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PLC PLC-ET30L
Sanyo PLC PLC-ET30L Service Manual
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-52-
Optical Adjustment
White
CY
AN
MAGENT
A
White
CY
AN
MAGENT
A
Condenser lens adjustment-1
1.
Adjust the slot E to make shading appears on the right and left(magenta and cyan) of
the screen as shown in figure.
2.
Adjust the slot F to make shading appears on the top and bottom(cyan and magenta)
of the screen as shown in figure.
Condenser lens adjustment -1
Slot-E
Slot-F
Screw-A
Screws-B
51
53
Table of Contents
Default Chapter
1
Service Manual
1
Table of Contents
2
Safety Instructions
3
Safety Precautions
3
Product Safety Notice
3
Service Personnel Warning
3
Operating Environment
4
Remote Control
4
Specifications
4
Circuit Protections
5
Fuse
5
Thermostat (SW901)
6
Lamp Cover Switch (SW90)
6
Temperature Sensors (TH901, TH90, IC8841)
7
Power Failure and Fan Lock Detection
8
Maintenance
9
Cleaning the Air Filter
9
Resetting the Filter Counter
9
Lamp Replacement
10
Resetting the Lamp Counter
11
How to Check Lamp Used Time
11
Quick Maintenance
12
Prohibition of Motor Control
13
Cleaning
14
Resetting Procedure
15
Function Description
15
Security Function Notice
15
Mechanical Disassembly
16
Optical Parts Disassembly
34
Lcd Panel Type Check
36
Adjustments
49
Adjustments after Parts Replacement
49
Note on the Main Board Replacement
49
Optical Adjustments
50
Before Adjustment
50
1 Optical Axis Adjustment
51
Condenser Lens Adjustment
52
Relay Lens Adjustment
53
2 Contrast Adjustment
55
Electrical Adjustments
56
Service Adjustment Menu Operation
56
Memory IC (IC1391) Replacement
56
Circuit Adjustments
57
White Balance Adjustment
58
Test Points and Locations
60
Main Board
60
Electrical Adjustment
61
Service Adjustment Data Table
61
Troubleshooting
77
Chassis over View
77
No Picture
78
No Sound
80
Motor Control Problems
84
Bus Control
85
LED Drive & RC Control
86
Indicators and Projector Condition
87
Power Failure Detection System
89
Error Information Table
89
Power Failure Detection Tree
90
Error History Log
91
Diagnosis of Power Failure with RS-3C Port
92
Diagnosis Procedure
92
Control Port Functions
93
System Control I/O Port Functions (PW39, IC301)
93
Parallel I/O Expander Port Functions (TE7783, IC1801)
94
Parallel Bus Input Expander Port Functions (TC74LCX541, IC1881)
95
IC Block Diagrams
96
Parts Location Diagrams
103
Mechanical Parts Location
103
Electrical Parts Location
110
Mechanical Parts List
111
Electrical Parts List
112
Diagrams & Drawings
139
Parts Description and Reading in Schematic Diagram
140
Note on Soldering
142
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Owner's Manual
78 pages
4
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Sanyo PLC PLC-ET30L Specifications
General
Brand
Sanyo
Model
PLC PLC-ET30L
Category
Projector
Language
English
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