Panasonic gp6d th-42px20u th-50px20u th-42pa20u th-37pa20u update information Service Manual

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Exiting the Serviceman Mode: 
Press the Power on the receiver (not the remote) until the receiver turns off. 
 
The unit momentarily shuts off (for about 5 seconds); then comes back on tuned 
to channel 3 with a preset level of sound.  
 
 
Note: 
To access NTSC or HDTV adjustments, set the receiver’s input to the 
appropriate mode (TV or HDTV). 
 
 
CAT (computer aided test) Mode 
CAT mode menu 
 
CAT Panel 
sys8.1 
IIC Mode 
 
CD Mode 
 
 
SD Mode 
 
MS Mode 
ID Mode 
 
Mode Function 
Access 
Button 
IIC  
Service Alignment 
Action 
 
CD 
(Complete 
Diagnostics) 
Software Version 
Information EEPROM 
Edit 
Mute 
More than 5 
seconds 
SD (Status 
Display) 
MTBF Parameter 
Action 
MS Mode 
Not used 
------ 
ID Not 
used 
------ 
Important note: 
If the Action and Power buttons of the television are used to exit the 
Serviceman mode, any programmed channels, channels caption data, and 
some other user-defined settings will be erased.
 
How to access the CAT mode 
 
1.  Enter the servicemen mode. 
2.  Select the OTHER (PSRVS). 
3.  Press the Action button on the remote. 
 
To exit the CAT mode, access the ID mode and switch off the main power. 
 
 
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