AOC 916VWA Service Manual Download Page 2 | Manualshive

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AOC 916VWA Service Manual Download Page 2

19" LCD Color Monitor

AOC 916Vwa

2

Revision List

Version

Date

Revision History

TPV Model Name

A00 Nov.-27-07

Initial

release

T97MRHDLAWCKDN

T97MRHDBAWA3DN

A01

Mar-25-08

Add new BOM

T97TRHDBAWA6DN

T9RMRHDCAWVODN

A02

Aug-19-2008

Add new BOM

T9RMRHDCAWVYDN

A03

Sep-28-2008

Add new BOM

T97MRHDCAWSPDN

T9RTRHNCAWVODN

A04

Dec-26-2008

Add new BOM

T9RTRHNCAWVYDN

T97MRHDCAWA2DN

T9RTRHNCAWA4DN

A05

Nov. 09,2009

Add new BOM

T9RMRHNCAWA4DN

All manuals and user guides at all-guides.com

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Summary of Contents for 916VWA

Page 1: ...ol Button 5 3 3 Adjusting the Picture 6 4 Input Output Specification 8 4 1 Input Signal Connector 8 4 2 Factory Preset Display Modes 9 4 3 Panel Specification 10 5 Block Diagram 12 5 1 Software Flow C...

Page 2: ...N T97MRHDBAWA3DN A01 Mar 25 08 Add new BOM T97TRHDBAWA6DN T9RMRHDCAWVODN A02 Aug 19 2008 Add new BOM T9RMRHDCAWVYDN A03 Sep 28 2008 Add new BOM T97MRHDCAWSPDN T9RTRHNCAWVODN A04 Dec 26 2008 Add new BO...

Page 3: ...parameters Input Vertical scan Size Maximum 256 5mm Max Resolution 1440 x 900 60 Hz Plug Play VESA DDC2BTM ON Mode 37W Power Consumption saving mode 2 W Input Connector 15 pin D Sub DVI Input Video Si...

Page 4: ...power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Video signal DDC Power Board Include adapter and inverter Flat Panel and CCFL b...

Page 5: ...or By changing these settings the picture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card Press the power but...

Page 6: ...button to activate it x Press or to change the settings of the selected function To exit and save select the exit function If you want to adjust any other function repeat steps 2 3 x OSD Lock Function...

Page 7: ...19 LCD Color Monitor AOC 916Vwa 7 All manuals and user guides at all guides com...

Page 8: ...19 LCD Color Monitor AOC 916Vwa 8 4 Input Output Specification 4 1 Input Signal Connector D Sub mini 15pin Connector All manuals and user guides at all guides com...

Page 9: ...19 LCD Color Monitor AOC 916Vwa 9 4 2 Factory Preset Display Modes All manuals and user guides at all guides com...

Page 10: ...19 wide TFT Liquid Crystal Display module with 4 CCFL Backlight unit and 30 pins 2ch LVDS interface This module supports 1440 x 900 WXGA mode and can display 16 7M colors The inverter module for Backl...

Page 11: ...19 LCD Color Monitor AOC 916Vwa 11 4 3 3 Electrical Characteristics TFT Module Back light All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 12: ...19 LCD Color Monitor AOC 916Vwa 12 5 Block Diagram 5 1 Software Flow Chart 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 All manuals and user guides at all guides com...

Page 13: ...to green color Scalar initialize 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are they re any signals coming 13 Does the scalar send out an interrupt request 14 Wak...

Page 14: ...rd MCU RTD 2120L U401 Scalar IC RTD2525L Include ADC OSD U501 EEPROM AF24BC16 U403 D Sub Connector CN301 H sync V sync RGB EPR_SDA EPR_SCL LCD Interface CN601 Key Control Interface CN202 Crystal 24MHZ...

Page 15: ...Start Circuit R904 R932 R933 PWM Control IC Transformer Feedback circuit Rectifier Diodes AC input 5V 12V ON OFF Control PWM Control IC Feedback Circuit OSC and Output DC Convert MOSFET Q802 Q803 Ove...

Page 16: ...19 LCD Color Monitor AOC 916Vwa 16 6 Schematic 6 1 Main Board 715G2507 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...19 LCD Color Monitor AOC 916Vwa 17 All manuals and user guides at all guides com...

Page 18: ...19 LCD Color Monitor AOC 916Vwa 18 All manuals and user guides at all guides com...

Page 19: ...19 LCD Color Monitor AOC 916Vwa 19 All manuals and user guides at all guides com...

Page 20: ...19 LCD Color Monitor AOC 916Vwa 20 All manuals and user guides at all guides com...

Page 21: ...19 LCD Color Monitor AOC 916Vwa 21 6 2 Power Board All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 22: ...19 LCD Color Monitor AOC 916Vwa 22 All manuals and user guides at all guides com...

Page 23: ...19 LCD Color Monitor AOC 916Vwa 23 All manuals and user guides at all guides com...

Page 24: ...D_RED MENU SGND 1 8K SGND C009 NC 0 1uF ZD001 NC UDZS5 6B SGND C006 NC 0 1uF SW002 SW 2 1 3 4 5 C005 NC 0 001uF LED_RED POWER LED_GRN LED_GRN 1 8K SGND ZD005 NC UDZS5 6B LBADC2 C002 NC 0 001uF DOWN CN...

Page 25: ...19 LCD Color Monitor AOC 916Vwa 25 7 PCB Layout 7 1 Main Board 715G2507 1 All manuals and user guides at all guides com...

Page 26: ...19 LCD Color Monitor AOC 916Vwa 26 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 27: ...19 LCD Color Monitor AOC 916Vwa 27 7 2 Power Board All manuals and user guides at all guides com...

Page 28: ...19 LCD Color Monitor AOC 916Vwa 28 7 3 Key Board All manuals and user guides at all guides com...

Page 29: ...ility 8 1 Equipments and Tools Requirement 1 Multi meter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with and Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual...

Page 30: ...d look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Reinsert or check the power section X401 oscillate waveforms are normal Measure U201 Pin2 3 3V OK OK NG NG NG...

Page 31: ...401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally Input the sync signal of computer or change the cable Replace U50...

Page 32: ...late waveform is normal Check Correspondent component Replace Panel Check Correspondent component Replace U501 OK OK Replace X401 OK NG NG NG NG Check reset circuit of U501 is normal OK Check Q602 Q60...

Page 33: ...ed circuit and F901 circuit Check start voltage for the pin3 of IC901 Check R904 R932 R933 Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Check IC901 2 Check R90...

Page 34: ...Check IC801 PIN12 10 5V NG OK Change on off circuit Check IC801 PIN5 have triangle wave NG OK Change IC801 Check IC801 PIN9 PIN10 PWM wave NG OK Check IC801 Check Q802 Q803 Drain wave NG Check the out...

Page 35: ...s 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 M...

Page 36: ...x 313 20 y 329 20 Y 180cd m2 3 Into Factory mode of AOC 916Vwa Press the MENU button pull out the power cord and then plug the power cord Then the factory OSD will be at the left top of the panel 4 Bi...

Page 37: ...r reached the value G 100 6 Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached the value B 100 7 Repeat above procedure item 4 5 6 until chroma 7120 RGB value meet the tol...

Page 38: ...19 LCD Color Monitor AOC 916Vwa 38 10 Monitor Exploded View All manuals and user guides at all guides com...

Page 39: ...3 AUDIO CABLE 1800MM E08902 089G 728HAA DB D SUB E08903 089G1748CAA AC SIGNAL CABLE DVI COMLINK 089G179E30N 9 FFC CABLE 089G412A18NIS3 POWER CORD 32E1818058 E09502 095G8014 6X692 WIRE HARNESS 6P 6P 16...

Page 40: ...REALTEK U403 056G1133 89 IC AF24BC16 SI 16K SOIC 8 Q202 057G 417 4 PMBS3904 PHILIPS SMT 04 Q401 057G 417 4 PMBS3904 PHILIPS SMT 04 Q301 057G 417 4 PMBS3904 PHILIPS SMT 04 Q204 057G 417 6 PMBS3906 PHI...

Page 41: ...R435 061G0402101 RST CHIPR 100 OHM 5 1 16W R442 061G0402101 RST CHIPR 100 OHM 5 1 16W R508 061G0402101 RST CHIPR 100 OHM 5 1 16W R509 061G0402101 RST CHIPR 100 OHM 5 1 16W R402 061G0402102 RST CHIPR 1...

Page 42: ...14 061G0402472 RST CHIPR 4 7 KOHM 5 1 16W R443 061G0402472 RST CHIPR 4 7 KOHM 5 1 16W R444 061G0402472 RST CHIPR 4 7 KOHM 5 1 16W R445 061G0402472 RST CHIPR 4 7 KOHM 5 1 16W R451 061G0402472 RST CHIPR...

Page 43: ...NPO C303 065G0402330 31 33PF 50 50V NPO C301 065G0402473 12 CHIP 0 047UF 16V X7R C304 065G0402473 12 CHIP 0 047UF 16V X7R C306 065G0402473 12 CHIP 0 047UF 16V X7R C307 065G0402473 12 CHIP 0 047UF 16V...

Page 44: ...305 093G 39S 34 T UDZSNP5 6B ROHM ZD307 093G 39S 34 T UDZSNP5 6B ROHM D403 093G 64S522SEM LL4148 715G2507 1 K MAIN BORD PCB KEPC7QD5 KEY BOARD CN001 033G3802 6H WAFER 6P RIGHT ANGLE PITCH 2 0 SW003 07...

Page 45: ...P 105 680UF M 25V C917 067G215D6814KV CAP 105 680UF M 25V C940 067G215S1023KV 105 1000UF M 16V C939 067G215S1023KV 105 1000UF M 16V C915 067G215S4713KV EC 105 CAP 470UF M 16V L902 073G 174 65 H LINE F...

Page 46: ...27 061G0603100 0F RST CHIPR 100 OHM 1 1 10W R821 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R818 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R812 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R809 061G0603100 1F R...

Page 47: ...61G0603622 RST CHIPR 6 2 KOHM 5 1 10W R106 061G0603622 RST CHIPR 6 2 KOHM 5 1 10W R841 061G0603680 2F RST CHIPR 68 KOHM 1 1 10W R853 061G0603683 RST CHIPR 68 KOHM 5 1 10W R854 061G0603683 RST CHIPR 68...

Page 48: ...ST CHIPR 33 OHM 5 1 4W R856 061G1206330 RST CHIPR 33 OHM 5 1 4W R857 061G1206330 RST CHIPR 33 OHM 5 1 4W R858 061G1206330 RST CHIPR 33 OHM 5 1 4W R909 061G1206519 RST CHIPR 5 1 OHM 5 1 4W R901 061G120...

Page 49: ...G0805104 32 CHIP 0 1U 50V X7R C822 065G0805105 22 CHIP 1UF 25V X7R 0805 C109 065G0805105 22 CHIP 1UF 25V X7R 0805 C820 065G0805221 31 220PF 50V NPO C845 065G0805225 12 CHIP 2 2UF 16V X7R 0805 C909 065...

Page 50: ...29 FERRITE BEAD F903 084G 56 4W FUSE 4 0A 250V F901 084G 56 4W FUSE 4 0A 250V D900 093G 6026T52T RECTIFIER DIODE FR107 D901 093G 6038T52T FR103 715G2510 2 POWER BOARD PCB HS1 Q85G0002 1 SHIELD_MAIN HS...

Page 51: ...ENTER LIST E08904 089G 17356G553 AUDIO CABLE 1800MM Q70G900261512A CD MANUAL 040G 581689 4A SERIAL LABEL FOR MONITOR Q40G 19N61539A RATING LABEL Diversity of T97TRHDBAWA6DN compared with T97MRHDLAWCKD...

Page 52: ...AC DVI CABLE 2nd source E08901 089G402A15N CX POWER CORD E08901 089G402A15N IS POWER CORD 2nd source 705GQ734435 19 LCD STAND BASE ASS Y A34G0289ABJ 1B STAND A34G0290ABJ 1B 33 BASE 7S7 756GQ8CB AW008...

Page 53: ...1B 33 BASE 7S7 756GQ8CB AW008 MAIN BOARD CBPCRRHA1Q1 SMTC U401 100GARM9000N21 MCU ASS Y 056G1125701 X A33G0171ABJ 1L FUNCTION BUTTON A33G0173ABJ 1L 32 CABLE CLAMP A34G0287 ASD2B 30 BEZEL L19WA 7K2 A3...

Page 54: ...BASE 7S7 E750 750GLJ190WW111N000 PANEL M190MWW1 401 KS MTD 2nd source E750 750GLJ190WW121N000 PANEL M190MWW1 402 KS MTD 2nd source E750 750GLJ90WW131N PANEL M190MWW1 201 KS MTD 756GQ8CB AW028 MAIN BOA...

Page 55: ...EL M190MWW1 402 KS MTD 2nd source E750 750GLJ90WW131N PANEL M190MWW1 201 KS MTD 756GQ8CB AW028 MAIN BOARD CBPCRRHA1Q1 U401 056G1125701 X IC MCU RTD2120L LF REALTEK SMTCR U401 100GART9001NT1 MCU ASS Y...

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