AOC 919Vz Manuale Utente

19" LCD Color Monitor AOC 919Pz&919Sz&919Vz Service Service Service

10Function Control Illustration Luminance Adjust Range Description Brightness 0-100 Backlight Adjustment Contrast 0-100 Contrast fr

11V.Position 0-100 Adjust the horizontal position of the picture. Color Temp. Warm 6500K Recall Warm Color Temperature from EEPROM. No

12OSD Timeout 5-120 Adjust the OSD Timeout Transparence 0-100 Adjust the transparence of OSDLanguage Select the OSD language Extra I

134. Input/Output Specification 4.1 Input Signal Connector Analog connector Pin Number 15-Pin Side of the Signal Cable1 Video-Red 2 Video-Green

144.2 Factory Preset Display Modes Stand Resolution Horizontal Frequency(kHz) Vertical Frequency(Hz) VGA 640×480@60Hz DMT 31.469 59.940 Mac-m

154.3 Panel Specification 4.3.1 General Features HannStar Display model HSD190MEN4-A* is a color active matrix thin film transistor (TFT) liquid c

16Back-Light Unit 4.3.4 Optical Characteristics

175. Block Diagram 5.1 Main Board DVI for 919Pz&919Vz 14.31818MHZ (X401) FLASH ROM MX25L2026MI (U402) Scalar IC TSUMO5

185.2 Power Board EMI filter Start Resistor (R904,R905) PWM Control (IC901) Transformer AC input 5V ON/OFFFeedback C

19 6. Schematic 6.1 Main Board 715G3329 1 2 DVI for 919Pz&919Vz RX0P 5VGA_R-CMVCC1VGA_PLUGC1095pF 50VRX1PR121NCDET_CABLE 5ESD_VCC2C11047N 16VF

2Revision List Version Release Date Revision History Customer Model TPV Model Name A00 Sep.16.2010 Initial release 919Pz T9AHMJDBK1K3DN T9AHMJDMK

20 RXOC-R30422K1/16WLVB3PR3034.7K1/16WPPWR_ON#5RXOC+LVA1PRXO0+PANEL_VCCPA0RXO3-PB6LVACKMLVB3MLVA2PR30810K1/16WRXEC+RXOC-PB3LVA1MGC3031UF 16VPB0LVB1ML

21 BKLT-VBRIVCC3.3R70310K1/16WBKLT-EN R710 NCU704NC/AP1117E18LA3 214VI VOGND4Mut e1lock typeBKLT-VBRIR701NCC712100N 25VR70422K1/16WPANEL_ID#CN702NC12

22 VCC3.3DDC1_SDA2KEY1PA8R429 NCVCC1.8POWER_KEY #PB1LED_GRN/BLUEMut e 4LED_OR ANG ELED ORX1P2C438NCVCC3.3LED_ORANGER4230R05OHM1/16WQ407NCVMPLLRXCP2DS

23 6.2 Power Board 715G2824P0100A001S +5VC9240.1uFMUTEC9070.1uFD908SP1060123HS1HEAT SINK(Q901)12C9400.047uFCN903NC1234C9310.1uF!VOLDIMC9003300pF 250V

24 R813100K 1/10W 5%R8194R7 1/8W 5%R831470R 1/8W 5%ON/OFFR810100K 1/10W 1%CN80212R80222R 1/8W 5%C8100.0033uFC8010.047uF+C8041000UF25VC8020.047uF+5VQ8

25 R61010K 1/10W 5%CCustom44Tuesday , May 18, 2010715G2824-2A-5ODM MODEL04.AUDIOG2824-2AOEM MOD EL SizeRevDateSheetofTPV MODELPCB NAME称爹T P V ( T

26 6.3 Key Board 715G2835 2 UPGNDPOWERMENULBADC1LBADC2OKLED_GRN#LED_Y ELLOW#DC_POWERON213 45SW002SWLED_GRN#213 45SW003SW213 45SW004SW132D001LEDOEM M

27 7. PCB Layout 7.1 Main Board 715G3329 1 2

28

29

3Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedure

30 7.2 Power Board 715G2824P0100A001S

31

32 7.3 Key Board 715G2835 2

33 8. Maintainability 8.1 Equipments and Tools Requirement 1. Voltmeter. 2. Oscilloscope.

34 8.2 Trouble Shooting 1. No Power OK NG No power Ch

35 2. No Video (Power LED Green) No Video (Power LED Green

36 3. DIM OK The end OK The end OK The end DIM (imag

37 4. Color is not optimal NGColor is not optimalMiss co

38 9. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for wa

39 C. Adjust Cool (9300K) color-temperature 1. Switch the Chroma-7120 to RGB-Mode (with pres

41. Monitor Specifications LCD Panel Model number 919PzDriving system TFT Color LCD Viewable Image Size 48.3cm diagoanl Pixel pitch 0.

40 9. Monitor Exploded View For 919Pz

41 No. Description 1 BEZEL(L19A-8Q1A) 2 LENS 3 KEY BOARD 4 KEY PAD

42 For 919Sz&919Vz

43 No. Description 1 BEZEL(L19A-8Q1A) 2 LENS 3 KEY BOARD 4 KEY PAD 5 PA

44 11. BOM List Note: The parts information listed below are for reference only, and are sub

45 U401 056G 562F11 IC TSUMO58QWHL-LF 1680X1050 EQFP-100 U703 056G 563 31 IC AZ1117

46 R703 061G0402103 JY NO-SUGGEST RST CHIPR 10KOHM +-5% 1/16W Y R702 061G0402103 JY NO

47 C434 065G040210412K M CAP 0402 0.1UF 10% 16V X7R C435 065G040210412K M CA

48 C405 065G040210425K T CAP 0402 0.1UF 10% 25V X5R C404 065G040210425K T CA

49 KEPC9QI8 KEY BOARD CN001 033G3802 6B YH L WAFER D001 081G 12 1F GH LED GRE

5LCD Panel Model number 919Sz&919VzDriving system TFT Color LCD Viewable Image Size 48.3cm diagoanl Pixel pitch 0.294mm(H) x 0.294

50 C918 067G215P6814XV CAP 105C 680UF M 25V C908 067G215R2207HB LOW ESR EC 22UF 50V M

51 Q805 057G 763 91 ET AO4620 7.2A/30V -5.3A/-30V SOIC-8 Q806 057G 763 91 ET AO4620 7.

52 JR601 061G0805000 JT RST CHIPR 0 OHM +- 5% 1/8W TZAI YUAN R924 061G08051000FT

53 C603 065G060347412K Y CAP CHIP 0.47UF 16V +/-10% X7R C602 065G060347412K Y CAP

54 D801 093G 64 1152T 1N4148 D903 093G 64 1152T 1N4148 D601 093G 64 1152T 1N414

55 Q34G0305BBLA1B0130 BEZEL(L19A-8Q1A) Q40G000361592A POP LABEL FOR 919P2+ Q40G00036

62. 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, brigh

73. Operating Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control knobs are located at fro

8For 919Sz&919Vz 1 Source(Auto) / Exit 2 Eco mode / - 3. Volume / + 4. Menu / Enter 5. Power Button & Indicator

93.3 OSD Menu • Press the MENU-button to activate the OSD window. • Press+ or - to navigate through the functions. Once the desired function is