9" LCD Color Monitor AOC 917Sw Service Service Service Horizontal Frequency 30-83 KHz TABLE OF CONTENTS Description Page Description Page Table Of Contents…………………………………………...1 5.2.Electrical Block Diagram…...............................16 Revision List…………………………………………………2 6.Schematic……………..........................................18 Important Safety Notice………………………….…………3 6.1.Main Board……….............................................18 1. Monitor Specification..............................
19" LCD Color Monitor AOC 917Sw Revision List Version Release Date Revision History TPV Model Name T98SM5NBUWA1NN T9RSM5NLUWCKNZ T9RSM5NPUWA5NN T9RSM5NPUWA5NG A00 Feb.
19" LCD Color Monitor AOC 917Sw 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. Some of these service operations require the use of tools specially designed for the purpose. The special tools should be used when and as recommended.
19" LCD Color Monitor AOC 917Sw 1. Monitor Specifications LCD Panel Resolution Model number 917Sw Driving system TFT Color LCD Viewable Image Size 481mm diagoanl Pixel pitch 0.2835mm(H) x 0.2835mm(V) Video R, G, B Analog lnterface Separate Sync. H/V TTL Display Color 16.7M Colors Dot Clock 128 MHz Horizontal scan range 30 kHz - 83 kHz Horizontal scan Size(Maximum) 408.24mm Vertical scan range 56 Hz - 75 Hz Vertical scan Size(Maximum) 255.
19" LCD Color Monitor AOC 917Sw 2. LCD Monitor Description The LCD monitor will contain a main board, a power 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 to drive the backlight of panel and the main board chips each voltage. Monitor Block Diagram Flat Panel and CCFL Drive.
19" LCD Color Monitor AOC 917Sw 3. Operating Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at the front of the panel of the monitor. 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 button to turn on the monitor, the power indicator will light up. 3.
19" LCD Color Monitor 3.
19" LCD Color Monitor AOC 917Sw sRGB Recall SRGB Color Temperature from EEPROM. User-B Blue Gain from Digital-register User-G Green Gain Digital-register.
19" LCD Color Monitor AOC 917Sw 4. Input/Output Specification 4.1 Input Signal Connector Analog connectors Pin No. Description Pin No. Description 1. Red Video 9. +5V 2. Green Video 10. Ground 3. Blue Video 11. N.C. 4. N.C. 12. DDC-Serial Data 5. Detect Cable 13. H-Sync 6. Red Ground 14. V-Sync 7. Green Ground 15. DDC-Serial Clock 8. Blue Ground VGA connector layout 1 5 6 10 11 15 4.
19" LCD Color Monitor 4.3 Factory Preset Display Modes Horizontal Vertical Frequency(Khz) Frequency(Hz) 720 × 400 31.47kHz 70.0Hz 640 × 480 31.47kHz 60.0Hz 640 × 480 37.50kHz 75.0Hz 800 × 600 37.879kHz 60.0Hz 800 × 600 46.875kHz 75.0Hz 1024 × 768 48.363kHz 60.0Hz 1024 × 768 56.476kHz 70.0Hz 1024 × 768 60.021kHz 75.0Hz 1280 × 1024 64.000kHz 60.0Hz 1280 × 1024 80.000kHz 75.0Hz 1440 × 900 55.935kHz 59.8Hz Stand Resolution Dos-mode VGA SVGA XGA SXGA WXGA AOC 917Sw 4.
19" LCD Color Monitor AOC 917Sw 4.4.
19" LCD Color Monitor AOC 917Sw 4.4.
19" LCD Color Monitor AOC 917Sw 4.4.
19" LCD Color Monitor AOC 917Sw 5. Block Diagram 5.
19" LCD Color Monitor AOC 917Sw 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 power key status into EPROM. Turn on the LED and set it to green color. Scalar initializes. 10) In standby mode? 11) Update the lifetime of back light.
19" LCD Color Monitor 5.2 Electrical Block Diagram AOC 917Sw 5.2.1 Main Board Crystal 14.
19" LCD Color Monitor AOC 917Sw 5.2.
19" LCD Color Monitor AOC 917Sw 6. Schematic 6.1 Main Board 715G2904 1 TSUM1PFR SCHEMATIC XGA/SXGA DSUB_5V ESD_VCC DSUB_5V VCC3.3 ESD_VCC LVDS OUTPUT DSUB_R+ DSUB_RDSUB_G+ DSUB_GDSUB_SOG DSUB_B+ DSUB_BDSUB_H DSUB_V DDC1_SDA DDC1_SCL DET_CABLE DSUB_R+ DSUB_RDSUB_G+ DSUB_GDSUB_SOG DSUB_B+ DSUB_BDSUB_H DSUB_V DDC1_SDA DDC1_SCL DET_CABLE VCC3.3 VCC1.8 VCC3.3 VCC1.8 CMVCC VCC3.3 CMVCC1 CMVCC CMVCC1 02.Input VCC1.8 CMVCC VCC3.3 DSUB_5V CMVCC CMVCC1 VCC1.8 ESD_VCC PA[0..
" LCD Color Monitor AOC 917Sw H_Sy nc V_Sy nc R101 0R05 1/10W 5% DDC1_SDA 13 DSUB_SDA 12 11 17 DDC1_SDA R113 100R 1/16W 5% VGA_BVGA_B+ VGA_GVGA_G+ VGA_RVGA_R+ DSUB_5V R109 5 ZD103 UDZSNP5.6B FB103 VGA_G+ 1 DB15 VGA_G- 1 BEAD 5pF/50V R114 5 DSUB_R+ 5 VGA_RESD_VCC DSUB_R- 5 0.047uF C110 100R 1/16W 5% C111 75R 1/16W 5% ESD_VCC I/O1 I/O4 GNDVDD I/O2 I/O3 DSUB_G- C109 R115 2 R116 DSUB_SCL 5 0.
19" LCD Color Monitor AOC 917Sw AVDD VDDP VDDC RIN0P RIN0M GIN0P GIN0M SOGIN0 BIN0P BIN0M HSY NC0 VSY NC0 DDCA_SDA/RS232_TX DDCA_SCL/rs232_RX 30 53 7 VDDC VDDC 51 VDDP 13 12 10 9 11 8 7 16 17 18 19 DSUB_R+ DSUB_RDSUB_G+ DSUB_GDSUB_SOG DSUB_B+ DSUB_BDSUB_H DSUB_V DDC1_SDA DDC1_SCL AVDD_ADC 3 3 3 3 3 3 3 3 3 3 3 6 VCC3.3 U401 VCTRL LVA3P LVA3M 52 33 34 VCTRL 35 36 37 38 39 40 PA[0..1] PA4 PA5 PA6 PA7 PA8 PA9 PA[4..9] PB[0..9] 4 R403 390 OHM 1/16W AVDD VCC3.3 C401 0.1uF/16V C408 0.
19" LCD Color Monitor AOC 917Sw PANEL_VCC CN403 5 PA[0..1] PA[0..1] 5 PB[0..9] PB[0..9] PA0 PA1 5 PA[4..9] PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 PA[4..9] PA4 PA5 PA6 PA7 PA8 PA9 R434 C420 330 OHM 1/4W 0.1uF/16V PA0 PA1 PB2 PB3 PA4 PA5 PA6 PA7 PA8 PA9 PB0 PB1 PB2 PB3 3D 1 G CMVCC CMVCC R435 R433 C419 10K 1/16W 5% 0.
19" LCD Color Monitor AOC 917Sw ESD_VCC 2 DSUB_5V CMVCC 1 2 3 DSUB_5V 2 5, 6 CMVCC D403 BAT54C VCC3.3 D401 BAV99 1 2 3 4 5 6 7 8 9 CMVCC CMVCC BKLT-VBRI BKLT-EN C_PANEL_INDEX Volume Mute SM340A D402 1 2 3 CN404 CMVCC1 CMVCC1 R450 NC NC(R0402) 5 5 NC R439 10K 1/16W 5% 10K 1/16W 5% 5 Q409 KN2907AS 5 5 R440 4K7 1/16W 5% CONN VCC3.3 VCC1.8 on_BACKLIGHT NC VCC3.3 CMVCC1 VCTRL MVCC R441 NC/10K 1/16W 5% adj_BACKLIGHT 100R 1/16W 5% 5 100uF25V VCC3.
19" LCD Color Monitor 6.2 Power Board AOC 917Sw 715G2538-5 1/4W R918 100 1/4W R919 1K 1/4W 1K 1/4W 1K 1/4W 3 C905 100uF/450V + R904 4K7 1/4W R905 NC C906 1500pF 2KV R932 4K7 1/4W R906 NC D900 PR1007R 1 3 4 9 5 7 R935 100 1/4W 6 4 11 R961 100 1/4W R962 100 1/4W 3 FB901 BEAD 1 2 3 4 ! 8 3 12 Vcc DRAIN GND HVS PROTECT DRIVER CTRL SENSE 8 7 6 5 D903 BAW56 2 3 IC901 TEA1530AT R910 R938 10R 1/4W R917 10K 1/8W 1K 1/8W R912 22K 1% 1/8W C911 0.22uF/25V C902 0.
19" LCD Color Monitor AOC 917Sw R855 C839 33 1/4W 1000pF F801 0R05 1/4W 1 E T801 POWER X'FMR 8 3 B C802 470uF/25V + 3.6K 1/10W R819 R804 100 1/8W Q801 PMBS3904 4 Q808 PDTA144WK 3 R839 Q804 PMBS3906 1 ON/OFF 2 0 1/8W 2 Q805 PDTC144WK C824 0.1uF 1 Q802 AM9945N-T1-PF 5 G D S D G D S D 6 7 R856 33 1/4W D805 BAW56 1 1 R801 1.5K 1/10W 1% 2 1 R828 10K 1/10W R857 33 1/4W C840 1000pF 3 R822 1K 1/10W 1% 1 C823 0.0022uF T802 POWER X'FMR 8 C803 470uF/25V + C805 0.
19" LCD Color Monitor 6.3 Key Board AOC 917Sw 715G2834-1 CN001 LBADC1 LBADC2 DC_POWERON LED_GRN# LED_RED# LED_RED# 2K 1/10W R002 0R05 1/10W 5% R003 R004 2K 1/10W 1K 1/10W 5% 4 SW 2 SW003 3 C007 NC/0.001uF 2POWER_ KEY 2 3 ZD001 2 SW 2 C008 NC/0.001uF NC 4 1 SW 2 SW 2 C006 4 NC/0.001uF NC/RLZ36B SW GND 3 4 AMBER 5 1 MLVS0603M04 SW001 1 ZD004 4 NC/0.001uF NC/RLZ36B 1 NC ZD008 C009 1 1 3 2 ZD002 SW005 SW002 1 ZD005 2 GND 1 MENU SW004 3 2 C002 NC/0.
19" LCD Color Monitor AOC 917Sw 7. PCB Layout 7.
19" LCD Color Monitor AOC 917Sw 27
19" LCD Color Monitor 7.
19" LCD Color Monitor AOC 917Sw 29
19" LCD Color Monitor 7.
19" LCD Color Monitor AOC 917Sw 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.
19" LCD Color Monitor 8.2 Trouble Shooting AOC 917Sw 8.2.1 Main Board No power No power Press power key and look if the picture is normal NG Please reinsert and make sure the AC of 100V-240V is normal NG Reinsert or check the power section OK Check C423(+)=1.8V U404 Vout=3.
19" LCD Color Monitor AOC 917Sw No picture (LED orange) No picture The button if under NG X401 oscillate waveform is normal control NG Replace X401 OK OK Check reset circuit of U401 is normal Check C423(+)=1.8V; NG Check Correspondent component OK U404 Vout=3.
19" LCD Color Monitor AOC 917Sw White screen White screen Measure Q404 base NG X401 oscillate waveform is normal is low level? OK OK Check CN403 is solder NG Replace X401 Check reset circuit of and Q405 is OK U401 is normal NG NG Check Correspondent component. OK OK Replace U401 Replace PANEL 34 Check Correspondent component.
19" LCD Color Monitor AOC 917Sw 8.2.2 Power/Inverter Board 1.
19" LCD Color Monitor AOC 917Sw 2.) W / LED, No Backlight Check CN902 pin4, 5 = 12V OK NG Check adapter or MB Check ON/OFF signal OK NG Check Interface board Check IC801 PIN12=12V OK NG Change Q808 Check IC801 PIN10, 9 have the output of square wave at short NG OK Change IC801 Check Q802, Q803 PIN5, 6, 7, 8 have the output of square wave at short time.
19" LCD Color Monitor AOC 917Sw 8.2.
19" LCD Color Monitor AOC 917Sw 9. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment.
19" LCD Color Monitor AOC 917Sw 4. Adjust the RED on factory window until chroma 7120 indicator reached the value R=100 5. Adjust the GREEN on factory window until chroma 7120 indicator reachedthe value G=100 6. Adjust the BLUE 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 tolerance =100±2 C. Adjust Cool (9300K) color-temperature 1. Switch the Chroma-7120 to RGB-Mode (with press “MODE” button) 2.
19" LCD Color Monitor AOC 917Sw 10.
19" LCD Color Monitor AOC 917Sw 11. BOM List T98SM5NBUWA1NN Location Part No. Description 040G 58162461A EPA LABEL 044GH600 1 HANDLE 2 050G 600 4 HANDLE 1 052G 1150 C INSULATING TAPE 052G 1186 SMALL TAPE 052G 1211 A Conductive Tape 55mm *45mm *0.08mm 052G 1211 B Conductive Tape 85mm *40mm *0.
19" LCD Color Monitor AOC 917Sw CN404 033G3802 9 WAFER 9P RIGHT ANELE PITCH CN403 033G801930F CH JS CONNECTOR C427 067G 3151014KV EC 105℃ CAP 100UF M 25V C426 067G 3151014KV EC 105℃ CAP 100UF M 25V C423 067G 3151014KV EC 105℃ CAP 100UF M 25V C421 067G 3151014KV EC 105℃ CAP 100UF M 25V C410 067G215V100 7R LOW E.S.
19" LCD Color Monitor AOC 917Sw R420 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R413 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R412 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R411 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R405 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R118 061G0402102 RST CHIPR 1 KOHM +-5% 1/16W R441 061G0402102 RST CHIPR 1 KOHM +-5% 1/16W R439 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R437 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R433 061G0402103 RST CHIPR 10 KOHM +-
19" LCD Color Monitor AOC 917Sw C417 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C416 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C415 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C414 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C413 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C409 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C407 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C406 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C404 065G0402104 15 MLCC 0402 0.1UF K 16V X5R C403 065G0402104 15 MLCC 0402 0.
19" LCD Color Monitor AOC 917Sw 052G6026 3 MESH PRINTTING PAPER Q406 057G 417518 TRA LMBT3904LT1G 200MA/40V SOT-23 LRC ZD103 093G 39S501 T LUDZS5.6BT1G BY LRC ZD104 093G 39S501 T LUDZS5.6BT1G BY LRC KEPC7QK7 KEY BOARD G2834-A-X-X-1-070809 CN001 033G3802 6H WAFER 6P RIGHT ANGLE PITCH 2.
19" LCD Color Monitor AOC 917Sw R908 061G152M104 64 100KOHM 5% 2W R914 061G152M228 64 0.22 OHM 5% 2W C903 063G 10747410V 0.47UF 275VAC ARCO C903 063G107K474 6S CAP X2 0.47UF K 275VAC C801 065G 6J1006ET 10PF 5% SL 6KV C811 065G 6J1006ET 10PF 5% SL 6KV C901 065G305M1022BP Y2 1000PF M 250VAC Y5P C902 065G305M1022BP Y2 1000PF M 250VAC Y5P C921 065G306M4722BP 4700PF +-20% 400VAC C905 067G 40Z10115K CAP 105℃ 100UF M 450V C803 067G215D4714KV E.
19" LCD Color Monitor AOC 917Sw CN901 087G 501 37 S AC INLET ST-01DG-B2K-K BD901 093G 50460 28 BRIDGE DIODE KBP208G LITEON BD901 093G 50460510 2KBP08M 2A 800V D907 093G3006 1 1 31DQ06FC3 NIHON INTER CN902 095G8014 9D 57 HARNESS 9P-9P 210MM CN902 095G8014 9X 57 WIRE HARNESS 9P(SCN)-9P(PH) 210MM 705G 193 57 01 Q901 ASS'Y Q901 057G 667 21 STP10NK70ZFP Q901 057G 667 22 FQPF8N80C 090G6263 1 HEAT SINK 0M1G1730 8120 SCREW 705G 193 93 01 D906 ASS'Y D906 093G 60218 SB10100FCT D90
19" LCD Color Monitor AOC 917Sw Q810 057G 759 2 RK7002FD5T116 SOT-23 BY ROHM Q808 057G 760 4A DTA144WN3/S SOT-23 Q808 057G 760 4B PDTA144WK SOT346 Q805 057G 760 5A DTC 144WN3/S SOT-23 Q805 057G 760 5B PDTC144WK SOT346 Q802 057G 763 14 AM9945N Q803 057G 763 14 AM9945N R942 061G0603100 1F RST CHIPR 1 KOHM +-1% 1/10W R925 061G0603100 1F RST CHIPR 1 KOHM +-1% 1/10W R826 061G0603100 1F RST CHIPR 1 KOHM +-1% 1/10W R824 061G0603100 1F RST CHIPR 1 KOHM +-1% 1/10W R822 061G0603100
19" LCD Color Monitor AOC 917Sw R861 061G0603390 3F RST CHIPR 390 KOHM +-1% 1/10W R807 061G0603470 2F RST CHIPR 47 KOHM +-1% 1/10W R820 061G0603470 2F RST CHIPR 47 KOHM +-1% 1/10W R806 061G0603680 2F RST CHIPR 68K OHM +-1% 1/10W R854 061G0603680 2F RST CHIPR 68K OHM +-1% 1/10W R853 061G0603680 2F RST CHIPR 68K OHM +-1% 1/10W R841 061G0603680 2F RST CHIPR 68K OHM +-1% 1/10W R851 061G0603910 1F RST CHIPR 9.1 KOHM +-1% 1/10W R851 061G0603912 RST CHIPR 9.
19" LCD Color Monitor AOC 917Sw R920 061G1206101 RST CHIPR 100 OHM +-5% 1/4W R919 061G1206101 RST CHIPR 100 OHM +-5% 1/4W R918 061G1206101 RST CHIPR 100 OHM +-5% 1/4W R921 061G1206102 RST CHIPR 1K OHM +-5% 1/4W R922 061G1206102 RST CHIPR 1K OHM +-5% 1/4W R923 061G1206102 RST CHIPR 1K OHM +-5% 1/4W R928 061G1206102 RST CHIPR 1K OHM +-5% 1/4W R855 061G1206150 RST CHIPR 15 OHM +-5% 1/4W R857 061G1206150 RST CHIPR 15 OHM +-5% 1/4W R856 061G1206150 RST CHIPR 15 OHM +-5% 1/4W R858
19" LCD Color Monitor AOC 917Sw C845 065G0805225 12 CAP CHIP 0805 2.
19" LCD Color Monitor AOC 917Sw J806 095G 90 23 JUMPER WIRE J807 095G 90 23 JUMPER WIRE J817 095G 90 23 JUMPER WIRE J815 095G 90 23 JUMPER WIRE J906 095G 90 23 JUMPER WIRE J904 095G 90 23 JUMPER WIRE J903 095G 90 23 JUMPER WIRE J902 095G 90 23 JUMPER WIRE J901 095G 90 23 JUMPER WIRE J816 095G 90 23 JUMPER WIRE J814 095G 90 23 JUMPER WIRE J813 095G 90 23 JUMPER WIRE J812 095G 90 23 JUMPER WIRE J811 095G 90 23 JUMPER WIRE J810 095G 90 23 JUMPER WIRE J809 095G 90
19" LCD Color Monitor AOC 917Sw Q40G000262427A POP LABEL Q41G780B61514A 917SW 08OSD QSG Q44G9141101 EPS Q44G9141201 EPS Q44G9141615 7A 19 LCD AOC CARTON Q45G 88606 16 R PE BAG FOR CLAMP Q45G 88607 72 PE BAG Q50G 4 10 TIE Q52G 1185 99 BIG CARTON TAPE FOR AOC 041G780061554A Q45G 76 28 RN SERVICE CENTER LIST R PE BAG MANUAL Q70G900261527A CD MANUAL 040G 58162435A P/N LABEL FOR MANUAL PE BAG 040G 581689 4A BARCODE LABEL FOR 1 Q40G 19N61586A RATING LABEL 53
19" LCD Color Monitor AOC 917Sw 12. Different Parts List Diversity of T9RSM5NLUWCKNZ Compared with T98SM5NBUWA1NN Location U402 SMTCR-U402 Part No.
19" LCD Color Monitor AOC 917Sw Diversity of T9RSM5NPUWA5NG Compared with T98SM5NBUWA1NN Location Part No.
19" LCD Color Monitor AOC 917Sw Diversity of T9RSM5NKUWA2NN Compared with T98SM5NBUWA1NN Location Part No.
19" LCD Color Monitor AOC 917Sw Diversity of T9RSM5NQUWA4NN Compared with T98SM5NBUWA1NN Location U402 SMTCR-U402 Part No.
