FILE NO. SERVICE MANUAL Multimedia Projector Model No. PdG-dSu20N U.S.A, Canada, PdG-dSu20e Europe, Asia PdG-dSu20B U.K. original Version chassis No. KA7-dSu20N00 LA7-dSu20e00 LA7-dSu20B00 Match the Chassis No. on the unit's back cover with the Chassis No. in the Service Manual.
Safety Instructions Safety Precautions WARNING: The chassis of this projector is isolated (COLD) from AC line by using the converter transformer. Primary side of the converter and lamp power supply unit circuit is connected to the AC line and it is hot, which hot circuit is identified with the line ( ) in the schematic diagram.
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Conventions The following conventions are used in this manual Screen Messages Denote actual messages that appear on screen. Give bits and pieces of additional information related to Note the current topic. Alert you any damage that might result form doing or not Warning doing specific actions.
1.2. Lamp Specification Product Type: Short arc mercury lamp with reflector. Initial Characteristics Note: More information about lamp replacement procedure, resetting lamp timer and lamp part number, please check the page 22. PDG-SU20...
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Attention for handling ♦ Do not touch the lamp until it has cooled completely, because the lamp is very hot during operation and immediately after turned off. ♦ The lamp has to be fixed firmly to the base or socket. ♦...
2. Firmware Upgraded Flow This chapter provides the information regarding relevant equipments and upgrading procedure for firmware upgrade. Note: Please check the firmware and composer version before any firmware upgrade procedures. During firmware download period, please do not shut down PC or projector, this will cause flash memory’s damage.
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5. When the installation is finished, click [Finish] and reboot the PC. (A shortcut to DLP Composer (TM) Lite is created on the desktop.) PDG-SU20...
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USB Support - Installation (All Platforms) This release includes support for a USB communications interface to DDP2000-based projectors. The setup program includes the files needed to install USB support (for Windows 98/Me/2000/XP only -- Win95, WinNT and Windows Vista are not supported). After DLP Composer ™ Lite is installed, to install the USB support, choose the "Install DDP2000 USB Driver"...
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4. Click [USB Device Identification]. 5. Set the items on the [Vendor 0x451, Product 0x2000 ]. 6. Click [OK] 7. Move the cursor to [Flash Loader] on the Project window of [DLP Composer Lite]. (The [Flash Loader] screen will appear.) 8.
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12. Wait for the Completion of Burning and then remove Power Cord and Burning Cord Note: In case, the device manager can’t recognize the DDP2000 as blow, please disable this device. This will not affect upgrade procedure. PDG-SU20...
3.2. Disassembly Procedure Warning ♦ Put on the Static Electricity Ring when starting for repair. ♦ Repair Environment suggest in Clean-room class 10000. Do not remove Optical Engine or DMD panel outside the clean room. Please return the optical engine to supplier if your repair condition can not meet the requirement.
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Step Figure Description Press the power button to shutdown the projector and disconnect the power cord. If the lamp is hot, please do not start any procedure until the projector lamp cools down. Flip the projector and remove the lens cover. 1.Remove the screws S01 x5 on the back cover as shown.
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Step Figure Description 3. Remove the Top Cover 4. Remove the screwsS03 x2 on the I/O cover 1. Remove the Key 2. Remove the screws S04x2 on the I/O board 3. Remove the IO board PDG-SU20...
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Step Figure Description 1.Show you what the 5pin for Ballast O/E Fan Lamp Fan Right Fan connector should be. 2.Remove all the wires Speaker Front IR Black IR 7 pin for Power 1.Remove all screws on the Ballast module Note: screws S05 is connect ground 2.
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Step Figure Description 1. Remove the I/O cover 2. Remove the FAN Module(M04&M05) Note 1.Remove the screws S06 On the optical engine 2. Remove the optical engine PDG-SU20...
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Step Figure Description Remove the Lamp house Loosen screws and remove the lamp module from optical engine. Note: Those screws and mesh are included in the Lamp module. PDG-SU20...
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Step Figure Description Loose the screws and remove the DMD Hsink Loose the screws and remove the mainboard and DMD PDG-SU20...
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Step Figure Description Note Note: 2 wires still have connection under mainboard. Disconnect these two wires before remove mainboard. Loosen screws and remove the Power module from Bottom cover C4 (Back Cover) PDG-SU20...
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Step Figure Description 1.Remove Speaker 2.Loosen the screw and remove front IR Remove the foot stand PDG-SU20...
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Step Figure Description Remove led lens and Top cover Loosen the screws and Remove the Top cover holder PDG-SU20...
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Step Figure Description Remove the foot stand PDG-SU20...
3.3. Disassembly Lamp Module Step Figure Description Loosen the screw on the Top cover Remove the lamp cover. Loosen the three screws of lamp module Pull the lamp module out by lamp handle. Insert the new lamp module into the projector and tighten the screws.
3.4. Disassembly the Optical engine (Lens&Color Wheel) Step Figure Description Disassembly the Lens Remove the Lens screws Take the Lensr off. Disassembly the Color Wheel Remove the screws( M3x5)x4 Remove Color Wheel project cover PDG-SU20...
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Remove the screws M3x6x2 Remove Color wheel module PDG-SU20...
4. Troubleshooting and Verifying the Repair This chapter provides technicians with electronic background how to maintain the product. Moreover, you can get the appropriate operation to solve some complicated problems of component repairing and professional problems. 4.1. Troubleshooting Warning Do not directly look into the lens to avoid eyesight damages. The projector is equipped with ventilation holes (intake) and ventilation holes (exhaust).
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Lamp LED Green Solid Temperature is too high. The lamp will turn Temp LED Flash off. The fan motor is cooling the lamp. Lamp LED Amber Solid The lamp ignition failed. If temperature is too Temp LED high, the fans wi11 be cooling the lamp. Flash : 2Hz (3) Confirm cable connection well.
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Power Source Troubleshooting: No Power Source Fan failure after after turning on turning on Replace AC Reconnect fan Check fan Check AC socket and socket connection connector Replace safety Replace fan Check Check switch or reinstall Safety Switch Replace power Replace Check 7PIN power Check...
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Fail to light up No Volume Refer to LED Replace Check LED Check indicator and follow Speaker indication indicative actions Speaker Replace Replace Check Check Lamp Module Lamp life I/Oboard I/Oboard Replace Replace Check Check Power board Power board Mainboard Mainboard 380V output Replace...
Video Signal Troubleshooting Computer Video No Signal No Signal Turn on Turn on Check Check Source Source Source Source Replace Replace Check Check Cable Cable Cable Cable Replace Replace I/O Check monitor Check I/Oboard Board in signal I/O Board Replace Check Replace Check u5...
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Image abnormal Color abnormal Adjust Check input cable Power on again and Input signal and signal setting reset OSD Adjust Adjust Color Check Color Check input cable and Input signal Wheel Index Wheel Index signal setting Replace Replace Check Check Mainboard Mainboard Mainboard...
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Operation Function Troubleshoo Remote Control Button Failure Failure Replace Replace Check Check Battery I/Oboard Battery Level I/Oboard Replace Replace Check Check Remote Control Mainboard Remote Control Mainboard Replace Check Replace Check I/Oboard I/Oboard Replace Check Mainboard Mainboard PDG-SU20...
4.2. Verifying the Repair After repairing projector (Dissembling and assembling projector), Repair center should verify the quality of repaired unit. (1) Signal test (Each I/O can function normally) Connect all connector to the jacks one after the other to check whether each channel can project normally I/O port Monitor In (VGA)
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(2) Operation test Buttons operation Button description Test criteria Power button 1. Mechanical motion (Up & Down) should be free from getting stuck when pressing the button 2. Press “power” button and projector will switch on Menu 1. Mechanical motion (Up & Down) should be free from getting stuck when pressing the button.
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(3) Image Quality Projected image size: 60 inches (diagonal length) Zoom ring: Adjust zoom ring to wide (Maximum projection size) SVGA I/O port Monitor In (SVGA) Test Equipment Standard Pattern generator (Ex. Quantum data) Signal format 800*600 60Hz 60” in diagonal length Projected image size Test Pattern Test criteria...
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Gray 10 Blemish, stain are not allowable on the projected screen Full darkness Light leak in the non-effective area. Should be less than 0.7 lux(<0.7lux) S-Video I/O port S-Video Test Equipment Standard Pattern generator (Ex. Quantum data)&DVD player Signal format 480i No apparent color deviation on the projected image Criteria...
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(4) Resolution I/O port SVGA Test Equipment 1. Rotate Zoom ring to wide mode (Maximum projected image) Test Method 2. Fix projector to set diagonal length of projected image to 60”. 3. Adjust focus ring to make resolution of 4 corners and center are balanced.
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(7) Safety test equipments Safety test Test items Test Equipment Safety analyzer Test method 1. Clamp the metal shell of SVGA connector 2. Plug the power cord to socket Test criteria GND 30A 3sec 100mΩ DCW 2506V 1sec 10000uA Single Step OFF (8) Cosmetic standard for repaired projector Follow cosmetic standard for repair center.
5. Connector Information This section provides each connector location on boards and function of each board. They will be useful for your detecting the defective boards. 5.1. I/O Board No 1 No 2 No 3 Connector Description No 1 Speaker No 2 Front IR No 3...
5.4. The backside of Main Board NO 8 NO 7 NO 6 NO 5 Connector Description No 5 Connect to I/O board(100PIN) No 6 Connect to Power board(7PIN) No 7 Ballast Control No 8 PDG-SU20...
6. FRU (Field Replaceable Unit) List Introduction This section is a list of all the FRU removal. Following the FRU table of contents is an enlarged view of the entire projector, which shows the primary FRUs in the projector. When working on the projector, use appropriate anti-static precautions such as anti-static mats, wrist straps and grounded work surfaces.