Safety Instructions, Warnings, Notes, and Service Hints
2.3
Service Hints
2.3.1
Handling Chip Components
Figure 2-5 Handling Chip Components
CL 26532047_002.eps
050402
2.3.2
Repair tips
2.3.2.1
Switched mode power supply
The power supply unit has to be replaced in case of failure. The schematic diagram provided in the service manual is only for
information and no service parts will be available.
2.3.2.2
DVD Loader
The DVD Loader is a non-repairable unit and in case of failure, it has to be replaced with a complete DVD Loader.
Because DVD Loaders are very sensitive to ESD. During replace, must obey the following procedure.
1.
Open the tray. (Photo 1)
2.
Solder the ESD protect point on the defect A97SL before unplug the cables between Loader and Mpeg board. The
position of the ESD protect point shows in the photo 2, 3
3.
Dismantling the Loader.
4.
Ensure the cables between Loader A97SL and Mpeg board connect well.
5.
Mantling the Loader.
6.
Unsolder the ESD protect point on a new Loader A97SL use a soldering iron with ESD protect carefully.
4
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