Panasonic PT-TX301RU / PT-TX301RE / PT-TX301REA / PT-TW331RU / PT-TW331RE / PT-TW331REA (serv.man2) Service Manual ▷ View online
PT-TW331R / PT-TX301R series
2-8
2-7 Disassemble Main Board
Module and Shielding
1. - Tear off the Tape (as blue square).
- Unscrew 4 screws (as red circle).
- Unscrew 4 screws (as red circle).
2. Unscrew 8 hex screws (as green circle)
and 1 screw (as yellow circle).
and 1 screw (as yellow circle).
3. - Unplug 3 connectors (as red square).
- Unplug 1 connector (as yellow square)
of Blower.
of Blower.
4. Unplug 1 connector (as green square) of
Color Wheel.
Color Wheel.
Note: Correctly arrange SYS FAN Cable as
the above arrow.
A
B
C
D
PT-TW331R / PT-TX301R series
2-9
5. Unplug 2 connectors (as yellow square).
Please refer to the table as below for
details about each connector.
details about each connector.
Item
Male Connector
on Main Board
The key feature
Figure
A
System Fan
Compose of Red/Blue/Black wire
(3 pin)
(3 pin)
B
Blower
Compose of Red/White/Black
wire (3 pin)
wire (3 pin)
C
Photo Sensor
Compose of Red/ Black/White
wire , Red Connector and Black
wire tube (3 pin)
wire tube (3 pin)
D
Speaker
Compose of Black/Red wire and
Black wire tube (2 pin)
PT-TW331R / PT-TX301R series
2-10
6. Disassemble Main Board Module.
7. Unscrew 2 screws (as green circle).
8. Disassemble Lan Board Module and Main
Board Module.
Main Board Module
Lan Board Module
PT-TW331R / PT-TX301R series
2-11
10. Unscrew 3 screws (as green circle) to
disassemble the Shielding.
disassemble the Shielding.
9. Unscrew 2 hex screws (as red circle)
to disassemble the Lan Board.
Lan Board
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