Sony STR-KM3500 Service Manual ▷ View online
STR-KM3500
STR-KM3500
25
25
5-17. PRINTED WIRING BOARD - VIDEO STANDBY Board -
•
: Uses unleaded solder.
• See page 12 for Circuit Boards Location.
VIDEO STANDBY BOARD
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
JS902
E51,EA
SAF,SP,AR,TH
JS903
JS904
1
3
CNP940
1
6
CNS203
HS222
HS223
VCC
O
VCC
FH901
FH902
C904
RY901
C953
T902: EXCEPT MX
T903: MX
T903: MX
1
3
CNP901
MX
1
4
CNP902
C992
C251
C253
R902
JS240
LP201
RF940
EXCEPT E51,EA
E51,EA
E51
JW214
JW217
JW220
JW223
JW224
JW235
SAF
,SP
, AR,TH
JW236
JW901
JW201
JW202
JW204
JW209
JW218
JW230
JW206
JW221
JW237
JW203
JW215
JW225
JW227
JW229
JW232
JW234
JW239
JW240
JW241
JW207
JW210
JW21
1
JW233
JS901
W202
B901
B902
D941
O
F910
F91
1
JW222
JW213
JW219
JW208
1
4
CN907
R280
IC252
IC251
1-883-814-
12
(12)
F901
1
18
CNS271
JW205
E
Q990
D990
D991
D992
C945
D901
E
Q901
R903
R904
C940
C941
C950
C951
R990
R993
R991
C943
C942
C254
C252
C255
D947
D946
C208
E51
E51
NOT REPLACEABLE:
BUILT IN TRANSFORMER.
(CHASSIS)
1
3
CNP901
AC IN
I
DIGITAL
BOARD
CNP505
(Page 17)
N
CONNECTION
BOARD
CNP511
(Page 27)
M
AC SELECT
BOARD
CN903
(Page 24)
1
7
CN903
1
7
CN903
T901
POWER SOURCE
TRANSFORMER
H
MAIN
BOARD
CNP920
(Page 13)
P
AC SELECT
BOARD
CNP905
(Page 24)
STR-KM3500
STR-KM3500
26
26
5-18. SCHEMATIC DIAGRAM - VIDEO STANDBY Board -
VIDEO STANDBY BOARD
11
6
12
5
0.2
0.7
0.6
0
0
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
47
R902
FH901
FH902
RY901
JS901
JS904
1
3
2P
CNP901
LIVE
NEUTRAL
1
4
4P
CNP902
FROM MAIN PT
LIVE
NEUTRAL
1
2
3
4
5
6
7
CN903
7P
220V/240V
TO SUB PT
AC IN (120V/240V)
AFTER PRIMARY RY
AC IN FOR SUB PT
120V/127V
TO SUB PT
F901
2SC3052EF-T1-LEF
Q990
22k
R991
1k
R993
47k
R990
1
3
4
8
6
SUB_PT_P6
SUB_PT_P
SUB_PT_P8
SUB_PT_P
SUB_PT_P4
SUB_PT_P3
NEUTRAL_SUB_PT_P1
SUB_PT_P4
SUB_PT_P3
NEUTRAL_SUB_PT_P1
2SC3052EF-T1-LEF
Q901
2.2k
R903
47k
R904
1
2
3
3P
CNP940
R4 +AC
NC
R4 -A C
VCC
GND
OUT
BA50BC0T
IC252
0.47
C252
10V
470
C251
0.47
C254
10V
470
C253
CL207
CL208
CL209
CL211
CL212
CL213
CL214
CL215
CL217
CL218
CL219
CL221
CL222
CL232
CL233
CL234
CL236
CL241
CL242
CL238
CL239
CL237
CL224
CL223
CL240
CL243
CL244
MC2838-T112-1
D990
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CNS271
+6V
+15V (TUNER)
+5V (DSP)
+5V (FL,DCDC)
+R4
R4_GND
R4_GND
SW_PROTECTOR
+9V STBY
STOP
PW_RY
V_MUTE
COMPONENT SW2
COMPONENT SW1
COMPOSITE SW1
COMPOSITE SW2
COMPOSITE SW4
COMPOSITE SW5
JS902
JS903
1SR154-400TE-25
D946
1SR154-400TE-25
D947
250V
3.15A
RF940
2.2
R280
1
3
4
8
6
0.01
C945
0.47
C950
0.47
C951
0.47
C940
0.47
C941
I
O
COM
KIA7806API-U/PF
IC251
㨪
㨪
D5SBA60-F
D941
DA2J10100L
D901
0.1
C942
0.1
C255
0.1
C943
50V
1
C992
3300
16V
C904
16V
C953
3300
MC2840-T112-1
D991
MC2840-T112-1
D992
CL226
CL228
1
2
3
4
5
6
6P
CNS203
-15V
+15V
R2 (AC)
R2 Center
R2 Center
R2 (AC)
CL247
F910
T2.5A 250V
CL246
F911
T2.5A 250V
CL245
1
2
3
4
4P
CN907
(Brown) R2 AC
(Black) R2 CENTER
(Orange) R2 AC
+5V REG
IC251
+5V REG
IC252
AC IN DETECT
RELAY DRIVER
E51
EXCEPT
E51
EXCEPT
E51
*1
*1
F901
SAF, SP, AR, TH: T2.5AL 250V
MX: T4AL 250V
SAF, SP,
AR, TH
E51
MX
MX
SAF, SP,
AR, TH, E51
T903
SUB POWER
TRANSFORMER
T902
SUB POWER
TRANSFORMER
5V, TV-8
M
AC SELECT
BOARD
CNP903
(Page 24)
E51
E51
AC IN
H
MAIN BOARD
(3/3)
CNP920
(Page 16)
P
AC SELECT
BOARD
CNP905
(Page 24)
MAIN POWER
TRANSFORMER
T901
N
CONNECTION
BOARD
CNP511
(Page 27)
I
DIGITAL
BOARD
(2/3)
CNP505
(Page 20)
B902
(CHASSIS)
B901
(CHASSIS)
STR-KM3500
STR-KM3500
27
27
5-19. PRINTED WIRING BOARD - CONNECTION AND TEMP-SENSOR Board -
•
: Uses unleaded solder.
• See page 12 for Circuit Boards Location.
5-20. SCHEMATIC DIAGRAM - CONNECTION AND TEMP-SENSOR Board -
1
2
3
4
5
6
7
A
B
C
D
E
F
G
H
I
J
R4928
C4910
C4909
D4900
C4911
R4927
R4929
16
CNS510
1
6
CNP51
1
VCC
O
VCC
O
1
5
3
CNS500
JW4001
JW4002
JW4000
CONNECTION BOARD
TEMP-SENSOR BOARD
1-883-815-
12
(12)
1-878-906-
12
(12)
IC4902
IC4903
C
MAIN BOARD
BOARD
CNP510
(Page 13)
E
MAIN BOARD
CNP500
(Page 13)
N
VIDEO STANDBY
BOARD
CNS203
(Page 25)
1
2
3
4
5
6
7
A
B
C
D
E
F
G
H
I
J
CONNECTION BOARD
TEMP-SENSOR BOARD
N
VIDEO STANDBY
BOARD
CNS203
(Page 26)
E
MAIN BOARD
(2/3)
CNP500
(Page 15)
C
MAIN BOARD
(2/3)
CNP510
(Page 15)
0.2
1.3
0.2
1.3
IC4903
LM61CIZ/LFT2
TEMPERATURE
SENSOR
IC4902
LM61CIZ/LFT2
TEMPERATURE
SENSOR
1
2
3
1
2
3
C4910
1
1
0.1
C4909
100
R4928
C4911
R4929
R4927
10
10
DZ2J062M0L
D4900
1
3
4
5
CNS500
4P
+5V
GND
Temp Sensor 1
Temp Sensor 2
JL1754
JL1752
JL1751
JL1753
IC4903
IC4902
CL131
1
2
3
4
5
6
6P
CNP511
-15V
+15V
R2 (AC)
R2 (Center)
R2 (Center)
R2 (AC)
CL134
CL132
1
2
3
4
5
6
6P
CNS510
R2 (AC)
R2 (Center)
R2 (Center)
R2 (AC)
+15V
-15V
CL130
CL133
STR-KM3500
STR-KM3500
28
28
• Waveforms
– DIGITAL Board –
– DIGITAL Board –
13.19MHz
24.2 MHz
26.10 MHz
1.828 MHz
183.0 MHz
9.333 mVp-p
9.33 mVp-p
8.333 mVp-p
13.33 mVp-p
318 mVp-p
2
IC1201 qj (RBCK)
1
IC1201 qh (RMCK)
3
IC1201 wk (XOUT)
12.5 mV/DIV, 800 ns/DIV
12.5 mV/DIV, 320 ns/DIV
25 mV/DIV, 1.60 s/DIV
4
IC1501 <zvc (XTAL)
5
IC1101 id (X1)
12.5 mV/DIV, 8.00 s/DIV
250 mV/DIV, 32 ns/DIV
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