Panasonic TH-152UX1C, Руководство по обслуживанию

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6
TH-152UX1 / TH-152UX1W / TH-152UX1C
3 Service Navigation
3.1. NANODRIFT
Customers could select the NANODRIFT SAVER which
reduces image retention OFF in the previous systems, but this
system customers can not select OFF.
If customers simply wants to select OFF, customers can set to
OFF according to the following steps.
However, the image retention cannot be guaranteed in this
case.
Setup steps to select NANODRIFT SAVER to OFF
1. Press SETUP
2. Select Extended life settings
3. Select Custom Settings
4. Set the cursor to NANODRIFT SAVER and press OK
more than 5 sec
5. YES/NO Screen of OFF selection is displayed.
6. Select YES, then becomes possible to select OFF.
3.2. VR Adjustment at SCD board
*How to adjust VR by stopping the fan not to operate SOS
When adjustment VR is under the fan, please stop the fan by
following steps and turn adjustment VR.
*If you disconnect the connectors of the Fan, SOS works,
and the power supply is turn off so you can not adjust it.
Steps to stop the Fan
1. Access the CAT mode and select CD mode.(See
chap.6.1.)
2. Change the data of MONITOR-EEPROM Change.
Addr :change [00 01] to [00 A7] by Up/Down buttons
Data :change[
** **
] to [
**
00] by [8],[0] buttons
3. Select ID Mode (See chap.6.1.5.) and after ID Mode dis-
played, turn off the SW of the unit and then turn on again.
4. The unit will start with the Fan stopped, and then adjust
VR.
Note:
After VR adjustment is finnished, change MONITOR-
EEPROM Change to the former value.(See step 2)
Addr :change [00 01] to [00 A7] by Up/Down buttons
Data :change [00 00] to [00 01] by [8],[0] buttons
Select ID Mode (See chap.6.1.5.) and after ID Mode dis-
played, turn off the SW of the unit and then turn on again.
Check that the unit will start and the Fan works.
3.3. SCU/SCD boards replacement
SCU and SCD boards should be replaced at the same time.
3.4. SSU/SSD boards replacement
SSU and SSD boards should be replaced at the same time.
3.5. Simple signal flow
3.5.1. Power Supply flow
3.5.2. Discharge signal flow
3.5.3. LVDS signal and Control Command
signal flow for D board