I-Inc AG191D Service Manual

Summary of AG191D

  • Page 1

    19" lcd color monitor i-inc ag191d 1 service service service horizontal frequency 31-80 khz table of contents description page description page safety notice any person attempting to service this chassis must familiarize himself with the chassis and be aware of the necessary safety precautions to be...

  • Page 2: Revision List

    19" lcd color monitor i-inc ag191d 2 revision list revision date revision history tpv model t96hm6dbg6zhap a00 dec.-20-06 first version release t96hm6dkg6hzap a01 mar.-27-07 add new bom t96hm6dbg6z3ap a02 sep.-18-07 add new bom t96hm6dkg6hzac a03 nov.-05-07 add new bom t97hm6dkg6hzac t97hm6dcg6hzan ...

  • Page 3: Important Safety Notice

    19" lcd color monitor i-inc ag191d 3 important safety notice proper service and repair is important to the safe, reliable operation of all aoc company equipment. The service procedures recommended by aoc and described in this service manual are effective methods of performing service operations. Som...

  • Page 4: 1. Monitor Specifications

    19" lcd color monitor i-inc ag191d 4 1. Monitor specifications driving system tft color lcd lcd panel size 48cm(19.0") pixel pitch 0.294mm(h) x 0.294mm(v) video r,g,b analog interface digital(dual-input model)h/vttl input h-frequency 31khz – 80khz v-frequency 55 – 75hz display colors 16.2m colors ma...

  • Page 5: 2. Lcd Monitor Description

    19" lcd color monitor i-inc ag191d 5 2. Lcd monitor description assembly description the lcd monitor will contain a main board, power board, audio board and a key board which house the flat panel control logic, brightness control logic and ddc. The power board will provide ac to dc inverter voltage ...

  • Page 6: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 6 dimensions http://www.Wjel.Net.

  • Page 7: 3. Operating Instructions

    19" lcd color monitor i-inc ag191d 7 3. Operating instructions 3.1 general instructions press the power button to turn the monitor on or off. The control buttons are located in the front of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. - the power...

  • Page 8: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 8 3.3 adjusting the picture adjustment steps: 1. Press the menu-button to activate the osd window. 2. Press to select the desired function. 3. Press the menu-button to select the function that you want to adjust. 4. Press to change the settings of the current funct...

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    19" lcd color monitor i-inc ag191d 9 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 10 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 11 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 12 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 13 4. Input/output specification 4.1 input signal connector http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 14 4.2 factory preset display modes http://www.Wjel.Net.

  • Page 15: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 15 4.3 panel specification hannstar display model hsd190me13-a10 is a color active matrix thin film transistor(tft) liquid crystal display (lcd) that uses amorphous silicon tft as a switching device. This model is composed of a tft lcd panel, the voltage reference,...

  • Page 16: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 16 4.3.2 optical characteristics 4.3.3 parameter guide line for ccfl inverter tft lcd module: back light unit: http://www.Wjel.Net.

  • Page 17: 5. Block Diagram

    19" lcd color monitor i-inc ag191d 17 5. Block diagram 5.1 software flow chat 1 2 n y 5 y n 10 y n 12 y n 7 y n 6 4 3 8 9 14 11 13 y n 15 y n 16 17 19 y n 18 http://www.Wjel.Net.

  • Page 18: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 18 1) mcu initialize. 2) is the eprom blank? 3) program the eprom by default values. 4) get the pwm value of brightness from eprom. 5) is the power key pressed? 6) clear all global flags. 7) are the auto and select keys pressed? 8) enter factory mode. 9) save the p...

  • Page 19: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 19 5.2 electric block diagram lcd interface (cn101) scalar tsum56ak (include adc, osd,mcu) (u401) d-sub connector (cn405) h sync v sync rgb crystal (14.318mhz) (x401) eeprom m24c02-wmn6tp (u404) eeprom pm25lv010-25 (u402) dvi connector (cn406) digital video signal ...

  • Page 20: 6. Schematic

    19" lcd color monitor i-inc ag191d 20 6. Schematic 6.1 main board pb[6..11] vcc1.8 pa[14..19] gpo[0..4] vlcd vlcd +3v3 +5v b2 2.Power on_panel on_backlight adj_backlight +3v3 vcc1.8 vlcd +5v vctrl vcc3.3 on_panel_12v vlcd_12v +12v vcc3.3 xga/sxga +5v 19a rdt191wm prunus 2006-4-20 vcc1.8 pa[8..13] vl...

  • Page 21: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 21 vlcd q701 pmbs3904 d704(ssm12l) vf=0.38v and if=1a. So when system power on, the system loading is about 400ma (3.3v is about 200ma and 1.8v is about 200ma), so d35 changed from 1n4148(or bat42) to ssm12l(schottky diode). Gnd h1 tp 1 2 3 4 5 6 7 8 9 1 2 34 56 7 ...

  • Page 22: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 22 fb410 0 1/16w det_vga 4 dclk- r448 2.2k 1/16w c452 0.1uf green- dat1- d416 ll5232b 5.6v 5% d417 bav99 3 1 2 rin 4 +5v r441 100 1/16w gin 4 vsi d421 bav99 3 1 2 red+ d424 bav99 3 1 2 d409 mll5232b 5.6v red- r4 40 75 1 /16 w d403 bav99 3 1 2 r452 10k c448 0.1uf bi...

  • Page 23: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 23 pb9 r412 10k 1/16w +5v 2,3 +5v r487 10k 1/16w c425 0.22uf c405 0.1uf key _menu avdd pa[8..13] 5 bin 3 p[0..7] pa18 d402 rlz36b 1 2 gin 3 c407 0.1uf q405 nc c426 0.1uf ddcd_scl 3 c415 0.1uf pb6 pa[14..19] c417 0.22uf r432 10k 1/16w c409 0.1uf vcc3.3 2 vpll gpo2 v...

  • Page 24: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 24 br1n pa15 pa13 lvb3m nc pb[6..11] pa16 lva0m lvb3p v pa17 ga1n rxe3- 3.3v vlcd gpoo4 pa1 table 1 bg0p lvb1p r104 nc r93 nc pb5 r109 nc pb8 lp qdi 17 0r rb2n pb10 fg0n ga3p ra2p rxe1+ rxo2- bb2n pa[0..7] ra2p 2006.05.03 add the schematic fclkp gpoo3 fg1p bg0n rxo...

  • Page 25: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 25 6.2 power board d916 ll4148wp j909 tin coated ic921 kia431 f903 0 1/8w r929 2.4k 1/10w 1% j905 tin coated + c924 680uf/25v 蔼跋19mm,ㄏノ13x16size c900 0.0022uf/250v r954 47 1/8w d910 ll4148wp r902 330k 1/8w c9 15 nc d915 ll4148wp r955 47 1/8w n.C d921 fmw-2156 1 2 3...

  • Page 26: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 26 ic801 oz9938 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 drv1 vdda timer dim isen vsen ovpt nc1 nc2 ena lct sstcmp ct gnda drv2 pgnd r820 15k 1/10w c816 22pf/3kv cn803 33g8021-2d-u 1 2 j823 tin coated q801 pmbs3904 3 2 1 r8 11 15 0k 1/ 10 w vcc j822 tin coated c8 10 ...

  • Page 27: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 27 6.3 audio board c204 0.47uf/25v +12v st a n d b y r212 220k c203 0.1uf cn202 conn 2 4 6 8 10 12 14 1 3 5 7 9 11 13 gnd 12v + c205 470uf/16v c302 47uf r211 20k 1/ 16w c211 0.01uf + c202 470uf/16v c206 0.47uf/25v volume r302 18k r208 1k 1/ 16w mute c214 nc r301 18...

  • Page 28: 7. Pcb Layout

    19" lcd color monitor i-inc ag191d 28 7. Pcb layout 7.1 main board http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 29 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 30 http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 31 7.2 power board http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 32 http://www.Wjel.Net.

  • Page 33: 8. Maintainability

    19" lcd color monitor i-inc ag191d 33 7.3 audio board 7.4 key board 8. Maintainability 8.1 equipments and tools requirement 1. Voltmeter. 2. Oscilloscope. 3. Pattern generator. 4. Ddc tool with an ibm compatible computer. 5. Alignment tool. 6. Lcd color analyzer. 7. Service manual. 8. User manual. H...

  • Page 34: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 34 8.2 trouble shooting 8.2.1 main board no power no power press power key and look if the picture is normal please reinsert and make sure the ac of 100-240 is normal measure u702 pin2=3.3v reinsert or check the adapter/inverter section x401 oscillate waveforms are...

  • Page 35: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 35 no picture (led orange) no picture the button if under control x401 oscillate waveform is normal replace u401 replace x401 measure u702 pin2=3.3v check correspondent component replace u401 x401 oscillate waveform is normal replace u702 ok ok ok ok ok ng ng ng ng...

  • Page 36: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 36 white screen white screen measure q708 base is high level? X401 oscillate waveform is normal check q706, q704 is broken or cn101 solder? Check correspondent component. Replace panel check correspondent component. Replace u401 ok ok ok replace x401 ok ng ng ng ng...

  • Page 37: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 37 8.2.2 power board 1) no power check cn902 pin 3/4=12v pin 7/8=5v check ac line volt 100-240v check ac input check the voltage of c907 (+) check bridge rectified circuit and f901 circuit check start voltage for the pin 8 of ic901 check r905 and ic901 ng check the...

  • Page 38: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 38 2.) no backlight check c811 (+) =12v ng ok check power section check on/off signal check interface section or main board ng ok checkic801 pin 2=5v? Ng ok check q801 q802 q803 zd801 check ic801 pin1/pin15 have the output of sawtooth wave at short time ng ok check...

  • Page 39: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 39 8.2.3 key board osd is unstable or not working is key pad board connecting normally? Connect key pad board is button switch normally? Replace button switch y n n is key pad board normally? Replace key pad board y n y check main board http://www.Wjel.Net.

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    19" lcd color monitor i-inc ag191d 40 9. White- balance, luminance adjustment approximately 30 minutes should be allowed for warm up before proceeding white-balance adjustment. 1. How to do the chroma-7120 mem. Channel setting a. Reference to chroma 7120 user guide b. Use “sc” key and “next” key to ...

  • Page 41: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 41 1. Switch the chroma-7120 to rgb-mode (with press “mode” button) 2. Switch the mem.Channel to channel 9 (with up or down arrow on chroma 7120) 3. The lcd-indicator on chroma 7120 will show x = 333±28, y = 348 ±28, y=220cd/㎡ 4. Adjust the red of color 3 on factor...

  • Page 42: 10. Monitor Exploded View

    19" lcd color monitor i-inc ag191d 42 10. Monitor exploded view item part no. Description 19 aupc6qa3p audio board 18 kepc6qh2p key board 17 q52g6025 11999 mylar 16 q52g6025 13 32 mylar 15 pwpc1942hdn2p power board 14 a34g0117 zt 1b 20 base 13 a34g0046 zt 3b stand 12 a37g0005 1 hinge 11 a15g0028 1 v...

  • Page 43: 11. Bom List

    19" lcd color monitor i-inc ag191d 43 11. Bom list t96hm6dbg6zhap location part no. Description v000 040g 152509 recycle label v000 040g 152512 recycle label 044g3231 5 eva washer 045g 88606 pe bag for base 045g 88609 c epe cover 045g 88626 1 pe bag for monitor 050g 600 2 handle1 050g 600 3 handle2 ...

  • Page 44: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 44 e078l 078g 322501 lv speaker e078r 078g 322501 rg speaker e078r 078g 322501 rv speaker 0q1g1030 8120 screw a33g0027 1 1c lens a33g0043 zt 1l key pad a34g0041 asa5b 30 bezel q12g6600 12 poron pad 705gq9k0p34042 19" lcd stand-base ass'y 012g 394 3 rubber foot 0q1g...

  • Page 45: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 45 r203 061g0603183 rst chipr 18 kohm +-5% 1/10w r211 061g0603203 rst chipr 20 kohm +-5% 1/10w r210 061g0603203 rst chipr 20 kohm +-5% 1/10w r202 061g0603204 rst chipr 200 kohm +-5% 1/10w c211 065g0805101 31 chip 100pf 50v npd 0805 c212 065g0805101 31 chip 100pf 50...

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    19" lcd color monitor i-inc ag191d 46 u406 056g 643 6 max810mtr sot-23 u406 056g 643 20 ic reset-4.38v-g690h438t73uf-sot-23 gmt u405 056g1133 34 m24c02-wmn6tp u404 056g1133 34 m24c02-wmn6tp u403 056g1133 56 m24c16-wmn6tp u402 056g1133 63hr1 ic pm25lv010-25 sce soic-8 pmc u404 056g113334a 24lc02b/sng...

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    19" lcd color monitor i-inc ag191d 47 r467 061g0603100 rst chipr 10 ohm +-5% 1/10w r468 061g0603100 rst chipr 10 ohm +-5% 1/10w r469 061g0603100 rst chipr 10 ohm +-5% 1/10w r476 061g0603100 1f rst chipr 1 kohm +-1% 1/10w r477 061g0603100 1f rst chipr 1 kohm +-1% 1/10w r411 061g0603101 rst chipr 100 ...

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    19" lcd color monitor i-inc ag191d 48 r457 061g0603103 rst chipr 10 kohm +-5% 1/10w r452 061g0603103 rst chipr 10 kohm +-5% 1/10w r444 061g0603103 rst chipr 10 kohm +-5% 1/10w r470 061g0603103 rst chipr 10 kohm +-5% 1/10w r471 061g0603103 rst chipr 10 kohm +-5% 1/10w r484 061g0603103 rst chipr 10 ko...

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    19" lcd color monitor i-inc ag191d 49 c412 065g0603104 32 chip 0.1uf 50v x7r c411 065g0603104 32 chip 0.1uf 50v x7r c410 065g0603104 32 chip 0.1uf 50v x7r c415 065g0603104 32 chip 0.1uf 50v x7r c440 065g0603104 32 chip 0.1uf 50v x7r c441 065g0603104 32 chip 0.1uf 50v x7r c444 065g0603104 32 chip 0.1...

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    19" lcd color monitor i-inc ag191d 50 c433 065g0603473 32 chip 0.047uf 50v x7r c434 065g0603473 32 chip 0.047uf 50v x7r c435 065g0603473 32 chip 0.047uf 50v x7r c436 065g0603473 32 chip 0.047uf 50v x7r c437 065g0603473 32 chip 0.047uf 50v x7r c438 065g0603473 32 chip 0.047uf 50v x7r fb407 071g 56k12...

  • Page 51: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 51 d420 093g 64 33 dio sig sm bav99 (phse)r d419 093g 64 33 dio sig sm bav99 (phse)r d418 093g 64 33 dio sig sm bav99 (phse)r d417 093g 64 33 dio sig sm bav99 (phse)r d405 093g 64 33 dio sig sm bav99 (phse)r d404 093g 64 33 dio sig sm bav99 (phse)r d403 093g 64 33 ...

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    19" lcd color monitor i-inc ag191d 52 cn002 088g 30221t cl phone jack (dark gray) smtkepc6qh2p key board for smt c005 065g0603102 32 1000pf +-10% 50v x7r c006 065g0603102 32 1000pf +-10% 50v x7r c003 065g0603104 32 chip 0.1uf 50v x7r c004 065g0603104 32 chip 0.1uf 50v x7r d005 071g 59b601 ma chip be...

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    19" lcd color monitor i-inc ag191d 53 l922 073g 253 91 h choke coil l922 073g 253 91 s choke coil l921 073g 253 91 s choke coil t901 080gl17t 33 n power x'fmr t901 080gl17t 33 t xfmr for power tdk pt802 080gl17t 36 dn xfmr for power darfon pt801 080gl17t 36 dn xfmr for power darfon pt801 080gl17t 36...

  • Page 54: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 54 c907 067g215s10115n pag450vb100-m-l18*35.5mm bd901 093g 50460 28 bridge diode kbp208g liteon bd901 093g 50460 8p bridge diode 2kbp08m panjit pw942hdn2smtp power board for smt ic901 056g 379 61 ld7575ps sop-8 ic801 056g 608 10 0z9938 q801 057g 417 4 pmbs3904/phil...

  • Page 55: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 55 r834 061g0805360 1f 3.6kohm 1/10w 1% r827 061g0805360 1f 3.6kohm 1/10w 1% r826 061g0805390 0f rst chipr 390 ohm +-1% 1/8w c808 061g0805394 rst chipr 390 kohm +-5% 1/8w r811 061g0805514 rst chipr 510 kohm +-5% 1/8w r825 061g0805561 560 0805 r835 061g0805561 560 0...

  • Page 56: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 56 c930 065g0805104 32 chip 0.1u 50v x7r c931 065g0805104 32 chip 0.1u 50v x7r c928 065g0805104 32 chip 0.1u 50v x7r c929 065g0805104 32 chip 0.1u 50v x7r c806 065g0805105 22 chip 1uf 25v x7r 0805 c812 065g0805152 32 chip 1500pf 50v x7r 0805 c813 065g0805152 32 chi...

  • Page 57: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 57 cn901 006g 31500 eyelet l901 006g 31502 1.5mm rivet t901 006g 31502 1.5mm rivet r916 006g 31502 1.5mm rivet q900 006g 31502 1.5mm rivet pt802 006g 31502 1.5mm rivet pt801 006g 31502 1.5mm rivet nr901 006g 31502 1.5mm rivet l902 006g 31502 1.5mm rivet c907 006g 3...

  • Page 58: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 58 q85g 740 2 1 shield 040g 58162435a label 045g 76 28 rn pe bag fo manual/base q41g7800850 9a qsg for inc q70g9000850 1a cd manual http://www.Wjel.Net.

  • Page 59: 12. Different Parts List

    19" lcd color monitor i-inc ag191d 59 12. Different parts list diversity of t96hm6dkg6hzap compared witht96hm6dbg6zhap location part no. Description 705gq9k0f34043 19" lcd bezel ass'y a33g0043 zu 1l key pad a34g0041 zta5b 30 bezel u402 056g1133 63 ic pm25lv010-25 sce soic-8 pmc q40g 19n850 4a rating...

  • Page 60: Http://www.Wjel.Net

    19" lcd color monitor i-inc ag191d 60 diversity of t97hm6dcg6hzan ompared with t96hm6dbg6zhap location part no. Description cbpc7hm6hzq1 main board 705gq9k0f34043 19" lcd bezel ass'y 750glh90n3a12m000r panel hsd190men3-a00 nj hsd a15g0027 7 main frame a33g0043 zu 1l key pad a34g0041 zta5b 30 bezel q...