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7. Standard Inspection Specifications after Making
Repairs
7.1. Standard Inspection Specification
After making repairs, we recommend performing the following inspection, to check
normal operation.
No.
1
Turn on the power.
2
Enter the EE (TU IN / AV IN - AV OUT) mode.
3
Perform auto recording and playback for one
minute using the RAM disc.
4
If a problem is caused by a VCD, DVD-R, DVD-
Video, Audio-CD, or MP3, playback the test disc.
5
After checking and making repairs, upgrade the
firmware to the latest version.
6
Transfer [9][9] in the service mode setting, and
initialize the service settings (return various
settings and error information to their default
values. The laser time is not included in this
initialization).
7
To replace the RAM drive, reset all the information
(including the laser time) in the process mode 1
setting.
*The laser time is the total time that DVDs or CDs
have been played or recorded.It is recorded on
the Digital P.C.B..
Use the following checklist to establish the judgement criteria for the picture and
sound.
Procedure
Item to Check
The Panasonic RAM disc should be recognized.
No abnormality should be seen in the picture,
sound or operation.
No abnormality should be seen in the picture,
sound or operation.
No abnormality should be seen in the picture,
sound or operation.
Make sure that [FIRM_SUCCESS] appears in the
FL displays.
Make sure that [FACT INIT] appears in the FL
display.
After checking it, turn the power off.
Maku sure that [TEST L1] appears in the FL
display.
After checking it, turn the power off.
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