Optoma Pico PK102 Instruction manual

SERVICE MANUAL
SI TSE: Check: Approved:
Date Revise Version Description
2009.05.26 V1.0 Initial Issue
2009.08.05 V2.0
Update Engineering Spec. in Chapter 1;
Modify GM7020 FW and SD Files Upgrade
Procedure in Ch5-2;
2009.11.24 V3.0 Add tear off 3M Tape in Ch2-5;
Add ACCO PK-102
2010.01.28 V4.0 Modify “Defect specication table” in Chapter 4;
Add picture in Chapter 5;
PK-102
Copyright Jan. 2010. All Rights Reserved P/N: 36.8BU05G001
Mina

PK-102 Condential
I
Preface
This manual is applied to PK-102 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 them.
This manual is for technicians and people who have an electronic background. Please
send the product back to the distributor for repairing and do not attempt to do anything that
is complex or is not mentioned in the troubleshooting.
Notice: The information found in this manual is subject to change without prior notice. Any
subsequent changes made to the data herein will be incorporated in future edition.
PK-102 Service Manual
Copyright Jan.2010
All Rights Reserved
Manual Version 4.0

PK-102 Condential II
Table of Content
Chapter 1 Introduction
Highlight 1-1
Compatible Mode 1-3
Chapter 2 Disassembly Process
Equipment Needed & Product Overview 2-1
Disassemble Battery Cover and Battery Module 2-2
Disassemble Bottom Cover Module 2-2
Disassemble Lens and Focus Ring 2-3
Disassemble Engine Module and Main Board Module 2-4
Disassemble Engine Module and DMD Board 2-6
Chapter 3 Troubleshooting
Equipment Needed 3-1
Main Procedure 3-2
Power Troubleshoting 3-3
Image Performance Troubleshooting 3-5
Audio Troubleshooting 3-7
Battery Troubleshooting 3-8
Chapter 4 Function Test & Alignment Procedure
Test Equipment Needed 4-1
Service Mode 4-1
Factory Reset 4-1
Test Condition 4-2
Test Inspection Procedure 4-3

PK-102 Condential
III
Power and LED Indicator 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
Section 1: System Firmware Upgrade 5-1
Equipment Needed 5-1
Setup Procedure 5-2
Firmware Upgrade Procedure 5-3
Section 2: GM7020 Firmware and SD Files Upgrade 5-8
Equipment Needed 5-8
Setup Procedure 5-9
GM7020 Firmware Upgrade Procedure 5-9
SD Files Upgrade Procedure 5-13
Chapter 6 EDID Upgrade
EDID Introduction 6-1
Equipment Needed 6-2
Setup Procedure 6-3
EDID Key-In Procedure (VGA Interface) 6-3
Appendix A
Exploded Image I
Appendix B
PCBA Code Denition X

PK-102  1-1
Chapter 1
Introduction
1-1 Highlight
No  
1 
2 
   
  
    
   
  
  
  
10 
   
 
  
11 




12  
 







PK-102  1-2
No  
 






 



 

 

  
 



  

20 



21 




 
PK-102
1-2 Compatible Mode
Computer compatibility
   
   
   

PK-102 Condential 2-1
Chapter 2
Disassembly Process
2-1 Equipment Needed & Product Overview
1. Screw Bit (+): No.1
2. Screw Bit (+): No.00
3. Screw Bit (-) : 1.4mm
4. Tweezers (Wide at-head tweezers)
5. PK-102 unit
* Before you start: This process is protective level II. Operators should wear electrostatic chains.
Set the screwdriver's torque to 0.5-0.6 kgf-cm.

Condential 2-2
PK-102
2-3 Disassemble Bottom
Cover Module
1. Tear off the rubber (as blue circle).
2. Unscrew 5 screws from the Bottom
Cover (as red circle).
2-2 Disassemble Battery
Cover and Battery
Module
1. Disassembly the Battery Cover Module
(as red arrow direct).
2. Remove the Battery.
A
B
AB

Condential 2-3
PK-102
3. Disassemble Bottom Cover Module and
AV Jack Cover.
Note: - There are 4 tenons (as blue square) at
the bottom cover, when disassembling
it, please be carefull to avoid damaging
the bottom cover.
2-4 Disassemble Lens and
Focus Ring
1. Disassemble the Lens Deco and
Deco Inner (as yellow square).
2. Unscrew 1 screw (as red circle) to
disassemble the Focus Ring.

Condential 2-4
PK-102
2-5 Disassemble Engine
Module and Main Board
Module
1. Unscrew 4 screws (as red circle).
2. Disassemble the Engine Module and
Main Board Module from the Top Cover
Module.
Note: - To avoid breaking the thermal pads, you
 mustuseaWideat-headtweezersto
separate engine module and thermal
pad from right edge.
- After the right side of the engine module
separate from the thermal pad, remove
 thetweezerstowardsleftsidegradually.
- pushed up the engine and main board
module simultaneously, make sure
separate them completely.
- If the thermal pads and graphite plate
broken during disassembling process,
please change them.
- After sticking the changed graphite
plate on the top cover, please press
lightly to avoid it warping.
3. Disassemble mylar from the speaker
(as blue square).
4. Disassemble the power switch (as yellow
circle).

Condential 2-5
PK-102
5. Unplug 1 connector (as yellow square).
6. Turn the Engine Module and Main
Board Module to backside and unplug
1 connector (as red square).
7. Separate the Engine Module and the
Main Board Module.
8. Tear off the 3M tape from the Main Board
Module (as blue square).

PK-102 Condential 3-1
Chapter 3
Troubleshooting
1. Projector
2. DVD player
3. Screw drivers
4. Power adapter
5. Voltage test meter
3-1 Equipment Needed

PK-102 Condential 3-2
3-2 Main Procedure

PK-102 Condential 3-3
3-3 Power Troubleshoting (Battery)

PK-102 Condential 3-4
3-3 Power Troubleshooting (Power Adapter)

PK-102 Condential 3-5
3-4 Image Performance Troubleshooting

PK-102 Condential 3-6
3-4 Image Performance Troubleshooting

PK-102 Condential 3-7
3-5 Audio Troubleshooting

PK-102 Condential 3-8
3-6 Battery Troubleshooting