83
10.2. Caution for Replacing Parts
10.2.1. Items that should be done after replacing parts
* Note:
Download latest Firmware and burn it on CD-R or CD-RW, and update Firmware.
10.2.2. Notice after replacing Digital P.C.B. or BD Drive
Formatting the HDD is unnecessary after replacing Digital P.C.B. or BD Drive.
[TM AV1] is displayed, once power OFF, and power ON 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 not 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
Model with the HDD: Perform self-recording and playback for one
minute using the HDD.
No abnormality should be seen in the picture, sound or operation.
5
Perform copy a program to disc and playback for one minute using
the BD-RE (V2.0) and RAM discs.
No abnormality should be seen in the picture, sound or operation.
*Panasonic BD-RE (V2.0) and DVD-RAM discs should be used
when copying and playback.
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 SD Card Slot or USB Input Jack: In case of that the
trouble is caused by SD card and / or USB terminal.
Models with SD Card or USB Input Jack;
1) SD Card: Check to be able to display and copy the picture.
2) USB terminal: Check to be able to display and copy the picture.
8
After checking and making repairs, upgrade the firmware to the
latest version.
Do not turn the power off until writing is complete (The tray
automatically opens when writing is complete.).
"NoUPDATE" message indicates that updating the version is not
necessary since the version is the latest or the same one.
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 color
Color fading
Summary of Contents for DMR-UBS80EG
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Page 7: ...7 2 2 Precaution of Laser Diode ...
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Page 78: ...78 9 2 6 Grease ...
Page 79: ...79 9 2 7 How to Clean the Lens of Optical Pick UP Follow the 9 2 1 Upper Base Ass y ...
Page 82: ...82 10 1 2 Checking and Repairing of Digital P C B ...
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