Roadstar DVD-5105, Руководство по обслуживанию

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T08 System breakdown during play
1. Main Board
- Remove the top cover and check if all Flat Cables connected to the inside of the device
is plugged correctly on the right position, or you may have to plug it again.
- Remove F/W and replace it with a new F/W or plug F/W correctly before checking if it
works correctly.
- If none of the above steps works, replace MAIN BOARD.
2. DVD ROM
- Check DVD Loader for unsteadiness (skip discs), if yes, replace it.
3. DVD DISC
- Check the test disc for severe scratches or circular, curved scratches, if yes, replace the
test piece before testing again.
T09 F/W in wrong version or version can not be changed
- Remove the top cover and update the MAIN BOARD F/W before proceeding with the
test.
T0A Device burnt out
1. F/W
- Check MAIN BOARD F/W for reverse polarities, if yes, replace it or install it
correctly.
2. PCBA
- Check and verify PCBA of burnt unit and replace it.
T0B Unsteady turn on
1.Main Board
- Remove the top cover and check if all Flat Cables on the inside are plugged on the
right position, or you may have to plug them again.
- Remove F/W and replace it with a new one or plug F/W again before checking if it
works well.
- If none of the above steps works, replace MAIN BOARD.
T0C Noise in unit (noise when turning on unit)
1. DVD ROM
- Check for source of noise in DVD-ROM. If yes, replace it.
T10 Noise in disc drive
1. DVD ROM
- Check for source of noise in DVD-ROM. If yes, replace it.