Panasonic PT-TX301RU / PT-TX301RE / PT-TX301REA / PT-TW331RU / PT-TW331RE / PT-TW331REA Service Manual ▷ View online
PT-TW331R / PT-TX301R series
2-21
7. Unscrew 1 screw (as red circle),
Separate Lamp Driver Holder and
Lamp to Driver 2P Cable.
2-14 Disassemble Bottom
Shielding and IO Cover
Module
Module
1. Take off the Bottom Shielding and Mylar
and unscrew 3 screws (as red circle).
and unscrew 3 screws (as red circle).
PT-TW331R / PT-TX301R series
2-22
2. Separate Bottom cover Module and IO
Cover Module.
3. - Tear off Mylar (as bule square) and
Sponge (as red square).
Sponge (as red square).
- Pull out the Security Bar (as yellow
square).
square).
- Unscrew 2 hex screws (as green
circle).
circle).
4. Disassemble is completed.
Bottom Cover
IO Cover
PT-TW331R / PT-TX301R series
2-23
2-15 Rod Adjustment
1. Environment Adjustment
- The size of the screen is 60''.
- This process should be done at a dark
environment (under 2 Lux).
2. Procedure Adjustment
- Change the screen to "white screen".
- Adjust the screws by using the rod
on the Engine Module to readjust the
image.
image.
("screw 1" should be adjusted first, and
then "screw 2". Adjust until the yellowish
or bluish parts disappeared.)
then "screw 2". Adjust until the yellowish
or bluish parts disappeared.)
3. Abnormal image inspection
- It should not have any abnormal color
at the rim of the image by estimating
through the eyes.
through the eyes.
Note: - To avoid over adjusting the rod.
Screw2
Screw1
PT-TW331R / PT-TX301R series
2-24
2-16 Repair Action
Update
Change parts
Main
Board
Firmware
Lamp
Module
Engine
Module
Lamp
Driver
Blower
Color
Wheel
Version Update
v
v
ADC Calibration
v
v
Reset Lamp Hour
v
OSD Reset
v
v
Rod Adjustment
v
Waveform Download
and Fan Calibration
v
v
v
v
Color Wheel Index
Adjustment
v
v
v
Note:- After changing parts, please execute the related items as table
show above.
show above.
Click on the first or last page to see other PT-TX301RU / PT-TX301RE / PT-TX301REA / PT-TW331RU / PT-TW331RE / PT-TW331REA service manuals if exist.