Acer C20 Wartungshandbuch

SERVICE MANUALPrepared: Check: Approved: Date Revise Version Description2010.09.21 V1.0 Initial IssueC20Co

C20Condential1-61-4 Product Overview Projector OutlookItem Description Item Description1 Power Button 11 Audio Out Connector2 Enter Button 12 A

C20Condential1-7Connecting the ProjectorItem Description Item Description1 Universal-to-D-Sub Cable 5 Universal to RCA Cable2 USB Cable 6 HDMI Cable

C20Condential1-8System Block Diagram

C20Condential2-1Chapter 2Disassembly & Assembly Process2-1 Equipment Needed & Product Overview1. Screw Bit (+): No.002. Tweezers (Wide at-h

C20Condential 2-22-3 Disassemble TOP Cover Module1. Unscrew 6 screws from the Bottom Cover (as red circle).2-2 Disassemble Battery Cover

C20Condential 2-32. Unplug the keypad cable which connects to the main board.(as red circle) Note: - There are 2 tenons (as blue circle)

C20Condential 2-42-6 Disassemble Engine Module and Main Board Module1. Unplug the RGB Led cable rst and then unplug the 50 Pin FP

C20Condential 2-5Note: - To disassemble the Main Board from the bottom cover module,you can push one side of the bottom cov

C20Condential 2-62-7 Disassemble the FocusFocus Ring/Focus Gear and IR and IR Cover1.Unscrew3screws(asredcircle).2.DisassembletheFocusRi

C20Condential 2-72-8 LED Duty SelectionAfter changing the main board or engine module,we should match the "DUTY" value to the engine value

C20CondentialIPrefaceThis manual is applied to C20 projection system. The manual gives you a brief description of basic technical information to help

C20Condential 2-82-9 Assemble the Focusthe Focus Ring/ Focus Gear and IR Cover1. Screw 2 screws (as yellow circle).2. Assemble the IR Cover3.Screw 3

C20Condential 2-92-10 Assemble Engine Module and Main Board Module1. Screw 3 screws (as blue circle). 2. Assemble the Engine Module.3.

C20Condential 2-102-11 Assemble Speaker Holder 1. Screw 2 screw (as red circle) to assemble the Speaker Holder. Note: - To asse

C20Condential 2-112. Plug the keypad cable which connects to the main board.(as red circle) Note: - There are 2 tenons (as blue circle)

C20Condential 2-122-14 Assemble Battery Cover Module 1.Put the Battery in. 2. Assemble the Battery Cover Module (as red arrow direct). 3

C20Condential3-1Chapter 3TroubleshootingMain ProcedureNo SymptomProcedure1No Power• Ensure the Power Adapter and Outlet or battery are connected sec

C20Condential3-2No SymptomProcedure7 Color Abnormal• Do “System reset” in Service mode• Do “Duty selection” in Service mode• Check the source cable i

C20Condential4-1Chapter 4Function Test&Alignment Procedure4-1 Test Equipment Needed- DVD player with Multi-system (NTSC/PAL) - Minolta CL-100- Eq

C20Condential4-24-4 Test Condition4-4-1 Normal Test Condition- Circumstance brightness: Dark room less than 2.0 lux - Screen size: 20 inchesScreen De

C20Condential4-34-4-2 Burn-In Test- Temperature: 15°C~35°C- Circumstance brightness: Normal environment- Screen size: No concern- Display mode: ECO m

C20CondentialIITable of ContentChapter 1 Introduction Highlight 1-1

C20Condential4-44-6 PC Mode1. Bright PixelNote: Link Chroma VGA port to the ‘‘Universal I/O’’ port of the projector by universal

C20Condential4-53. Color performance Procedure - Test equipment: video generator - Test signal: Analog 800X600@60HZ - Test Pattern: 64 gr

C20Condential4-64-7 Video PerformanceNote: Plug JACK-M to 3*RCA-F R/W/Y cable into the AV-IN port of projector, the CVBS signal and Audio

C20Condential4-74-8 SD Card Test1. Turn on the projector and unplug signal cable, select “Video“, play the video le in it: - Check any abno

C20Condential4-82. Brightness Procedure - Full white pattern - Use CL100 to measure brightness values of P1~P9. - Follow the brig

C20Condential4-94-10 Others1. Function InspectionKeypad button - All keypad buttons must operate smoothly.General

C20Condential5-1Chapter 5Firmware Upgrade5-1 Equipment NeededSoftware : - C20_FW_MSTUPUP.BIN - C20_FW_AMAMUPUP.BINHardware : - Projector (C20)- S

C20Condential5-25-2 Firmware Upgrade Procedure 1. Insert Micro SD card into the projector and connect it to PC by USB Male cable. Then tu

C20Condential5-3 (3) Press “right“,’’enter” to select Micro SD. (4) Choose "Setting" icon. (5) In this pattern,

C20Condential5-4 (7) Choose "system setup" (8) The "system upgrade" will show,choose "system upgrade&qu

C20CondentialIII Test Condition 4-2 Test Inspection Procedure

C20Condential5-55. When rmware upgrade procedure isprocedure is is nished,press "menu","enter",''enter'&apos

C20Condential6-1Chapter 6EDID Upgrade6-1 EDID IntroductionExtended Display Identication Data is a VESA standard data format that contains basic info

C20Condential6-26-2 Equipment NeededSoftware- EDID Program (Generic V0.67)- EDID File (*.ini)Hardware - Projector - Generic Fixture :80.00001.001

C20Condential6-36-4 EDID Key-In Procedure (VGA & HDMI Interface)1. Click on "EDID" to execute EDID program.2. Choose model(1) I

C20Condential6-4(3) Choose the source le ''C20 EDID_XX.ini''.(4) Click ''Open&ap

C20Condential6-56. When the EDID program is completed, a message "OK" will appear on the screen.7. Select ''Trans''

C20CondentialIAppendix A Note: This chapter is only designed to show the exploded image of the projector. For updated part numbers, please

C20Condential IIItem P/N Description Parts Supply1 85.1A52AG030 SCREW PAN HEAD MACHINE M1.4*3.0 P=0.3 NYLOK NICKEL2 85.1A52AG060 SCREW PAN HEAT M

C20Condential IIIAssy Top Cover Module

C20Condential IVItem P/N DescriptionParts Supply70.8KE06GR01 TOP COVER MODULE C20(SERVICE) V1 51.8KE02H001 TOP COVER LN2520 C202 51.8KE04H001 T

C20Condential 1-1Chapter 1Introduction No Item Description1Dimensions (WxDxH)• 118mm x 60.80mm x 18.60mm2Weight• < 135g without battery (Battery

C20Condential VAssy Bottom Cover Module

C20Condential VIItem P/N DescriptionParts Supply70.8KE07GR01 BOTTOM COVER MODULE C20(SERVICE) V1 51.8KE01H001 BOTTOM COVER PC C202 51.8KE09G001

C20Condential VIIAssy Battery Cover ModuleItem P/N DescriptionParts Supply70.8KE08GR01 BATTERY COVER MODULE C20(SERVICE) V1 51.8KE03H001 BATTERY COVE

C20Condential VIIIAssy Engine ModuleItem P/N DescriptionParts Supply70.8KE09GR01 ASSY ENGINE MODULE C20(SERVICE) V1 42.00320G001 FPC ENGINE TO MB

C20Condential IXAssy Main Board ModuleItem P/N DescriptionParts Supply70.8KE10GR01 ASSY MAIN BOARD MODULE C20(SERVICE) V1 80.8KE01G001 PCBA MAIN

C20Condential XDP.C20

C20Condential XIItem P/N DescriptionParts Supply1 DC.8KE01G001 D.C. C202 47.8BU11G001 AC ADPTR 100-240VAC IN 5V 2A OUT FOR PHIHONG V3 47.8BU13G00

CondentialC20IAppendix B I. Serial Number System DenitionSerial Number Format for ProjectorEYJBT01001 029 00000 59 0 1 1

C20Condential IIII. PCBA Code DenitionPCBA Code for ProjectorA B XXX XXXXXXXXX CC XXX EEEE1 2 3

C20Condential1-2No Item Description12Brightness• 17 ANSI Lumens (Typical) • 14.5 ANSI Lumens ( Minimum) • Marketing spec:20 ANSI Lumens13Contrast• 1

C20Condential1-31-2 Compatible ModeA. VGA Analog(1) VGA Analog - PC SignalModes Resolution V.Frequency[Hz] H.Frequency[KHz]VGA 640x480 60 31.5WVGA 84

C20Condential1-41280x720 60 44.81280x800 60 49.6(3) HDMI - Video Signal480i 720x480(1440x480) 59.94(29.97) 15.7576i 720x576(1440x576) 50(25) 15.6480p

C20Condential1-51-3 Multimedia specicationVideoFile format Video Format Max res. Prole AVI,MOV,MP4,3GP H.264 720x480 30fps or 720x576 25fps Base