HBD-E770W - Sony Audio Service Manual (repair manual). Page 8

NOTE  THE  BD  DRIVE (BPX-5)  PARTS  REPLACING
The mechanism blocks except optical device of BD drive (BPX-5) 
are chiefl y composed of the following parts.
• 

CHUCK HOLDER ASSY

• 

LOADING ASSY

• 

HOLDER, FFC (REAR)

These parts are produced by two venders, it is not compatible. 
Therefore, CHUCK HOLDER ASSY and LOADING ASSY are 
supplied by one pair as repair parts. Please exchange both CHUCK 
HOLDER ASSY and LOADING ASSY at the same time.

HOLDER FFC (REAR) need not be exchanged at the same time.

Note: The laser caution label is not pasted to LOADING FOR SERVICE 

(Part No. A-1750-926-A). Please peel off an original laser caution 
label, and paste it to LOADING FOR SERVICE when you use 
LOADING FOR SERVICE.

NOTE  OF  REPLACING  THE  THE  IC3100  AND  IC3200  
ON  THE  MAIN  BOARD  AND  THE  COMPLETE  MAIN  
BOARD
When IC3100 and IC3200 on the MAIN board and the complete 
MAIN board are replaced, it is necessary to spread the compound 
(THERMAL COMPOUND (G747)) (Part No. J-2501-221-A ) be-
tween parts and heat sink.
Spread the compound referring to the fi gure below.

NOTE  OF  REPLACING  THE  CASE
“3D logo mark” is added from the midway production to the case. 
Please exchange cases after confi rming the presence of “3D logo mark”.