Page 2 - Preface
C20 Confidential I Preface This manual is applied to C20 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 wit...
Page 3 - Table of Content; Chapter 1 Introduction; Chapter 2 Disassembly & Assembly Process
C20 Confidential II Table of Content Chapter 1 Introduction Highlight 1-1 Compatible Mode 1-2 Multimedia specification 1-5 Product Overview 1-6 Chapter 2 Disassembly & Assembly Process Equipment Needed & Product Overview 2-1 Disassemble Battery Cover Module 2-2 Disassemble Top Cover Module 2...
Page 4 - Chapter 5 Firmware Upgrade; Appendix B
C20 Confidential III Test Condition 4-2 Test Inspection Procedure 4-3 PC Mode 4-4 Video Performance 4-6 SD Card Test 4-7 Optical Performance Measure 4-7 Others 4-9 Chapter 5 Firmware Upgrade Equipment Needed 5-1 Firmware Upgrade Procedure 5-2 Chapter 6 EDID Upgrade EDID introduction 6-1 Equipment ne...
Page 5 - Chapter 1; Introduction
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...
Page 8 - Graphic source
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...
Page 9 - -3 Multimedia specification
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...
Page 10 - Projector Outlook
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...
Page 11 - Connecting the Projector
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...
Page 12 - System Block Diagram
Page 13 - Chapter 2; Disassembly & Assembly Process
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.
Page 14 - -3 Disassemble TOP Cover; -2 Disassemble Battery
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
Page 15 - -4 Disassemble KeyPad
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...
Page 16 - -6 Disassemble Engine; -5 Disassemble Speaker
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...
Page 18 - -7 Disassemble the ����s
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 ...
Page 19 - -8 LED Duty Selection
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...
Page 20 - -9 Assemble the �ocus
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...
Page 21 - -10 Assemble Engine
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...
Page 22 - -11 Assemble Speaker
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 ...
Page 23 - -12 Assemble KeyPad
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...
Page 24 - -14 Assemble Battery Cover
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).
Page 25 - Chapter 3; Troubleshooting; Main Procedure; Symptom; Procedure
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...
Page 27 - Chapter 4; Function Test&Alignment Procedure; -1 Test Equipment Needed
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...
Page 29 - -5 Test Inspection Procedure
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...
Page 31 - Power Function Test
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 ...
Page 32 - -7 Video Performance
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...
Page 33 - -9 Optical Performance Measure
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...
Page 35 - Function Inspection; Check points for exterior and print pattern
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...
Page 36 - Chapter 5; Firmware Upgrade
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)
Page 37 - -2 Firmware Upgrade
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...
Page 41 - Chapter 6; EDID Upgrade; -1 EDID Introduction
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...
Page 42 - Software
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)-...
Page 43 - -3 Setup Procedure
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...
Page 46 - Appendix A
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
Page 48 - Assy Top Cover Module
Page 50 - Assy Bottom Cover Module
Page 52 - Assy Battery Cover Module
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
Page 53 - Assy Engine Module
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...
Page 54 - Assy Main Board Module
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
Page 57 - I. Serial Number System Definition; Serial Number Format for Projector
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 :...
Page 58 - II. PCBA Code Definition; PCBA Code for Projector; A B XXX XXXXXXXXX CC; Vendor Code
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
