Section 1: Disassembly; Rear Cover Removal; Chassis Assembly Removal; Service Position - Sony Trinitron KV-29DRC420 Service Manual

1-1.REAR COVER REMOVAL

5 Screws
+BVTP 4 x 16
TYPE2 TT (B)

1-2.CHASSIS ASSEMBLY REMOVAL

1
Lift lever up on the right and left sides of the chassis
bracket and gently pull the chassis assembly away from
the bezel.
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420

SECTION 1: DISASSEMBLY

KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420

1-3.SERVICE POSITION

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.
Rear Cover
11