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Icom IC-M506 Service Manual

Other manuals for IC-M506: Specifications, Instruction Manual

Summary of IC-M506

  • Page 1

    S-15102xz-c1 september 2014 vhf marine transceiver.

  • Page 2

    This service manual describes the latest technical informa- tion for the ic-m506/ic-m506euro vhf marine trans- ceiver, at the time of publication. Never connect the transceiver to an ac outlet or to a dc power supply that uses more than the specifi ed voltage. This will ruin the transceiver. Do not ...

  • Page 3

    Table of contents section 1 specifications section 2 inside views section 3 disassembly instruction section 4 circuit description 4-1 receiver circuits ...................................................................................... 4-1 4-2 transmitter circuits ...................................

  • Page 4: Section 1. Specifications

    1-1 section 1. Specifications note: simplex channels, 3, 21, 23, 61, 64, 81, 82 and 83 cannot be lawfully used by the general public in u.S.A. Waters. * 1 low power only. * 2 momentary high power. * 3 dsc operation only. Channel number frequency (mhz) 03 156.150 160.750 03 03a 156.150 156.150 156.20...

  • Page 5

    1-2 all stated specifi cations are subject to change without notice or obligation. M ic-m506euro general d • frequency coverage: tx 156.000–162.000 mhz rx 156.000–163.425 mhz ch70 156.525 mhz • mode: fm, dsc • channel spacing: 25 khz • operating temperature range: –20°c to +60°c • current drain (at ...

  • Page 6: Section 2. Inside

    2-1 section 2. Inside views • logic unit cpu clock (x1) dsc decoder (ic12) atis decoder (ic13) tone/beep buffer (ic2) eeprom (ic14) photo coupler (ic9) clone data line buffer (ic7) clone data line buffer (ic5) backlit driver (q1) 3.3 v regulator (ic4) reset ic (ic11) cpu (ic1).

  • Page 7

    2-2 rx vco • main unit (top view) af amp (ic881) rf amp (q101) af line sw (ic906) bpf (ic506) bpf (fi201) af line sw (rl1) af power amp (ic701) if ic (main ch) (ic201) discriminator (main ch) (x201) af line sw (ic882) af line sw (ic505) af line sw (ic504) af line sw (ic503) electronic volume (ic19) ...

  • Page 8

    2-3 • main unit (bottom view) expander (ic801) expander (ic802) af mute (ic502) 8 v regulator (ic102) electronic volume (ic702) af mute sw (ic703) af amp (ic706) af lpf/sql amp (ic514) mic amp (ic513) eeprom (ic905) 1.5 v regulator (ic903) eeprom (ic904) 156.525 mhz bpf (fi301) main power supply lin...

  • Page 9: Section 3. Disassembly

    3-1 section 3. Disassembly instruction 1. Removing the logic unit 1) unscrew 14 screws from the rear panel, and remove the front panel. 2) disconnect the fl at cables and speaker cable. Be careful when you disassemble the front cover from the tranceiver body. Otherwise the speaker cable and the fl a...

  • Page 10: Section 4. Circuit

    4-1 section 4. Circuit description • rf circuits • 1st if circuits (for main channels) • 1st if circuits (for ch70) • 2nd if circuits (for main channels) • 2nd if circuits (for ch70) 4-1 receive circuits rf circuits (main unit) the rx signal from the antenna is passed through the lpf (l22, l23 and c...

  • Page 11

    4-2 • rx af circuits rx af circuits (main unit) the demodulated af signal from the af sw (ic882) is passed through the af mute sw (ic505, pins 1, 2), de-emphasis circuit (r551 and c236), bpf (ic506, pins 9, 8 and pins 6, 7) and af mute sw (ic906, pins 9, 8), and then applied to the noise canceller i...

  • Page 12

    4-3 • tx amp circuits • mic amp circuits • tx af circuits • modulation circuits modulation circuits (main unit) the mic signal from the tx af circuits is applied to the vco (q3, q4 and d2–d4). The modulation signal is applied to d2, to obtain frequency modulation. The modulated vco output signal is ...

  • Page 13

    4-4 • frequency synthesizer circuits • ais receive circuits • nmea2000 data routung circuits 4-3 frequency synthesizer (main unit) • vcos tx vco the tx vco (q3, q4 and d2–d4) generates both the tx signal and 1st lo signal for ch70. While receiving, the lo signal is applied to the 1st if mixer for ch...

  • Page 14

    4-5 4-6 voltage block diagram voltage from the power supply is routed throughout the transceiver, through regulators and switches. Main unit logic unit receive circuits receive circuits transmit circuits noise canceller 3.3 v reg ic4 l3v cpu 3.3 v reg ic902 pwr ctrl +5 reg hv power supply vcc t5 ctr...

  • Page 15: Section 5. Parts

    Eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 5-1 section 5. Parts list ic1 1150002510 ic ra33h1516m1-325 ic2 1110006670 s.Ic njm2730f-te1-#zzzb t 67.3/59.2 ic19 1110007550 s.Ic r2a20178np t 72.6/24.6 ic101 1130016080 s....

  • Page 16

    Eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. 5-2 ref parts description m. H/v no. No. Location [main unit] r15 7030005090 s.Res erj2gej 104 x (100k) t 80.8/43.0 r16 7030005050 s.Res erj2gej 103 x (10k) t 84.2/47.5 r21 7...

  • Page 17

    5-3 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. M.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount ref parts description m. H/v no. No. Location [main unit] r901 7030005530 s.R...

  • Page 18

    5-4 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. M.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount ref parts description m. H/v no. No. Location [main unit] c286 4030016930 s.C...

  • Page 19

    5-5 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. M.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount ref parts description m. H/v no. No. Location [main unit] c714 4030017440 s.C...

  • Page 20

    5-6 eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. M.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount ref parts description m. H/v no. No. Location [logic unit] ic1 1140017111 s.I...

  • Page 21

    5-7 ref parts description m. H/v no. No. Location [logic unit] r30 7030012320 s.Res erj2rkd 2203x (220k) b 92.6/48.8 r34 7030004980 s.Res erj2gej 101 x (100) b 106.6/38.2 r35 7030010040 s.Res erj2gej-jpw b 101.7/37.8 r41 7030007510 s.Res erj12yj270u (27) b 142.2/73.3 r42 7030005110 s.Res erj2gej 224...

  • Page 22

    5-8 ref parts description m. H/v no. No. Location [logic unit] c174 4030016790 s.Cer c1005 jb 1e 103k-t [#06] b 51.7/61.2 4030016790 s.Cer c1005 jb 1e 103k-t [#07] 4030016790 s.Cer c1005 jb 1e 103k-t [#16] 4030016790 s.Cer c1005 jb 1e 103k-t [#17] 4030016790 s.Cer c1005 jb 1e 103k-t [#26] 4030016790...

  • Page 23

    5-9 ref parts description m. H/v no. No. Location [vol unit] r1 7210003431 var f09117n-8 b10k l15kq-1 j1 6510030470 con imsa-9210b-1-03za311-pt1 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount ref parts description m. H/v no. No. Location [sql unit] r1 72...

  • Page 24

    5-10 ref parts description m. H/v no. No. Location [connect unit] c1 4030016790 s.Cer c1005 jb 1e 103k-t b 7.8/13.5 j1 6510030290 con icom-ccbpm08mcc j2 6510025142 s.Con 10flt-sm2-tb(lf)(sn)(m) b 8.5/18.3 ep2 6910019100 s.Bea mpz1608s101at b 6.3/13.1 m.=mounted side (t: mounted on the top side, b: m...

  • Page 25

    5-11 m.=mounted side (t: mounted on the top side, b: mounted on the bottom side) s.=surface mount eqv.= this component is equivalent to the ref no. Component listed above, and may be substituted on parts orders and repairs. Ref parts description m. H/v no. No. Location [connect unit] ic1 1180001862 ...

  • Page 26

    5-12 ref parts description m. H/v no. No. Location [main unit] r71 7030005310 s.Res erj2gej 124 x (120k) t 17.7/28.7 r72 7030005310 s.Res erj2gej 124 x (120k) t 16.7/28.7 r73 7030005090 s.Res erj2gej 104 x (100k) t 16.0/6.8 r74 7030005090 s.Res erj2gej 104 x (100k) t 15.0/6.8 r75 7030007280 s.Res er...

  • Page 27: Section 6. Mechanical

    6-1 [chassis parts] [chassis parts] ref order description qty. No. No. Ref order description qty. No. No. J1* 6510004881 mr-dse-01-1 1 w1 8920000790 cab-1091 1 w2 8920000800 cab-1092 1 w3** 8920000690 cab-1073 [#31] 1 8920000690 cab-1073 [#34] 1 8920000690 cab-1073 [#35] 1 8920000690 cab-1073 [#36] ...

  • Page 28

    6-2 [front unit] ref order description qty. No. No. Mc1 0800014230 hm-205b [#01] 1 (optional) hm-205b [#04] 1 (optional) hm-205b [#05] 1 (optional) hm-205b [#06] 1 (optional) hm-205b [#07] 1 (optional) hm-205b [#09] 1 (optional) hm-205b [#10] 1 0800014230 hm-205b [#11] 1 (optional) hm-205b [#14] 1 (...

  • Page 29

    6-3 [accessories] [accessories] [connect unit] [accessories] [main unit] [main unit] ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Ref order description qty. No. No. Mc1 (...

  • Page 30

    6-4 logic unit sp1(front) (2510001800) mp4(front) (8930089030) mp22(front)×3 (8810008661) mp21(front)×2 (8810010610) mp24(front)×6 (8810010610) mp25(front)×7 (8810010620) mp33(chassis) (8930055040) mp34(chassis) (8930078850) mp23(chassis)×2 (8810010021) mp22(chassis)×7 (8810008661) mp21(front)×9 (88...

  • Page 31

    7-1 section 7 board layouts • logic unit b-8132 (top view) ds2 ds3 ds5 ds6 ds7 ds8 ds9 ds10 h0 h5 h10 h15 h20 h25 h30 h35 h40 h45 h50 h55 h60 h65 h70 h75 h80 h85 h90 h95 h100 h105 h110 h115 h120 h125 h130 h135 h140 h145 h150 h155 h160 v0 v5 v10 v15 v 20 v25 v 30 v35 v 40 v45 v 50 v55 v 60 v65 v 70 v...

  • Page 32

    7-2 • logic unit b-8032 (bottom view) c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 c22 c23 c24 c26 c27 c29 c30 c31 c32 c33 c35 c36 c37 c38 c39 c40 c43 c44 c46 c47 c51 c52 c53 c54 c55 c56 c57 c61 c62 c63 c64 c65 c66 c67 c68 c69 c71 c72 c74 c81 c82 c83 c84 c85 c86 c87 c88...

  • Page 33

    7-3 • main unit b-8131 (top view) • vol/sql unit b-8134 (top view) • connect unit b-8135 (top view) • dial unit b-8133 (top view) c1 c2 c3 c4 c5 c6 c8 c9 c10 c11 c13 c14 c15 c16 c17 c21 c22 c24 c25 c31 c32 c33 c34 c35 c36 c37 c41 c42 c43 c46 c47 c48 c49 c61 c62 c65 c67 c68 c69 c70 c73 c74 c75 c76 c7...

  • Page 34

    7-4 c1 ep2 j2 b8135 h0 h5 h10 h15 v0 v5 v10 v15 v20 b8134 h0 h5 h10 h15 h20 v0 v5 b8133 h0 h5 h10 h15 h20 v0 v5 v10 • dial unit b-8133 (bottom view) • vol/sql unit b-8134 (bottom view) • 8135 unit b-8135 (bottom view) • main unit b-8131 (bottom view) c12 c51 c52 c53 c54 c55 c56 c57 c128 c129 c151 c1...

  • Page 35

    7-5 • nmea2000 unit (ux-232) main unit b-8033a • nmea2000 unit (ux-232) connect unit b-8034a • ais unit (ux-231) connect unit b-7971b miso sclk mosi cs l3v v nc 5 nm2ktxd nm2krxd gnd gnd gnd nm2kopti nm2krst icf3 nm1rxd gpsrxd aisrxdi nrst jtdo jtck jtms jtdi njtrst 5v rxd txd 3v boot 3v can_tx can_...

  • Page 36: Section 8

    8-1 section 8 general wiring j1 1 2 w1 (7030012290) j3 1 2 3 4 1 2 3 4 j1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 j1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 j...

  • Page 37: Section 9

    9-1 section 9 block diagram af amp sp1 buff x1:cr-834 7.9872mhz fy1101f buff sp1 af mute sp1 1 r com a b tp90n1007ae20 s1 ci-v i/f af amp 1vol3p r1 1vol3p r1 beep dtest dscout beepo ent ptt keym nmeao- nmeao+ nmeai- nmeai+ volv sqlv l3v l3v ptt keym diala dialb key board cpu eeprom reset front unit ...

  • Page 38

    9-2 pwr ctrl lpf bpf ceramic pwr ctrl buff buff x101:cr-766 21.25mhz buff if amp af mute ant fil loop lpf lpf bpf ant sw tx/rx sw bpf bpf xtal ygr amp pwr amp noise amp noise det apc ctrl lpf af mute mic amp af mute af mute +5 reg af mute mic amp buff af mute af mute bpf if amp bpf ceramic bpf xtal ...

  • Page 39

    9-3 x3 2ndif amp bpf xtal bpf ceramic bpf 2nd lo buff fm det bpf xtal bpf ceramic fm det 2ndif amp 2nd lo buff eeprom amp amp x2 amp brf amp x2 jtbm450cx70 x4 jtbm450cx70 x3 cr-968 ais8v j1 1 2 3 4 5 6 ext.Program 41.0583 mhz 123.175 mhz saw 450 khz rssi 450 khz rssi 38.850 mhz 38.800 mhz mux gmsk d...

  • Page 40

    10-1 section 10 voltage diagram *: refer to the parts list for the value and name of component. • logic unit cf20 cp15 j1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 l1ss400 d3 l2sc4081 q5 l2sc4081 q4 lmv358ipw ic2 1 2 3 4 5 6 7 8 10...

  • Page 41

    10-2 • main unit (1/2) *: refer to the parts list for the value and name of component. Kta2015 q11 3sk293 q302 0.001 c253 ldtc144ee q12 ldtc144ee q13 2.2k r62 10 r66 10k r64 15k r65 22 r84 r83 10k 82k r91 100k r76 10 r221 3.3k r222 3.3k r226 100k r225 1k r52 10k r51 470k r311 100k r312 150k r313 39k...

  • Page 42

    10-3 • main unit (2/2) *: refer to the parts list for the value and name of component. 10k r629 68k r625 82k r624 82k r623 0.001 c643 0.0039 c642 220p c731 2sb1143 q501 lmv324ipw ic513 a 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0.1 c603 0.01 c602 ktc811u q502 1 2 3 4 5 6 lmv324ipw ic506 b c 1 2 3 4 5 6 7 8 ...

  • Page 43

    10-4 • ais unit (ux-231) main unit • nmea2000 unit (ux-232) connect unit • nmea2000 unit (ux-232) main unit kta2015 q1 47k r3 4.7k r4 j4 1 2 3 4 5 6 7 8 9 10 10 c8 0.001 c9 nju7704f3 ic2 1 cd 2 vss 3 mr 4 vout 5 vdd 10k r1 0.1 c1 0.1 c2 0.1 c3 0.1 c4 0.1 c5 0.1 c6 100 r5 0.001 c25 ldtc144ee q2 l1ss4...

  • Page 44

    6f no.68, sec. 1 cheng-teh road, taipei, taiwan, r.O.C. Phone : +886 (02) 2559 1899 fax : +886 (02) 2559 1874 url : http://www.Asia-icom.Com e-mail : sales@asia-icom.Com zac de la plaine 1 rue brindejonc des moulinais bp 5804 31505 toulouse cedex, france phone : +33 (5) 61 36 03 03 fax : +33 (5) 61 ...

  • Page 45

    1-1-32, kamiminami, hirano-ku, osaka 547-0003, japan s-15102xz-c1 © 2014 icom inc..