ViewSonic PJ503D-1 Service Manual
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ViewSonic PJ503D-1 Service Manual

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Service Manual
ViewSonic PJ503D-1
Model No. VS11705
DLP Projector
(PJ503D-1_SM Rev. 1c Sep. 2008)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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Summary of Contents for ViewSonic PJ503D-1

  • Page 1 Service Manual ViewSonic PJ503D-1 Model No. VS11705 DLP Projector (PJ503D-1_SM Rev. 1c Sep. 2008) ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...
  • Page 2 Further, ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes.

  • Page 3: Table Of Contents

    2. Specifications 3. Software/Firmware Upgrade Process 4. Adjustment / Alignment Procedure 5. Block Diagram 6. Troubleshooting 7. Schematic Diagrams 8. PCB Layout Diagrams 9. Exploded Diagrams 10. Recommended Spare Parts List 11. Appendix ViewSonic Corporation PJ503D-1 Confidential - Do Not Copy...

  • Page 4: Introduction

    This Service Manual contains general information. There are 2 levels of service: Level 1: Cosmetic / Appearance / Alignment Service Level 2: Circuit Board or Standard Parts Replacement Level 3: Component Repair to Circuit Boards ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 5: Specifications

    2.6 kg Operation : 0~40°C Temperature range Storage : -20~60°C Remote control x1 Batteries x 2 Accessories RGB cable x 1 User’s manuals x 1 Power cords x 3 CD Wizard x 1 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 6: Software/Firmware Upgrade Process

    Composer Installation Directory', and then click OK". This message may be safely ignored by clicking the OK button. Another prompt will then appear: "The file 'windrvr6.sys' on DLP Composer Installation Directory cannot be found". Again, click OK and the installation proceeds without further ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 7 "Communications" page and choose "USB (DDP2000 Only)". You can now use DLP Composer™ Lite to communicate with a DDP2000-based projector via USB using the Flash Loader tool. Download procedure Click on Flash Loader and browse the image file (new version firmware) ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 8 Plug in USB cable between computer and projector side Press start download to begin update new firmware Wait till composer lit notice upgrade completed Download is completed. The factory settings should be restored. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 9 Area C 光源位置 被觀察物正上方 Lighting positioning Above of inspected part 90º 90º 90º 目視與被觀察物位置(垂直) Inspection position relative to part 40-50 cm 40-50 cm 40-50 cm 目視距離(參考距離) Inspection distance 表 1 1.1.3 檢視時間 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 10 Inspection interval is a function of surface area. 檢視時間以 10 秒為限。 Time for visual inspection: 10sec. Parts Size “A” surface “B” surface “C” surface Time 10 sec 10 sec 10 sec 表 2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 11 1.2 LOGO 周邊 3 cm 內不可有 0.05 mm 以上之點, (0.05 mm 以內之點不計)。 Blemish around the logo must be equal or smaller than 0.05 mm 1.3 表面氣泡—不可有。 Bubble on the surface is to be reject. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 12 (W < 0.2mm , L < 5mm): 容許 2 個 Scratch/Nicks Only 1 this kind of scratch is accepted W < 0.1mm , L < 5-10mm 容許 1 個 No this kind of scratch is accepted ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 13 3.刮擦傷兩兩需相距 5cm 以上 Each scratch should be 5cm more far away from each other 4.A 面前蓋不允許有任何刮傷 Front case must be no any scratch ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 14 (4) White Point, Color :x = 0.313 ± 0.04, y = 0.344 ± 0.04 FOFO Contrast Contrast Ratio : 1200:1(by All White, All Black Full Dark Ratio Method) Chromaticity : Red: x =0.635 +/-0.04, y= Impurity、CIE Full Red 0.339+/-0.04 coordinate ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 15 No lack or mix color bar Check Check the DDC information, S/N(08-09): with numbers Including S/N, Model(108-125) with numbers(ref Appendix DDC DDC check model, table) manufacturer manufacturer name(08-09):5A63 name, product product ID code (10-11): 1FC7 code. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 16 4. Devices that meet this image quality specification but are deemed undesirable by the customer may not be returned to T1 without prior approval by T1. 5. Screen＜Gray 10 shall not be used as a basis for rejecting a DMD for image quality. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 17 Step between IR and FC is 0 mm − 4. Gap between UC and LC is 0 mm − Step between LC and FC is 0 mm − 5.Gap between LC and Push Button is 0.2mm − ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 18 Key is 0.3mm − 7.Gap between UC and LED Lens is 0.2mm − Step between UC and LED Lens is 0 mm − 8.Gap between UC and Function Key is 0.3mm − ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 19 14.Gap between Mini-USB and RC is 0.5mm − 15.Gap between IR and RC is 0.2mm − Step between IR and RC is 0 mm − 16.Gap between Power Socket and RC is 0.5mm − ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 20 17.Gap between LC and Lamp Door is 0.3mm − Step between LC and Lamp Door is 0 mm − 18.Step between UC and LC is 0 mm − ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 21: Adjustment / Alignment Procedure

    Front IR holder and Upper case assemble concern 5.14 Rear cover assemble process and concern 5.15 The screw assembly sequence of optical engine. 6. Thermal Burn in process concern 7. EMI Debug Solution Concern ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 22 4. The formatter board would be note fail if above three image-quality is not good. 5. Test the connection between formatter board to keypad board and IR board. 6. The formatter board would be note fail if there are some wires is broken in formatter board. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 23 Change Timing and pattern of pattern generator: Timing: 800*600@60 for PE5120 Pattern: As Figure1 {A near white color (240,240,240) and a near black color(16,16,16), the area of white is 101/200, black is 99/200} ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 24 Press “Calibration RGB” to let the black level to just distinguish, and the light output of white level to just max. 10. Check the 32 levels of gray. All steps must appear. Figure1 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 25 Pattern: As Figure2 3. Light on projector 4. Adjust user OSD values to default. 5. Enter factory mode. 6. Adjust Factory values to default. 7. Press “Calibration YpbPr” to calibrate the mid level offset. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 26 Figure2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 27: Opt Assembly And Alignment Concern

    9. Change to green curtain and check waveform again. If waveform is square (see picture 3), CW delay value is ok. If waveform is a little lag, then adjust CW value to let waveform square. Picture 1 Picture 2 Picture 1 Picture 3 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 28: Srgb Mode Alignment Procedure

    Input W(128,128,128) by pattern generator Read Wx, Wy Set CSC table If ‘NO’ Read Wx,Wy until Wx(0.313+/-6,0.329+/-10) If ‘NO’ Input W(255,255,255) by pattern generator Read Wx, wy Read Wx,Wy until Wx(0.313+/-6,0.329+/-6) If ‘Yes’ ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 29: Overfill Adjustment

    2.3 Overfill adjustment As the picture below, adjust light pipe to keep overfill image center. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 30: Optical Engine Assembly Concerns

    To make sure that “Assembly of Fin_Mesh” on the right side when you face to the Baffle (Figure 1-5)。 BKT Baffle Lamp Holder M2*4L screw Figure 1-1 Baffle Lamp M2*4L screw Hook on the Holder Lamp Holder Figure 1-2 Figure 1-3 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 31 Front Glass UV coated surface (marked) must face to Lamp. (Figure 1-6) F/G must be placed on datum surfaces well. (Figure 1-7) iii. To make sure F/G Clip hooked well with Lamp Sleeve. (Figure 1-8) F/G datum Figure 1-7 Figure 1-6 Figure 1-8 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 32 Assemble “clip plate” on the Lamp plate and fasten the screw(Figure 1-11) vii. Assemble “Handle Lamp” on Lamp plate and assemble “Lamp_Plate” on the Holder and fasten the screw (Figure 1-12) UPPER Datum CLIP DOWN RIGHT Datum Figure1-8 Figure1-9 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 33 II. The under wire have to detour the wall of Lamp_Plate.(Figure 1-13) III. The side wire fix along the plate and have to detour the back wall.(Figure 1-14) IV. Be sure link up “connecter wire” with “Lamp” correctly (Figure 1-15). ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 34 Upper wire plate Wall Under wire Figure1-12 Figure1-13 Back wall Fix along the plate Figure1-14 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 35 Figure1-15 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 36 3.Assembly CW Module 2.1 CW Module Assembly Sequence as blow (Fig3-1): (1) BKT CW (2) Damper CW (3)CW (4) Fixed screw (5) CVR CW (6) M2 Screw (7)Sensor Board (8)M2 Screw Fig3-1 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 37 Fig3-2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 38 After curing, the height of UV-glue should not exceed BKT_LP for more than 0.6mm Glue 5503 Figure 4-3 4.5 Assembly LP Module to HSG DMD i. Assembly two Overfill adjustment screw (8F.1A752.8R0) to HSG DMD( Figure4-4)。 ** Adjustment criteria refer to item 4.6. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 39 (defined in 4.6-i ) 2. Follow adjustment steps shown in Item 4.6-ii. (1) Overfill Vertical Adjustment Screw CLIP of BKT LP (1) Overfill Horizontal Figure 4-4 Figure 4-5 Adjustment Screw ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 40 Overfill adjustment screw LP DATUM Figure 4-6 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 41 This area is not allowed to be pressed while assembling Baffle LP. Press on these areas to ensure clip hooks HSG DMD well. Figure 4-7 (1) Figure 4-7(2) BAFFLE LP Clip LP Figure 4-8 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 42 Figure 4-9 Pre-assy this screw not over the side surface. (1) Overfill Horizontal Adjustment Screw (2) Overfill Vertical Adjustment Screw Pre-assy this screw not over the bottom surface. Figure 4-10 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 43 V. To check and make sure “ CLIP of CM” hook the HSG ILL very Well ( Fig 5-5)。 Breach of FM1 Fig 5-1 Fig 5-2 Fig 5-3 Fig 5-4 Datum of HSG ILL ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 44 Fig 5-5 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 45 6.1 Placed “AL” on the HSG DMD .The “raised surface” of “AL” shall toward “DMD direction” (Fig 6-1) 6.2 Assemble ” HSG ILL Module” to HSG DMD and cover over on “AL”(Fig 6-2) DMD Direction Figure 6-1 Figure 6-2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 46 I. There are two breach on the Baffle_DMD. One is “circle” and the other is “Long hole” (Fig 7-1) II. The circle of Baffle_DMD have to match with the circle on HSG DMD and the Long hole is the same(Fig 7-2) Circle Long hole Fig 7-1 Fig 7-2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 47 Pre-fastening Sequence: [ 1 ] - [ 2 ] - [ 3 ] - [ 4 ] Fastening Sequence [ 2 ] - [ 1 ] - [ 4 ] - [ 3 ] iii. Screw Torque must be confirmed to be 6 kg-cm. Figure 7-3 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 48 8. PL Module Assembly 8.1 Assemble PL to HSG DMD and fasten screw to fix PL first (Fig 8-1)。 8.2 Assemble “Ring Focus” second (Fig 8-2)。 Ring Focus Screw *3 Figure 8-1 Figure8-2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 49 II. Assemble BKT Link Lamp, Shield CW to HSG DMD and fasten the screw (Figure9-3 ,9-4) III. Assemble Lamp Module to HSG DMD (Figure9-5 ,9-6) CW Module Figure9-1 , Figure 9-2 Shield CW BKT Link Lamp Figure9-3 , Figure9-4 , ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 50 Lamp Module Figure9-5 Figure9-6 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 51: Power Assembly Concern

    4. Power Assembly Concern 1. Power board component add GP glue a. T651, C750 add GP glue. b. C618, CY631 add GP glue. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 52 CY604, CY605 add GP glue. d. TR601 can’t touch C619. Figure1. Wrong Figure2. Correct ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 53 Figure 3. and Figure 4. are the locations of adding Bead cores. Figure3. Figure4. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 54 R651 can’t touch IC651. Fugure5. OK! Figure6. Wrong! ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 55 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 56: Mechanical Assembly Concern

    15. The screw assembly sequence of optical engine. 1. Grounding wire alignment The grounding wire is come out from the left-opening area of the power board shielding. Figure 1 Grounding wire alignment ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 57: Cw Fpc, Cw Sensor Wire And Blower Wire Alignment

    CW FPC wire is constrained by Wire-saddle clip, see figure 2-1. CW FPC wire has to be crossed above blower wire and keep the redundant wire above lamp box. Lamp box Wire-saddle clip CW FPC wire Blower fan wire CW sensor wire Figure 2-1. CW FPC wire alignment. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 58: Between Ballast And Lamp Wire Alignment

    3. Between Ballast and lamp wire alignment Figure 3-1. Final assembly wire alignment. To keep the wire into the ribs of lower case Figure 3-2. Final assembly wire alignment. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 59 Figure 4-1. Ballast wire location. Ballast sensor wire must into this fillister Figure 4-2. Ballast sensor wire location. NOTE: Please check ballast wire is connected to power board indeed before assembling Power BD. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 60: Twin Fans Wire Assembly Concern

    Fan wire must keep connector by this location. Don’t holding the wire. put wire on top of Do not pinch the the fan. wire together when assembling Figure 5-2. Twin Fan assembly concern. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 61: Front Ir Wire Assembly Concern

    Make sure IR wire is aligned from front cover to main board. Step 2 Step 1 Connector plug in Figure 6-1. Front IR wire alignment sequence. Figure 6-2. Final IR wire alignment ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 62: Emi Mylar Grounding Wire Alignment

    Figure 7-1. EMI mylar grounding wire alignment Figure 7-2. EMI mylar grounding wire Figure 7-3. EMI mylar grounding wire ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 63: Main Board Shielding Assembly Concern

    Main board shielding insert to the gap between Power board shielding and Lamp box. Main BD shielding Lamp Box Power BD shielding Figure 8-1. Main board shielding alignment. Figure 8-2. Main board shielding alignment. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 64: Ballast Wire Alignment Concern

    9. Ballast Wire alignment concern Figure 9-1. Ballast Wire alignment ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 65: Ir Board Assembly Concern

    IR board assemble sequence is step (1) and step (2), Figure 9-1. IR Board assembly sequence Step 2 Step 1 Figure 10-1. IR board assembly sequence. Figure 10-2. IR board and front cover constrain finish status. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 66: Ass'y Main Board Wire Alignment

    11. Ass’y Main Board wire alignment. CW wire Blower Wire CW sensor wire Twin fans wire Ballast sensor wire IR wire ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 67: Power Board Shielding Constrains Concern

    12. Power board shielding constrain concern First screw constrain location Second screw constrain location Power board shielding 3D.01205. Be put hole into lower case boss and fix. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 68 Be put hole into lower case boss and fix. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 69 13. Front IR holder and Upper case assemble concern Figure 13.1 Final assemblies of side covers and upper case. The rib of side cover must keep into the constrain gap of upper case. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 70: Rear Cover Assemble Process And Concern

    Put the rear cover on the L/C and push it to touch the power board shielding. Push the power board Step 2 shielding along this direction. Push the rear cover along this direction. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 71 Step 3 To check the rib of rear cover must to be into power board shielding. The ribs don’t into the power board shield is NG ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 72: The Screw Assembly Sequence Of Optical Engine

    In order to avoid the projection lens out of center line, we will define the screws assembly sequence of optical engine as below. First screw constrain Second screw constrain Third screw constrain Figure 15-1. The screw assembly sequence of optical. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 73 Area A Area A Area A Area B Area B Area B Cool Air Hot Air (inlet) (outlet) Area A and B should be clear and no block! Area A Area B ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 74 3. The minimum required lamp cooling time is 90 seconds, if 3 fans speed up to full speed in after cooling stage. Notice: Not enough cooling time will lead to 2 circumstances that are hot-restrike fail and lamp damage. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 75 Item Problem Solution 180 MHz,240MHz,300MHz Add 3 Gaskets 4G.J0C38.001 – 10*5*30 mm 4G.J0C25.001 – 5*5.5*60 mm 4G.J1B12.001 – 10*3.5*58 mm 180 MHz,720MHz Add spring between lamp case and color wheel model 3D.01214.001 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 76 180 MHz,240MHz,300MHz Add two springs between case and H-sink 180 MHz,540MHz,720MHz Add 3 Gasket 4G.J1B17.001 – 5*5.5*10 mm Add 1 fabric 4G.J1B18.001 – 40*20 mm ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 77 300MHz Add 1 gasket 4G.J1A20.001 – 8*2*60 mm ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 78 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 79 M/B shielding ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 80 C/W FPC wire, blower fan wire, C/W sensor wire, ballast wire, IR sensor wire take off the M/B spring-RCA ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 81 BD screw*1 and shielding take off the Power B/D shielding ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 82 BD; take off the ballast mylar power BD and ballast Mylar disassembly the screw*2, take off the screw*4; lamp box; lamp box; disassembly blower fan the screw*2, take off the blower fan ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 83 OPT eng OPT eng. take off the front case; front case and IR BD the IR BD disassembly screw*5; the screw*5 ballast BD and the ballast Wire*2 BD, wire*2 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 84 CW shielding, shielding; disassembly CW module the screw*1 and take off the CW module CW MODULE ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 85 Zoom ass'y Zoom ass'y disassembly the screw*4, screw*4; and take off Hsink; Hsink, FABRIC, Chip BD; then take off DMD IC the Chip BD, DMD holder take off the IC FABRIC ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 86 LP module then take off the LP module ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 87 Blower Fan driver circuit, Rear Fan driver circuit, and the temperature sensing circuit. Power supply circuit consists of AC line EMI filter, Power Factor Correction circuit. Ballast Board consists of Lamp synchronization circuit, Lamp lit feedback circuit, and Lamp power control circuit. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 88: Block Diagram

    (Video decoder TVP5147) Driver (DMD Reset driver DAD1000) Circuit (A/D 9883) (RAMBUS RDRAM) Input Ballast Source Module Circuit Index sensor Door From AC To Lamp PFC Circuit interlock socket Filter switch Figure 1 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 89: Troubleshooting

    1. Check Remote module battery IR Remote Control NG? 2. Check Remote module 3. Check IR Receiver on Main board 1. Check DMD Chip Pixel Fail? 2. Check DMD Chip board 3. Check Main board ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 90 (Missing column bar) 3. Check Main board 1. Check Main BD output to DMD Chip BD Resistance soldering Image NG? 2. Check Main BD output to DMD Chip (Screen overlap) BD capacitor soldering ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 91 Thermal Sensor 2 short error ( the remote diode has an short-circuit condition. Temperature 1 error (over limited temperature) DMD sensor Temperature 2 error (over limited temperature) Fan IC #1 I2C Connection error ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 92 No 12V or 5V or 2.5V Output. B+=380VDC ? Proceed to " Primary Circuit Check" TOPSwitch Lacks of some componets Check Trace. Broken ? around TOPSitch ? Replace new solder them. TOPSwitch ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 93 Replace new new MOSFET. bridge diode. Check IC651. Check Pin8 if shorted to GND. Output Pin shorted to Check 18VPFC GND ? (Pin8) Votage. Replace with new 6561 and ZD651, D6534 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 94 2. Re-install DMD with ChipBD Horizontal/Vertical 3. Check if any pin of C-Spring is missing, damaged or dirty Strips 4. Change new ChipBD/C-Spring 5. Change new DMD Pixel Fail Change new DMD ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 95 3 .c h a n g e p ro je c tio n le n s C o lo r 1 .c h k C /M 2 .c h k D M D C o lo r Y e s U n ifo rm ity ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 96 To adjust “Horizontal Adjustment Screw” firstly, then “Vertical Adjustment Screw”. Refer to Figure 2-1.. (2) Overfill Vertical Adjustment Screw (1) Overfill Horizontal Adjustment Screw Fig. 2-1 II. Re-assemble LP module—include LP, LP Baffle, LP clip. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 97: Schematic Diagrams

    SR16ADDR3 SSP1_CS0 SSP1_CS0 SSP1_CS0 SSP1_CS0 SSP1_CLK SSP1_CLK SSP1_CLK SSP1_CLK SSP1_DI SSP1_DI SSP1_DI SSP1_DI FAN2_B SSP1_DO SSP1_DO FAN2_B SSP1_DO SSP1_DO ViewSonic Corporation DAD_INT DAD_INT P12V P12V DAD_INT DAD_INT FAN_SW SR16STRB SR16STRB P3P3V P3P3V FAN_SW FAN_SW SR16STRB SR16STRB SR16MODE1 SR16MODE1 SR16MODE1 SR16MODE1...
  • Page 98 These parts of this portion should be connected closely. TP19 TP20 USB-D-A RA13 0 J USB_D- DATA- USB_D- USB-D+A RA14 0 J USB_D+ USB_D+ DATA+ 2BC0010031 TP21 USB input ViewSonic Corporation Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 99 TP308 TP309 DN56 DN57 BAV99 BAV99 232V- RX.DL RX.DL TP310 2B14015001 RX.DL_A TX.DL_A LC10 TX.DL TX.DL CC21 CC22 ViewSonic Corporation 100P K 100P K Model MAIN BOARD Title RS232 circuit Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 100 CVBS LUMA CHROMA CVBS_I LUMA_I CHROMA_I 220P J 220P J 220P J 220P J 220P J 220P J 75 J 75 J 75 J ViewSonic Corporation Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 101 R914 47 J 10P J GV_V R915 47 J C929 10P J AVDD PVDD PVDD AVDD VOUT VOUT ViewSonic Corporation C501 C109 C111 CA52 G960T63UF G960T63UF 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K...
  • Page 102 IRV CC PWM_ECO 100 J 510 J RA33 47 J TP40 LAMPEN 0.1U K 4.7U Z 74LVC1G04GW 2N3904S 2N3904S ViewSonic Corporation Model LED_R1 IR circuit OPEN Lamp circuit MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 103 0.1U K 0.1U K 100U 6.3V VDDA1 P1P5V DDP2000-5 C115 C116 68P J 68P J P3P3V P3P3V C108 0.1U K ViewSonic Corporation Model AT24C16AN-10SJ-1.8 MAIN BOARD Title EEPROM FOR DDP2000 Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 104 SCTRL SCTRL TRC_B 22 J AF29 SACBUS_B 22 J SACBUS AG12 SACBUS SACBUS SACCLK_B 22 J SACCLK AH12 SACCLK SACCLK DMD_SERIN AF12 DMDSERIN DMD_SERIN ViewSonic Corporation Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 105 0.1U K 68P J 0.1U K 68P J C185 C186 10U 6.3V OPEN 0.1U K 0.1U K P2P5V 1K J C194 ViewSonic Corporation 10P J 50MHZ C195 C196 C197 C198 74LVC1G04GW Model 0.1U K 68P J 0.1U K 68P J...
  • Page 106 RB44 OPEN RB43 10K J 74LV123PW P2P5V OPEN RB42 RB37 OPEN P2P5V P2P5V AME8550BEEVC190Z RB40 RB41 OPEN ViewSonic Corporation 0.1U K 74AHC1G08GW OPEN DDP2000 RESET IC Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 107 C140 C141 AG27 AH28 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K 0.1U K DDP2000-5 P3P3V ViewSonic Corporation C142 C143 C144 C145 C146 C147 C148 C149 C502 C503 C504 C505 C506 C507...
  • Page 108 VBIAS_LHI C227 C229 C230 MBR0540T1G C228 100N Z 100N Z 100N Z VRST_SWL 3.3U 35V 10U 25V M C232 22U M 100N Z C231 ViewSonic Corporation Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 109 OUTPUT These combinations are recommended starting points. R190 ADCMP370AKSZ-REEL 6.8K Testing must be done to confirm these components will be suitable for a particular motor. ViewSonic Corporation Model MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy...
  • Page 110 2N3904S TP122 TP124 TP125 TP126 TP127 TP132 TP133 FAN1 FAN1 FAN3 FAN3 FAN2 FAN2 2KD2093106 2KD2093103 ViewSonic Corporation TP795 Model Blower Fan Rear Fan and DMD Fan MAIN BOARD Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 111 DCLK BINSEL0 BINSEL1 BINSEL0 TP791 2KC1001140 HOLE-V8 HOLE-V8 HOLE-V8 OP10 OP11 OP12 OP13 OP14 Solder Pad ViewSonic Corporation 3DJ8118001 3DJ8118001 3DJ8118001 Model Optical Points HOLE-V8 HOLE-V8 MAIN BOARD Title Screw Holes EMI Solution Date Rev: ViewSonic Corporation Confidential - Do Not Copy...

  • Page 112: Pcb Layout Diagrams

    8. PCB Layout Diagrams ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 113 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
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  • Page 124 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 125: Exploded Diagrams

    9. Exploded Diagrams Module 1 –ASSY UPPER CASE Module 2 –ASSY LOWER CASE ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 126 Module 3 –ASSY FRONT CASE Module 4 –ASSY REAR CASE ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 127 Packing ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...

  • Page 128: Recommended Spare Parts List

    All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. This is to eliminate repeated cross checks of each item between this version and prior ViewSonic Corporation...

  • Page 129: Appendix

    Holder adjust foot & Fix block (1*) AC Wire & Power BD shielding(1*) 1 8F.1D526.6R0 MACH TAPTILE M4.0 Ceiling mount plate & Lower case(3*) #4-40 1 8F.00480.120 MACH STAND Rear case & D-SUB(2*) ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 130 CD USER MANUAL PJ503D 4B.01214.001 BAG HDPE+LDPE 415*365*0.4 Packing Material: [Box, 4B.M0628.001 HANDLE HOLDER PE/PP V-05 DE350 Foam] 4D.01201.041 CTN VIEWSONIC 4G.03A02.001 CUSHION LEFT EPE VG30 4G.03A03.001 CUSHION RIGHT EPE VG30 4B.71509.003 BAG LDPE 201*332 ViewSonic Corporation Confidential - Do Not Copy...
  • Page 131 NTSC 15.73 3.58 15.63 4.43 SECAM 15.63 4.25 or 4.41 PAL-M 15.73 3.58 PAL-N 15.63 3.58 PAL-60 15.73 4.43 NTSC4.43 15.73 4.43 2. Characteristics of inputs/outputs Signal Parameter Type RDATA Impedance ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 132 0.30 Volts rms Bandwidth 300Hz 16kHz S/N Ratio Total Harmonic Distortion 3. Electrical Interface Character Interface Definition 15 pin definition of the mini D-sub male for DDC2B protocol Definition Definition Definition Definition ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 133 Horizontal Sync Vertical Data clock Sync (SCL) • Video & Component Input Composite input Definition Composite video input • S-Video input Description Luminance Chroma • DVI Port • Control Port Description Description ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 134 Press “Blank” key first to blank the screen. Page Up/Down Remote Power Point Keystone+ Keystone- Appendix 5 -- IR Code, RS232 Command, and factory menu 1. IR Code CUSTOMER CODE DATA CODE FUNCTION ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 135 0x07 0x14 0x00 0x05 0x00 0x34 0x00 0x00 0x12 0x04 0x63 Auto Adjust Execute 0x06 0x14 0x00 0x03 0x00 0x34 0x12 0x05 0x62 Horizontal Horizontal position shift Write position right 0x06 0x14 0x00 0x04 0x00 0x34 0x12 0x06 0x01 0x65 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 136 0x06 0x14 0x00 0x04 0x00 0x34 0x13 0x01 0x07 0x67 Input source YPbPr2(W100) 0x06 0x14 0x00 0x04 0x00 0x34 0x13 0x01 0x08 0x68 Input source YCbCr2(W100) 0x06 0x14 0x00 0x04 0x00 0x34 0x13 0x01 0x09 0x69 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 137 Write Reset Lamp usage hour 0x06 0x14 0x00 0x03 0x00 0x34 0x15 0x01 0x61 Lamp Time Read Lamp usage hour 0x07 0x14 0x00 0x05 0x00 0x34 0x00 0x00 0x15 0x01 0x63 error status read 0x07 0x14 0x00 0x05 0x00 0x34 0x00 0x00 0x15 0x02 0x64 ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 138 Blank on/off *blank# Blank status *blank=?# Keystone-Vertical Decrease *keyst=-# Increase *keyst=+# Keystone status *keyst=?# Preset mode Preset mode presentation(PC) *appmod=preset# preset mode brightness *appmod=bright# preset mode srgb *appmod=srgb# Preset mode gaming *appmod=game# ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 139 Increse Volume *vol=-# Decrese Volume *vol=+# Volume *vol=?# Language English *lang=eng# FRE(Français) *lang=fre# Deutsch *lang=ger# Italiano *lang=ita# Español *lang=spa# РУССКИЙ *lang=pro# 繁體中文 *lang=cht# 简体中文 *lang=chs# 日本語 *lang=jap# korean(한국어) *lang=kor# swidish *lang=swd# dutch *lang=dut# ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 140 Error status *err# 4. Method to enter factory menu: a) Press and hold [Up] on keypad till lamp hour menu popup. b) Press [Blank] + [Source] together to pop up factory mode menu. ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 141 Time: 16:19:49 Date: Tue Dec 05, 2006 ______________________________________________________________________ VIEWSONIC CORPORATION EDID Version # 1, Revision # 3 DDCTest For: ViewSonic PJ503D ______________________________________________________________________ EDID Block 0, Bytes 0-127 128 BYTES OF EDID CODE: ________________________________________ 0 | 00 FF FF FF FF FF FF 00 5A 63...
  • Page 142 Sync Offset: 40 pixels Sync Pulse Width: 128 pixels Border: 0 pixels Frequency: 37.88 KHz Vertical: Active Time: 600 lines Blanking Time: 28 lines Sync Offset: 1 lines Sync Pulse Width: 4 lines ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 143 Max Horiz. Freq - 100 KHz Pixel Clock - 110 MHz Secondary GTF - Not Supported ______________________________________________________________________ (108-125) Detailed Timing / Descriptor Block 4: Monitor Name: PJ503D (126) No Extension EDID Block(s) (127) CheckSum OK ViewSonic Corporation Confidential - Do Not Copy PJ503D-1...
  • Page 144 Company: Add: Tel: Fax: E-mail: After completing this form, please return it to ViewSonic Quality Assurance in the USA at facsimile 1-909-839-7943. You may also e-mail any suggestions to the Director, Quality Systems & Processes (marc.maupin@viewsonic.com) ViewSonic Corporation PJ503D-1 Confidential - Do Not Copy...

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