Sony HT-K5 / STR-K5 Service Manual ▷ View online
25
25
STR-K5
STR-K5
4-17. SCHEMATIC DIAGRAM – DISPLAY Section –
•
See page 30 for IC Block Diagrams.
C115
C151
D101
C100
C101
C108
C114
C132
C133
C134
C135
C136
C137
C138
C139
C140
C141
C142
C143
C150
C152
C153
C154
C155
C157
C2024
C2164
R153
R2100
R2103
R2104
R2150
R2153
R2154
C156
R150
R2101
R2151
R161
R111
R112
R113
R114
R121
R122
R123
C2109
C2159
R175
R199
C2100
C2102
C2110
C2111
C2112
C2150
C2152
C2160
C2161
C2162
L101
L102
L103
R2014
R2015
R2102
R2152
IC2101(1/2)
IC2101(2/2)
IC2102(1/2)
IC2102(2/2)
C2025
CNS555
CN105
CNP106
C109
C144
C112
C111
C110
R173
R174
R172
CN101
RV102
RV103
RV100
S111
S112
S113
S114
S115
S121
S122
S123
S124
CN102
C2105
C2106
C2103
C2107
C2108
C2157
C2158
C2155
C2156
C2153
RV2101
RV2102
RV2103
RV2103
RV2102
RV2101
R154
C2154
C2104
CN200
IC102
FL101
IC100
IC101
R198
IC2100
10
50V
10
50V
SEL5821A
0.1
0.1
0.1
0.1
220p
220p
220p
220p
220p
220p
220p
220p
220p
220p
220p
220p
0.1
220p
220p
220p
0.1
0.1
0.1
0.1
100
47k
1.2k
47k
47k
1.2k
47k
0.1
82k
1.2k
1.2k
270
220
330
470
680
220
330
470
0.001
0.001
10
1
2.2
50V
50V
2.2
50V
50V
2.2
50V
50V
2.2
50V
50V
2.2
50V
50V
2.2
50V
2.2
50V
50V
2.2
50V
50V
2.2
50V
50V
2.2
50V
50V
0
0
0
4.7k
4.7k
1k
1k
NJM4565M(TE2)
NJM4565M(TE2)
NJM4565M(TE2)
NJM4565M(TE2)
220
10V
10V
23P
3P
3P
0.1
0.1
100p
100p
0.0022
100
100
100
6P
ROTARY ENCODER
ROTARY ENCODER
ROTARY ENCODER
6P
0.0015
0.22
0.015
150p
0.022
150p
0.022
0.0015
0.22
0.015
100k
100k
100k
100k
100k
100k
0
2.2
50V
2.2
50V
10P
RPM7240-H9
PT6315
TC74ACT08F(EL)
1
M5243BFP
SIRCS
POWER KEY
P
1
P
2
P
3
P
4
P
5
P
6
P
7
P8
P
9
P
10
P
11
P
12
P
13
P
14
P
15
P
1
6
12G
11G
10G
9G
8
G
7G
6G
5
G
4G
3G
2G
1G
P16
P15
P14
P13
P12
P11
P10
P9
P8
P
7
P6
P5
P4
P
3
P
2
P1
12
G
1
1
G
10
G
9G
8G
7
G
6G
5G
4G
3G
2G
1G
F1
F2
+5V
GND
+3.3V(STBY)
-20V
GND
LOUT
ROUT
GND
GND
MIC
+9V
ADL
ADR
GND
ECHO(B)
ECHO(A)
INPUT(A)
INPUT(B)
MUSIC(B)
MUSIC(A)
MIC
POWER SW.
A/D(0)
GND
GND
MIC
+9V
K-OK LED
VOCAL LED
SCORE LED
GND
MIC
MIC
BUFFER
7
8
5
6
1
4
3
2
4
1
3
2
8
7
5
6
D.B.F.B.
REMOTE CONTROL
PW_ON/OFF
SIRCS_IN
FL_LAT
FL_DIN
FL_CLK
VOL_JOG(B)
VOL_JOG(A)
AD2
AD1
AD0
INPUT SELECTOR
MUSIC VOLUME
MASTER VOLUME
KARAOKE
2CH
MOVIE
MUSIC
INPUT MODE
A.F.D.
+
-
TUNING
D.B.F.B.
MEMORY/
ENTER
MIC AMP
TONE CONTROL
MIC AMP
LOW
MID
HIGH
LOW
MID
HIGH
KARAOKE
KARAOKE
-1
-1
-1
-2
-2
-2
FL DISPLAY/LED DRIVER
(MUSIC TONE)
(MUSIC TONE)
G
O
V
RECEIVER
FLUORESCENT INDICATOR TUBE
(Page 27)
(Page 23)
(Page 23)
(Page 18)
26
26
STR-K5
STR-K5
4-18. PRINTED WIRING BOARD – KARAOKE Board –
•
See page 13 for Circuit Boards Location.
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
IC2300
R2402
JW850
JW862
JW867
JW870
JW871
C2001
CN2506
D-LIGHT
SYNC OUT
J400
MIC OUT
L
(CHASSIS)
R
1
2
4
3
5
R2353
IC2350
R2355
Q2350
C2362
C2361
R2360
D2350
DIGITAL
BOARD
CNS503
C2359
GRY
GRY
GRY
GRY
RED
GRY
GRY
GRY
RED
B2300
R2506
C2331
IC2301
CNS553
C2316
D2400
R2309
R2308
C2322
C2325
C2324
R2312
R2311
R2310
C2326
C2330
C2329
C2317
C2327
C2332
C2328
C2333
C2335
C2337
C2336
C2338
C2339
C2390
C2342
C2388
C2389
C1246
C1245
C1244
R1211
R1210
C2308
R2303
C2314
C2321
C2343
C2320
(CHASSIS)
R2307
C2319
C2318
C2334
C2312
R2306
C2313
R2305
R2304
C2311
C2310
C2309
R2301
R2300
R2302
C2307
C2306
C2305
C2304
C2303
C2302
C2400
C2404
C2405
C2401
Q2000
E
E
C2391
C2341
C2375
C2376
RY2000
C2351
C2301
C2300
C401
C451
R450
R400
IC2303
C2340
CNP551
C2315
IC2351
C2366
R2345
C2368
R2378
C2365
R2346
CNP200
1
8
5
1
1
1
2
3
1
2
3
5
8
4
1
9
1
7
24
1
80
25
40
41
64
65
14
8
4
10
R2352
C2360
R2368
C2348
R2358
R2373
C2373
R2372
R2370
R2375
R2376
R2348
C2371
JW874
R2359
JW868
R2400
R2351
R2350
R2371
R2354
R2347
R2357
JW864
JW854
JW865
R2379
JW855
JW856
JW853
JW863
JW861
C2403
JW858
JW859
JW857
JW872
JW869
JW890
JW866
R2349
JW891
JW892
RED
GRY
GRY
GRY
RED
GRY
GRY
GRY
GRY
GRY
TP100
1-868-727-
11
(12)
TP101
JW893
IC2302
JW921
K
DISPLAY BOARD
CN200
O
MAIN
BOARD
CN551
F
IC2303
C-8
IC2350
F-3
IC2351
F-5
Q2000
G-3
Q2350
C-2
Ref. No. Location
Ref. No. Location
D2350
D-2
D2400
G-4
IC2300
E-10
IC2301
E-5
IC2302
C-6
•
Semiconductor Location
(Page 24)
(Page 16)
(Page 21)
27
27
STR-K5
STR-K5
4-19. SCHEMATIC DIAGRAM – KARAOKE Board –
R2400
R400
R450
R2309
D2400
R2305
R2310
R2312
R2311
C2404
C2400
R2302
R2303
C2341
C2391
C2303
C2307
C2308
C2309
C2312
C2313
C2314
C2321
C2322
C2324
C2325
C2326
C2327
C2333
C2336
C2340
C2342
C2388
C2390
C2401
C2403
C2405
C2329
C2330
C2316
C2317
C2318
C2319
C1246
C2302
C2304
C401
C451
C2311
C2389
R2402
R2353
R2352
R2351
R2350
R2306
R2304
R2308
R2368
C2348
C2365
C2366
R2345
R2379
C2343
C2337
C2320
C1244
C2300
C2335
C2001
C2359
C2360
R2378
R1210
R1211
CNP200
RY2000
R2354
C2362
C2361
CN2506
R2347
R2357
C2328
C2332
C2331
C2334
C2338
C2339
C2306
C2315
C2305
C2310
R2300
R2301
R2307
C1245
R2373
C2373
R2358
R2372
R2359
R2370
C2371
R2349
R2348
R2371
C2368
Q2000
B2300
IC2351
CNS553
D2350
R2360
R2355
CNP551
Q2350
R2506
IC2302
IC2303
IC2350
IC2301
IC2300
R2376
R2375
C2375
C2376
R2346
C2351
C2301
J400
2.2k
1k
1k
1k
1SS133T
4.7k
100
100
100
220
16V
16V
220
16V
16V
27k
5.6k
2.2
50V
2.2
50V
1500p
560p
4700p
1000p
1000p
820p
3300p
0.1
0.1
100p
100p
1000p
4700p
4700p
0.1
0.033
0.022
0.022
0.033
0.1
0.1
0.1
0.1
0.1
0.068
0.068
0.068
0.047
0.15
0.15
0.15
2.2
50V
2.2
50V
2.2
50V
50V
0.47
47
22k
22k
47k
47k
10k
10k
10k
47k
0.1
47p
47p
10k
10k
100
16V
16V
100
16V
16V
47
50V
1 50V
1 50V
2.2
50V
50V
1000p
0.1
0.1
4.7k
2.2k
2.2k
10P
2.2k
47
25V
47
25V
5P
10k
10k
0.068
1000p
0.068
1
0.022
0.47
2.2
50V
50V
0.047
1500p
1000p
15k
3.9k
15k
1
50V
10k
47p
10k
10k
10k
10k
47p
10k
10k
10k
1
50V
2SC2785TP
RELAY DRIVER
(CHASSIS)
NJM4565DD
7P
MTZJ-T
-72-5.1A
4.7k
47k
9P
2SC1815GR
10
TA7809S
TA7805LS
NJM4565DD
TC74ACT08P
M65851FP
47k
47k
2.2
50V
50V
2.2
50V
50V
10k
2P
RIN
LIN
MICIN
KARAOKE L
KARAOKE R
REQ
DATA
CLK
STB
W/R
STB
CLK
R/W
ADL
ADR
GND
LOUT
ROUT
GND
GND
MIC
DATA
CLK
STB
REQ
R/W
+R2
R2 GND
K RELAY
+9V
ADL
ADR
GND
-7V
+7V
MIC
IIC CLK
IIC DATA
L+R
DGND
D+4V
BUFFER AMP
MIX AMP
INVERTER
VEE
VCC
VEE
VCC
D-LIGHT
MIC
KARAOKE CONTROL
LIN
RIN
LOUT
ROUT
SYNC OUT
+4V REGULATOR
+9V REGULATOR
G
I
O
I
O
G
+5V REGULATOR
R
L
OUT
(Page 18)
(Page 14)
(Page 25)
28
28
STR-K5
STR-K5
4-20. PRINTED WIRING BOARDS – POWER SUPPLY Section –
•
See page 13 for Circuit Boards Location.
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
11
10
AC SELECT BOARD
JW901
JW902
CNP905
(E51)
(SP,MY)
JW906
JW907
JW909
JW910
JW911
JW912
JW908
C913
CNP904
T901
POWER TRANSFORMER
(MAIN)
C902
CNP903
C901
D922
R913
R912
Q911
E
E
R812
R903
Q901
R810
D923
D921
D920
C916
C915
T902
POWER
TRANSFORMER
(SUB)
C914
1
1
5
RED
GRY
GRY
GRY
GRY
GRY
GRY
5
R905
C911
D901
C912
F901
L
N
D914
R904
RY901
D910
D911
D915
D912
D913
CNP900
(AC IN ~)
R911
CNP801
CNP906
MAIN
BOARD
CNP916
1-868-726-
11
(12)
11
(12)
G
MAIN
BOARD
CNP902
I
MAIN
BOARD
CNP901
H
1
1
2
1
3
2
(SP.MY)
(E51)
S901
S901
JW797
JW904
CN905
VOLTAGE
SELECTOR
(E51)
240V
R
220V
R
120V
-1
-2
-3
1
4
CNP910
3
1
1-868-728-
DIGITAL
BOARD
CNP505
L
1
4
•
Semiconductor
Location
Location
Ref. No. Location
D901
G-4
D910
I-7
D911
I-7
D912
I-7
D913
I-6
D914
I-6
D915
I-6
D920
D-2
D921
E-2
D922
E-2
D923
D-2
Q901
G-5
Q911
G-4
(Page 16)
(Page 16)
(Page 21)
(Page 16)
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