Sony KLV-40Z450A / KLV-46Z450A / KLV-52Z450A Service Manual ▷ View online
– 40 –
KLV-40, 46, 52 Z450A
RM-GA012
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC5701
1
0
2
1.8
3
1.8
4
0
5
1.8
6
1.8
7
0
8
0
9
0
10
4.0
11
1.7
12
0
13
0
14
0.8
15
4.0
16
1.3
17
0
18
14.4
19
6.2
20
(6.2)[0]
21
6.2
22
6.2
23
15.9
24
0
25
0
26
12.5
27
12.5
28
0
29
0
30
10.4
31
10.4
32
0
33
0
34
12.5
35
12.5
36
0
37
0
38
15.8
39
6.2
40
6.2
41
6.2
42
6.2
43
15.9
44
12.5
45
0
46
0
47
12.5
48
12.5
Q5701
1
0
2
10.5
3
0
4
0
5
10.2
6
0
Q5702
1
6.1
2
6.1
3
0
4
6.1
5
0
6
0
Q5703
1
0
2
0
3
0
4
12.5
5
12.5
6
12.5
Q5705
1
0
2
0
3
0
4
0
5
3.2
6
3.2
C5707
33.33mVp-p
PAL
1
24.16mVp-p
NTSC
1
Ref
Pin No.
Voltage[v]
AWF BOARD
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC301
1
3.3
2
0
3
3.3
4
0
5
3.3
6
0
Q301
B
0
C
1.7
E
0
Q302
B
0
C
1.7
E
0
Q303
B
2.4
C
0.1
E
0
Q304
B
0
C
1.8
E
0
Ref
Pin No.
Voltage[v]
Q305
B
0
C
1.8
E
0
Q306
B
3.2
C
0
E
3.3
H3VM BOARD
Ref
Pin No.
Voltage[v]
IC401
VCC
3.2
OUT
3.2
GND1
0
GND2
0
H4 BOARD
C5708
37.50mVp-p
PAL
2
24.16mVp-p
NTSC
2
CN5702
308.3mVp-p
PAL
3
220.8mVp-p
NTSC
3
300.0mVp-p
PAL
4
225.0mVp-p
NTSC
4
6-4. VOLTAGE MEASUREMENT AND WAVEFORM
– 41 –
KLV-40, 46, 52 Z450A
RM-GA012
6-5-3. H4 Board (SIRCS)
R401
R4
02
C4
01
C4
02
C403
D4
01
IC
40
1
1-875-870-11 (172942211)
- Component Side -
C N 4 0 1
CN
40
1
R4
50
R4
51
R4
52
R453
R454
R4
55
CL
40
1
CL
40
2
CL
40
3
1-875-870-11 (172942211)
- Conductor Side -
6-5. PRINTED WIRING BOARDS
6-5-1. AWF Board (AUDIO)
1 - 8 7 5 - 8 6 6 - 1 1
A - 1 4 9 4 - 1 4 2 - A
C N 5 7 0 2
C N 5 7 0 1
( 1 7 2 9 4 1 8 1 1 )
H
RB5702
R B 5 7 0 3
L 5 7 0 1
L5702
L5703
L5704
ET5700
CN5701
C N 5 7 0 2
Q 5 7 0 2
C5707
C5708
C5710
C5712
C5713
C5714
C5719
C5721
C5722
C5724
C5731
C 5 7 3 5
C 5 7 3 6
C 5 7 4 1 C5742
R5721
R5722
R 5 7 2 7
R 5 7 2 8
(172941811)
1-875-866-11
IC5701
RB5701
E T 5 7 0 2
Q5701
Q5703
C5709
Q5705
C5711
C 5 7 1 5
C 5 7 1 6
C 5 7 1 7
C5718
C5720
C5723
D5700
D5701
C5725
D5702
C5726
D5703
D 5 7 0 4
IC5701
C5732
C5733
C5734
C5737
C5738
C5739
R5717
C5740
R 5 7 2 5
R 5 7 2 6
R 5 7 2 9
R 5 7 3 0
- Component Side -
- Conductor Side -
6-5-2. H1VM Board (POWER)
P O W E R
1 - 8 7 6 - 4 5 4 - 1 1
> E P - ( G W + G N ) <
( 1 7 2 9 4 2 2 1 1 )
C101
S1
01
D101
( 1 7 2 9 4 2 2 1 1 )
1 - 8 7 6 - 4 5 4 - 1 1
CN101
A - 1 5 1 0 -
CL
10
1
CL
10
3
CN
10
1
- Component Side -
- Conductor Side -
– 42 –
KLV-40, 46, 52 Z450A
RM-GA012
6-5-4. H3VM Board (LED, OPTICAL SENSOR)
- Component Side -
- Conductor Side -
1 - 8 7 6 - 4 5 5 - 1 1
P I C O F F / T I M E R / D A T A
STBY
/TREC
( 1 7 2 9 4 2 2 1 1 )
/REC
PWR
Q 3 0 1
Q 3 0 2
Q 3 0 3
Q 3 0 4
Q305
Q 3 0 6
R301
R302
R303
R304
R305
R306
R307
R308
R 3 0 9
R 3 1 0
R 3 1 1
R 3 1 2
R313
R 3 1 4
C301
C 3 0 2
C 3 0 3
C304
C 3 0 5
D 3 0 1
D302
D 3 0 3
D304
D306
D 3 0 7
D 3 0 8
I C 3 0 1
D322
D323
D324
D325
1 - 8 7 6 - 4 5 5 - 1 1
C N 3 0 1
( 1 7 2 9 4 2 2 1 1 )
A - 1 5 1 0 - 3 4 0 - A
C N 3 0 1
Board
Function
Note
BG1V
I/O/Audio/VCTP/DDR/HDMI/
DC-DC Converter/Tuner/
Sub Croma/STBY Micro
DC-DC Converter/Tuner/
Sub Croma/STBY Micro
D4 /D4Z
Inverter
D5
Inverter
G6
Power
Due to complexity of the board, performing component
level field repairs are not recommended. Complete
board replacement is required if service is necessary.
Therefore printed wiring boards are not included.
level field repairs are not recommended. Complete
board replacement is required if service is necessary.
Therefore printed wiring boards are not included.
6-5-5. BG1V, D4Z(KLV-40,46 Z450A), D4(KLV-52Z450A), D5(KLV-52Z450A), G6 Board.
6-6. SEMICONDUCTORS
DIODE
MA2J1110GLS0
MAZ8056G0LS0
MAZ8056GMLS0
MAZ8056G0LS0
MAZ8056GMLS0
VYPY1105W-5C43A-
TR
TR
RT3AMMM
RT3N33M-T111-1
RT3T11M-TP-1
RT3N11M-TP-1
RT3N33M-T111-1
RT3T11M-TP-1
RT3N11M-TP-1
TR UNR52A1G0LS0
TPA3100D2PHPR
IC
TRANSISTOR
ANODE
CATHODE
TOP VIEW
– 43 –
KLV-40, 46, 52 Z450A
RM-GA012
•
The component parts of an assembly
are indicated by the reference numbers
in the far right column of the part list and
within the dotted lines of the diagram.
are indicated by the reference numbers
in the far right column of the part list and
within the dotted lines of the diagram.
•
Components not identified by a part
number or description are not stocked
because they are not required for routine
service.
number or description are not stocked
because they are not required for routine
service.
7-1 KLV-40Z450A
7-1-1. REAR CABINET AND STAND ASSY
SECTION 7
EXPLODED VIEWS
NOTE: The components identified by shading and
!
mark are
critical for safety. Replace only with part number specified.
•
Item marked with an asterisk (*) are not
stocked since they are seldom required
for routine service. Some delay should
be anticipated when ordering these
components.
stocked since they are seldom required
for routine service. Some delay should
be anticipated when ordering these
components.
Note: The components identified by mark contain
confidential information. Strictly follow the instructions
whenever the components are repaired and /or replaced.
whenever the components are repaired and /or replaced.
1
3-296-655-31
REAR COVER(40)
2
* 3-106-086-01
COVER, ECS
(40Z450A(GE, India, ME, Saudi Arabia)
(40Z450A(GE, India, ME, Saudi Arabia)
* 4-115-101-01
COVER, ECS
3
X-2189-871-1
STAND ASSY(ML-3)
4
* 3-452-793-12
LABEL, REAR TERMINAL(PF1)
REF. NO. PART NO.
DESCRIPTION
REMARK
a
2-580-591-01
SCREW, +PSW M3X5
b
2-580-600-01
SCREW, +PSW M4X8
c
2-580-606-01
SCREW, +PSW M5X8
d
2-580-608-01
SCREW, +PSW M5X16
e
2-580-614-01
SCREW, +K M3X8
f
2-580-626-01
SCREW,SP 4-4O UNC
g
2-580-629-01
SCREW, +BVST 3X8
h
2-580-640-01
SCREW, +BVTP2 4X16
i
2-580-644-01
SCREW, +KTP2 3X8
j
2-580-654-01
SCREW, +PWTP2 4X16
k
2-596-649-01
+KTT 3X10(S TYPE)
l
2-674-965-01
SCREW, +PSW 3SG
m
3-252-830-01
SCREW(B3), (+) PWH TAPPING
n
3-873-012-01
SCREW, +PWH M5X16
o
3-873-013-01
SCREW, +PWH M5X10
p
7-682-948-01
SCREW, +PSW 3X8
q
7-685-648-79
SCREW, +BVTP 3X12 TYPE2 IT-3
2
1
4
a
h
h
q
h
h
3
c
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