Panasonic PT-LX270U / PT-LX270E / PT-LX270EA / PT-LX300U / PT-LX300E / PT-LX300EA (serv.man2) Service Manual ▷ View online
PT-LX270 / PT-LX300 series
2-3
2-4 Disassemble Top Cover
Module
1. Unscrew 2 screws (as red circle) from the
Bottom Cover.
2. Unscrew 2 screws (as green circle) from
the IO Cover .
3. Unplug the FPC cable(as blue square)
4. Remove the Top Cover Module.
PT-LX270 / PT-LX300 series
2-4
2-5 Disassemble Keypad
Board
1.Unplug FPC cable(as blue square)
2. Unscrew 4 screws (as yellow circle)
from the Top Cover Module.
from the Top Cover Module.
3. Remove the Keypad Board and keypad.
Keypad Board
Keypad
2-6 Disassemble Zoom Ring
1. Unscrew 3 screws (as red circle)
from the Top Cover Module.
2. Remove the Zoom Ring and Zoom Ring
Holder.
Holder.
PT-LX270 / PT-LX300 series
2-5
2-7 Disassemble Top
Shielding
1. Unscrew 9 screws (as red circle).
2. Disassembled the Top Shielding.
Top Shielding
2-8 Disassemble Main Board
Module
1. Unscrew 4 hex screws (as green circle).
PT-LX270 / PT-LX300 series
2-6
Item
Male Connector
on Main Board
The key feature
Figure
A
Lamp Driver
Black wire tube (5 pin)
B
System Fan
Compose of Red/Yellow/Black
Wire (3 pin)
C
Blower Fan
Compose of Red/Black/White
Wire, white connector and Blue
wire tube (3 pin)
wire tube (3 pin)
D
Photo Sensor
Compose of Red/Black/White
Wire, white connector and Black
wire tube (3 pin)
wire tube (3 pin)
E
IR
Compose of Red/Black/White
Wire, red connector and Gray
wire tube (3 pin)
wire tube (3 pin)
F
Speaker
Compose of White/Yellow Wire
and Black wire tube (2 pin)
A
B
D
E
F
C
2. Unscrew 3 screws (as red circle).
3. Unplug the connector (as green square)
of Color Wheel.
4. Unplug 6 connectors (as orange square).
Please refer to the table as below for
details of each connector.
details of each connector.
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