SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service transistors and semicounductor "chip" components. The manual and its supplements and addenda, read and follow the following techniques should be used to help reduce the SAFETY PRECAUTIONS on page 3 of this publication. incidence of component damage caused by static by static NOTE: If unforeseen circumstances create conflict between the electricity.
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c. Qulckly move the soldering iron tip to the junction of the Fuse and Conventional Resistor component lead and the printed circuit foil, and hold it Removal/Replacement there only until the solder flows onto and around both the 1. Clip each fuse or resistor lead at top of the circuit board component lead and the foil.
Table of Contents Chapter 1 System Introduction Technical Specification .......................1 System Block Diagram .......................3 Optics Conceptual Drawing....................4 Chapter 2 Firmware Update Setup Tool / Equipment.......................5 Upgrading Procedure ......................6 Chapter 3 Machine Dissassembly and Replacement General Information ......................8 Disassemble Lamp Module....................9 Disassemble IO Cover ......................10 Disassemble Top Cover and Front Fan................11 Disassemble Main Board........
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Table of Contents Chapter 5 Connector Information Introduction...........................30 Main Board......................... 30 Power Board ........................37 Ballast Board ........................39 Chapter 6 Replacement Parts List RPL............................40 Chapter 7 LED indicator for RD-JS31..................45...
Chapter 1 System Introduction Technical Specification Item Description Display Type Single Panel 0.55" DLP Projector Lamp Type P-VIP 200W Brightness 1500 ANSI Lumen Contrast Ratio 1200 : 1(Full on/off) Resolution(Pixels) 800 x 600( 480,000 dot x 1) Uniformity 85 % Optical Compensation Light Tunnel Focal Length...
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Item Description Operation Humidity 35~85% 3:2 Pull Down Progressive Scan Blank Other Key Feature Auto Source Detection Auto Tracking/Sync. Plastic Body Sound Noise <30dBA (In ECO mode) Power Requirement 100~240v, 50~60Hz Dimension(W x D x H) 274 x 210 x 104 mm Weight 2.2 KG (<4.5 lb) Remote Mouse...
Chapter 2 Firmware Upgrade This chapter provides the equipment needed, setup and upgrading procedure for Firmware upgrade. Setup Tool / Equipment 1. Computer 2. USB Cable (see right picture) 3. Power Coard Upgrading Procedure 1. Connect Download Cable to projector 2.
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3. After turn on AC switch, press the buttons according to below sequences Menu -> Auto -> Menu -> Source -> Menu -> OK 4. Click the Start Download button and then start to burning of program . 5. Completion of Burning than remove Power Cord and Burning Cord . Chapter 2...
Chapter 3 Machine Disassembly and Replacement This section provides disassembly procedures for RD-JS31 DLP Projector. Before you begin any of these procedures, be sure to turn off the power, computer system, and other attached devices; then disconnect the power cable from the electronically outlet. Moreover, when you disassemble the projector, be sure to put the screws in a safe place and separate them accord- ing to grouping.
General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3.
Disassemble Lamp Module Note:Unplug all the cord before disassembling the Projector. Loosen two screws of Lamp Cover Remove Lamp Cover Loosen two screws of Lamp Module . Grasp the lamp handle and pull out Lamp Module 01635-B77*2 P2034-454 3580V00094K P6184-0002 3110V00321H Chapter 3...
Disassemble IO Cover Remove 3 screws of IO cover. Separate all parts individually 3720V00206E Remove the 2 screws on middle cover Remove the 2 screws on botton cover 01635-367*2 01635-D21*2 Chapter 3...
Disassemble Top Cover Dispatch the top cover Remove the FFC cable and main board mylar 3110V00320N P 6 1 4 4 - 0 0 0 2 0 2 5 9 1 - 0 0 1 4 - 0 0 P 6 1 3 4 - 7 0 0 0 - 0 0 Disassemble Front Fan Then life up the fan set directly .
Disassemble Main Board Remove the 4 screws of main board . Unplug all wires on the board (Main Board PIN location of connectors pls refer to Chapter 5 ) Remove the Main Board. 01635-366*4 6871VMN657M Chapter 3...
Disassemble Optical Engine Unplug the wire inside. Unscrew four screws on Optical Engine. Then remove the Engine Module. Be careful don’ t let the Engine go down due to the heavy machine. 01635-A01 *4 3680V00075G P1684-0003 Chapter 3...
Disassemble Power Outlet Set Remove the screw from the bottom of power wires and unplug the connector. Then lift up the power outlet set. Remove the power outlet from the Middle cover 01635-A08 01635-A08 01635-705 01635-705 Chapter 3...
Disassemble Power Board Assembly Unplug all the wires on the board (Power Board PIN location of connectors pls refer to Chapter 5 ) Unscrew five screws on Power Board. Then remove Power Board Assembly. Remove the others from Power Board Assembly 02595-0014-00 401635-361 *5 6871VPM998C...
Disassemble Rear Foot Assembly Remove the Ering Push buttom let foot screw assembly fall off. Use nipper or tweezers carfully to press the head of foot screw . Then foot screw assembly drop out by itself . 4778V00084C Disassemble Front Foot Assembly Unscrew to disassemble the foot assembly on the Buttom cover 4778V00084D Chapter 3...
Chapter 4 Troubleshooting This chapter provides technicians and people who have an electronic background a primary description about maintaining the product. Moreover, you can get the appropriate operation to solve some complicated problems of component repairing and professional problems. The Troubleshooing section focus on below items: Video Signal Troubleshooting Operation Function Troubleshooing Power Source Troubleshooting...
Video Signal Video Computer No Signal No Signal Check Check Turn on Turn on Source Source Source Source Check Replace Check Replace Cable Cable Cable Cable Change to Video Change to Computer Computer Mode Video Mode Mode Mode Input Input Change Main Change Main Board...
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Fail to light up No Volume Look up user Replace cable Check Check manual ,and or connect the Top cover’s cable LED indication follow indica- cable back tive action Check Speaker Check Speaker Connector Replace Lamp Lamp Become loose Connector Check Check Replace Ther-...
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Color Missing On Screen C/W Cable Check Cable Connector Connector Check Replace Cable Cable Check Main Change Main Board Board Change Optical Engine Chapter 4...
Operation Function: Remote Control Button Failure Failure Replace cable Check Check Replace Battery or connect the Top cover’s cable Battery cable back Level Check Check Replace Remote Remote Replace Button Control Button Control Check Check Replace IR Replace Keypad Keypad Replace Main Main Board...
Power Source: No Power Source Fan failure After After Turning On Turning On Check Check Replace Lamp Fan Connector Lamp Cover Cover or Become loose Connector Switch Reassembly Check Check Replace Replace Inner Inner Power Cord Power Cord Wires Wires Check Replace Check...
Function Test Display Pattern " " s " " r l i f " " k " " " " l i f " " l i f " " " " l i f Chapter 4...
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Full Black Pattern (Figure 3) Full White Pattern (Figure 4) Black and White Word Pattern (Figure 5) 256RGB Pattern (Figure 6) Gray Pattern (Figure 7) Boundary Frame (Figure 8) Chapter 4...
Chapter 5 Connector Information Introduction This section provides each connector location on boards, signal and function of each board. They will be useful for your detecting the defective boards. Main Board Summarize C o n n e c t o r D e s c r ip tio n C N 1 C N 2...
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The Locations of Connectors CN1 , CN7 : IR P IN # D e s c r ip tio n IR 0 G N D + 3 .3 V CN3 , CN4 , Cn5 : FAN P IN # D e s c r ip tio n P W M C o ntro l G N D...
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CN2 : Keypad Control P IN # D e s c r ip tio n G N D G N D S P _ R + S P _ R + S P _ R - S P _ R - S P _ L + S P _ L + S P _ L -...
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J2 :Thermal P IN # D e s c rip tio n + 3 .3 V S C L S D A G N D J3 , J15 : Video & S-Videop IN P IN # D e s c rip tio n C O M P V ID A G N D S V ID _ L U M...
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CON1 : D_SUB P IN # D e s c r ip tio n V - R e d V - G r e e n V-B lue A G N D A G N D A G N D A G N D + 5 V D S U B _ D e te c t...
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J9 : Power Supply P IN # D e s c rip tio n + 5 V _ S T B Y G N D G N D + 5 V + 5 V G N D + 1 3 .5 V G N D + 1 2 .5 V G N D...
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JP4 : FirmWare Debug P IN # D e s c r i p tio n G N D G N D T M S I T D O 1 _ O U T S Y S R S T Z T R S T Z T D I T M S 2...
Power Board Summarize C o n n e c t o r D e s c r ip t i o n C N 1 0 1 A C Inout C N 2 0 1 + 3 8 0 V O utput C N 3 0 1 D C O utput The Locations of Connectors...
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CN201 : +380V Output P IN # D e s c rip tio n + 3 8 0 V G N D CN301 :DC Output P IN # D e s c r i p tio n + 5 V _ S T B Y G N D G N D + 5 V...
Ballaster Board Summarize C o n n e c t o r D e s c r i p t i o n C N 1 0 0 3 8 0 V W 0 3 L a m p S i g n a l The Locations of Connectors W03 : Lamp Signal P IN #...
Chapter 6 RPL (Replacement Parts List) This chapter gives you RPL ( Replacement Parts List ) in global configuration of RD-JS31. Refer to this chapter whenever ordering for parts to repair or for RMA ( Return Merchandise Authoriza- tion ). Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel.