46
10.2.2. Notice after replacing RAM/Digital P.C.B. Module
Formatting the HDD is unnecessary after replacing RAM/Digital P.C.B. Module,
“TM AV1” is displayed on FL, once power off, and start-up again.
10.3. Standard Inspection Specifications after Making Repairs
After making repairs, we recommend performing the following inspection, to check normal operation.
Use the following checklist to establish the judgement criteria for the picture and sound.
No.
Procedure
Item to Check
1
Turn on the power, and confirm items pointed out.
Items pointed out should reappear.
2
Insert RAM disc.
The Panasonic RAM disc should be recognized.
3
Enter the EE (TU IN / AV IN - AV OUT) mode.
No abnormality should be seen in the picture, sound or operation.
4
Perform auto recording and playback for one minute using the RAM
disc.
No abnormality should be seen in the picture, sound or operation.
*Panasonic DVD-RAM disc should be used when recording and
playback.
5
Model with the HDD: Perform auto recording and playback for one
minute using the HDD.
No abnormality should be seen in the picture, sound or operation.
6
If a problem is caused by a VCD, DVD-R, DVD-Video, Audio-CD, or
MP3, playback the test disc.
No abnormality should be seen in the picture, sound or operation.
7
Models with USB Input Jack or DV Input Jack: In case of that the
trouble is caused by USB terminal and/or DV terminal.
Models with USB Input Jack or DV Input Jack;
1) USB terminal: Check to be able to display and copy the picture.
2) DV terminal: Check to be able to record from DVC.
8
After checking and making repairs, upgrade the firmware to the lat-
est version.
Make sure that [FIRM_SUCCESS] appears in the FL displays.
*[UNSUPPORT] display means the unit is already updated to
newest same version. Then version up is not necessary.
9
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).
Make sure that [CLR] appears in the FL display.
After checking it, turn the power off.
Item
Contents
Check
Item
Contents
Check
Picture
Block noise
Sound
Distorted sound
Crosscut noise
Noise (static, background noise, etc.)
Dot noise
The sound level is too low.
Picture disruption
The sound level is too high.
Not bright enough
The sound level changes.
Too bright
Flickering colour
Colour fading
Summary of Contents for DMR-EH59GA
Page 5: ...5 1 2 Caution for AC Cord For EH59GC only ...
Page 14: ...14 ...
Page 18: ...18 NOTE Use the replacement parts RMV0335 when the Sheet has not being stickability ...
Page 35: ...35 9 2 P C B Positions ...
Page 42: ...42 10 1 2 Checking and Repairing of RAM Digital P C B Module ...
Page 43: ...43 10 1 3 Checking and Repairing of Main P C B ...
Page 44: ...44 10 1 4 Checking and Repairing of HDD ...
Page 90: ...90 14 1 6 Waveform Chart ...
