Bu Check Flow [Zz]; Bu (Optical Block) Repair Guide - Sony BDP-S1100 Service Manual

1-4-3. BU Check Flow [zz] ~

Press <OPEN/CLOSE>., <PLAY>,<STOP>
Select [3] dIOP then press 'ENTER'

1-4-4. BU (Optical Block) Repair Guide

BDP-S1100/BX110/S3100/BX310 series component structure is as same as conventional DVD Players.
However BD player requires precise read out functions and also secure contents Protection system.
Since above requirement, it is necessary to set/adjust BU data to EEPROM.
The following cases need Adjustments;
(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 (BDPRdec_ver3.0) installed in JIG PC's
USB memory
ESD work bench
•Procedure (all cases) Refer the diagram
Remarks:
The servo 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 optical block parts, Turn Table and during replacing. BD Laser diode
is very sensitive!
Before BU Replacement
Optical Block Unit (BU) IOP check fl ow (zz) ~ [Before BU Replacement]
Enter Service Mode
and plug in AC Power
Inside *Service Mode Menu
Select [8] Drive
Inside *Drive
Select [7] OP Check Menu
Inside *OP Check Menu
Specifi cation dIOP
BD: ± 6mA
DVD, CD: ± 9mA
AC Power OFF
BDP-S1100/BX110/S3100/BX310
No
IOP out of specifi cation need BU
replacement
Optical Block Unit (BU) replace
(Flowchart yy)
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