Sony KV-27FS320 Service Manual ▷ View online
10
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
1-1. REAR COVER REMOVAL
(KV-27FS320
PICTURED)
SECTION 1: DISASSEMBLY
Rear Cover
12
Screws +BVTP 4X16 TYPE2 TT(B)
(KV-27FS320/32FS320/36FS320 Only)
16
Screws +BVTP 4X16 TYPE2 TT(B)
(KV-32FS120/34FS120/
36FS120/38FS120 Only)
36FS120/38FS120 Only)
7
Screws +BVTP 3X12 TYPE2 TT(B)
(KV-27FS320/32FS320/36FS320 Only)
5
Screws +BVTP 3X12 TYPE2 TT(B)
(KV-32FS120/34FS120/
36FS120/38FS120 Only)
36FS120/38FS120 Only)
1-2. CHASSIS ASSEMBLY REMOVAL
Chassis Assembly
Claw
11
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
1-3. SERVICE POSITION
(KV-27FS320
PICTURED)
A Board
C Board
1
Press on catch tab to release A Board.
2
Disconnect cables as needed to allow A Board to be removed.
HN Board
HU Board
V Board
HM Board
M Board
12
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
1. Discharge the anode of the CRT and remove the
anode cap.
2. Unplug all interconnecting leads from the
defl ection yoke, neck assembly, degaussing coils
and CRT grounding strap.
and CRT grounding strap.
3. Remove the C Board from the CRT.
4. Remove the chassis assembly.
5. Loosen the neck assembly fi xing screw and
remove.
6. Loosen the defl ection yoke fi xing screw and
remove.
7. Place the set with the CRT face down on a
cushion and remove the degaussing coil holders.
8. Remove the degaussing coils.
9. Remove the CRT grounding strap and spring
tension devices.
10. Unscrew the four CRT fi xing screws [located on
each CRT corner] and remove the CRT [Take
care not to handle the CRT by the neck].
care not to handle the CRT by the neck].
1-4. PICTURE TUBE REMOVAL
WARNING: BEFORE REMOVING THE ANODE CAP
High voltage remains in the CRT even after the power is disconnected. To avoid electric shock,
discharge CRT before attempting to remove the anode cap. Short between anode and CRT
coated earth ground strap.
High voltage remains in the CRT even after the power is disconnected. To avoid electric shock,
discharge CRT before attempting to remove the anode cap. Short between anode and CRT
coated earth ground strap.
ANODE CAP REMOVAL PROCEDURE
WARNING: High voltage remains in the CRT even after the power is disconnected. To avoid electric shock, discharge CRT before attempting to
remove the anode cap. Short between anode and coated earth ground strap of CRT.
NOTE: After removing the anode cap, short circuit the anode of the picture tube and the anode cap to either the metal chassis, CRT shield, or carbon
painted on the CRT.
remove the anode cap. Short between anode and coated earth ground strap of CRT.
NOTE: After removing the anode cap, short circuit the anode of the picture tube and the anode cap to either the metal chassis, CRT shield, or carbon
painted on the CRT.
REMOVAL PROCEDURES
HOW TO HANDLE AN ANODE CAP
1. Do not use sharp objects which may cause damage to the surface of the anode
cap.
2. To avoid damaging the anode cap, do not squeeze the rubber covering too
hard. A material fi tting called a shatter-hook terminal is built into the rubber.
3. Do not force turn the foot of the rubber cover. This may cause the shatter-hook
terminal to protrude and damage the rubber.
Turn up one side of the rubber cap in
the direction indicated by arrow a .
the direction indicated by arrow a .
Use your thumb to pull the rubber
cap fi rmly in the direction indicated
by arrow b .
cap fi rmly in the direction indicated
by arrow b .
When one side of the rubber cap separates from
the anode button, the anode cap can be removed
by turning the rubber cap and pulling it in the
direction of arrow c .
the anode button, the anode cap can be removed
by turning the rubber cap and pulling it in the
direction of arrow c .
a
b
Anode Button
c
10
4
1
9
8
7
6
5
2
3
13
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
CABLE WIRE DRESSING
KV-27FS320 MODELS
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