BDV-E370, BDV-E470, BDV-E570, BDV-E870, BDV-T57, HBD-E370, HBD-E470, HBD-E570, HBD-E870, HBD-T57 - Sony Audio Service Manual (repair manual). Page 5

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HBD-E370/E470/E570/E870/T57
5
CAPACITOR  ELECTRICAL  DISCHARGE  PROCESSING
When checking the board, the electrical discharge is necessary for 
the electric shock prevention.
Connect the resistors referring to the fi gure below.
• 
MAIN board (C3115, C3125, C3215, C3315, C3415, C3425)
 
Both ends of CN3001.
C3415
C3425
C3115
C3315
C3125
C3215
1
4
CN3001
– MAIN Board (Conductor Side) –
800 
:/2 W
• 
POWER board (C903, C932, C933)
 
Both ends of respective capacitors.
C903
C932 C933
– POWER Board (Conductor Side) –
800 
:/2 W
800 
:/2 W
800 
:/2 W
NOTE  OF  REPLACING  THE  OPTICAL  PICK-UP  BLOCK 
(KEM-460AAA)  OR  MB-134  BOARD
Optical pick-up block (KEM-460AAA) for BD requires precise 
read out functions and secure contents protection system for more 
than past DVD/CD.
Therefore, in the case repaired as follows, the writing work of the 
OP data is necessary.
•  When the optical pick-up block (KEM-460AAA) is replaced 
(The MB-134 board doesn’t replace).
•  When both the optical pick-up block (KEM-460AAA) and 
MB-134 board are replaced.
• 
When the MB-134 board is replaced (The optical pick-up block  
(KEM-460AAA) doesn’t replace) (In this case, do the work 
of “3. Optical pick-up block (KEM-460AAA) replacement” 
other than the replacement of new optical pick-up block).
Note: The servo adjustment is done while writing the OP data. The manual 
adjustment is unnecessary.
 
  LD ON TIME history doesn’t carry over.
 
  Do not touch any optical block parts, turn table and during replac-
ing. BD laser diode is very sensitive.
1. Preparation
1-1.  ESD Countermeasure
It is necessary to confi rm the state of static electricity in the work 
space before the repair is started.
The static electricity resistance of the BD laser is weaker than that 
of the DVD/CD laser.
Do work space and worker’s ESD countermeasures to prevent de-
struction by ESD.
1-2. Jig
• 
Digital camera (Recommend with macro mode)
• 
USB memory
• PC
• 
Barcode decoder (Refer to “1-3. Barcode decoder 
(BDBUDEC)”)
1-3. Barcode decoder (BDBUDEC)
Part No.  : J-6090-212-A
Jig name  : BDBUDec.exe
Release  : 2009.02.19
Version  : 1.0.0.0
Software contents  :
 
• BDBUDec.exe 
: Barcode decoder software
 
• SavePath.ini 
: Decoded fi le destination setting fi le (Ini-
tial destination is “C:\BuData.txt”)
 
• TasmanBars.dll  : Decode dll
 
• Uninst.exe 
: Uninstall the “BDBUDec.exe” from PC
Install procedure:
1.  Unzip the barcode decoder fi les to any PC folder.
2.  Check the taken barcode photo click & drop onto “BDBUDec.
exe”.
 
When the barcode decoder is used for the fi rst time, the pass-
word is necessary. It is unnecessary since the second times.
Note 1: The password will be supplied to only service headquarters, and 
service center name/q’ty/all of software registered information 
should be maintained by service headquarters.
Note 2: Do not change the decoded fi le name “BuData.txt”.
3.  When “.NET frame work requirements” is displayed, down-
load following applications from Microsoft download site.
• 
Microsoft .NET Framework Version 2.0 Redistributable Pack-
age (x86) 
 http://www.microsoft.com/downloads/details.aspx?displaylan
g=en&FamilyID=0856eacb-4362-4b0d-8edd-aab15c5e04f5 
• 
Microsoft .NET Framework 2.0 Service Pack 1 (x86) 
 http://www.microsoft.com/downloads/details.aspx?displaylan
g=en&FamilyID=79bc3b77-e02c-4ad3-aacf-a7633f706ba5
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