Epson EB-X41 Manuals

Epson EB-X41 Service Manual (155 pages)

Business Projector

Brand: Epson | Category: Projector | Size: 24 MB

Safety Instructions
5
Revision History
7
Table of Contents
8
Product Description
10
Specifications
12
Troubleshooting
24
Required Tools
25
Troubleshooting Procedure
26
Exterior Check
28
Troubleshooting from the Device Names
29
Power Supply
30
Circuit Boards
30
Error Indication and Problem Diagnosis
31
Troubleshooting Based on LED Indications
31
Lamp Error
33
Troubleshooting from the Error Names
34
Troubleshooting at Power-On
38
Troubleshooting Without Error Indications
38
Troubleshooting on Image Abnormality
42
Cable Connection on the Ma Board and Error Symptoms
44
Parts Layout Diagrams
47
Optical Parts
49
Disassembly and Assembly
52
Precautions
53
General Cautions in Operation
53
Precautions
54
Workflow
54
Tools
55
Tool List
55
Recommended Tool List
55
How to Unlock Connectors for FFC/FPC
56
Flowchart
59
Standard Operation Time
59
Air Filter
62
Disassembly Procedure
62
Chapter 1 Product Description
62
Disassembly and Assembly
62
Lamp Assy
63
Front Foot
64
Rear Foot
65
Rear Case
66
Upper Case (Assy)
67
Chapter 2 Troubleshooting
69
H Key Assy
71
Switch Cable
72
Upper Case
73
WFD Board Assy
75
P3Dash Module
76
MA Board Assy
77
IF Board
80
Opt Engine and MAB Set
81
Auto Iris
83
EX Duct (Assy)
84
EX Fan
86
Lamp Fan (Assy)
88
Lamp Fan
89
PS Ballast Assy
90
WLAN Module
97
INT Duct (Assy)
98
INT Fan
99
Filter Board
101
Lower Case
102
Shortest Removal Procedures of Identified Failed Parts
103
Speaker
103
WLAN Module
104
EX Fan
105
Operation and Safety Check after Repair
106
Safety Check after Servicing
107
Insulation Resistance Test
108
Ground Continuity Check
109
Illumination Check
109
Initialization Check
110
Operation Check for Control Panel
110
Operation Check for Remote Controller
110
Operation Check for Video Input/Output
111
Operation Check for Audio Input/Output
111
Communication Check
112
Internal Cable Connection Check
112
The Service Tools and the Adjustment Tasks List Which Required before and after Parts Replacement
113
The Service Tool List
117
Write the DR Data
118
Overview
118
Preparation
119
Operating Procedure
119
Work Flow
119
Check in Advance
120
Replacing the Optical Engine
122
Replacing the MA Board
124
Backup: Failed
125
Calibrate G-Sensor
126
Overview
126
Preparation
126
Calibration Procedure
126
Panel Alignment (EH-TW650 Only)
127
Overview
127
Checking for Pixel Color Shift
127
Starting Panel Alignment
127
Adjustment Method
129
Reference (Part Names Given in the SPI)
131
Chapter 4 Appendix
133
AS (after Service) Menu
134
How to Display the as (after Service) Menu
134
How to Enter the as Menu
134
Menu Contents
134
Confirmation Method Using IPS Tool
149
Preparation
149
Confirmation Method Which Connects PC with Projector
149
Confirmation Method
149
Confirmation Method Using a USB Memory
153
Initializing (Resetting)
155

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