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Summary of Contents for Proview RA583
- Page 1 RA583 Service Manual...
- Page 2 TABLE OF CONTENTS SERVICE WARNING ···································· A. I M P O R T A N T S A F E T Y I N S T R U C T I O N · · · · · · · · · · · · · · · · · · · · · B.
- Page 3 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 B. SPECIFICATIONS 1. Maximum Resolution 1024x768 @ 75Hz 2. Recommend Resolution 1024x768 @ 60Hz 3. Synchronization Range Horizontal 30 – 60 KHz Vertical 56– 75 Hz 4. Active Display Area 304.1mm (H) x 228.1mm (V) 5. Dot Pitch 0.297(H) x 0.297(V) mm 6.
- Page 5 C.TIMING CHART Video A: Period B: Active C: Sync Width Sync. D: Back Porch E: Front porch Preset VESA VESA VESA VESA VESA Modes 640X350 640X400 640X480 640X480 640X480 720X350 720X400 800X600 800X600 800X600 640X480 Dot Rate 25.175MHz 25.175MHz 25.175MHz 31.340MHz 31.500MHz 31.500MHz 28.322MHz...
- Page 6 Preset VESA VESA VESA VESA Modes 800X600 832X624 1024X768 1024X768 1024X768 Dot Rate 49.500MHz 55.000MHz 65.000MHz 75.000MHz 78.750MHz 46.875KHz 49.107KHz 48.363KHz 56.476KHz 60.023KHz A-period 21.333us 20.364us 20.677us 17.707us 16.660us B-Active 16.162us 15.127us 15.754us 13.653us 13.003us C-Syn 1.616us 2.182us 2.092us 1.813us 1.219us D-Back 3.232us...
- Page 7 D. CONTROL LOCATION Font control panel 1. Power Button 2. 2. LED (Power Display) 3. Menu Button 4. Select Button 5. Auto Button...
- Page 8 E. CONDUCTION VIEW MAINBOARD(ComponentSide)
- Page 9 MAIN BOARD (Component Side)
- Page 10 MAIN BOARD (Solid Side)
- Page 13 F. ADJUSTMENT PROCEDURE ﹟ Test Meter Check ITEM ﹡ Test Point Operation Value Program Menu. ﹫ Pattern 1. Plug power cable into the adapter, check adapter 12.0V ﹟ Digital Voltmeter power indicator light up green. ±0.2V Check ﹡ CN7 2. Make sure the voltage of the power plug ( ﹫...
- Page 14 ﹟ PC or Pattern 1. Move the to the LANGUAGE mode Language 2. You can choose one of the eight language you need. generator Setting G. TROUBLE SHOOTING HINTS No Display ( Black ) Change Power LED ON adapter adapter ? Push the power switch ON/OFF...
- Page 15 Nice Job !
- Page 16 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 17 Step 2 Check the main Check board F1,D5 Check +5.0 V ? U10,U11,TR1 Check the main Check board Pin 5 Change H/V input Signal ? Check H/V Signal Change Display ? Signal Cable Nice Job !
- Page 18 No display (White) Check the main Check board U10,U11,TR1 Check +3.3V ? U8,U13 Check the main Check board U9/Pin3 3.3V Circuit Change H/V Input Signal ? Check H/V Signal Change Display ? Signal Cable Nice Job !
- Page 20 H. BLOCK DIAGRAM VSYNC HSYNC LVDS LCD PANEL(LVDS) SCALER VGA-IN 10 EVEN 8 RA0~RA7 12PIN 8 R0~R7 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 21 I.SCHEMATIC DIAGRA...
- Page 22 4.7K(NP) 0.1uF(NP) 232E 232E 4.7K 2N3904 2N3904 4.7K TXD_PC RXD_PC 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 VGA/DVI INPUT Size Document Number 200-100-576D (PV6-D1) Date: Friday, December 13, 2002...
- Page 23 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF PW13x Power and Ground Proview Electronics (Taiwan) Co., LTD. 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. 3.3VDVI 3.3VDVI Tel: 886-2-2231-6789 Fax: 886-2-2232-4613...
- Page 24 Promjet Header, Removed for Production 0.1uF 24C16 NVRAM 2.2K RESETn CON4 FCEn Proview Electronics (Taiwan) Co., LTD. ICEn 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. CON3 Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 Title MEMORY & LCD POWER CONTROL Size...
- Page 25 22pF 22pF 0.1uF BE1206(NP) Si9435 FH-12-30S-0.5SH BE1206 PVCC 100uF/16V 0.1uF LCDVDD D-HSYNC Proview Electronics (Taiwan) Co., LTD. D-VSYNC 4.7k 0.1uF 100uF/16V 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, 10K(NC) Taipei County, Taiwan R.O.C. EMI KHLC-010(NP) Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 LCDON 0.1uF...
- Page 26 0.01uF 220uF/16V 74LVC14-SOP14 C128 C126 C127 10uF/16V 0.1uF 0.1uF L29 NC LM1117 BE0805 BE0805 Proview Electronics (Taiwan) Co., LTD. V18A FDS4953 C129 C130 C131 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, BE0805 C157 C156 Taipei County, Taiwan R.O.C. 0.1uF 10uF/16V 220uF/16V 100uF/16V 0.01uF...
- Page 27 R107 33PF VOLUME C145 10uF/16V MUTE MODE GAIN SDWN BE0805 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 AUDIO4835 Size Document Number 200-100-576D (PV6-D1) Date: Friday, December 13, 2002...
- Page 29 Memu..
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