Optoma ML300 Service Manual
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Optoma ML300 Service Manual

Projection system
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SERVICE MANUAL

Date
2012.01.12
2012.05.23
Prepared:Cherry
Revise Version
V1.0
V2.0
Copyright May 2012 All Rights Reserved
Checked:Amy
ML300
Initial Issue
Add Engine Adjustment in chapter 2-10
Modify Pixel specification in chapter 4-3
Modify LED Calibration in chapter 4-4
Add Wavie Items in chapter 4-5
Description
Approved: Alick

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Summary of Contents for Optoma ML300

  • Page 1: Service Manual

    SERVICE MANUAL ML300 Date Revise Version Description 2012.01.12 V1.0 Initial Issue Add Engine Adjustment in chapter 2-10 Modify Pixel specification in chapter 4-3 2012.05.23 V2.0 Modify LED Calibration in chapter 4-4 Add Wavie Items in chapter 4-5 Copyright May 2012 All Rights Reserved...
  • Page 2 Preface This manual is applied to ML300 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.We expect your customers will appreciate the service that you offer...

  • Page 3: Table Of Contents

    Disassemble LED Cable Disassemble Focus Ring Disassemble Fan Separate Engine Module and Main board Disassemble Engine Module and LED 2-10 Disassemble Bottom Cover Module 2-13 Engine Adjustment 2-14 Repair Action 2-15 Chapter 3 Troubleshooting LED Lighting Message Main Procedure Confidential ML300...
  • Page 4 Equipment Needed PIC Firmware Upgrade Section 3: MST7286 Firmware Upgrade Equipment Needed USB Driver Upgrade Procedure MST7286 Firmware Upgrade Procedure MST7286 Firmware Upgrade Procedure 5-10 5-10 Section 4 : SSD1938 FW Upgrade 5-14 SSD1938 Firmware Upgrade Procedure 5-15 Confidential ML300...
  • Page 5 Chapter 6 EDID Upgrade EDID upgrade Appendix A Exploaded Overview Appendix B Serial Number System Definition PCBA Code Definition Confidential ML300...

  • Page 6: Highlight

    �ini HD�I ��.� x � (compatible �ith �ideo and a�dio) �� Terminal •�icro SD card slot x� (�itho�t SD Card) (For ��ltimedia �icro SD card slot x� (�itho�t SD Card) (For ��ltimedia only) •�S� Type � x� �S� Type � x� ML300 Confidential...

  • Page 7: Compatible Mode

    �����x��� ���I����P��.mo��� �m� �PE�� SP/�SP ��fps �����x��� ���I���O�����P�����P x�id ��fps Sorenson �����x��� FL�� Spark Spark ��fps W��� ��C�� �����x��� ��fps SP/�P/�P �����x��� ���I�� mo� �JPE� �aseline ��fps Note: Video format does not support content with B-Frame function ML300 Confidential ����...
  • Page 8 ��P *.bmp JP��� JPE� *.jpg�� *jpeg Audio ��C�� �P��� PC��� �DPC��� W�� Microsoft Office Viewer Word doc�ment�� PDF�� Po�erpoint�� Excel�� .txt Note: If the Computer Compatibility supportive signal is different from User’s Manual, please refer to User’s Manual. ML300 Confidential...

  • Page 9: Equipment Needed & Product Overview

    Chapter 2 Disassemble And Repair Action 2-1 Equipment Needed & Product Overview 1. Screw Bit (+): No.00 2. Hex Sleeves 5mm 3. ML300 unit Before you start: This process is protective level II. Operators should wear electrostatic chains. ML300 Confidential...

  • Page 10: Disassemble Top Cover Module

    1.Take off �� ru��ers on �ottom side �� ru��ers on �ottom side (as yellow circles),and then unscrew �� screws under the unscrew �� screws under the ru��ers . 2. Unplug the keypad ca�le and FPC ca�le(as yellow circles) 3. Disassem�le the Top Cover module. ML300 Confidential...

  • Page 11: Disassemble Daughter Board And Keypad Board

    2-3 Disassemble Daughter Board and Keypad Board 1. Unscrew 4 screws from the daughter �oard (as yellow circles) Daughter Board 2. Unscrew 4 screws from the keypad �oard (as yellow circles) ML300 Confidential...
  • Page 12 3. Separate the keypad and the Top Cover Module. Keypad 4. Disassem�le the IO cover from the top cover . ML300 Confidential...

  • Page 13: Disassemble Led Cable

    1. Unplug 4 connectors to disassem�le LED ca�le (as yellow circles). GREEN LED CABLE RED LED CABLE BLUE LED CABLE 2-5 Disassemble Focus Ring 1.Tear off the mylar from the focus ring (as yellow square) and unscrew 2 screws under the mylar (as yellow circles). ML300 Confidential...
  • Page 14 2. Tear off the ru��er from the �ottom cover . 3. Unscrew 1 screws to disassem�le the focus ring (as yellow square) Focus Ring ML300 Confidential...

  • Page 15: Disassemble Fan

    2-6 Disassemble Fan 1. - Take off three Fans. Note: Care the direction about how to place the fan (as yellow square). - Tear off the mylar from the fans . ML300 Confidential 2-��...

  • Page 16: Separate Engine Module And Main Board

    . Unscrew 5 screws from the Main �oard (as yellow squares) 2. Unscrew 2 screws (as yellow squares) 3. Unplug the speaker from the main �oard (as yellow squares) and take off the ru��er from the speaker. Speaker ML300 Confidential...
  • Page 17 4. Unscrew 3 screws from the Main �oard to separate main �oard and engine module (as yellow circles) Engine Module Main Board 5. Unplug the keypad ca�le and FPC ca�le from main �oard (as yellow circles) ML300 Confidential...

  • Page 18: Disassemble Engine Module And Led

    DMD �oard (as yellow circles). 2. Separate heat sink and DMD �oard from engine module. Heat sink DMD board 3. Separate DMD chip and DMD chip ru��er from DMD chip engine module. Engine DMD chip rubber ML300 Confidential 2-0...
  • Page 19 4.Unscrew 8 screws to disassem�le 2 heat sink . 5.Disassem�le the green and red LED from the engine module . Green LED Red LED ML300 Confidential 2-...
  • Page 20 6.Unscrew 2 screws to disassem�le heat sink and �lue LED (as yellow circles). Blue LED Heat sink ML300 Confidential 2-2...

  • Page 21: Disassemble Bottom Cover Module

    2-9 Disassemble Bottom Cover Module 1. Unscrew 1 screw and tear off 4 ru��ers on the �ack of �ottom cover to disassem�le �ottom cover Module . ML300 Confidential 2-3...

  • Page 22: Engine Adjustment

    - It should not have any a�normal color at the rim of the image �y estimating through the eyes. Note: - To avoid over adjusting the mirror. - After the operation, please use the glue to fix the screws. ML300 Confidential 2-14...

  • Page 23: Repair Action

    Change Parts Software Description page Repair Action Engine Main Board Firmware Module Version Update Chapter 5 Reset LED Chapter 4-4 Cali�ration PC Cali�ration Chapter 4-4 Auto Keystone Chapter 4-4 Cali�ration EDID Chapter 6 OSD Reset Chapter 4-6 ML300 Confidential 2-15...

  • Page 24: Chapter 3 Troubleshooting

    Chapter 3 Troubleshooting 3-1 LED Lighting Message For Projector Message LED Indicator Button Standby mode Flashing 2 second(On),1 second (Off) orange Fan lock error Flashing Red Over temperature Flashing Red ML300 Confidential...

  • Page 25: Main Procedure

    - Check Main Board - Ensure the Projection Screen without dirt - Ensure the Projection Lens is clean Dead Pixel / Dust - Clean DMD Chip and Engine Module (Out of spec.) - Check DMD Chip - Check Engine Module ML300 Confidential...
  • Page 26 Function Abnormal - Check Main Board Main Board - Ensure that the signal cables and source work well - Check FPC cable between Daughter Board and Main Board. Audio Abnormal - Check Speaker Module - Check Main Board ML300 Confidential...

  • Page 27: Function Test & Alignment Procedure

    - Quantum Data 802B or CHROMA2327 (Color Video Signal & Pattern Generator) 4-2 Test Condition - Circumstance brightness: Dark room less than 2.0 lux. - Inspection distance: 0.8M~1M functional inspection. - Screen size: 30 inches diagonal. Zone Definition < Figure: Zone A(as green line) Definition > ML300 Confidential...

  • Page 28: Vga Port Test

    Criteria - If there is noise on the screen, the product is considered as failure product. - The PC mode functionally sure be workable include support format with frequency and auto detected General -1 functional will be workable. ML300 Confidential...
  • Page 29 - Please refer to Pixel specification table. Gray 10 5. Dark Blemish Procedure - Test equipment: video generator - Test signal: 1280�800��0Hz - Test Pattern: Blue �0 Inspection item - Dark blemish check. Blue 60 Criteria -Please refer to Pixel specification table ML300 Confidential...
  • Page 30 (Blur word on one of thecorner after adjustment is acceptable. Full Screen However, the word should at least be recognizable.) Unbalance - After adjust the lens ,if the diagonal or adjacent two grids vague,it will be regarded as” NG” ML300 Confidential...
  • Page 31 - Test signal: CVBS Inspection item - Audio performance test Inspection Distance - 0.8M~1M Criteria - Check the sound from speaker. - Check "Volume" is normal - Check "Mute" is normal - Ensure the image and audio are well performed ML300 Confidential...

  • Page 32: Hdmi

    - Press “ Home ” button and “O” of remote controller to play the files - Get into service mode. Inspection item - Color saturation Criteria - The color should appear normal and sort in right order. ML300 Confidential 4-�...
  • Page 33 Press to wake up the display. Inspection item - Check any abnormal color, any noise on the screen. - Check the sound from speaker. Criteria - The video is played smoothly and the voice sounds normal. ML300 Confidential...

  • Page 34: Calibration

    - There should not have any lack of RGBW. The color should appear normal and sort in right order. - Color levels should be sufficient and normal. (the unidentified color levels on both left and right sides should not over 8 color levels.) ML300 Confidential...
  • Page 35 - Press “VGA” of remote controller , then select “Auto of remote controller , then select “Auto , then select “Auto General -1 Keystone Calibration - Press “Auto Keystone Calibration” for correction. Check pattern - Test signal:1280�800��0Hz - Test pattern: General-1 ML300 Confidential 4-�...
  • Page 36 USB Cable. VGA Cable - Power on the projector and get into Service Mode - Press "Enter into LED Calbration" - Press "LED Calibration" to start calibration and CL200 RS232 Cable "finish" will appear in right blank. ML300 Confidential 4-0...
  • Page 37 No any projector can ensure that it can be 100� no NB/PC compatibility issue. b. ML300 major application is using on NB, we found only 3 NB sometimes can see the 1280x800 noise issue on 2� different NB test.

  • Page 38: Run In Test

    Lamp Off (Min) Press right key to adjust the time (15) Set Burning cycle Press right key to adjust the cycle After setting up the time, choose ''Start Burn In Mode'' and press "O" button of remote controller. ML300 Confidential 4-12...

  • Page 39: Test Inspection 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 get into OSD menu. (2) To execute "Reset" function. ML300 Confidential 4-3...

  • Page 40: Firmware Upgrade

    - Remote control (45.8LU01G001) Note1: We will show the hot key of FW mode and how to check FW version,the other contents please refer to common manual . Note2: During FW upgrade procedure,please select “32KB” in “Skip Boot Loader Area”. ML300 Confidential...

  • Page 41: Check Fw Version

    When the LED indicator of the projector have no light on ,this projector has been got into firmware mode . - Insert Micro USB cable to ML300&PC 5-1-3 Check FW version 1. Restart the unit and enter the Service Mode (Press “Up”->“Home”->“Down”->“Zoom”...

  • Page 42: Equipment Needed

    - PICGA002 Downloader Hardware : - Adapter (47.8LU01G001) - Power cord (42.0010AG002) - VGA Cable (42.00200G004) - RS232 Cable DSUB(F)9-DIN(M)6) (42.89509.001) - USB Cable mini USB to USB (A) (42.00284G001) - Debug Board (80.8KT11G001) - Projector - PC or Laptop ML300 Confidential...

  • Page 43: Section 2 : Pic Firmware Upgrade

    PC. - Plug in the VGA cable to VGA port of fixture - Plug in the VGA cable to VGA port of fixture and ML300. - Plug in the USB cable to VGA port of fixture and PC.
  • Page 44 3. Select the COM Port which you are using. 4. Select "19200". 5. Click "LOAD" to search the PIC FW file. 6. Click "SEND". 7. Click "OK". ML300 Confidential...
  • Page 45 8. The firmware upgrade procedure will run automatically. 9. Click “OK”,then close the window. 5-2-3 Check FW version 1. Restart the unit and enter the Service Mode (Press “Up”->“Home”->“Down”->“Zoom” of remote control) 2. The firmware version will be shows as red square . ML300 Confidential...

  • Page 46: Equipment Needed

    Section 3: MST7286 Firmware Upgrade Procedure 5-3-1 Equipment Needed Software : - ML300 MST7286 FW file(.BIN) - Mstar Tool.exe Hardware : - Projector - Adapter (47.8LU01G001) - Power cord (42.0010AG002) Power cord (42.0010AG002) - Debug Board (75.8GA01GR01) - USB cable (42.00281G102) - VGA Cable (42.00200G004)
  • Page 47 (2) Insert another side of the VGA cable and power cable into projector. 2. Execute Program (1) “Found New Hardware Wizard” picture will appear on the screen. (2) Select “Install from a list or specific location (Advanced)”. (3) Click “Next”. ML300 Confidential...
  • Page 48 (5) “Browse For Folder” picture will appear on the screen. (6) Select “FTC100103(MSTAR)” folder, then click “OK”. (7) Click “Finish”. Note: If the PC appear “Found New Hardware Wizard” picture again, repeat step 2 to install USB Drivier once more. ML300 Confidential...
  • Page 49 1. Press “power button” and power on the projector.Enter into the Service Mode (“Up”->“ Home”->“Down”->“Zoom”),then select "Debug switch ",select "MST7286" 2. Unzip the “Mstar Tool.zip” and double click “ISP_Tool V4.4.5.0.exe” 3.- Select "Read" to search the FW file. - Select "Open" ML300 Confidential 5-0...
  • Page 50 4. Select "Device" and double click "MX25L8005" 5. - Select "Connect" - Make sure the device type is "MX25L8005" - Click "OK". ML300 Confidential 5-...
  • Page 51 5. - Select "Auto" - Cancel "ReConnect" - Select “Run “ to“Start Download”. 6. When download finished,the green character “Pass” will show. ML300 Confidential 5-12...
  • Page 52 5-3-3 Check FW version 1. Restart the unit and enter the Service Mode (Press “Up”->“Home”->“Down”->“Zoom” of remote control) 2. The firmware version will be shows as red square . ML300 Confidential 5-3...

  • Page 53: Section 4 Ssd1938 Fw Upgrade

    Section 4 SSD1938 FW Upgrade 5-4-1 Equipment Needed Software : - Upgrade.zip Hardware : - Projector - Power cord - PC or Laptop - Adapter - micro SD Card ML300 Confidential 5-14...

  • Page 54: Ssd1938 Firmware Upgrade Procedure

    5-4-2 SSD1938 Firmware Upgrade Procedure 1.Unzip the file and copy the file to micro SD Card by PC. 2.Insert SD card to projector. 3.Turn on the projector ,then select “Setup” 4.Select “System” ML300 Confidential 5-5...
  • Page 55 Note:1.Do not touch any buttons or turn off the projector while upgrading is in progress.Otherwise, this may damage the projector. 2.Do not remove the microSD card until the upgrade is complete. ML300 Confidential 5-16...
  • Page 56 Press and hold the Power button for 6 seconds to turn off the projector 5-4-3 Check FW version 1. Restart the unit and enter the Service Mode (Press “Up”->“Home”->“Down”->“Zoom” of remote control) 2. The firmware version will be shows as red square . ML300 Confidential 5-17...

  • Page 57: Ml300 Confidential

    6-1 Projector EDID Upgrade Procedure - The upgrade procedure for VGA and HDMI ports please refer to common manual chapter 6. - Please use “ EDID 0.67exe” Program and Key in the serial number into the “Unit No” blank space. ML300 Confidential...
  • Page 58 Appendix A Exploded Image D.C. ML300 Confidential...
  • Page 59 75.8LU01G001 BUY ASSY O COVER ML300 PT39,RED LED,Standard Die Config,D51 23.8KW15G001 220LM,Luminus PT39,GREEN LED,Standard Die Config,D51 23.8KW15G002 220LM,Luminus PT39,BLUE LED,Standard Die Config,D51 23.8KW15G003 220LM,Luminus 80.8LU02G001 PCBA DMD BD FOR ML300 PROJECTOR DMD 1140x910 PXEL 0.45” WXGA DDR 48.8KU01G001 Type Series 310 DMD “TI” ML300 Confidential...
  • Page 60 Assy Top Cover Module ML300 Confidential...
  • Page 61 75.8LU02G002 BUY ASSY BOTTOM COVER ML300 51.8LU07G001 KEYPAD P+R ML300 52.8LU05G001 PORON FOR TOP COVER ML300 75.8LU01G001 BUY ASSY O COVER ML300 80.8LU03G001 PCBA KEYPAD BD FOR ML300 PROJECTOR PCBA DAUGHTER BD FOR ML300 80.8LU06G001 PROJECTOR 85.1A522G060 SCREW PAN MECH M2*6 Ni NYLOK 85.3A522G030 SCREW CAP MECH M2*3 Ni NYLOK...
  • Page 62 Assy Bottom Cover Module Assy Bottom Cover Module ML300 Confidential...
  • Page 63 49.8FS01G001 DELTA 35*15 AXAL FAN 51.8LU04G001 FOCUS RNG MN-3600HA ML300 52.8LU06G001 PORON FOR HEAT PPE ML300 49.8LU01G002 SPEAKER MINI 2W 4ohm 60mm W-BEST ML300 52.82L04G001 RUBBER SPEAKER SILICONE RUBBER ARES 52.8LU04G001 SPONGE FOR AXAL FAN ML300 52.8LU05G001 PORON FOR TOP COVER ML300 52.8LU06G001 PORON FOR HEAT PPE ML300...
  • Page 64 Assy Packing Drawing ML300 Confidential...
  • Page 65 51.00174G002 PE BAG 380*310*0.07mm FOR OPTOMA 51.86848G001 3 INCH*100m WHITE ADHESIVE 55.83R03G002 L TYPE PAPER 1190x1000x1350 EP747 55.87202GC01 BOTTOM PAPER COVER PLATE 1230* 55.8LU02G001 UNT BOX ML300 55.8LK02G001 CARDBOARD ML500 55.8LU01G001 CARTON OUTSDE BOX AB FLUTE ML300 ML300 Confidential V...
  • Page 66 35.82001G111 AK LABEL 3”*3” BLANK CABLE POWER CORD 0.5M SP305B/S034 42.00109G001 US PK-301 42.00200G005 CABLE VGA 15P 1.8M BLK EP739 45.8LU01G001 REMOTE CONTROL FOR ML300 PE BAG ZPPER 240*170*0.04 #8 FOR 51.80135G002 OPTOMA 53.8LU01G001 SOFT BAG ML300 QUICK START CARD MULTILINGUAL 36.8LU01G001...
  • Page 67 08 = week of the manufacture year ( ex:the eighth week of the year = 08) AAAAA= Not Defined C = Manufacture factory (CPC) 0001= Serial Code EX: Q8LU008AAAAC0001 This label represents the serial number for ML300. It is produced for USA at CPC on eight week of 2011. ML300 Confidential...
  • Page 68 II. PCBA Code Definition PCBA Code for Projector XXXXXXXXXX EEEE Vendor Code Revision Date Code ML300 Confidential...

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