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BU (Optical Block) Repair Guide
BDP 5G (BDP UNIT ASSY) series component structure is the same as conventional DVD Players.
However this BD player requires precise read out functions and also has a secure contents
Protection system.
Because of this requirement, it is necessary to set/adjust BU data to EEPROM.
Adjustment must be completed when;
(1)Replace BU (MB is original)
(2)Replace MB (BU is original)
(3)Replace both BU and MB
JIG Requirement
Digital camera (recommend with macro mode)
Barcode decoder (5GBUJIG) installed in JIG PC's
USB memory
ESD work bench
Procedure (all cases) → Refer the diagram
Remarks:
• The service adjustment procedure will be carried out during OP data Writing.
• There is no manual adjustment procedure. LD ON TIME history doesn't carry over.
• Do not touch any is something missing here or should read optical block parts or table during replacement.
BD Laser diode is very sensitive!
BDP UNIT ASSY REPAIR GUIDE
7
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