Sunday, February 08, 2015

SERVICE MODE PANASONIC TC-P54G20 - TC-P54G25


SERVICE MODE AND POWER SUPPLY CIRCUIT 

Service Mode
How to enter into Service Mode
While pressing [VOLUME ( - )] button of the main unit, press [INFO] button of the remote control three times within 2 seconds.

Key command
[1] button...Main items Selection in forward direction
[2] button...Main items Selection in reverse direction
[3] button...Sub items Selection in forward direction
[4] button...Sub items Selection in reverse direction
[VOL] button...Value of sub items change in forward direction ( + ), in reverse direction ( - )

Contents of adjustment mode
• Value is shown as a hexadecimal number.
• Preset value differs depending on models.
• After entering the adjustment mode, take note of the value in each item before starting adjustment.

Main item
Sub item
Sample Data
Remark
ADJUST



CONTRAST
46



COLOR
00
TINT
00
SUB-BRT
000

WB-ADJ








R-CUT
80









G-CUT
80
B-CUT
80
R-DRV
FD
G-DRV
FB
B-DRV
FF
ALL-CUT
80
ALL-DRV
FF
OPTION







BOOT
ROM
Factory Preset







STBY-SET
- -
EMERGENCY
ON
CLK MODE
ON
CLOCK
FFF
EDID-CLK
HIGH
MIRROR
00
VSUS



AGING


























SRV-TOOL
ALL WHITE

Built-in test patterns can be displayed.

AI ALL BLUE + WHITE FLAME
AI ALL GREEN
AI ALL RED
LOW STEP WHITE
LOW STEP BLUE
LOW STEP GREEN
LOW STEP RED
RAMP WHITE
RAMP RED
RAMP GREEN
RAMP BLUE
A-ZONE B-ZONE
1% WINDOW
COLOR BAR
9 POINT BRIGHTNESS
WHITE FLAME
AI ALL BLUE
TWICE FIXATION 1% WINDOW
SCROLL
ON/OFF OR RGBW
R/G/B/W AGING MODE
0.5 TIME FIXATION ALL WHITE
ALL WHITE WITH COUNT


EXIT SERVICE MODE 
Switch off the power with the [POWER] button on the main unit or the [POWER] button on the remote control.
Option - Mirror
Picture can be reversed left and right or up and down.
00 : Default (Normal picture is displayed)
01 : Picture is reversed left and right.
02 : Picture is reversed up and down
SERVICE MODE TOOL
How to access
1. Select [SRV-TOOL] in Service Mode.
2. Press [OK] button on the remote control.
Display of SOS History
SOS History (Number of LED blinking) indication.
From left side; Last SOS, before Last, three occurrence before, 2nd occurrence after shipment, 1st occurrence after shipment.
This indication except 2nd and 1st occurrence after shipment will be cleared by [Self-check indication and forced to factory shipment setting].
POWER ON TIME/COUNT
Note : To display TIME/COUNT menu, highlight position, then press MUTE for (3sec).
Time : Cumulative power on time, indicated hour : minute by decimal
Count : Number of ON times by decimal
Note : This indication will not be cleared by either of the self-checks or any other command
Exit
1. Disconnect the AC cord from wall outlet.
Hotel mode
1. Purpose
Restrict a function for hotels.
2. Access command to the Hotel mode setup menu In order to display the Hotel mode setup menu, please enter the following command (within 2 second).
[TV] : Vol. [Down] + [REMOTE] : INPUT (3 times)
Then, the Hotel mode setup menu is displayed
3. To exit the Hotel mode setup menu
Disconnect AC power cord from wall outlet.
Vsus selection Adjustment
When Plasma panel or A-board is replaced, Vsus should be set to LOW or HIGH.
1. Go into main item [VSUS] in Service Mode. LOW or HIGH will be displayed.
2. Press [OK] button to go to TEST stage.
White pattern without On-Screen Display will be displayed during TEST and CONF stage. Press [5] button to display the On-Screen Display.
3. Press [VOL (-)] button to set to LOW.
4. In LOW setting
a. If no several dead pixel is visible remarkably in white pattern, press [3] button to go to CONF stage.
b. If the several dead pixels are visible remarkably in white pattern, Set to HIGH by press [VOL (+)] button. Press [3] button to go to CONF stage if the symptom is improved.
5. Press [OK] button in CONF stage to store LOW or HIGH.
6. Exit Service Mode by pressing [Power] button.

POWER SUPPLY CIRCUIT 
 

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