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E.F. Johnson Company 9800 SERIES Service Manual

Other manuals for 9800 SERIES: Operating Manual
Manual is about: 9800 SERIES FM Two-Way Radio

Summary of 9800 SERIES

  • Page 1

    Mobile service manual 984 x s eries (uhf) 988 x s eries (800 mh z ) 989 x s eries (900 mh z ) 25 or 40 watts (uhf); 15 or 30 watts (800/900 mhz) 13.6 vdc part no. 242-98xx-xxx first printing january 2001 supersedes: part no. 001-9800-200, 9/99 remote-mount.

  • Page 2: 98Xx-Series

    98xx-series fm two-way radio service manual 13.6 vdc 25 or 40 watts, uhf 15 or 30 watts, 800/900 mhz part no. 242-984x-2xx (uhf) part no. 242-988x-2xx (800 mhz) part no. 242-989x-2xx (900 mhz) copyright © 2001 by the e.F. Johnson company the e.F. Johnson company, which was founded in 1923, provides ...

  • Page 3

    Table of contents table of contents ii february 2001 part no. 001-9800-001 1 general information 1.1 scope of manual . . . . . . . . . . . . . . . . . . . . 1-1 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 ltr ® , low tier, and data models . . . . . . . . . . 1-1 1.2 t...

  • Page 4

    Table of contents (cont’d) iii february 2001 part no. 001-9800-001 table of contents 3.10 synthesizer circuit description (800/900 mhz models) . . . . . . . . . . . . . . . 3-22 introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22 voltage-controlled oscillator . . . . . . . . . . ...

  • Page 5

    Table of contents (cont’d) iv february 2001 part no. 001-9800-001 table of contents 470-512 mhz rf rf board schematic. . . . . . . . . . . . . . . . . . . 6-22 pa board schematic (25w). . . . . . . . . . . . . 6-23 vco board layout . . . . . . . . . . . . . . . . . . . 6-24 pa board layout (25w) . ....

  • Page 6

    1-1 february 2001 part no. 001-9800-001 general information section 1 general information 1.1 scope of manual 1.1.1 general this service manual contains installation and service information for all current 9800 series mobile transceivers. These include the uhf 984x, 800 mhz 988x, and 900 mhz 989x mo...

  • Page 7

    General information 1-2 february 2001 part no. 001-9800-001 900 mhz models • full band (896-902 mhz) operation. • only narrow band (12.5 khz) models are available because the 900 mhz band has always had a 12.5 khz channel spacing. • high power (30w) and medium power (15w) models available. 1.2.3 fro...

  • Page 8

    General information 1-3 february 2001 part no. 001-9800-001 1.4 transceiver identification the transceiver identification number is printed on a label that is attached to the chassis. The informa- tion is contained in this number is shown in table 1-2. This number is stored electronically and can be...

  • Page 9

    General information 1-4 february 2001 part no. 001-9800-001 microphones and speaker - the microphones have an impedance of 620 ohms, and all dtmf models have backlighted keypad but no memory for storing numbers. The wr805 microphone is environmentally sealed against such things as rain, sand, and du...

  • Page 10

    General information 1-5 february 2001 part no. 001-9800-001 when your call is answered, you will hear a brief message informing you of numbers that can be entered to reach various departments. This number may be entered during or after the message using a tone-type telephone. When you enter some num...

  • Page 11

    General information 1-6 february 2001 part no. 001-9800-001 uhf 984x specifications the following are general specifications intended for use in testing and servicing this transceiver. For current advertised specifications, refer to the specification sheet available from your sales representative. S...

  • Page 12

    1-7 february 2001 part no. 001-9800-001 general information 800 mhz 988x specifications the following are general specifications intended for use in testing and servicing this transceiver. For current advertised specifications, refer to the specification sheet available from your sales representativ...

  • Page 13

    General information 1-8 february 2001 part no. 001-9800-001 900 mhz 989x specifications the following are general specifications intended for use in testing and servicing this transceiver. For current advertised specifications, refer to the specification sheet available from your sales representativ...

  • Page 14

    2-1 february 2001 part no. 001-9800-001 installation figure 2-1 front mount installation components item no. Description part no. Item no. Description part no. 1 amplified dynamic microphone 250-0740-300 7 screw, no. 10 self-drilling (4) 575-9077-545 2 tri-knob (2) 547-0016-008 8 10-ft. Dc power cab...

  • Page 15

    Installation 2-2 february 2001 part no. 001-9800-001 2.1.3 transceiver programming the transceiver needs to be programmed before it is placed in service unless it was ordered as factory programmed. Programming instructions are located in the manuals listed in section 1.1.1. Transceivers are normally...

  • Page 16

    Installation 2-3 february 2001 part no. 001-9800-001 figure 2-2 remote mount installation components item no. Description part no. Item no. Description part no. 1 low profile mounting bracket 017-2229-010 9 hanger ground wire assembly 023-7171-911 2 screw, no. 10 self-drilling (4) 575-9077-545 10 am...

  • Page 17

    Installation 2-4 february 2001 part no. 001-9800-001 figure 2-3 accessory cable installation j101 strain relief grommet accessory pigtail cable r170 proceed as follows to install the power cable: 1. Before beginning power cable installation, remove the negative cable from the battery to prevent dama...

  • Page 18

    Installation 2-5 february 2001 part no. 001-9800-001 figure 2-4 accessory cable connector accessory cable from transceiver pin 8 pin 1 insert pin with tang up pin function 1 speaker out* 2 sw bat out 3 nc 4 horn alert 5 ground 6 ign sense 7 output d 8 nc * this is a low level output (see section 2.4...

  • Page 19

    Installation 2-6 february 2001 part no. 001-9800-001 installing ignition sense wire assembly the ignition sense input is connected using the connector with the 22-foot red wire pre-installed in pin 6. The white jumper between pins 1 and 3 is not used with this transceiver, so it can be clipped off o...

  • Page 20

    Installation 2-7 february 2001 part no. 001-9800-001 figure 2-6 data cable installation (-001 cable shown) strain relief accessory j301 j701 two user-definable wires pigtail cable data pigtail cable installed. Then install the mounting bracket using the included self-tapping screws or other screws i...

  • Page 21

    Installation 2-8 february 2001 part no. 001-9800-001 2.7.1 general the optional data pigtail cable is supported by multi-net versions only. It is installed when a modem or some other type of data device is to be connected to the transceiver. This cable connects the data equip- ment to data connector...

  • Page 22

    Installation 2-9 february 2001 part no. 001-9800-001 2.8.2 smartnet/smartzone models key cap kit, part no. 587-9840-003, is included with each smartnet/smartzone transceiver. This kit includes the five key caps listed below. Emer f1 f2 f3 scan key cap kit, part no. 587-9840-105, is also included wit...

  • Page 23

    3-1 february 2001 part no. 001-9800-001 circuit description 3.1 general transceiver description 3.1.1 introduction note: a block diagram of the audio and data processing circuitry on the audio/logic board is located in figure 3-3, and block diagrams of the rf boards are located in figures 3-4 and 3-...

  • Page 24

    Circuit description 3-2 february 2001 part no. 001-9800-001 flash eprom and also eeprom u102. This infor- mation is programmed when data is downloaded to the transceiver by the programming software described in section 4. A second microcontroller (u2) on the display board controls the front panel di...

  • Page 25

    Circuit description 3-3 february 2001 part no. 001-9800-001 figure 3-1 power distribution and switching figure 3-2 power on-off control circuit + chassis ground vehicle battery 15a fuse power cable power amplifier board transceiver power connector cr600 transient suppressor unsw bat unsw bat sw bat ...

  • Page 26

    Circuit description 3-4 february 2001 part no. 001-9800-001 3.3 audio/logic board digital circuit 3.3.1 microcontroller (u101) general the control logic is based on an mc68hc11f1 eight-bit microcontroller (u101). This device has an internal 1k-byte static ram and 512-byte eeprom but no internal rom ...

  • Page 27

    Circuit description 3-5 february 2001 part no. 001-9800-001 address bus the address bus consisting of a0-a15 is used for addressing the memory location in u107 or u108 that data is being written to or read from. In addition, it provides chip select signals to latches u110-u112. Refer to section 3.3....

  • Page 28

    Circuit description 3-6 february 2001 part no. 001-9800-001 return-to-zero (nrz) format consisting of one start bit, eight or nine data bits, and one stop bit. This port is used to provide data communication with the computer used to program the transceiver. Connection is made via the front panel mi...

  • Page 29

    Circuit description 3-7 february 2001 part no. 001-9800-001 nand gates u104a and u104d provide gating of the write signal to u108. Data is written to this device only during flash programming. Therefore, when flash programming occurs, the q3 output (pin 16) of shift register u111 goes high which ena...

  • Page 30

    Circuit description 3-8 february 2001 part no. 001-9800-001 figure 3-3 audio and data processing circuitry block diagram bandpass filter/ de-emphasis 300-3000 hz u301c, u301d u300b, u300c u304a u303c u304a u300d, u300a u304b amplifier microphone amplifier u301b u303b u307b q300 u305 u307c q301 q307 ...

  • Page 31

    Circuit description 3-9 february 2001 part no. 001-9800-001 the passband of this filter is controlled by the q1 output (pin 18) of latch u111. When ltr or digital call guard data or low-frequency call guard tones are received, this output goes high which turns q300 on. This switches additional capac...

  • Page 32

    Circuit description 3-10 february 2001 part no. 001-9800-001 frequencies below 300 hz that could cause interfer- ence with ltr data and call guard signals. Gate u308b blocks the microphone signal when microphone audio is not transmitted such as during the data handshake to set up the call. A high si...

  • Page 33

    Circuit description 3-11 february 2001 part no. 001-9800-001 the functions controlled by u2 are as follows: • display controller u1 programming • backlight control • transmit/busy indicator cr4 control • front panel option switch detection • front panel select switch detection • microphone hanger of...

  • Page 34

    Circuit description 3-12 february 2001 part no. 001-9800-001 set the vco to the center of the operating band when the control voltage is at its midpoint. The output signal on the collector of q102 is coupled by c108 to a cascode buffer amplifier formed by q100 and q101. This is a shared-bias amplifi...

  • Page 35

    Circuit description 3-13 february 2001 part no. 001-9800-001 figure 3-4 rf block diagram (uhf models) t w o-p ole bandpass filter t w o-p ole bandpass filter 45 mhz f our p ole cr ystal filter l200/l201 l204/l206 z204 rf amp mix e r q201 q202 second mix er/detector u201 t ripler q207 z205 450 khz ce...

  • Page 36

    Circuit description 3-14 february 2001 part no. 001-9800-001 part of the vco output signal is fed out of the vco on pin 2 and applied to a second harmonic filter formed by c842 and l802. A 50-ohm load is provided by r855, with c841 providing impedance matching. Part of the vco signal is also fed out...

  • Page 37

    Circuit description 3-15 february 2001 part no. 001-9800-001 operation as stated in section 3.7.1, the fr input to the main phase detector is 50 khz for all channels (either 6.25 or 10 khz channel spacing). The 14.850 mhz reference oscillator frequency is divided by 297 to produce this signal. Fract...

  • Page 38

    Circuit description 3-16 february 2001 part no. 001-9800-001 figure 3-5 synthesizer chip u804 block diagram (1) clock (2) data (3) strobe (4, 12) vss (5) rfin (6) rf in ÷64/65 prescaler main dividers fractional accumulator prescaler modulus control fmod serial input + program latches vdd (7, 15, 20)...

  • Page 39

    Circuit description 3-17 february 2001 part no. 001-9800-001 cr202. The function of this filter is to attenuate frequencies outside the receive band such as the first injection, image, and half if frequencies. The pass- band frequency of the filter is shifted in four steps using pin diodes. These di...

  • Page 40

    Circuit description 3-18 february 2001 part no. 001-9800-001 figure 3-6 limiter/detector u201 block diagram the 44.550 mhz injection frequency on pin 4 is produced by tripling the 14.850 mhz frequency of reference oscillator u806. To do this, a portion of the reference oscillator signal is applied t...

  • Page 41

    Circuit description 3-19 february 2001 part no. 001-9800-001 3.9 transmitter circuit description (uhf models) note: a transmitter block diagram is in figure 3-4. 3.9.1 first and second amplifiers revised 430-470 mhz and all 470-512 mhz models the input signal to the exciter is the transmit frequency...

  • Page 42

    Circuit description 3-20 february 2001 part no. 001-9800-001 impedance matching between q508 and q509 is provided by l501, several capacitors, and two sections of microstrip (microstrip is described in the preceding section). Resistor r523 lowers the q of l501 to make it less frequency selective. Q5...

  • Page 43

    Circuit description 3-21 february 2001 part no. 001-9800-001 3.9.5 directional coupler, low-pass filter the transmit signal is fed to a directional coupler formed by adjacent sections of microstrip. The forward component of output power is rectified by cr602 and developed across r607 and fed to the ...

  • Page 44

    Circuit description 3-22 february 2001 part no. 001-9800-001 over current shutdown current to final amplifier q601 on the pa board is monitored by sensing the voltage drop across r680. Pins 5 and 6 of u500b are effectively connected across this resistor. As current increases, the voltage on u500b, p...

  • Page 45

    Circuit description 3-23 february 2001 part no. 001-9800-001 figure 3-7 rf block diagram (800/900 mhz models) t w o-p ole bandpass filter t w o-p ole bandpass filter 45 mhz f our p ole cr ystal filter l200/l201 l204/l206 z204 rf amp mix er q201 q202 second mix er/detector u201 t ripler q207 z205 450...

  • Page 46

    Circuit description 3-24 february 2001 part no. 001-9800-001 vco to the center of the operating band when the control voltage is at its midpoint. The output signal on the collector of q902 is coupled by c911 to a buffer amplifier formed by q901 and q903. This is a shared-bias amplifier which provide...

  • Page 47

    Circuit description 3-25 february 2001 part no. 001-9800-001 cially at the lower audio frequencies. Conversely, if only the reference oscillator was modulated, the vco frequency would not change fast enough, especially at the higher audio frequencies. By modulating both, a relatively flat response i...

  • Page 48

    Circuit description 3-26 february 2001 part no. 001-9800-001 this effectively ac grounds the receiver end of the quarter-wave line through cr802 and c847. When one end of a quarter-wave line is grounded, the other end presents a high impedance to the quarter-wave frequency. Therefore, the vco signal...

  • Page 49

    Circuit description 3-27 february 2001 part no. 001-9800-001 divide number. In this example the fractional-n incre- ment is .75 x 8 (modulo n) or 6. This causes the pres- caler to divide by 65 for one additional output pulse for 6 of 8 main divider cycles. This produces a divide number that is .75 h...

  • Page 50

    Circuit description 3-28 february 2001 part no. 001-9800-001 for example, if current through r207 attempts to increase, the emitter voltage of q200 decreases. Q200 then conducts less and turns q201 off slightly to main- tain a constant bias current. This provides a stable bias over changes in temper...

  • Page 51

    Circuit description 3-29 february 2001 part no. 001-9800-001 if a narrowband channel is selected, a low signal is applied to the base of q205. That transistor is then turned off and inverter q206 turned on. Cr209/cr210 are then forward biased and cr207/cr208 reverse biased. This routes the 450 khz i...

  • Page 52

    Circuit description 3-30 february 2001 part no. 001-9800-001 rf chokes l502 and l503, ferrite bead ep502, and several capacitors isolate the power control circuit from rf signals. A 50-ohm, 3 db pad formed by r529-r531 provides an output impedance of 50 ohms at the j602. Impedance matching between q...

  • Page 53

    Circuit description 3-31 february 2001 part no. 001-9800-001 oped across r606 and then fed to the power control circuit. Reverse power is not detected in this transceiver. From the directional coupler the transmit signal is fed to a low-pass harmonic filter formed by c624- c627 and several sections ...

  • Page 54

    Circuit description 3-32 february 2001 part no. 001-9800-001 over current shutdown current to the second and third amplifier stages in power module u600 on the pa board is monitored by sensing the voltage drop across r601. Pins 5 and 6 of u500b are effectively connected across this resistor. As curr...

  • Page 55

    4-1 february 2001 part no. 001-9800-001 servicing 4.1 general caution ltr-net models may automatically transmit during normal operation and at power off to send registration and de-registration messages. Therefore, when a signal generator is connected to these models, be sure to use an isolation pad...

  • Page 56

    Servicing 4-2 february 2001 part no. 001-9800-001 ± 5% and ± 10% resistors (p.N. 569-0105-xxx) the three-digit number used to identify ±5% and ±10% resistors corresponds to the last three digits of the efjohnson part number. This number is derived as follows. For example, “273” indicates a 27k ohm r...

  • Page 57

    Servicing 4-3 february 2001 part no. 001-9800-001 figure 4-1 simplified synthesizer block diagram q801 module u806 14.850 mhz tcxo reference counter n counter prescaler control ¸ 64/65 prescaler phase detector vco control vco buffer amplifier u804 synthesizer ic lock detect fr fv to rx and tx tantal...

  • Page 58

    Servicing 4-4 february 2001 part no. 001-9800-001 4.3.2 reference oscillator (u806) check the signal at u806, pin 8. With 800 mhz models, it should be 17.500 mhz, and with uhf and 900 mhz models, 14.850 mhz. The level should be approximately 400 mv rms. If this signal is not present, replace the ref...

  • Page 59

    Servicing 4-5 february 2001 part no. 001-9800-001 4.3.5 determining synthesizer counter divide numbers note: for more information on the operation of the counters in u801, refer to section 3.7.5. Overall div no. (k) = vco freq ÷ .050 example: 813.4875 ÷ .050 = 16,269.75 “a” divide no. = 64 x fractio...

  • Page 60

    5-1 february 2001 part no. 001-9800-001 parts list section 5 parts list ref no description part no. Front panel assembly and mechanical parts a 400 display pc board assembly, complete board 585-3000-340 a 475 display wire harness 023-9800-475 a 700 plastic front panel assembly see mp700 c 001 1.0 µf...

  • Page 61

    Parts list 5-2 february 2001 part no. 001-9800-001 mp 003 to-220 clip 017-2226-022 speaker plate (remote head) 017-2227-055 mp 004 foam mounting pad 018-1134-105 mp 005 mounting bracket, 98xx 017-2229-005 mp 006 acoustic insert 574-3002-140 mp 007 low pass filter shield 017-2229-003 foam mounting pa...

  • Page 62

    Parts list 5-3 february 2001 part no. 001-9800-001 r 048 1.0k ohm ±5% 1/8w smd 569-0105-102 r 049 1.0k ohm ±5% 1/8w smd 569-0105-102 r 050 10k ohm ±5% 1/8w smd 569-0105-103 s 001 switch, rotary and push 583-2042-001 u 001 lcd controller hd66710 544-2027-014 u 002 microcontroller, 68hc705p9 023-9998-...

  • Page 63

    Parts list 5-4 february 2001 part no. 001-9800-001 c 218 3.3 pf npo ±5% 50v cer smd 510-3601-339 (430-470 mhz) 2.4 pf ±5% npo 50v cer smd 510-3615-249 (470-512 mhz) c 219 1.8 pf ±5% npo 50v cer smd 510-3601-189 (430-470 mhz) 1.5 pf ±5% npo 50v cer smd 510-3615-159 (470-512 mhz) c 220 100 pf npo ±5% ...

  • Page 64

    Parts list 5-5 february 2001 part no. 001-9800-001 c 256 6.8 pf npo ±5% 50v cer smd 510-3601-689 c 258 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 259 100 pf npo ±5% 50v cer smd 510-3601-101 c 260 9.1 pf ±5% npo 50v cer smd 510-3601-919 (430-470 mhz) 8.2 pf ±5% npo 50v cer smd 510-3615-829 (470-512 m...

  • Page 65

    Parts list 5-6 february 2001 part no. 001-9800-001 100 pf npo ±5% 50v cer smd 510-3601-101 (all others) c 514 .1 µf x7r ±10% 50v cer smd 510-3606-104 (unrevised 430-470 mhz) 10 µf 25v tantalum smd 510-2627-100 (all others) c 515 100 pf npo ±5% 50v cer smd 510-3601-101 (unrevised 430-470 mhz) .1 µf x...

  • Page 66

    Parts list 5-7 february 2001 part no. 001-9800-001 12 pf ±5% npo 50v cer smd 510-3615-120 (revised 430-470 mhz) 10 pf ±5% npo 50v cer smd 510-3615-100 (470-512 mhz) c 540 3.9 pf ±5% npo 50v cer smd 510-3615-399 (unrevised 430-470 mhz) 100 pf npo ±5% 50v cer smd 510-3601-101 (all others) c 541 24 pf ...

  • Page 67

    Parts list 5-8 february 2001 part no. 001-9800-001 5.1 pf ±5% npo 50v cer smd 510-3615-519 (revised 430-470 mhz) 4.7 pf ±5% npo 50v cer smd 510-3615-479 (470-512 mhz) c 557 .01 µf x7r ±10% 50v cer smd 510-3605-103 (unrevised 430-470 mhz) 2.0 pf ±5% npo 50v cer smd 510-3615-209 (revised 430-470 mhz) ...

  • Page 68

    Parts list 5-9 february 2001 part no. 001-9800-001 c 578 15 pf ±5% npo 50v cer smd 510-3615-150 (unrevised 430-470 mhz) .01 µf x7r ±10% 50v cer smd 510-3605-103 (all others) c 579 100 pf npo ±5% 50v cer smd 510-3601-101 (unrevised 430-470 mhz) 7.5 pf ±5% npo 50v cer smd 510-3615-759 (revised 430-470...

  • Page 69

    Parts list 5-10 february 2001 part no. 001-9800-001 c 630 2.2 pf ±5% npo 50v cer smd 510-3615-229 (430-470 mhz) 1.5 pf ±5% npo 50v cer smd 510-3615-159 (470-512 mhz) c 631 33 pf ±5% npo 50v cer smd 510-3615-330 c 632 56 pf 250v mini mica 510-0019-560 (430-470 mhz, 40 watt) 27 pf 250v mini mica 510-0...

  • Page 70

    Parts list 5-11 february 2001 part no. 001-9800-001 c 811 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 812 100 pf npo ±5% 50v cer smd 510-3601-101 c 813 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 814 4.7 µf 10v tantalum smd 510-2624-479 c 815 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 816 .001 µf x7r ...

  • Page 71

    Parts list 5-12 february 2001 part no. 001-9800-001 ep 501 ferrite bead smd 517-2503-010 (430-470 mhz) ep 501 .055 id x .015 teflon tubing 058-0053-515 ep 600 ferrite bead smd 517-2503-010 ep 601 ferrite bead smd 517-2503-010 ep 602 ferrite bead smd 517-2503-010 ep 603 ferrite bead smd 517-2503-010 ...

  • Page 72

    Parts list 5-13 february 2001 part no. 001-9800-001 l 800 22 nh inductor 542-9003-227 l 801 12 nh inductor 542-9003-127 l 802 39 nh inductor 542-9003-397 mp 013 .120 isodamp foam 018-1132-019 mp 131 shim substrate 010-0345-450 mp 208 1/4 in. Coil shield 578-0003-001 mp 213 1/4 in. Coil shield 578-00...

  • Page 73

    Parts list 5-14 february 2001 part no. 001-9800-001 q 517 npn general purpose 576-0003-658 (unrevised 430-470 mhz) pnp general purpose 576-0003-612 (all others) q 600 npn 50w amplifier 576-0004-402 q 601 npn 50w amplifier 576-0004-402 q 602 npn general purpose amp 576-0003-658 q 800 npn low noise am...

  • Page 74

    Parts list 5-15 february 2001 part no. 001-9800-001 r 508 220k ohm ±5% 1/8w smd 569-0105-224 (unrevised 430-470 mhz) 10k ohm ±5% 1/8w smd 569-0105-103 (all others) r 509 10k ohm ±5% 1/8w smd 569-0105-103 r 510 1.2k ohm ±5% 1/8w smd 569-0105-122 (unrevised 430-470 mhz) 10k ohm ±5% 1/8w smd 569-0105-1...

  • Page 75

    Parts list 5-16 february 2001 part no. 001-9800-001 r 532 18 ohm ±5% 1/8w smd 569-0105-180 (unrevised 430-470 mhz) 15 ohm ±5% 1/8w smd 569-0115-150 (all others) r 533 510 ohm ±5% 1/8w smd 569-0105-511 (unrevised 430-470 mhz) 10k ohm ±5% 1/8w smd 569-0105-103 (all others) r 534 100k ohm ±5% 1/8w smd ...

  • Page 76

    Parts list 5-17 february 2001 part no. 001-9800-001 75k ohm ±5% 1/8w smd 569-0105-753 (430-470 mhz 40w) 56k ohm ±5% 1/8w smd 569-0105-563 (470-512 mhz 40w) r 608 220k ohm ±5% 1/8w smd 569-0105-224 r 609 100 ohm ±5% .75w smd 569-0135-101 r 610 100 ohm ±5% .75w smd 569-0135-101 r 611 4.7k ohm ±5% 1/8w...

  • Page 77

    Parts list 5-18 february 2001 part no. 001-9800-001 u 802 potentiometer, 4-chnl ad8403 544-0004-211 u 803 op amp, dual 2904 544-2019-004 u 804 synthesizer sa7025 544-3954-027 u 806 tcxo, 14.85 mhz ±2.0 ppm 518-7009-523 z 202 450 khz 9 khz bw ceramic filter 532-2006-034 z 204 45 mhz 4-pole crystal fi...

  • Page 78

    Parts list 5-19 february 2001 part no. 001-9800-001 c 284 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 285 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 286 .01 µf x7r ±10% 50v cer smd 510-3605-103 c 287 33 pf npo ±5% 50v cer smd (800 mhz models) 510-3601-330 47 pf npo ±5% 50v cer smd (900 mhz models) 51...

  • Page 79

    Parts list 5-20 february 2001 part no. 001-9800-001 c 619 1 µf ±10% 16v 50v cer smd 510-3606-105 c 620 1.0 pf ±5% npo 50v cer smd 510-3615-109 c 621 56 pf ±10% 50v high q smd 510-3653-560 c 622 1.8 pf ±5% npo 50v cer smd 510-3615-189 c 623 12 pf ±5% npo 50v cer smd 510-3615-120 c 624 3.9 pf ±10% 50v...

  • Page 80

    Parts list 5-21 february 2001 part no. 001-9800-001 c 849 47 pf npo ±5% 50v cer smd (800 mhz models) 510-3601-470 27 pf ±5% npo 50v cer smd (900 mhz models) 510-3601-270 c 850 39 pf ±5% npo 50v cer smd 510-3615-390 cr 200 pin switching diode 523-1504-001 cr 203 switching diode sot-23 523-1504-002 cr...

  • Page 81

    Parts list 5-22 february 2001 part no. 001-9800-001 pc 500 pc board, power amp 800/900 mhz 15w (rev 2) 035-9882-500 800/900 mhz 30w (rev 3) 035-9884-500 q 200 pnp switching 576-0003-612 q 201 npn low noise high freq 576-0003-618 q 202 npn low noise high freq 576-0003-618 q 203 pnp switching 576-0003...

  • Page 82

    Parts list 5-23 february 2001 part no. 001-9800-001 r 254 2.2k ohm ±5% 1/8w smd 569-0105-222 r 255 56k ohm ±5% 1/8w smd 569-0105-563 r 256 27k ohm ±5% 1/8w smd 569-0105-273 r 257 62k ohm ±5% 1/8w smd 569-0105-623 (800 mhz models) 47k ohm ±5% 1/8w smd 569-0105-473 (900 mhz models) r 258 10k ohm ±5% 1...

  • Page 83

    Parts list 5-24 february 2001 part no. 001-9800-001 r619 430 ohm ±5% 1/8 smd 569-0115-431 r 800 20k ohm ±5% 1/8w smd 569-0105-203 r 801 20k ohm ±5% 1/8w smd 569-0105-203 r 802 10k ohm ±5% 1/8w smd 569-0105-103 r 803 20k ohm ±5% 1/8w smd 569-0105-203 r 804 4.7k ohm ±5% 1/8w smd 569-0105-472 r 805 10k...

  • Page 84

    Parts list 5-25 february 2001 part no. 001-9800-001 power module, 18w 900 mhz (900 mhz models) 544-4001-008 u 800 shift register, 8-stage 4094 544-3016-094 u 801 shift register, 8-stage 4094 544-3016-094 u 802 potentiometer, 4-ch ad8403 544-0004-211 u 803 op amp, dual 2904 544-2019-004 u 804 synthes...

  • Page 85

    Parts list 5-26 february 2001 part no. 001-9800-001 c 329 .047 µf x7r ±10% 50v cer smd 510-3605-473 c 330 .1 µf x7r ±10% 50v cer smd 510-3606-104 c 331 .0033 µf x7r ±10% 50v cer smd 510-3605-332 c 332 .0047 µf x7r ±10% 50v cer smd 510-3605-472 c 333 .0068 µf x7r ±10% 50v cer smd 510-3605-682 c 334 4...

  • Page 86

    Parts list 5-27 february 2001 part no. 001-9800-001 pc 100 pc board, audio/logic 035-9800-100 q 100 n-channel mosfet dpak 576-0006-114 q 101 npn general purpose 576-0003-658 q 102 npn general purpose 576-0003-658 q 103 pnp low noise amp 576-0003-657 q 104 npn digital, w/resistors 576-0003-616 q 105 ...

  • Page 87

    Parts list 5-28 february 2001 part no. 001-9800-001 r 166 10k ohm ±5% 1/8w smd 569-0105-103 r 167 47k ohm ±5% 1/8w smd 569-0105-473 r 168 3.40k ohm ±1% 1/8w smd 569-0111-352 r 169 22k ohm ±5% 1/8w smd 569-0105-223 r 170 4.7k ohm ±5% 1/8w smd 569-0115-472 r 171 10k ohm ±5% 1/8w smd 569-0105-103 r 172...

  • Page 88

    Parts list 5-29 february 2001 part no. 001-9800-001 r 367 470k ohm ±5% 1/8w smd 569-0105-474 r 368 zero ohm smd jumper 560-0105-001 r 369 5.6k ohm ±5% 1/8w smd 569-0105-562 r 370 470 ohm ±5% 1/8w smd 569-0105-471 r 371 39k ohm ±5% 1/8w smd 569-0105-393 r 372 82k ohm ±5% cer smd 569-0105-823 r 373 3....

  • Page 89

    Parts list 5-30 february 2001 part no. 001-9800-001 ref no description part no. 9800-series radio mounting kit part no. 023-9800-030 hw 001 screw, no. 10 self drilling (4) 575-9077-545 mp 001 tri knob (2) 547-0016-008 9800-series remote mounting kit part no. 023-9800-040 hw 001 screw, no. 10 self dr...

  • Page 90

    Parts list 5-31 february 2001 part no. 001-9800-001 front panel exploded view mp700 mp701 hw703 (3) hw701 (2) display board (a400) mp705 mp704 mp702 (5) hw701 (2) hw702 (2) mp703 (2) interface board a475.

  • Page 91

    February 2001 part no. 001-9800-001 5-32 hw004 (2) mp006 j001 ls001 mp004 mp002 hw010 (4) mp705 a700 hw004 (2) mp005 mp001 (part of -030 mtg kit) mp1 hw009 (2) mp010 hw009 (2) mp016 mp015 hw003 (7) rf board mp003 mp012 hw001 (4) (part of -030 mtg kit) mp008 hw003 (7) mp007 hw002 (2) hw007 (2) power ...

  • Page 92

    February 2001 part no. 001-9800-001 5-33 a700 mp705 hw010 mp002 ls001 mp006 (acoustic insert) mp003 mp002 (cable housing) (speaker box/bracket) w001 hw001 (2) hw001 (4) mp004 (part of -040 mtg kit) mp001 (part of -040 mtg kit) hw001 (part of -040 mtg kit) hw002 (part of -040 mtg kit) mp001 (display ...

  • Page 93

    6-1 february 2001 part no. 001-9800-001 schematic diagrams and component layouts transistor and diode basing diagrams section 6 schematic diagrams and component layouts transistors part number basing diagram identification 576-0001-300 1 1r 576-0002-057 2 - 576-0002-070 3 - 576-0003-604 4 3604 576-0...

  • Page 94

    6-2 february 2001 part no. 001-9800-001 amplified dynamic microphone schematic and mechanical parts part no. 250-0740-300

  • Page 95

    6-3 february 2001 part no. 001-9800-001 transceiver top photo (800 mhz shown) transceiver bottom photo (800 mhz, 30w shown) rf board pa board audio/ logic board.

  • Page 96

    February 2001 part no. 001-9800-001 6-4 2 4 6 8 10 12 14 16 18 20 19 17 15 13 11 9 7 5 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 j201 j302 transmit unsw bat gnd gnd rf strobe sw bat serial data tx wb data tx audio rx audio rssi tx data lock det serial clock 8v tx on gnd on - off ctrl te...

  • Page 97

    6-5 february 2001 part no. 001-9800-001 opt sw s1 opt sw s2 opt sw s3 opt sw s4 opt sw s5 a cr4 41 c 1 40 57 49 a401 48 r33 q4 c b e ds2 r47 r21 r18 12 1 r4 r41 r20 r26 r25 q3 q2 c3 14 u2 c1 r44 r27 c4 u1 81 51 ds1 ds2 ds4 100 1 31 u3 15 28 r45 c6 q7 e b r43 r42 q6 e b c r24 r23 ds3 r46 c j1 1 c c8 ...

  • Page 98

    6-6 february 2001 part no. 001-9800-001 j4 hanger 1 2 3 4 5 6 7 8 9 10 j4 12v vpp gnd txd gnd gnd gnd rxd battery nc 9 5 4 2 3 6 8 7 1 10 j5 a 1 2 3 4 5 6 b dcd 1 2 txd rxd dtr 3 4 sg dsr 5 6 rts cts 7 8 si 9 j2 db9 t o computer vcc cr6 r13 10k j3 dc power jack 3 4 4 2 4 4 2 1 j7 cr1 cr2 cr4 cr3 bat...

  • Page 99

    Component locator guides 6-7 february 2001 part no. 001-9800-001 comp. Location a 900 c2 c 201 a4 c 202 a5 c 203 a4 c 204 a4 c 205 a4 c 206 a4 c 207 a4 c 208 a4 c 209 a4 c 210 a4 c 211 a4 c 212 a4 c 213 a4 c 214 a4 c 215 a4 c 216 a4 c 217 a4 c 218 a4 c 219 a4 c 220 a5 c 221 a5 c 222 a5 c 223 a5 c 22...

  • Page 100

    Component locator guides 6-8 february 2001 part no. 001-9800-001 c 564 b3 c 565 a2/b3 c 566 b3/a3 c 567 b1/a3 c 568 a1/b4 c 569 a1/b4 c 570 c1/b4 c 571 c1a3 c 572 b1/a3 c 573 b1/b4 c 574 b1/b3 c 575 b1/b3 c 576 a1/b3 c 577 a1/a2 c 578 b1/b3 c 579 b1/a1 c 800 a3 c 801 a3 c 802 a3 c 803 a4 c 805 a3 c ...

  • Page 101

    Component locator guides 6-9 february 2001 part no. 001-9800-001 r 232 c4 r 233 c5 r 234 c5 r 237 c5 r 238 c5 r 239 c5 r 240 c5 r 241 c5 r 242 c5 r 243 b4 r 244 b4 r 245 c4 r 246 c4 r 247 c4 r 248 c4 r 249 b4 r 250 b4 r 251 b4 r 252 c5/b5 r 253 c5 r 254 c5 r 255 c5 r 256 c4/b5 r 257 c4 r 258 c4 r 25...

  • Page 102

    Component locator guides 6-10 february 2001 part no. 001-9800-001 rf board component locator guide (800/900 mhz) the following guide can be used to locate components on the 800 mhz rf board layout on page 6-16 and the 900 mhz rf board layout on page 6-17. Refer to the grid around the board to determ...

  • Page 103

    Component locator guides 6-11 february 2001 part no. 001-9800-001 cr 200 c4 cr 203 c5 cr 207 a5 cr 208 a5 cr 209 a5 cr 210 a5 cr 500 c2 cr 501 c2 cr 502 c2 cr 503 b2 cr 504 c2 cr 505 c2 cr 506 c2 cr 800 a1 cr 801 a1 cr 802 b2 cr 803 b2 ep 501 b1 ep 502 c1 f 500 c3 j 201 c3 j 501 c3 l 200 c4 l 201 b4...

  • Page 104

    Component locator guides 6-12 february 2001 part no. 001-9800-001 r 816 b3 r 817 a4 r 818 a3 r 819 a4 r 820 c3 r 821 a4 r 822 c3 r 823 b3 r 824 a4 r 825 a3 r 826 a4 r 827 a2 r 828 c3 r 829 b3 r 830 a1 r 831 a3 r 832 a1 comp. Location r 833 a1 r 834 a4 r 835 a3 r 836 a1 r 837 a1 r 838 b3 r 839 a2 r 8...

  • Page 105

    Component locator guides 6-13 february 2001 part no. 001-9800-001 c 362 b4 c 363 c1 c 364 a4 cr100 c1 cr101 a2 cr102 c2 cr103 c1 cr104 c1 cr105 a1 cr106 c2 cr107 a1 cr108 c3 cr109 c2 cr110 a3 cr111 c2 cr112 c2 cr113 c2 cr114 c3 cr115 c2 cr116 c2 cr117 c1 cr118 c3 cr119 c2 cr120 c3 cr121 c2 cr122 c2 ...

  • Page 106

    Component locator guides 6-14 february 2001 part no. 001-9800-001 r 335 c4 r 336 c4 r 337 b2 r 338 c4 r 339 b5 r 340 b5 r 341 b5 r 342 c4 r 343 b5 r 344 b5 r 345 c4 r 346 c4 r 347 b5 r 348 b5 r 349 b5 r 350 b5 r 351 b5 r 352 b5 r 353 b5 r 354 b3 r 355 b5 r 356 a4 r 357 c3 r 358 c4 r 359 b5 r 360 a4 ...

  • Page 107

    February 2001 part no. 001-9800-001 6-15 c578 .01uf r546 42.2k r550 12.1k c576 100 c575 .01uf r539 100k r544 10 r549 7.5k c577 10uf r545 17.8k c564 10uf r541 100k r525 47k 510 10k r518 47k r520 47k 5.5v regulator ctrl v out fdbk vin 8v c574 100 r542 100 + + unsw bat vout vin 1 u501 mc78m08 gnd 6 2 1...

  • Page 108

    6-16 february 2001 part no. 001-9800-001 q501 q504 c505 q514 r516 r517 r544 c562 c563 q513 b c e f500 r539 r524 c209 c207 c208 c211 c205 c204 c203 cr200 c534 c548 c546 c532 c545 c535 c537 c547 c 533 c579 c549 c519 c520 r519 r509 q500 r540 r541 r548 r542 cr507 c561 j201 j501 r201 c200 c216 r203 r202 ...

  • Page 109

    6-17 february 2001 part no. 001-9800-001 c621 l603 c625 c620 c614 l604 l602 j601 c634 c635 c636 c643 l606 r605 cr602 c650 r609 r610 ep601 r608 l601 c613 c612 r607 c608 c638 c637 c615 q601 e e c b c617 c646 c640 r613 r601 r600 c611 c653 j600 1 8 cr600 p1 c630 c628 r603 c629 cr601 r602 ep602 l607 c616...

  • Page 110

    February 2001 part no. 001-9800-001 6-18 r604 100 r611 4.7k c640 47 c649 68 c648 100 cr602 r605 330 l605 c601 470 c600 .01uf 3 4 6 5 8 1 2 7 unsw bat out c602 68 c653 68 harmonic filter r603 220k antenna jack j601 r607 75k cr600 ep c611 68 w602 c604 68 c603 .01uf r601 10k current sense temperature t...

  • Page 111

    6-19 february 2001 part no. 001-9800-001 c621 l603 c625 c620 c614 l604 l602 j601 c634 c635 c636 c643 l606 r605 cr602 c650 r609 r610 ep601 r608 l601 c613 c612 r607 c608 c638 c637 c615 q601 e e c b c617 c640 r613 r601 r600 c611 c653 j600 1 8 c646 cr600 p1 c630 c628 r603 c629 cr601 r602 ep602 l607 c616...

  • Page 112

    February 2001 part no. 001-9800-001 6-20 c566 .01uf r539 42.2k r543 12.1k c564 100 c563 .01uf r534 100k r261 10 r542 7.5k c565 10uf r538 17.8k c552 10uf r536 100k r557 47k r505 10k r512 47k r514 47k 5.5v regulator ctrl v out fdbk vin 8v c562 100 r260 100 + + unsw bat vout vin 1 u501 mc78m08 gnd 6 2 ...

  • Page 113

    6-21 february 2001 part no. 001-9800-001 c209 c207 c208 c211 c205 c204 c203 cr200 r201 c200 c216 r203 r202 c213 c214 c215 q201 q200 r211 c233 c232 c237 c236 c235 c234 r210 r213 c240 c239 r212 c230 c244 c241 c242 c243 c245 r217 c247 c252 c246 c254 cr203 r208 l211 c262 r226 c263 mp2 c260 c557 c558 r22...

  • Page 114

    February 2001 part no. 001-9800-001 6-22 c578 .01uf r546 42.2k r550 12.1k c576 100 c575 .01uf r539 100k r544 10 r549 7.5k c577 10uf r545 17.8k c564 10uf r541 100k r525 47k 510 10k r518 47k r520 47k 5.5v regulator ctrl v out fdbk vin 8v c574 100 r542 100 + + unsw bat vout vin 1 u501 mc78m08 gnd 6 2 1...

  • Page 115

    6-23 february 2001 part no. 001-9800-001 q501 q504 c505 q514 r516 r517 r544 c562 c563 q513 b c e f500 r539 r524 c209 c207 c208 c211 c205 c204 c203 cr200 c534 c548 c546 c532 c545 c535 c537 c 54 7 c 533 c579 c549 c519 c520 r519 r509 q500 r540 r541 r548 r542 cr507 c561 j201 j501 r201 c200 c216 r203 r20...

  • Page 116

    6-24 february 2001 part no. 001-9800-001 800/900 mhz rf board schematic c621 l603 c625 c620 c614 l604 l602 j601 c634 c635 c636 c643 l606 r605 cr602 c650 r609 r610 ep601 r608 l601 c613 c612 r607 c608 c638 c637 c615 q601 e e c b c617 c646 c640 r613 r601 r600 c611 c653 j600 1 8 cr600 p1 c630 c628 r603 ...

  • Page 117

    February 2001 part no. 001-9800-001 6-25 j602 r604 100 r611 4.7k c640 47 c649 68 c648 100 cr602 r605 330 l605 c601 470 c600 .01uf 3 4 6 5 8 1 2 7 unsw bat out c602 68 c653 68 harmonic filter r603 220k antenna jack j601 r607 56k cr600 ep c611 68 w602 c604 68 c603 .01uf r601 10k current sense temperat...

  • Page 118

    6-26 february 2001 part no. 001-9800-001 c621 l603 c625 c620 c614 l604 l602 j601 c634 c635 c636 c643 l606 r605 cr602 c650 r609 r610 ep601 r608 l601 c613 c612 r607 c608 c638 c637 c615 q601 e e c b c617 c640 r613 r601 r600 c611 c653 j600 1 8 c646 cr600 p1 c630 c628 r603 c629 cr601 r602 ep602 l607 c616...

  • Page 119

    February 2001 part no. 001-9800-001 6-27 c566 .01uf r539 42.2k r543 12.1k c564 39 c563 .01uf c561 4.7uf r534 100k r527 10 r542 7.5k c565 10uf r538 17.8k c552 10uf r536 100k r547 47k r505 10k r512 47k r514 47k 5.5v regulator ctrl v out fdbk vin 8v c562 39 r526 100 + + unsw bat vout vin 1 u501 mc78m08...

  • Page 120

    6-28 february 2001 part no. 001-9800-001 c529 r520 c537 c516 r518 c515 r519 e b b e e c c e q506 c517 c522 l501 c531 c526 r521 c525 r523 r522 c520 c528 r857 r830 r836 c813 r837 r832 c844 c827 r860 r856 c847 c846 r859 r858 c845 c817 c808 c807 r833 c822 r839 c818 r861 c826 r827 c850 r843 r842 c848 c52...

  • Page 121

    6-29 february 2001 part no. 001-9800-001 c529 r520 c537 c516 r518 c515 r519 e b b e e c c e q506 c517 c522 l501 c531 c526 r521 c525 r523 r522 c520 c528 r857 r830 r836 c813 r837 r832 c844 c827 r860 r856 c847 c846 r859 r858 c845 c817 c808 c807 r833 c822 r839 c818 r861 c826 r827 c850 r843 r842 c848 c52...

  • Page 122

    6-30 february 2001 part no. 001-9800-001 c624 c625 c620 c626 c627 r607 j601 c621 c622 r603 cr603 c623 l604 cr602 r602 r604 r609 r610 cr604 l603 c639 r608 c633 c635 l602 c612 c613 c619 q602 c e b r605 r611 r606 c632 c628 c636 rt601 c629 8 1 j600 c630 c631 mp1 c638 c637 w500 5 4 3 2 1 u600 c609 c610 c...

  • Page 123

    February 2001 part no. 001-9800-001 6-31 j602 r608 220k r602 220k r610 100 r609 100 r611 4.7k c613 56 c612 .01uf c632 39 c623 12 c624 3.9 c625 7.5 c606 1uf c607 39 c633 56 (800 mhz) 10 (900 mhz) c635 1.8 c622 1.8 cr604 c626 7.5 c627 3.9 c609 39 c610 .018uf c611 1uf c638 39 c651 3 c652 10 c653 12 c61...

  • Page 124

    6-32 february 2001 part no. 001-9800-001 c624 c625 c620 c626 c627 r607 j601 c621 c622 r603 cr603 c623 l604 cr602 r602 r604 r609 r610 cr604 l603 c639 r608 c633 c635 l602 c612 c613 c619 q602 c e b r605 r611 r606 c632 c628 c636 rt601 c629 8 1 j600 c630 c631 c638 c637 w500 5 4 3 2 1 u600 c609 c610 c611 ...

  • Page 125

    February 2001 part no. 001-9800-001 6-33 r144 1k r139 47k r377 4.7k c365 .1 36 52 24 5 22 23 6 37 33 39 38 40 42 r128 1k c302 .0012 c300 .0012 r315 100k c306 .01 r339 10k r347 10k r302 620 r123 47k unsw bat source 15 c361 .1 c360 .1 c359 .1 c58 .1 c357 .1 c356 .1 c355 .1 w301 r362 [5] w302 w303 w313...

  • Page 126

    6-34 february 2001 part no. 001-9800-001 w321 r160 c109 r147 r195 1 19 cr302 u106 u110 r193 r112 u109 c118 cr101 u111 u112 u104 cr111 r151 r155 c114 u103 u102 r157 cr112 cr113 cr115 cr122 cr116 cr128 r159 r321 10 1 11 20 11 10 1 20 c111 q100 s d 11 20 1 20 c117 r113 r111 r143 r121 c119 c120 q303 e b...

  • Page 127

    Part number 001-9800-001cd 1-01 hph printed in u.S.A..