KV-27HS420 - Sony TV Service Manual (repair manual). Page 10

 

CAUTION! - Heat sink on IC5004 is -15V.  Do not to allow 
heat sink to touch GND or any other components.

 

Heat sink on Q8018 VpK=250V. Do not touch or short to 
GND or other components.

 

CAUTION! - Pay attention to Neck Assembly WY Board 
wire harness to BY Board. The WY Board can easily break if 
there is sudden or excessive tension on the harness.

1

  Lift lever up on the right and left sides of the chassis bracket 

and gently pull the chassis assembly away from the bezel.

2

  Pull up and rotate both the AY and DZ Boards in order to 

service the unit. 

1

  Lift lever up on the right and left sides of the chassis 

bracket and gently pull the chassis assembly away from 
the bezel.

Rear Cover

5 Screws
 +BVTP 4 x 16
TYPE2 TT (B) 

5 Screws
 +BVTP 4 x 16
TYPE2 TT (B) 

4 Screws
 +BVTP 4 x 16
TYPE2 TT (B)