DOWNLOAD Sony KV-27HS420 Service Manual ↓ Size: 12.87 MB | Pages: 127 in PDF or view online for FREE

Model
KV-27HS420
Pages
127
Size
12.87 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-27hs420.pdf
Date
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Sony KV-27HS420 Service Manual ▷ View online

KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
 14 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
[MY]
[BY]
CN2301
CN2805
ON BY-Bd
CN2803
ON BY-Bd
Tuner
CLAMP
4-857-472-01
+ 3X12mm Screw
1-900-806-85
11P Conn. Assy.
U-BRACKET
CN9102
CN9101
CN9106
1-900-808-32
6P Conn. Assy.
[WY]
[CH]
BY BOARD WIRE DRESSING
U-Bracket
O.K. CONDITION
SIDE VIEW
FBT
U-Bracket
Wire Holder
p/n: 4-065-850-11
N.G CONDITION
SIDE VIEW
FBT
U-Bracket
FBT
!
REAR VIEW
Dress wire in
“L” Shape.
N.G!
Wire can touch
Rear Cover!!
G2 Wire MUST be routed correctly
so that the wire does NOT touch
Rear Cover (Causes “Buzzing” sound)
Route wire in front of U-Bracket!
Wire Holder
p/n: 4-065-850-11
G2 WIRE ROUTING CAUTION POINT 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
 15 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
G2 & FOCUS LEAD WIRE DRESSING 
CAUTION POINT
Dress
wires in
Clamp on
U-Bracket
CN9003
ECG
[CH]
CLP9002
CN9109
G2
CN9004
ECG
CLP9003
FOCUS
LEAD
BEFORE Installing CH-Board to CRT Neck
PUSH down G2 Lead AND Focus Lead. The wires
must NOT touch B-side of WY-Board!
Push Wire Down
HERE
SIDE VIEW
[CH]
[WY]
CRT SOCKET
B-Side
Push Wire Down
HERE.
Dress wires so
they do NOT
touch B-Side of
WX-Board!
!
FOCUS Lead
G2 Lead
CN9001
RGB
CN9002
200V
HV-Lead Spacer
See CRT dress
diagram for
details. Number
of
spacers vary by
model.
CN9003
ECG
[CH]
CLP9001
CLP9002
CN9100
CN9101
(Rot. Coil)
CN9109
G2
TO [D]
CN5003
3 wire - 4P
CN9102
5mm
Purse
Lock
Focus Lead
Clip BOTH
Anode &
Focus Leads
TO [BY]
CN 2805
11P
HV-Lead Spacer
CN9004
ECG
CLP9003
G2
TO FBT
TO [BY]
CN 2803
6P
TO [D]
CN 5509
12P
[WY]
TO [DL]
CN 5808
4P
[CH] /[WY] /[HV]
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
 16 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
F-PIN CABLE WIRE DRESSING
[UY]
[MY]
[BY]
CN501
TERMINAL
[AY]
CN 503
AC Conn.
P-Shield
1-829-088-11
P-F Cable
w/Gnd. Lead Terminal
(NOT dressed with
other connectors)
CAUTION:
MAKE SURE Ground Lead
Terminal is attached to
CN501 (not CN528)!!
Tuner
ECG WIRE DRESSING (KV-27HS420 ONLY)
DY
Rotation
COIL
CRT BRKT
NOTE: Leads are
dressed inside
Rotation Coil.
ECG - P/N
1-900-808-43 : 27 CRT Ground
SPRING
4-036-329-01
clipped to
outside hooks
SPRING
4-036-329-01
clipped to
outside hooks
DGC CLIPS (29RSN)
p/n: 4-062-970-12
Attach ECG to
plate (outiside
hooks)
Attach ECG to
plate (outiside
hooks)
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
 17 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
ECG WIRE DRESSING (KV-30HS420/34HS420 ONLY)
DY
Rotation
COIL
CRT BRKT
NOTE: Leads are
dressed inside
Rotation Coil.
NOTE2: There are
2 Leads (TOTAL 4
Wires) to connect
to CH-Board
ECG - P/N
1-900-808-30 - 30 WCRT
1-900-808-31 - 34W CRT
SPRING (2 places)
Integral part of
the Ground wire
2-022-978-01
Wire Clip (2 Places)
DY
Rotation
COIL
CRT BRKT
Earth Coating
Ground Wire (ECG)
32”: 1-900-808-29
36”: 1-900-808-28
(Earth Coating Ground)
Integral Spring
2-Places
NOTE: Leads are
dressed inside
Rotation Coil.
NOTE2: There are
2 Leads (TOTAL 4
Wires) to connect
to CH-Board
Caution Points:
1. Make sure braided ECG wire loop does not
twist, and stays flat on CRT surface.
2. Do not pull excessively on the tension spring.
3. If the spring appears warped or stretched,
replace entire parts. The braided ECG wire
CANNOT sag on the CRT, and must remain
under tension.
ECG WIRE DRESSING (KV-32HS420/36HS420 ONLY)
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