Page 1: Service Manual
Date Revise Version Description 2008.1.24 V1.0 Initial Issue 2008.6.30 V2.0 Add P7280 Refresh/P7270i Refresh Add Waveform Download in Chapter5, add Default 2008.10.10 V3.0 Language in Chapter6, and modify Chapter4 and AppendixB Copyright Oct.2008 All Rights Reserved P/N: 36.89K01G001 SI :...
Page 2 BACK COVER MODULE 70.87Y37GR01 70.89K20GR01 TOP COVER MODULE 70.87Y38GR01 70.89K21GR01 LAMP DRIVER MODULE 70.87Y39GR01 70.87Y42GR01 70.89K22GR01 INTERLOCK SWITCH 75.87Y04G001 75.89K01G001 LAMP MODULE SP.87Y01GC01 SP.89K01GC01 LVPS 75.85H15G001 75.88B07G001 WIRELESS MODULE 75.87Y02G002 HANDY DRIVE 75.87Y15G002 EXTERNAL ANTENNA 75.87Y11G001 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 3 Preface This manual is applied to P7280/P7270I/P7280 Refresh/P7270i Refresh projection system. The manual gives you a brief description of basic technical information to help in service and maintain the product. Your customers will appreciate the quick response time when you immediately identify problems that occur with our products.
Page 4: Table Of Contents
2-19 Disassemble Fan Module 2-21 Disassemble Engine Module 2-22 Disassemble Color Wheel Module 2-24 Disassemble DMD Board and DMD Ship 2-25 Disassemble Lamp Blower Module 2-26 Disassemble ROD Blower Module 2-27 Disassemble ROD Duct Module 2-28 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 5 Assemble Fan Module 2-44 Assemble LVPS Module 2-45 Assemble Shielding Module 2-47 Assemble Main Board Module and I/O Board Module 2-49 Assemble Front Shielding Module 2-51 Assemble Front Cover Module 2-52 Assemble Left and Right Cover Module 2-53 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 6 Assemble Back Cover Module 2-54 Assemble Zoom Ring and Focus Ring Module 2-55 Assemble Top Shielding Module 2-55 Assemble Wireless Module (only for P7270i/P7280 Refresh) 2-58 Assemble Lamp Module 2-60 Assemble Top Cover Module 2-61 Chapter 3 Troubleshooting LED Lighting Message...
Page 7 Waveform Download Chapter 6 EDID Upgrade EDID Introduction Equipment Needed Setup Procedure EDID Key-In Procedure Setup Procedure (HDMI) Default Language Reset 6-10 Appendix A Exploded Overview Appendix B Serial Number System Definition PCBA Code Definition Appendix C RS232 function command summary table P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 8: Chapter 1 Introduction
- 403.6 (W) x 315.4(D) x 119.8(H) mm - P7270i Refresh /P7270i : 12.2 lbs / 5.5 kg Weight - P7280 Refresh/P7280 : 12.4 lbs / 5.6 kg - Air Tunnel Flow - Cooling fans with system optimized acoustic - Temperature control circuits with adaptive fan rotational...
Page 9 - Input sensitivity 0.5Vrms - 280W for OSRAM E20.6 Lamp @ normal operation (for P7270i Refresh/ P7270i) Lamp - 330W for Philips Lamp @ normal operation (for P7280 Re fresh / P7280) Throw Distance - 1.5m – 10m P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 10 - >75% (Minimum) - Six segments: R90B82W42C28G90Y28 - 7200 rpm @ CW 2X Color Wheel - 9000 rpm @ CW 3X, PAL 50Hz (for P7270I Refresh /P7280 Refresh) - for 0 -- 2500 ft, 5 -- 35 °C Operation temperature - for 2500 -- 5000 ft, 5 -- 30 °C...
Page 11: Compatible Mode
1280X1024 79.98 1280X1024 91.10 1280x960 60.00 QuadVGA 1280x960 75.23 SXGA+ 1400x1050 65.30 UXGA 1600x1200 75.00 640x480 66.6(67) 34.93 800x600 37.90 Power Mac G4 1024x768 48.40 1152x870 68.68 1280x960 75.00 640x480 31.35 PowerBook G4 640x480 66.6(67) 34.93 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 12 1280x960 75.00 i Mac DV (G3) 1024x768 60.00 2 VGA Analog - Extended Wide timing Compatibility Resolution V-Sync [Hz] H-Sync [KHz] 1280x768 47.80 1280x768 60.30 1280x768 68.60 WXGA 1280x720 44.77 1280x800 49.64 1440x900 59.90 1680x1050 65.29 Confidential P7280/P7270I/P7280 Refresh/P7270I Refresh...
Page 13 QuadVGA 1280x960 75.23 SXGA+ 1400x1050 65.30 UXGA 1600x1200 75.00 640x480 66.6(67) 34.93 800x600 37.90 Power Mac G4 1024x768 48.40 1152x870 68.68 1280x960 75.00 640x480 31.35 640x480 66.6(67) 34.93 PowerBook G4 800x600 37.90 1024x768 48.40 1152x870 68.68 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 14 720p (NTSC) 1280x720 44.955 1080i (NTSC) 1920x1080 60(30) 33.716 1080p (NTSC) 1920x1080 67.432 For EMEA SKU 576i (PAL) 720x576(1440x576) 50(25) 15.625 576p (PAL) 720x576 31.25 720p (PAL) 1280x720 37.5 1080i (PAL) 1920x1080 28.125 1080p (PAL) 1920x1080 56.25 Confidential P7280/P7270I/P7280 Refresh/P7270I Refresh...
Page 15 For EMEA SKU 576i (PAL) 720x576(1440x576) 50(25) 15.625 576p (PAL) 720x576 31.25 720p (PAL) 1280x720 37.5 1080i (PAL) 1920x1080 28.125 1080p (PAL) 1920x1080 56.25 Horizontal scan rate: 31k -100 kHz Vertical scan rate: 56k - 85 Hz P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 16: Product Overview
Product Overview Projector Outlook Front /Upper side Item Description Item Description Control panel Remote control receiver Zoom ring Tilt adjusting wheel Focus ring Elevator button Zoom lens Elevator foot Lens cap Confidential P7280/P7270I/P7280 Refresh/P7270I Refresh...
Page 17: Item Description Item
Lan (RJ45 Port for 10/100M Ethernet) connector (VGA-Out) S-Video input connector Audio output connector for wireless Composite video input connector Reset button Audio input connector (VGA IN 2/ Component/S-video/Composite Power LED for wireless signal) Note: “#” Only for P7270i series. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 1-10...
Page 18: Control Panel
Press “SOURCE” to choose RGB, Component, SVideo, SOURCE Composite, DVI, HDTV and HDMI™ sources. Empowering key Unique Acer functions: eOpening, eView, eTimer. ePower Infrared transmitter Sends signals to the projector. See the contents in “Turning the Projector On Off” section. POWER...
Page 19 Remote Control Layout P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 1-12...
Page 20 PAGE previous page. This function is only available when connected to a computer via a USB cable. Empowering Unique Acer functions: eOpening, eView, eTimer Management. COLOR Press “COLOR” to adjust the color temperature of image. Use the “CONTRAST” option to control the difference CONTRAST between the lightest and darkest parts of the picture.
Page 21 Function Description Press “WIRELESS” to display the image which is wirelessly WIRELESS transmitted from the PC to the projector via the “Acer eProjection Management” utility. (for wireless model) BRIGHTNESS Press “BRIGHTNESS” to adjust the brightness of the image. Press “RGB” for true-color optimization.
Page 22 S-Video cable SPDIF cable Audio cable jack/jack Audio cable Jack for wired remote Note: To ensure the projector works well with your computer,please make sure the timing of the display mode is compatible with the projector. Confidential 1-15 P7280/P7270I/P7280 Refresh/P7270I Refresh...
Page 23 Connecting the Projector for Wireless Item Description Item Description Power cord Lan cable Audio cable jack Antenna Note: Only for P7270i P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 1-16...
Page 24 System Block Diagram Confidential 1-17 P7280/P7270I/P7280 Refresh/P7270I Refresh...
Page 25 Bottom Cover Dimension 140.00 mm M3,DEPTH:8mm SCALE 1:2 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 1-18...
Page 26: Disassembly Process
* Note: 1. If you need to replace the main board, you have to get into service mode and record the lamp usage hour. please refer to section 2-27 2.The disassembly and assembly process for P7280/P7270i/P72780 Refresh/p7270i Refresh is the same. Here, we take P7270i as an example...
Page 27: Disassemble Top Cover Module
2-2 Disassemble Top Cover Module 1. Rotate the Top Cover Lock counterclockwise (as red arrow) 2. Pull up the Top Cover (as yellow arrow) 3. Unscrew 4 screws and disassemble the Top Cover Module (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 28 4. Unscrew 2 screws (as red circle) and disassemble 1 Hinge on each side P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 29: Disassemble Lamp Module
2-3 Disassemble Lamp Module 1. Unscrew 4 screws (as red circle) 2. Pull up the Lamp Cover from the red square and disassemble Lamp Cover 3. Unscrew 2 screws (as yellow circle) and disassemble Lamp Module P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 30: Disassemble Wireless Module(Only For P7270I/P7270I Refresh)
2-4 Disassemble Wireless Module(only for P7270i / P7270i Refresh) 1. Unscrew 3 screws (as red circle) and disassemble Wireless Cover 2. Unscrew 1 Nut and 1 Washer (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 31 5. Unplug 1 connector (as yellow square) 6. Disassemle Wireless Module Note : The Antenna Cable must press down the PCBA and enter from the right of PCBA ,exit from the left of PCBA (as yellow arrow) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 32: Disassemble Top Shielding Module
2-5 Disassemble Top Shielding Module 1. Unscrew 10 screws(as red circle) 2. Unscrew 1 screw (as yellow circle) 3. Unplug 1 connector (as red square) and disassemble the Top Shielding Module P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 33 4. Unplug 1 FPC Cable (as yellow square) 5. Tear off 1 White Mylar (as green square) and 3 EMI Tapes (as blue square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 34 (as green circle) 7. Disassemble Keypad Module from Top Shielding Module 8. Unscrew 6 screws (as blue circle) 9. Disassemble Keypad Board and separate Keypad Parts Menu Key Aspect key Keypad Board Power Key Resync Key P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 35: Disassemble Zoom Ring
Focus Ring 1. Pull up the Zoom Ring (as red arrow) to disassemble Zoom Ring 2. Grasp the Focus Ring and rotate 3 tenons counterclockwise to loose 3 tenons for disassemble Focus Ring (as yellow arrow) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-10...
Page 36: Disassemble Back Cover Module
2. Unscrew 8 hex screws (as yellow circle) 3. Unscrew 3 screws (as green circle) 4. Disassemble the Back Cover Module Note: There are 1 tenon on each side when you disassemble the Back Cover Module (as red square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-11...
Page 37: Disassemble Left And Right Cover Module
3. Unscrew 1 screw on Left Cover (as yellow circle) 4. Disassemble the Left Cover Module (as yellow arrow) Note: There are 3 tenons on Left Cover Module and the same of Right Cover Module (as green square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-12...
Page 38: Disassemble Front Cover Module
(as red square) 4. Unplug 1 connector (as yellow square) 5. Disassemble the Front Cover Module 6. Remove the Mylar (as green square) 7. Release 2 tenons (as blue square) and disassemble the IR Sensor P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-13...
Page 39: Disassemble Front Shielding
2-10 Disassemble Front Shielding 1. Unscrew 7 screws (as red circle) 2. Disassemble the Front Shielding P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-14...
Page 40: Disassemble Main Board Module And I/O Board Module
1. Unscrew 4 screws (as red circle) 2. Unplug 11 connectors (as yellow square) Note: Add 1 connector (as orange square/ Cable) Only for P7280/P7280 Refresh (Blower only for P7280/P7280 Refresh) 3. Disassemble Main Board Module and I/O Board Module 4.
Page 41 6. Unplug 2 connectors (as green square) 7. Disassemble I/O Board Module from Main Board Module 8. Unscrew 2 Copper Holders (as green circle) 9. Unscrew 3 Copper Holders (as blue circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-16...
Page 42: Disassemble Shielding Module
2-12 Disassemble Shielding Module 1. Unscrew 5 screws (as red circle) 2. Loose Interlock Switch (as red square) 3. Disassemble Shielding Module .First Left side,then Right side P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-17...
Page 43 4. Unscrew 4 screws (as yellow circle) and disassemble 2 Speakers 5. Tear off the Mylar (as green square) 6. Disassemble 1 Spring (as yellow square) 7. Unscrew 3 screws (as green circle) 8. Disassemble Iron Sheet from the Shielding Module P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-18...
Page 44: Disassemble Lvps Module
2-13 Disassemble LVPS Module 1. Unscrew 2 screws to disassemble the Blower (as red circle / only for P7280/ P7280 Refresh) 2. Tear off the Mylar (as red square) 3. Unscrew 1 ground screw (as yellow circle) 4. Unscrew 5 screws(as green circle) 5.
Page 45 (as yellow square / only for P7270I/P7270I Refresh) 7. Tear off Mylar and disassemble P7270I/ P7270I Refresh LVPS Module 8. Unplug 2 connectors (as blue square / only for P7280/P7280 Refresh) P7270I/P7270I Refresh 9. Tear off Mylar and disassemble P7280/P7280 Refresh LVPS Module...
Page 46: Disassemble Fan Module
2-14 Disassemble Fan Module 1. Unscrew 2 screws (as red circle) 2. Disassemble Fan Module P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-21...
Page 47: Disassemble Engine Module
2-15 Disassemble Engine Module 1. Unscrew 4 screws (as yellow circle) 2. Unscrew 4 screws (as green circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-22...
Page 48 3. Disassemble the Engine Module 4. Tear off the Mylar (as red square) 5. Unscrew 1 screw (as red circle) and disassemble the Thermal Switch P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-23...
Page 49: Disassemble Color Wheel Module
2-16 Disassemble Color Wheel Module 1. Unscrew 2 screws (as yellow circle) 2. Disassemble the Color Wheel Module 3. Unscrew 1 screw (as green circle) 4. Disassemble the Photo Sensor Board P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-24...
Page 50: Disassemble Dmd Board And Dmd Ship
1. Unscrew 4 screws (as blue circle) 2. Disassemble Heat Sink 3. Unscrew 4 hex screws (as orange circle) 4. Disassemble DMD Board and DMD Chip 5. Unscrew 1 screw (as yellow square) 6. Disassemble the Iron from DMD Board P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-25...
Page 51: Disassemble Lamp Blower Module
2-18 Disassemble Lamp Blower Module 1. Unscrew 2 screws (as red circle) 2. Disassemble Lamp Blower Module and separate the Blower from the Rubber Note : Avoid to press the Blower with great strenth. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-26...
Page 52: Disassemble Rod Blower Module
2-19 Disassemble ROD Blower Module 1. Unscrew 2 screws (as yellow circle) 2. Disassemble ROD Blower Module and separate the Blower from the Rubber Note : Avoid to press the Blower with great strenth. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-27...
Page 53: Disassemble Rod Duct Module
2-20 Disassemble ROD Duct 1. Unscrew 1 screw (as red circle) 2. Disassemble the ROD Duct P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-28...
Page 54: Disassemble System Duct Module
Lamp Cable 2. Unscrew 1 screw (as green circle) from the Bottom Cover 3. Disassemble System Duct Module 4. Unscrew 3 screws (as blue circle) 5. Disassemble System Duct Top and Bottom Cover P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-29...
Page 55: Disassemble Lamp Driver Module
(as red circle / only for P7270I/P7270I Refresh) 2. Disassemble P7270I/P7270I Refresh Lamp Driver Module 3. Unscrew 3 screws (as yellow circle / only for P7280/P7280 Refresh) P7270I/P7270I Refresh 4. Disassemble P7280 /P7280 Refresh Lamp Driver Module and tear off the...
Page 56: Disassemble Lamp Driver Holder (Only For P7270I/P7270I Refresh)
Driver Holder (only for P7270I/P7270I Refresh) 1. Unscrew 2 screws (as green circle) 2. Disassemble Lamp Driver Holder Note: There is 1 Plastic Holder for P7280 / P7280 Refresh (as red square) P7270I/P7270I Refresh P7280/P7280 Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 57: Disassemble Interrupt Switch Module
Switch Module 1. Unscrew 1 screw (as red circle) and disassemble 1 Interrupt Switch Module on each side 2. Use Tweezers to loose 2 tenons (as yellow circle) and disassemble the Interrupt Switch from the Holder P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-32...
Page 58: Disassemble Elevator Module
1. Unscrew 3 screws (as red circle) and disassemble 1 Spring (as red square) on each side 2. Disassemble Elevator Module 3. Loose 2 tenons (as yellow circle) 4. Separate Holder and Elevator Key 5. Disassemble Foot Rubber on Elevator Foot P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-33...
Page 59: Rod Adjustment
Note: - To avoid over adjust the rod. - “Screw 1” should be adjusted first, and then adjust the “Screw2”.After the adjustment, use the glue to fix the screws P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-34...
Page 60: Re-Write Lamp Usage Hour
2-27 Re-write Lamp Usage Hour - Take P7280 for example,P7270I/P7270I Refresh is the same as P7280/P7280 Refresh 1. Get into service mode - Press (power→left→left→menu) to get into service mode Re-write lamp usage hour 2. Use left or right key to re-write the lamp hour back to previous lamp usage hour 3.
Page 61: Assemble Elevator Module
2. Assemble Elevator Module 3. Assemble 1 spring (as red square) and 3 screws on each side (as red circle) Note: The Elevator KEY installed in the direction (inward side of the ramp) (as yellow square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-36...
Page 62: Assemble Interrupt Switch Module
2. Assemble 1 Interrupt Switch and screw 1 screw (as red circle) on each side 2-30 Assemble Lamp Driver Holder (only for P7270I/ P7270I Refresh) 1. Assemble the Lamp Driver Holder and screw 2 screws (as green circle) P7270I/P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-37...
Page 63: Assemble Lamp Driver Module
1. Assemble P7270I/P7270I Refresh Lamp Driver Module and screw 4 screws P7270I/P7270I Refresh (as red circle) 2. Paste Mylar and assemble P7280/P7280 Refresh Lamp Driver Module and screw 3 2P Wire screws (as yellow circle) Note: 1.The Mylar holes must consistent with...
Page 64: Assemble System Duct Module
1. Assemble System Duct Top and Bottom Cover and screw 3 screws (as blue circle) 2. Assemble System Duct Module on Bottom Cover and screw 1 screw (as green circle) 3. Assemble Lamp Cable and screw 2 screws (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-39...
Page 65: Assemble Rod Duct Module
1. Assemble the ROD Duct and screw 1 screw (as red circle) 2-34 Assemble ROD Blower Module 1. Assemble ROD Blower on the Rubber 2. Screw 2 screws (as yellow circle) Note : Avoid to press the Blower with great strenth. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-40...
Page 66: Assemble Lamp Blower Module
1 screw (as yellow square) 2. Assemble the DMD Board and DMD Chip and other parts and screw 4 screws (as orange circle) 3. Assemble Heat Sink and screw 4 screws (as blue circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-41...
Page 67: Assemble Color Wheel Module
1. Assemble Photo Sensor Board and screw 1 screw (as green circle) 2. Assemble Color Wheel Module and screw 2 screws (as yellow circle) 2-38 Assemble Thermal Switch 1. Assemble Thermal Switch and screw 1 screw (as red circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-42...
Page 68: Assemble Engine Module
2-39 Assemble Engine Module 1. Paste the Mylar (as red square) 2. Assemble the Enging Module 3. Screw 4 screws (as red circle) 4. Screw 4 screws (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-43...
Page 69: Assemble Fan Module
2-40 Assemble Fan Module 1. Assemble the Fan Module and screw 2 screws (as red circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-44...
Page 70: Assemble Lvps Module
1. Paste Mylar and assemble P7270I/P7270I Refresh LVPS Module P7270I/P7270I Refresh 2. Insert 3 connectors (as yellow square/only for P7270I/P7270I Refresh) 3. Paste Mylar and assemble P7280/P7280 Refresh LVPS Module 4. Insert 2 connectors (as blue square/ only for P7280/P7280 Refresh) P7280/P7280 Refresh...
Page 71 (as yellow circle) 6. Paste Mylar (as red square) and assemble LVPS Fan and screw 2 screws (as red circle / only for P7280/P7280 Refresh) Note : The 16P Wire must be come out from the middle of Two Holders...
Page 72: Assemble Shielding Module
Module and screw 3 screws (as green circle) 2. Assemble 1 Spring (as yellow square) 3. Paste 1 Mylar (as green square) 4. Assemble 1 Speaker and screw 2 screws on each side (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-47...
Page 73 5. Assemble Interlock Switch (as red square) and the Shielding Module 6. Screw 5 screws (as red circle) on Left and Right side P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-48...
Page 74: Assemble Main Board Module And I/O Board Module
1. Screw 3 Copper Holders (as blue circle) on Main Board 2. Screw 2 Copper Holders (as green circle) on I/O Board 3. Insert 2 connectors (as green square) and assemble I/O Board Module on Main Board Module P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-49...
Page 75 5. Assemble Main Board Module 6. Insert 11 connectors (as yellow square) and screw 4 screws (as red circle) Note: Add 1 connector (as orange square/ only for P7280/P7280 Refresh) Cable) Only for P7280/P7280 Refresh (Blower P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-50...
Page 76: Assemble Front Shielding Module
2-44 Assemble Front Shielding 1. Assemble the Front Shielding 2. Screw 7 screws (as red circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-51...
Page 77 Mylar (as green square) 2. Insert 1 connector (as yellow square)and bundle up Cable Tie (as red square) 3. Screw 2 screws (as yellow circle) and turn over the Projector 4. Screw 4 screws (as red circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-52...
Page 78: Assemble Left And Right Cover Module
3. Assemble the Right cover Module (as green arrow) and screw 3 screws (as red circle) Note: There are 3 tenons on Left Cover Module and the same of the Right Cover Module (as green square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-53...
Page 79: Assemble Back Cover
2-47 Assemble Back Cover Module 1. Assemble the Back Cover 2. Screw 3 screws (as green circle) Note: There are 1 tenons on each side when you assemble the Back Cover (as red square) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-54...
Page 80: Assemble Zoom Ring
2-48 Assemble Zoom Ring and Focus Ring 1. Grasp the Focus Ring and rotate 3 tenons clockwise to fasten 3 tenons for assemble Focus Ring (as yellow arrow) 2 . Press the Zoom Ring (as red arrow) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-55...
Page 81: Assemble Top Shielding Module
1. Assemble Keypad Board and Keypad Aspect key Power Key Keypad Board Parts Resync Key 2. Screw 6 screws (as blue circle) 3. Assemble Keypad Module on the Top Shielding Module 4. Screw 4 screws (as green circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-56...
Page 82 6. Insert 1 FPC Cable (as yellow square) 7. Insert 1 connector (as red square) and assemble the Top Shielding Module 8. Screw 10 screws (as red circle) 9. Screw 1 screw (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-57...
Page 83: Assemble Wireless Module (Only For P7270I/P7280 Refresh)
Module (only for P7270i/ P7270i Refresh) 1. Insert 1 connector (as yellow square) 2. Screw 3 screws (as green circle) 3. Assemble the Antenna Cable (as green square) and screw 1 Washer and 1 Nut (as yellow circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-58...
Page 84 4. Assemble Wireless Cover and screw 3 screws (as red circle) Note : The Antenna Cable must press down the PCBA and enter from the right of PCBA , exit from the left of PCBA (as yellow arrow) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-59...
Page 85: Assemble Lamp Module
2-51 Assemble Lamp Module 1. Assemble Lamp Module and screw 2 screws (as yellow circle) 2. Assemble the Lamp Cover and screw 4 screws (as red circle) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-60...
Page 86: Assemble Top Cover Module
2-52 Assemble Top Cover Module 1. Assemble 1 Hinge and screw 2 screws (as red circle) on each side P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-61...
Page 87 . Assemble the Top Cover and screw 4 screws (as yellow circle) 3. Push down the Front Cover and the assembly completed P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 2-62...
Page 88: Chapter 3 Troubleshooting
Standby (power cord plugged Power button ON Quick Lamp retry flashing Quick Turning off (cooling state) flashing Turning off (cooling completed) Error (thermal failure) Quick Error (fan lock failure) flashing Error (lamp breakdown) Quick Error (color Wheel fail) flashing P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 89: Main Procedure
- Check Lamp - Check Lamp Driver - Check Main Board b. Temp LED Light Auto Shut Down - Check Thermal Switch - Check Fan c. Color Wheel - Check Color Wheel - Check Photo Sensor P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 90 - Check Color Wheel Machanical Noise - Check Fan Module - Check if the Main Board and the DMD Board are assembled properly Line Bar/Line Defect - Check Main Board - Check DMD Board - Check DMD Chip P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 91 - Clean DMD Chip and Engine Module (Out of spec.) - Check DMD Chip - Check Engine Module - Ensure that the signal cables and source work as well Garbage Image - Check Main Board - Check DMD Board P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 92 - Do “Reset(All data)” of the OSD Menu - Check Main Board Function Abnormal - Check DMD Board - Ensure that the signal cables and source are work as well - Cleak Speaker Module Audio Abnonrmal - Check Main Board P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 93 - Ensure you have set up the right IP address and the connection is OK(network LED should be light up) WLAN&LAN Fail (only for P7270I/P7270I - Check the Antenna Refresh) - Check the Wireless Module - Check the Main Board P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 94: Beep Sound
Lamp error 3 x {So(0.1s) – Off(0.1s)} periodically per second Lamp Life reminding 3 x {Do(0.2s) – Off(0.8s) – So(0.2s) – Off(0.8s)} with reminding message Presentation Timer (time is up) 3 x {Do(0.1s) – Off(0.9s)} - So(0.5s) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 95: Function Test & Alignment Procedure
1. After final QC step, we have to erase all saved change again and restore the OSD default setting. The following actions will allow you to erase all end-users' settings and restore the default setting: (1) Please enter OSD menu. (2) To execute "Reset" function. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 96: Test Condition
Press right key to adjust the time (10) Set burn in cycle Press right key to adjust the cycle After setting up the time, choose Burn-In mode and hit enter Screen Defects (While replacing DMD Chip, DMD BD and MB) P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 97 A d j a c e n t d a r k p i x e l Any pattern (dots) A+B=4 Dark blemish (Dirty) Blue 60 pattern (diameter <1/2 inch) A+B=4 Bright blemish (Dirty) Gary 10 pattern (diameter <1/2 inch) Bright dot on frame Black pattern P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 98: Test Inspection Procedure
(1) Select "Frequency" function to adjust the total pixel number of pixel clock in one line General-1 period. (2) Select "Tracking" function and use right or left arrow key to adjust the value to minimize video flicker. Master P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 99 - Test equipment: video generator. - Test signal: analog 1024x768@60Hz. - Test Pattern: blue 60 Blue 60 Inspection item - Dark blemish check.(dirty) Criteria -The dark blemish is unacceptable when it is more than four under blue 60 pattern P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 100 However, the word MEME Sony P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 101 8 color levels.) - Grey level should not have abnormal color or heavy lines. - The PC mode functionally sure be workable include support format with frequency and auto detected functional will be workable P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 102: Video Performance
- Test signal: Ycbcr/YPbPr Inspection item - HDTV performance test Inspection Distance - 1.8M ~2.5M Criteria - Check any abnormal color, line distortion or any noise on the screen. - Check the sound from speakers. 4. Audio Test P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 103: Optical Performance Measure
- Product must be warmed up for 3 minutes - Distances from the screen: 1.91 M - Screen Size: 60 inches diagonal - Reset to default before measurement 1. Test equipment Procedure - Test equipment: video generator. - Test signal: analog 1024x768@60Hz P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 104 ☼ Brightness Formula Avg.(P1~ P9)x1.1m Criteria - P7270I/P7270I Refresh: 1600 lumens P7280/P7280 Refresh: 1900 lumens 3. Full On/Full Off Contrast Procedure - Full white pattern & full black pattern - Use CL100 to measure brightness values of full white pattern P5 &...
Page 105 - The purpose of the DDC test is to verify the DDC1/DDC2B operation of the projector and to verify Plug & Play function. Acoustic - High pitch sound from cooling fan and color wheel is unacceptable. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-11...
Page 106 Plastic Parts All plastic parts can not be brocken and damaged. Safety or warning All safety and warning label should be visible, label including all contents. All interface connector should be complete and Connector workable. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-12...
Page 107 - Download the “Manufacture Test Client- Ver.A.zip”from the Website - Open the “Manufacture TestClient--1400- 1116”Program - Click “Next” button - The Installation complete 2.Network Setting Local Area Connection - Open the “Local area connection”,choose “properties” - Select “Internet protocol(TCP/IP)” P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-13...
Page 108 192.168.100.12,and modify Subnet mask to 255.255.255.0 - Click “OK” Wireless Network Connection - Open the “Wireless Network connection”,choose “properties” - Select “Internet protocol(TCP/IP)” - Modify the IP address to 192.168.100.11,and modify Subnet mask to 255.255.255.0 - Click “OK” P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-14...
Page 109 Wireless Gateway Select - Insert antenna and turn on the Projector - Choose the “View Wireless Networks” - Select the “Acer Projector Gateway” - Click “Connect” - Click “Connect Anyway” - Then “Connected” will be shown P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 110 TestClient” - Select all the items, and then click “Test” - Click “OK”,then there will be a flash shown on the screen (WLAN Test) Note:The information of the test result will appear in Text Box P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-16...
Page 111 - Click “OK”,then the flash will be shown again (LAN Test) Note:The information of the test result will appear in Text Box - If ok,the “Success” will appear on the screen P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential 4-17...
Page 112: Firmware Upgrade
- Library V7.1 0330 (library file has to put in PC and set right path in step of 5-4-4 Firmware Upgrade Procedure) Hardware : - Projector - Power cord (42.53506G002) - USB Cable (42.87304G001) - PC or Laptop P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 113: Dlp Composer Lite Setup Procedure
1. Choose "DLP Composer Lite V7.1 Setup" Program. 2. Click "Next" button. 3. Read "License Agreement". - Choose "I accept and agree to be bound by all the terms and conditions of this License Agreement". 4. Click "Next". 5. Click "Next". P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 114 6. Click "Next". 7. Click "Next". 8. Writing system registry values. 9. Click "Finish". P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 115: Usb Driver Upgrade Procedure
USB port of a PC. 2. Execute Program (1) "Found new hardware wizard" will be appearred on the screen. (2) Select "Install the software automatically (Recommended)". (3) Then click "Next". 3. Finish - Click "Finish" to end the installation. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 116: Firmware Upgrade Procedure
5-4 Firmware Upgrade Procedure - Take P7280 for example,P7270I Refresh/P7280 Refresh/P7270I/P7280 is the same as P7280 1. Set-up - Press "Power" and "MENU" at the same time,then plug in power cord to the Projector and hold on 5 seconds. - Once the Temp and the Lamp LED light up, plug in USB cable into the projector and link to the USB port of a PC.
Page 117 - Click "Browse" to search the firmware file. (P7280). Note: Don't select the Item "Skip Boot Loader Area" and "Enter range of Image Data to be updated [In Hex]" - Click "Reset Bus" to erase the flash memory. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 118 Note: Don't cut off Power before the programe download completed,else the flash IC will be damaged. 8. When firmware upgrade process is finished, "Download completed" will be shown - Unplug USB cable and power cord and replug in power cable P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 119: Waveform Download
LED flash in blue only for 2 seconds, please release the power button (2) After that, if the Power LED is in red, the process is ok! Note:This step must be excuted after FW, Main Board or Lamp Driver changed P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 120: Edid Upgrade
Note: If a display device has digital input ports, like DVI or HDMI, but without EDID in its main board, the display device will show no image while the input source is digital signal. After P7270I/P7280/P7270I Refresh/P7280 Refresh is the same,here we take P7270I for example. EDID upfraded, do" default language reset" P7270I/P7280/P7270I Refresh/P7280 Refresh...
Page 121: Equipment Needed
- RS-232 9 Pin Cable (pin to pin, F-M) (42.83C07G001) - Monitor - PC - VGA cable (42.87305G001) - DVI Cable (42.83N06G001) - Power adapter (47.57803G001) and power cord (42.53506G002) for fixture - Adapter HDMI(M) to DVI-D(F) (42.82B13G001) P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 122: Setup Procedure
(3) Connect P3 of Fixture with DVI port of P7270I by DVI Cable. (4) Plug Power Adapter to Power CNN. VGA1 VGA2 (5) Plug Power Cord to P7270I unit. Note: Confirm JP3 is "Close" status. VGA Port Power Port DVI Port P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 123: Edid Key-In Procedure
(3) Choose the source file "P7270i Europe EDID A02 2007-09-28. ini" and then open it. 3. Process (1) Key in the serial number into the barcode blank space. (2) In "Write Source Select" item,select "Analog","Digital". (3) Click "Program" button. P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 124 (1) "OK" will be shown on the screen. 7. Process (1) Change the VGA cable to "VGA2" and select "Analog" In "Write Source Select" item. (2) Key in the Serial Number into the Barcode blank space. (3) Click "Program" button. P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 125 Note:Change VGA1&VGA2 ports,each one should be read one time. (2) If EDID’s information is correct,then select "Digital" and "Trans" in the Read item. (3) Click "Read". 11. Read EDID information (1) EDID Informations will show the result. P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 126: Setup Procedure (Hdmi)
(2) Connect P2 of Fixture with P3 by DVI Cable. Power Port (3) Plug P4 to P7270I HDMI Port. (4) Plug Power Adapter to Power Power CNN CNN. (5) Plug Power Cord to P7270I Unit. " " Note: Confirm JP3 is Close status. P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 127 "P7270i Europe EDID A02 2007-09-28. ini" and then open it. 3. Process (1) Key in the Serial Number into the Barcode blank space. (2) In "Write Source Select" item, select "Digital". (3) Click "Program" button. 4. Process (1) Press "OK". P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 128 5. Finish (1) "OK" will be shown on the screen. 6. Read EDID information (1) In the Read item,select "Digital" and "Trans". (2) Please press "Read" button. 7. Finish (1) EDID Informations will show the result. P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential...
Page 129: Default Language Reset
Note: if fail, please do the actions as above steps item (1)-(2) S/N General rule : Use the last 1 digit code (as red word) for language information Language Code (F) Default Language English Thailand Japan Russian Germany Hungarian P7270I/P7280/P7270I Refresh/P7280 Refresh Confidential 6-10...
Page 130 Appendix A DC. P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270i Refresh Confidential...
Page 131 DC. P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 132 DC. P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 133 ASSY BACK COVER MODULE P7270I(SERVICE) 85.1A326G060 SCREW PAN HEAD MECH M2.6*6 85.005AGG408 SCREW HEX I/O #4-40 H4*L8 51.87Y24G001 LIGHTCUT MYLAR FOR LENS 70.87Y02G001 SUB ASSY TOP MODULE 70.87Y38GR01 ASSY TOP COVER MODULE P7270I(SERVICE) 61.87Y24G001 SUB ASSY TOP SHIELDING P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 134 LAMP MODULE FOR PROJECTOR P7270I 70.87Y29G001 ASSY LAMP MODULE A39(OSRAM E206) P7270I 51.87Y09G001 FOCUS RING 85.1A323G060 SCREW PAN MECH M3*6 Ni 85.4A323G060 SCREW PAN MECH M3*6 Ni 35.87U03G001 LAMP WARNING LABEL P5260 35.88E01G001 LAMP WARNING LABEL 280W PC EP776 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 135 BOTTOM MODULE P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 136 SUB ASSY LVPS MODULE 75.85H14G001 ASSY LVPS LITEON HD81 75.87Y04G001 BUY ASSY INTERLOCK SWITCH AC- ROLECTRIC-H8351AB P7270I 61.89532G001 HEX SPACER H29 70.87Y12G001 SUB ASSY LAMP DRIVER 280W 70.87Y39GR01 ASSY LAMP DRIVER MODULE P7270I(SERVICE) 85.00923G200 SCREW HEX PLASTIC M3*H20 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 137 SCREW PAN TAP M2.6*5 85.1A123G060 SCREW PAN MECH M3*6 85.3A522G040 SCREW CAP MECH M2*4 D8 52.87Y05G001 SILIONE F12 AIR-TIGHT LAMP CAP 52.89601G003 ADJUST FOOT RUBBER 41.89K04G001 EMI GASKET W8*H6*L150 41.89K06G001 EMI TAPE W50*L120 52.80F02G001 SPONGE CR250 100*10*14 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 138 SUB ASSY TOP COVER P7270I /P7270I Refresh Item Description Parts Supply 70.87Y38GR01 ASSY TOP COVER MODULE P7270I(SERVICE) 75.87Y09G001 BUY ASSY TOP COVER 61.87Y21G001 HINGE LEFT TOP COVER 61.87Y22G001 HINGE RIGHT TOP COVER 85.1A626G040 Screw Pan M2.6x4 Black Nylok P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 139 Description Parts Supply 70.87Y37GR01 ASSY BACK COVER MODULE P7270I(SERVICE) 51.87Y04G001 BACK COVER 51.87Y14G001 RELEASE BUTTON 61.87340G001 STANDOFF M3*L4 D8 61.87Y18G001 SPRING RELEASE BUTTON 85.1A123G060 Screw Pan M3x6 Ni 51.87Y30G001 Back Cover Mylar 35.87Y01G001 BACK IO LABEL P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 140 Parts Supply 70.87Y34GR01 ASSY FRONT COVER MODULE P7270I(SERVICE) 51.87Y03G001 FRONT COVER 61.87Y11G001 FRONT BRKT 51.87Y16G001 FRONT IR COVER 80.87Y05G001 PCBA IR SENSOR 51.87Y21G001 MYLAR FRONT IR 85.1A123G060 Screw Pan M3x6 Ni 85.1A126G060 Screw Pan M2.6x6 Ni P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 141 ASSY ENGINE MODULE P7270I /P7270I Refresh Item Description Parts Supply 80.87Y02G001 PCBA DMD BOARD FOR PD7280 51.87Y10G001 ZOOM RING PC-MN3600H P7270I 43.87Y01G001 THERMAL SWITCH KLIXON YS11- A135B-C6 P7270I 85.1A626G040 SCREW PAN HEAD MECH M2.6*4 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 142 DELTA 105X32 SYSTEM AXIAL FAN 52.82B06G001 AIRTIGHT RUBBER FOR FAN BRACKET 52.87Y07G001 SILICONE F12 AIR-TIGHT FAN-LEFT 52.87Y08G001 SILICONE F12 AIR-TIGHT FAN-RIGHT 41.85F04G001 EMI GASKET W5*H4*L50 52.82B15G001 FAN 9225 RUBBER TOP 5100MP 61.89547G001 92*25 FAN SCREW M2.6 4100MP P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 143 LAMP BLOWER MODULE P7270I /P7270I Refresh Item Description Parts Supply 52.87Y01G001 LAMP BLOWER RUBBER SILICONE 49.87C01G001 SUNON 6025 BLOWER 52.82B16G001 AIRTIGHT PORON FOR BLOWER FAN P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 144 LAMP BLOWER MODULE P7270I /P7270I Refresh Item Description Parts Supply 52.87Y03G001 ROD BLOWER RUBBER SLICONE 49.87Y02G001 SUNON GB1205PKV1-8AY 50X50X20 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 145 ELEVATOR MODULE P7270I /P7270I Refresh Item Description Parts Supply 51.83C17G001 ELEVATOR HOUSING 51.87Y15G001 PUSH BUTTON 61.85913G001 ELEVATOR SPRING P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 146 SUB ASSY KEYPAD MODULE P7270I /P7270I Refresh Item Description Parts Supply 80.87Y03G001 PCBA KEYPAD BOARD 75.87Y17G001 BUY ASSY KEYPAD P7270I 51.87Y11G001 KEYPAD POWER 51.87Y12G001 KEYPAD RESYNC 51.87Y13G001 KEYPAD MENU 51.87Y33G001 KEYPAD ASPECT 85.1A123G050 Screw Pan M3x5 Ni P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 147 61.87Y13G001 SHIELDING LVPS 280W 51.87Y22G001 MYLAR FOR LVPS 280W 51.87Y23G001 MYLAR-2 LVPS 280W 75.87Y04G001 INTERLOCK SWITCH ACRO 41.89K03G001 EMI GASKET W10*H1*L20 42.82B03G001 CABLE W.A. 16P #26 100mm 61.82K16G001 SCREW M4 AC GROUNDING 52.87Y12G001 SPONGE FOR PCB P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 148 ASSY LAMP DRIVER MODULE P7270I(SERVICE) 70.87Y42GR01 ASSY LAMP DRIVER MODULE P7270I REFRESH(SERVICE) 70.87Y25G001 OSRAM O3 TOP 280W LAMP DRIVER 42.89602G001 CABLE W.A. 3P #20 180mm LAMP 42.00422G001 W.A 5P 150mm LAMP DRIVER 42.82B15G001 CABLE W.A. 2P #20 120mm JST P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 149 SUB ASSY LIMIT SW FILTER P7270I /P7270I Refresh Item Description Parts Supply 51.82A25G002 INTERRUPT S/W HOLDER LT20 75.87Y05G001 ASSY INTERRUPT SWITCH MODULE P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 150 SUB ASSY BACK SHIELDING MODULE P7270I /P7270I Item Description Parts Supply 75.87Y10G001 BUY ASSY BACK SHIELDING MODULE 49.87Y03G001 SPEAKER 3W 8OHM 135mm 52.87Y04G001 SPONGE SPEAKER 41.89K02G001 EMI GASKET W6*H2*L240 85.1A323G080 Screw Pan MECH M3x8 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 151 SUB ASSY TOP SHIELDING MODULE P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 152 SUB ASSY KEYPAD MODULE 42.89501G002 CABLE FPC 24P P=0.5 150mm 85.1A123G050 SCREW PAN MECH M3*5 61.00029G001 SCREW PAN MECH M3*5*D8 52.87Y05G001 AIR TIGHT LAMP CAP 52.87Y06G001 AIR TIGHT LAMP CAP-2 87.FL000G012 WASHER FLAT 10*4.2*1.2t 41.89K08G001 EMI TAPE W20*L40 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 153 ASSY PCBA MODULE P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 154 HEX SPACER L=16 M3 61.R0113G001 HEX SPACER M3 W5*L8 85.1A123G060 SCREW PAN MECH M3*6 41.82G03G001 EMI GASKET USB CONNECTOR 41.85E06G001 GASKET W13*W13*H1 51.87Y26G001 MYLAR FOR PCB TOP 51.87Y27G001 MYLAR FOR PCB BOTTOM 52.87Y11G001 PCB FOR JACKET SPONGE P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 155 ASSY OPTICAL ENGINE MODULE A39 P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 156 DMD SCREW Ivy10X 61.89626G001 HEATSINK SCREW EP759 61.89630G001 HEATSINK SPRING EP759/PD726 70.87P02G001 ASSY ENGINE BOTTOM MODULE A39 70.87P03G001 ASSY ENGINE LENS BASE MODULE A39 ASSY ENGINE ROD(XGA) BASE MODULE 70.87Y20G001 P7270I 70.87P06G001 ASSY ROD(XGA) MODULE A39 P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 157 75.87P01G002 80.87Y02G001 PCBA DMD BOARD FOR PD7280 85.1A326G060 SCREW PAN HEAD MECH M2.6*6 BLACK 85.1A522G080 SCREW PAN MECH NYLOK M2*8 Ni 85.1F126G060 SCREW PAN MECH W/SF M2.6*6 Ni GLUE GREEN FOR THREAD LOCKER 57.00022G002 BB2100 g P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 158 ASSY COLOR WHEEL MODULE P7270I /P7270I Refresh P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 159 Item Description Parts Supply 70.87Y30GR01 ASSY COLOR WHEEL MODULE P7270I(SERVICE) 70.89K24GR01 ASSY COLOR WHEEL MODULE P7280 REFRESH(SERVICE) A39 6 SEGMENTS COLOR WHEEL 23.87Y19G001 R90Y28G90C28W42B82 (DIA.:44MM COATING: sRGB2) 61.87P14G001 COLOR WHEEL HOLDER SECC A39 PCBA PHOTO SENSOR BOARD FOR 80.87Y04G001 PD7280 52.83615G001...
Page 160 ASSY ELEVATOR FOOT RIGHT MODULE P7270I /P7270I Refresh Item Description Parts Supply 51.83C16G001 ELEVATOR BODY 51.83C21G021 ELEVATOR FOOT 52.83C03G001 ELEVATOR FOOT RUBBER 85.1F123G060 SCREW PAN MECH W/SF M3*6 Ni GR 52.83C21G001 SILIONE BUFFER 0.1t FOR ELEVATOR P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 161 ASSY ELEVATOR FOOT LEFT MODULE P7270I /P7270I Refresh Item Description Parts Supply 51.83C16G001 ELEVATOR BODY 51.87Y25G001 ELEVATOR FOOT 52.83C03G001 ELEVATOR FOOT RUBBER 85.1F123G060 SCREW PAN MECH W/SF M3*6 Ni GR 52.83C21G001 SILIONE BUFFER 0.1t FOR ELEVATOR P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 162 ASSY LEFT COVER MODULE P7270I /P7270I Refresh Item Description Parts Supply 75.87Y03G003 BUY ASSY LEFT MODULE 51.87Y29G001 Left Cover Mylar P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 163 ASSY RIGHT COVER MODULE P7270I /P7270I Refresh Item Description Parts Supply 75.87Y13G001 BUY ASSY RIGHT COVER P7270I 51.87Y28G001 Right Cover Mylar P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 164 P7270I /P7270I Refresh Projector Display Projector "ACER","DLP",EMEA P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 165 DC.87Y01G001 D.C.P7270I 57.00001G001 PACK SIO2 DRIER 20g 35.82V02G001 LABEL CARTON(SEAL) 110*50mm 35.00040G001 LABEL 30mm,GREEN 53.87Y01G001 CARRY BAG FOR ACER P7270I 55.87Y01G001 CARTON INSIDE BOX B FLUTE 55.87Y02G001 CARTON OUTSIDE BOX B FLUTE 51.00216G001 PE BAG 670*480 t=0.07 P7270I 55.87Y03G001 PAPER CUSHION SIDE SUPPORT 56.87Y04G001...
Page 166 AK LABEL 3”*3” BLANK 51.86213G001 PE BAG ZIPPER #9 W/RECYCLING 42.80708G002 CABLE RCA PLUG #27 2M 2M 42.87205G001 CABLE COMPOSITE VIDEO 1.8M 32 42.83M08G001 CABLE VGA 15P 1.8M BLUE 2400MP 42.82K11G001 CABLE S-VIDEO 2M EMI SHEDI P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 167: Serial Number System Definition
00000 = Serial Numbers 59 = Manufacturing Code 11 =Projector. Version EX: EYJ6301012820000005911 This label represents the serial number for P7270i. It is produced for Europe at CPC on twenty week of 2008. Its serial code is 00000. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 168 This label represents the serial number for P7270i Refresh. It is produced for Europe at CPC on ninteen week of 2008. Its serial code is 00000. Note: About the discrimination between refresh model and non refresh model, please refer to RM-P-A08015. P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 169: Pcba Code Definition
III. PCBA Code Definition (for all models) PCBA Code for Projector XXXXXXXXXXX CC XXX EEEE Vendor Code Revision Date Code P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential I1 79...
Page 170: Rs232 Function Command Summary Table
* 0 IR 026 Contrast * 0 IR 027 Color Temperature * 0 IR 028 Source Analog RGB for DVI Port * 0 IR 029 Source Analog YPbPr for DVI Port (Not supply) * 0 IR 030 Hide P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...
Page 171 * 0 IR 045 Keystone Right (Not supply) * 0 IR 046 Zoom * 0 IR 047 e-Key * 0 IR 048 Color RGB * 0 IR 049 Language (Not supply) * 0 IR 050 Source HDMI P7280/P7270I/P7280 Refresh/P7270I Refresh Confidential...

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