Acer C20- User Manual

C20 Confidential 1-1 Chapter 1 Introduction No Item Description 1 Dimensions (WxDxH) • 118mm x 60.80mm x 18.60mm 2 Weight • < 135g without battery (Battery is 31g) 3 Power Supply • Auto-ranging: AC100V ~ 240V ± 10%, 50-60Hz DC 5V/2A, 10W 4 Power consumption • Multimedia File Playback: <7.9W (T...

C20 Confidential 1-4 1280x720 60 44.8 1280x800 60 49.6 (3) HDMI - Video Signal 480i 720x480(1440x480) 59.94(29.97) 15.7 576i 720x576(1440x576) 50(25) 15.6 480p 720x480 59.94 31.5 576p 720x576 50 31.3 720p 1280x720 60 45 720p 1280x720 50 37.5 1080i 1920x1080 60(30) 33.8 1080i 1920x1080 50(25) 28.1 Gr...

C20 Confidential 1-5 1-3 Multimedia specification Video File format Video Format Max res. Profile AVI,MOV,MP4,3GP H.264 720x480 30fps or 720x576 25fps Baseline AVI MPEG4 720x480 30fps or 720x576 25fps Simple Profile AVI Xvid 720x480 30fps or 720x576 25fps Baseline AVI MJPEG 640x480 30fps Baseline No...

C20 Confidential 1-6 1-4 Product Overview Projector Outlook Item Description Item Description 1 Power Button 11 Audio Out Connector 2 Enter Button 12 AV Input Connector 3 Battery Indicator 13 MicroSD Card Slot 4 Auto Search Source Button 14 Micro USB port 5 Navigation/Volume Button (up/down/left/rig...

C20 Confidential 1- Connecting the Projector Item Description Item Description 1 Universal-to-D-Sub Cable 5 Universal to RCA Cable 2 USB Cable 6 HDMI Cable (mini-to-STD) 3 Micro USB to USB A Cable Audio Cable Jack/RCA 4 2.5mm-to-3.5mm A/V Cable 8 Adapter for iPod/iPhone Note: To ensure the projector...

C20 Confidential 2- Chapter 2 Disassembly & Assembly Process 2-1 Equipment Needed & Product Overview 1. Screw Bit (+): No.002. Tweezers (Wide flat-head tweezers)3. C20 units * Before you start: This process is protective level II. Operators should wear electrostatic chains.

C20 Confidential 2-2 2-3 Disassemble TOP Cover Module 1. Unscrew 6 screws from the Bottom Cover (as red circle). 2-2 Disassemble Battery Cover Module 1. Disassembe the Battery Cover Module (as red arrow direct). 2. Remove the Battery. 2 3

C20 Confidential 2-3 2. Unplug the keypad cable which connects to the main board.(as red circle) Note: - There are 2 tenons (as blue circle) of the top cover,when disassembling it, you must be careful so as not to damage the top cover. 2-4 Disassemble KeyPad Module 1. Unplug the keypad cable which c...

C20 Confidential 2-4 2-6 Disassemble Engine Module and Main Board Module 1. Unplug the RGB Led cable first and then unplug the 50 Pin FPC cable. 2. Unscrew 1 screw (as red circle). 3 .Disassemble the Main Board Module from the Bottom Cover Module. RGB Led cable 50 Pin FPC cable 2-5 Disassemble Speak...

C20 Confidential 2- 2-7 Disassemble the ����s ����s Ring/����s Gear� an�� �R an�� �R C�ver� 1.Unscrew3screws(asredcircle). 2.DisassembletheFocusRingandFocusGear.3.Unscrew2screws(asyellowcircle) 4.DisassembletheIRCover 5.Disassemblecomplete . Note: - To distinguish the two thermal pads,here list the ...

C20 Confidential 2- 2-8 LED Duty Selection After changing the main board or engine module,we should match the "DUTY" value to the engine value.1. Get into service mode,choose "DUTY".2. Check the value of engine module.3. Press "left" or "right" to choose the "DUTY...

C20 Confidential 2- 2-9 Assemble the �ocus the �ocus Ring/ �ocus Gear and �R Cover 1. Screw 2 screws (as yellow circle). 2. Assemble the IR Cover 3.Screw 3 screws (as red circle)4. Assemble the Focus Ring and Focus Gear. Note: - To distinguish the two thermal pads,here list the PN of them. (1) 52.8E...

C20 Confidential 2- 2-10 Assemble Engine Module and Main Board Module 1. Screw 3 screws (as blue circle). 2. Assemble the Engine Module.3. Assemble the C one G uide (as red square). RGB Led cable 50 Pin FPC cable 4. Assemble the Main Board Module. 5. Plug the 50 Pin FPC cable first and then plug the...

C20 Confidential 2-0 2-11 Assemble Speaker Holder 1. Screw 2 screw (as red circle) to assemble the Speaker Holder. Note: - To assemble the Main Board from the bottom cover module,you can pull one side of the bottom cover module in and then lift down the main board(as red arrow) - After then,put the ...

C20 Confidential 2- 2. Plug the keypad cable which connects to the main board.(as red circle) Note: - There are 2 tenons (as blue circle) of the top cover,when assembling it, you must be careful so as not to damage the top cover. 2-12 Assemble KeyPad Module 1. Screw 4 screws.(as red circle)2. Plug t...

C20 Confidential 2-2 2-14 Assemble Battery Cover Module 1.Put the Battery in. 2. Assemble the Battery Cover Module (as red arrow direct). 3. Assemble complete. 2-13 Assemble TOP Cover Module 1. Screw 6 screws on the Bottom Cover (as red circle).

C20 Confidential 3- Chapter 3 Troubleshooting Main Procedure No Symptom Procedure No Power • Ensure the Power Adapter and Outlet or battery are connected securely • Ensure all connectors are securely connected and aren’t broken • Check keypad board • Check Main Board 2 Auto Shut Down • Check the Pow...

C20 Confidential 4-1 Chapter 4 Function Test&Alignment Procedure 4-1 Test Equipment Needed - DVD player with Multi-system (NTSC/PAL) - Minolta CL-100 - Equipped "Component", "S-Video" , "Composite" - Quantum Data 802B or CHROMA2327 (Color Video Signal & Pattern Genera...

C20 Confidential 4-3 4-4-2 Burn-In Test - Temperature: 15°C~35°C - Circumstance brightness: Normal environment - Screen size: No concern - Display mode: ECO mode After repairing C20, it should be Burn-in (refer to the below table). Symptom Burn-in Time Normal repair 2 hours NFF 4 hours Auto shutdown...

C20 Confidential 4-5 3. Color performance Procedure - Test equipment: video generator - Test signal: Analog 800X600@60HZ - Test Pattern: 64 gray RGBW, Master pattern * Please refer to 4-2 to get into service mode. Use test signal to do the test. Color can not discolor to purple and blue. Inspection ...

C20 Confidential 4-6 4-7 Video Performance Note: Plug JACK-M to 3*RCA-F R/W/Y cable into the AV-IN port of projector, the CVBS signal and Audio signal will be inputted.Then turn the sound of DVD player down.the signal test is as follows. 1. ECO/Bright Mode Function Test Turn on the projector, get in...

C20 Confidential 4-7 4-8 SD Card Test 1. Turn on the projector and unplug signal cable, select “Video“, play the video file in it: - Check any abnormal color, line distortion or any noise on the screen. - Check the sound from speaker. 2. Turn on the projector, connect “micro USB” port of the project...

C20 Confidential 4-9 4-10 Others 1. Function Inspection Keypad button - All keypad buttons must operate smoothly.General - All OSD functions must be checked for functionality. When OSD menu is displayed, there shall be no visible peaking, ringing, streaking, or smearing artifacts on the screen. Fact...

C20 Confidential 5- Chapter 5 Firmware Upgrade 5-1 Equipment Needed Software : - C20_FW_MSTUPUP.BIN - C20_FW_AMAMUPUP.BIN Hardware : - Projector (C20)- SD Card - Power adapter (47.8BU11G001 and 47.8BU1 4 G001) - PC - Monitor- USB Male cable(42.0028DG001)

C20 Confidential 5-2 5-2 Firmware Upgrade Procedure 1. Insert Micro SD card into the projector and connect it to PC by USB Male cable. Then turn on the projector. 2. There is one removable Disk in "My Computer" .Copy firmware "MSTUPUP. BIN "," AMAMUPUP.BIN" to the removable D...

C20 Confidential 6- Chapter 6 EDID Upgrade 6-1 EDID Introduction Extended Display Identification Data is a VESA standard data format that contains basic information about a display device and its capabilities, including vendor information, maximum image size, color characteristics, factory pre-set t...

C20 Confidential 6-2 6-2 Equipment Needed Software - EDID Program (Generic V0.67)- EDID File (*.ini) Hardware - Projector - Generic Fixture :80.00001.001 for EDID Key-in (Fixture: JP3 must be closed)- Power adapter for projector (P/N: 47.8BU11G001&47.8BU14G001 ) - DVI-HDMI adapter(42.00293G001)-...

C20 Confidential 6-3 6-4 EDID Key-In Procedure (VGA & HDMI Interface) 1. Click on "EDID" to execute EDID program.2. Choose model(1) In the port selection bar, please choose the port which you are using. (2) Click "Model''. 6-3 Setup Procedure 1. Connect all ports - Power adapter 2 to...

C20 Confidential Appendix A Note: This chapter is only designed to show the exploded image of the projector. For updated part numbers, please refer to RSPL report. DP.C20

C20 Confidential VII Assy Battery Cover Module Item P/N Description Parts Supply 70.8KE08GR01 BATTERY COVER MODULE C20(SERVICE) V 1 51.8KE03H001 BATTERY COVER PC C20 2 52.8KE01H001 RUBBER FOOT C20

C20 Confidential VIII Assy Engine Module Item P/N Description Parts Supply 70.8KE09GR01 ASSY ENGINE MODULE C20(SERVICE) V 1 42.00320G001 FPC ENGINE TO MB BOARD 50P WITH BTB CNNT PK201 2 85.YA32AG031 SCREW FLAT TAP M1.4*3 BLACK 3 75.8KE01G002 0.3” DMD, F/2.4 PL, OSTAR COMPACT LED - R/B:Q6WM - G: Q9WM...

C20 Confidential IX Assy Main Board Module Item P/N Description Parts Supply 70.8KE10GR01 ASSY MAIN BOARD MODULE C20(SERVICE) V 1 80.8KE01G001 PCBA MAIN BD FOR C20 PROJECTOR 2 41.8EM02G001 EMI GASKET W5*H0.5*L11mm 3 41.8EN03G001 EMI GASKET W5.5xH3xL5.5mm 4 41.8CU07G001 EMI gasket W5xH0.5xL8

Confidential C20 I Appendix B I. Serial Number System Definition Serial Number Format for Projector EYJBT01001 029 00000 59 0 1 1 2 3 4 5 6 1 : EYJBT01001 = Part Number 2 : 029 = Date Code (ex:201 0 =0, the twenty-ninth week of the year= 29) 3 : 00000 = Serial Numbers 4 : 59 = Manufacturing Code 5 :...

C20 Confidential II II. PCBA Code Definition PCBA Code for Projector A B XXX XXXXXXXXX CC XXX EEEE 1 2 3 4 5 6 7 1 : ID 2 : Vendor Code 3 : Firmware Version 4 : P/N 5 : MB version 6 : Date Code 7 : S/N