Sony KV-SZ292M31 (serv.man2) Service Manual ▷ View online
– 16 –
KV-SZ292M31/M50
RM-GA002
1) Install Spring, Extension and Earth Assy, Coating as shown in Figures 7(a) and (b).
2) Earth Assy, Coating is installed as shown in Figure 7(c).
2) Earth Assy, Coating is installed as shown in Figure 7(c).
2.24. Installation and dressing of Earth Assy, Coating
Right side
Left side
Hook Earth Assy, Coating
to outer hook
3) Insert the 2 Earth Assy, Coating wires to CN707 & CN705 as shown.
BLK+BLK
to CN707
BLK+BLK
to CN705
Earth Assy, Coating dressing
CV board
CN707
CN705
View from rear
CN707
CN705
Earth Assy,
Coating wires go
underneath DGC
CN707
CN705
Dress Rotation Coil Conn; Conn
Assy, 4P 200V and Neck Assy
connector using pin, wire A707
Pin, wire A707
– 17 –
KV-SZ292M31/M50
RM-GA002
Insert Lead Assy, H Static into CRT socket and RV750 as shown.
Make sure the curve of the wire is natural, to avoid touching CRT neck.
Make sure the curve of the wire is natural, to avoid touching CRT neck.
2.25. CV board Connector Assy wire dressing
Make a loop on
Rotation coil conn
when dressing
Neck Assy conn
Conn Assy, 4P 200V
Pin, wire A707
Dress Conn Assy, 4P VM and Conn Assy,
6P using tie, cable at alignment hole 'B'.
Conn Assy, 4P VM
Dress Rotation Coil Conn; Conn Assy,
4P 200V and Neck Assy Conn
using pin, wire A707. Keep away
from heatsinks A713, A715.
Conn Assy, 6P
A713
A715
2.26. Insertion of Lead Assy, H Static
Lead Assy, H Static
RV750
CRT socket
CRT neck
i) Dress Lead Assy, G2; Lead Assy, Focus; Conn Assy, 4P 200V and
Lead Assy, H Static using purse lock Ø 5 as shown.
Note: Dress while chassis is halfway docked into beznet.
ii) Dress Lead Assy, Earth; Conn Assy, 5P Front In and Lead Assy,
Speaker with purse lock Ø 5
Speaker with purse lock Ø 5
Dress purse lock Ø 5 to the left of the taping position --> Keep wires
away from heatsinks
Purse lock
Ø
5
Lead Assy, Speaker
Conn Assy, 5P
Lead Assy, Earth
2.27. CV board Connector Assy wire dressing
Lead Assy
,Focus
Conn Assy
,
4P
200V
Lead Assy
,
G2
Lead Assy
,H
Static
Purse lock Ø 5
Lead Assy, Earth
Conn Assy, 5P Front In
Lead Assy, Speaker
Dress Lead Assy, Earth; Conn Assy, 5P
Front In and Lead Assy, Speaker with
purse lock Ø 5. Dress purse lock to the left
Front In and Lead Assy, Speaker with
purse lock Ø 5. Dress purse lock to the left
of the taping position.
Pin, wire A013
UL Tape
Lead Assy, G2
Conn Assy, 4P 200V
Lead Assy, Focus
Lead Assy, H Static
TVSR:
Spacing between HV cable and other
conductive partís surface is 1mm/kV or more.
conductive partís surface is 1mm/kV or more.
Min. distance = 1mm/kV
CAUTION:
Prevent ends of cable tie from touching rear cover or any enclosures by
turning them away from it
Prevent ends of cable tie from touching rear cover or any enclosures by
turning them away from it
--> avoid rattle sound.
Also prevent cable tie's end from touching solder side of board.
Also prevent cable tie's end from touching solder side of board.
– 18 –
KV-SZ292M31/M50
RM-GA002
Dress Conn Assy, 7P RGB; Conn Assy, 5P Front In and
Lead Assy, Earth using purse lock Ø
Lead Assy, Earth using purse lock Ø
9. Keep wires away from
heatsinks and high-temperature parts.
i) Dress DY Connector; Conn Assy, 4P 200V;
Conn Assy 4P VM and Conn Assy, 6P using purse lock
diameter 9 as shown.
Conn Assy 4P VM and Conn Assy, 6P using purse lock
diameter 9 as shown.
ii) Dress DY Connector; Conn Assy, 4P 200V;
Conn Assy 4P VM and Conn Assy, 6P using purse lock
diameter 9 as shown.
Conn Assy 4P VM and Conn Assy, 6P using purse lock
diameter 9 as shown.
2.28. Connector Assy wire dressing
Conn Assy, 7P RGB
Lead Assy, Earth
CN004
Lead Assy, Earth is behind
Conn Assy, 7P RGB
Conn Assy, 5P Front In
Purse lock Ø 9
Conn Assy, 6P
DY Conn
Conn Assy, 4P VM
Purse lock Ø 9
Conn Assy,
4P 200V
2.29. Connector Assy wire dressing
Conn Assy, 6P
DY Conn
Conn Assy, 4P VM
Purse lock Ø 9
Conn Assy,
4P 200V
Note: Make sure DY connector is inserted securely.
--> prevent it from coming out.
Lead Assy, Earth
Conn Assy, 5P
Conn Assy, 7P RGB
CN9201
DY
Connector
Conn Assy
,
6P
Conn Assy
,
4P
200V
Conn Assy
,
4P
VM
– 19 –
KV-SZ292M31/M50
RM-GA002
This picture shows more clearly how DY Connector; Conn Assy, 4P 200V;
Conn Assy 4P VM and Conn Assy, 6P are dressed.
Conn Assy 4P VM and Conn Assy, 6P are dressed.
Conn Assy, 6P
DY Conn
Conn Assy, 4P VM
Conn Assy,
4P 200V
Keep Conn Assy,
4P 200V and DY Conn away
from FBT (min. 10mm)
Use height of
heatsink as a guide
2.30. DY Connector Assy wire
DY
Connector
Conn Assy
,
6P
Conn Assy
,
4P
200V
Conn Assy
,
4P
VM
Install Rotation Coil as shown.
1) Coil positioned in clockwise direction.
2) Wire is at 3 o'clock position.
2.31. Overall view of rotation coil
Rotation Coil
Wire from Rotation Coil
DY
CAUTION:
Prevent wires from touching rear
cover or any enclosures by turning
them away from it --> avoid rattle
sound.
Prevent wires from touching rear
cover or any enclosures by turning
them away from it --> avoid rattle
sound.
Rotation coil conn is dressed
using pin, wire A707.
Avoid any stress on Lead Assy, G2; Lead Assy, Focus
and terminals at W7001, CN707, CN705.
2.32. Overall view of Lead Assy, G2; Lead Assy,
Focus and Rotation Coil Conn Dressing
Focus and Rotation Coil Conn Dressing
Rotation Coil Conn
W7001
CN707
CN705
Lead Assy, Focus
Lead Assy, G2
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