Panasonic PT-TX300U / PT-TX300E / PT-TX300EA / PT-TW240U / PT-TW240E / PT-TW240EA / PT-TW330U / PT-TW330E / PT-TW330EA Service Manual ▷ View online
PT-TX300 / PT-TW240 / PT-TW330 series
2-21
2. Separate Bottom cover Module and IO
Cover Module.
3. - Tear off Mylar (as bule square) and
Sponge (as red square).
- Pull out the Security Bar (as yellow
- Pull out the Security Bar (as yellow
square).
- Unscrew 2 hex screws (as green
- Unscrew 2 hex screws (as green
circle).
4. Disassemble is completed.
Bottom Cover
IO Cover
PT-TX300 / PT-TW240 / PT-TW330 series
2-22
2-14 Rod Adjustment
1. Environment Adjustment
- The size of the screen is 60''.
- This process should be done at a dark
- 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
- Change the screen to "white screen".
- Adjust the screws by using the rod
on the Engine Module to readjust the
image.
("screw 1" should be adjusted first, and
then "screw 2". Adjust until the yellowish
or bluish parts disappeared.)
3. Abnormal image inspection
- It should not have any abnormal color
- It should not have any abnormal color
at the rim of the image by estimating
through the eyes.
Note: - To avoid over adjusting the rod.
Screw2
Screw1
Screw1
PT-TX300 / PT-TW240 / PT-TW330 series
2-23
2-15 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.
PT-TX300 / PT-TW240 / PT-TW330 series
2-24
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