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Summary of Contents for Proview AY965
- Page 1 Service Manual...
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Page 2: Table Of Contents
TABLE OF CONTENTS SERVICE WARNING ··········································································· A. IMPORTANT SAFETY INSTRUCTION ··········································· B. SPECIFICATIONS ·········································································· C. TIMING CHART ············································································· D. CONTROL LOCATION ··································································· E. CONDUCTION VIEW ····································································· F. ADJUSTMENT PROCEDURE ························································· G. TROUBLE SHOOTING HINTS ························································ H. REPLACEMENT PARTS LIST ······················································· I. -
Page 3: Important Safety Instruction
To prevent from fire or shock hazard,do not expose monitor to any rain or any form of water.High voltage is inside the monitor so please do not remove the back cover of the cabinet if you are not a qualified monitor engineer.Contact the local dealer or the nearest Proview branch office if you need help. A. IMPORTANT SAFETY INSTRUCTION Prior to using this service manual,please ensure that you have carefully followed all the procedures outlined in the user's manual for this product. -
Page 4: Specifications
B. SPECIFICATIONS 1280 x 1024 @ 75Hz 1. Maximum Resolution 2. Recommend Resolution 1280 x 1024 @ 60Hz 3. Synchronization Range Horizontal 31 – 80 KHz Vertical 60 – 75 Hz 4. Active Display Area 376mm x 301mm 0.294 x 0.294 mm 5. -
Page 5: Timing Chart
C.TIMING CHART Video Back porch Active display Front porch Sync. Sync-width Total VESA VESA VESA VESA VESA Preset Modes 720X400 640X480 640X480 640X480 800X600 800X600 800X600 Pixel clock 28.325 25.175 31.500 31.500 36.000 40.000 50.000 (MHz) H-Frequency 31.472 31.469 37.861 37.500 35.156 37.879... -
Page 6: Control Location
VESA VESA VESA VESA VESA VESA Preset Modes 800X600 1024X768 1024X768 1024X768 1280X1024 1280X1024 49.500 65.000 75.000 78.750 108.00 135.00 Pixel clock (MHz) 46.875 48.363 56.476 60.023 63.981 97.976 H-Frequency (KHz) H-Total (µs) 21.333 20.677 17.707 16.660 15.630 12.540 16.162 15.754 13.563 13.003... -
Page 7: Rear Panel
1. Menu Button 4. Power Button 2. Select Button 5. LED (Power Display) 3. Auto Button Rear panel 1. VGA Signal Cable 2. Power jack 3. Line in jack... -
Page 8: Conduction View
E. CONDUCTION VIEW MAIN BOARD (Component Side) - Page 9 MAIN BOARD (Solid Side)
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Page 10: Adjustment Procedure
F. ADJUSTMENT PROCEDURE ﹟ Test Meter Check ITEM ﹡ Test Point Operation Value Program Menu. ﹫ Pattern ﹟ Digital Voltmeter 1. Plug power cable into the adapter, check adapter 12.0V ±0.2V Check ﹡ CN7 power indicator light up green. 2. Make sure the voltage of the power plug ( ﹫... -
Page 11: Trouble Shooting Hints
G. TROUBLE SHOOTING HINTS No Display ( Black ) Change Power LED ON adapter adapter ? Push the power switch ON/OFF LED Color Back light To Step 2 change ? Check main Check the /Pin1 board of Inverter High Voltage ! U10/Pin141 Make sure the Hi / Lo under... - Page 12 Check the connection of Change the Hi / Lo under cable push power main board Display ? Change the Inverter Nice Job ! Display ? Nice Job ! Change the main board To Step 2...
- Page 13 Step 2 Check the main Check board F1,D5 Check +5.0 V ? U13,U14,R65 Check the main Check board Pin 146 Change H/V input Signal ? Check H/V Signal Change Display ? Signal Cable Nice Job !
- Page 14 No display (White) Check the main Check board U13,U14 Check +3.3V ? U1,U13 Check the main Check board U11/Pin14 3.3V Circuit Change H/V Input Signal ? Check H/V Signal Change Display ? Signal Cable Nice Job !
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Page 15: Replacement Parts List
TCO99 Statement 2 002-001-CEPOV-B CE Statement 3 002-L00-865A User Manual 4 003-101-TCO9 TCO99 Label for Carton 5 005-500-965C 965 Carton For PROVIEW Logo 6 153-001-TCO99 TCO99 Label for Panel 7 153-U00-0565M Back Label 8 153-U00-0565 Back Label 9 170-005-LCD5 PE Bag 10 170-000-0848C PE Bag 0.07mm 14*30.5cm... - Page 16 43 281-035-4734 RES 47K 5% 1/10W 0603 SMD 44 281-035-5114 RES 510 5% 1/10W 0603 SMD 45 281-035-7504 SMD R 75 ohm 0603 46 281-045-0R04 RES 0 ohm +-5% 1/8W 0805 SMD 47 281-075-1014 RES 100ohm 5% 1/4W 1206 SMD 48 282-103-2454 RES-NET 10Kohm 5% SMD 8P4R 49 282-330-2454...
- Page 17 87 506-XXP-2781 IC P2781/Pules Core SOIC-8 88 381-682-032564 SMD CAP 6800PF 25V NPO 0603 89 281-035-2204 RES 22ohm 5% 1/10W 0603 SMD 90 003-H03-ALL9 All ICT OK Label 8*8MM(White) MRT VP2 M/B FPR 765 DIP For EMI 851-00M-AY765-S2 92 120-001-M780 LCD BM780IC 296Pin 93 210-330-0256 R-CF.
- Page 18 131 106-010-3073 Screw M3*10 TP4 132107-006-3032 LT380M B M3xL6 133108-S10-4032 B/WS M4*10 ISO 134111-014-0200 Rubber Washer 20*7*2.5 135121-002-AY565 Bracket Rotate T:3 136121-003-AY565 Bracket Rotate SPCC T:3mm 137123-004-AY765 Base Cover SECC T=3.0mm 138126-014-AY765 AY765 Hinge T=1.5 139003-H01-LCD LCD CPU Label 15mmx15mm 140104-006-3032 Screw R/W3*6mm ISO.
- Page 19 175330-220-25275 E.CAP 22UF/25V 6X7mm 105C 176330-470-16275 EC. 47uF/16V Elec.radial 5*7 177330-471-16205 E.CAP 470UF/16V +-20% 105C 178504-000-MCP101 Reset IC MCP101-450HI/TO TO92 179504-A00-8227 Audio AMT IC TA8227P/UTC 180520-007-L431 Diode TL431CLP TC92 181 522-030-B340-T SCHTTKY SB340 T...
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Page 21: Block Diagram
I. BLOCK DIAGRAM VSYNC HSYNC LVDS LCD PANEL(LVDS) SCALER VGA-IN 10 EVEN 8 RA0~RA7 8 R0~R7 12PIN 8 GA0~GA7 3 {R.G.B} 8 G0~G7 8 BA0~BA7 DDC-SDA DDC-SCL 8 B0~B7 D-DE LVDS 8 RB0~RB7 D.D.C 24C21 8 GB0~GB7 EEPROM CRYSTAL 10 ODD 8 BB0~BB7 HI VOLTAGE 24C16... -
Page 22: Schematic Diagram
SDA-VGA C119 C114 GND-DIGGND-DIGGND-DIGGND-DIGGND-DIGGND-DIGGND-DIGGND-DIGGND-DIGGND-DIG SCL-VGA GND-DIG SDA-VGA TESTMCU TESTMCU VSYNC HSYNC BLUE- Proview Electronics (Taiwan) Co., LTD. BLUE GREEN- 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, GREEN Taipei County, Taiwan R.O.C. RED- Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 Title VGA-VDD VGA INPUT CN10... - Page 23 C104 0.004700u 150p 0.039000u 0.004700u 0.004700u 0.1u 12MHZ-49US BE0603 GND-VGA VDD-ANA C103 Proview Electronics (Taiwan) Co., LTD. BE0805 0.1u 0.1u 0.1u 0.1u 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 BE0805 Title SCALER Size...
- Page 24 P3.6 / WR OSD_AUTO P1.4 PSEN ROT_PB0 P1.5 ROT_PB6 P1.6 P3.1 / TXD ROT_LF P1.7 P3.0 / RXD OSD_AUTO LED_G PROVIEW FOR LCD COLOR ANALYZER (CHROMA 7120) LED_O MENU OSD_MENU SW_RIGHT OSD_SW_RIGHT SW_LEFT OSD_SW_LEFT MCU-W78E62B-PLCC POWER OSD_POWER 33X4 RP11 33X4...
- Page 25 DS90C383-QSOP56 D-DE2 D-SHCLK2 D-SHCLK2 SHCLK D-DE2 DISP-DE D-VSYNC DISP-VSYNC D-HSYNC DISP-HSYNC Proview Electronics (Taiwan) Co., LTD. 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 Title OUTPUT Size Document Number 200-100-765C (MV7-C2) Date: Wednesday, October 16, 2002...
- Page 26 BE1206 C109 Si9435-SO8 TC14 +TC11 10uF/16V 470uF/16V 0.1u 22uF/16V 300p 0.1u 6.2K_1% Proview Electronics (Taiwan) Co., LTD. WAFE-1X2PIN-3.96MM-90@ SB340 TC21 5.1V 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, C102 Taipei County, Taiwan R.O.C. 0.1u 470uF/16V Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 2K_1% TC13...
- Page 27 LOUTR TC34 TC19 47uF/16V 47uF/16V C123 C122 220p 220p 0 (0805) 0 (0805) Proview Electronics (Taiwan) Co., LTD. 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 GND_AUD GND-EARTH GND_AUD GND-DIG Title AUDIO TA8227P Size...
- Page 28 Memu...
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