Dolby Circuit And Power Circuit - JVC TD-W254BK Service Manual

Dolby circuit & power circuit
5
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
4
Recording signal
Indicator signal
P.B & H.P signal (Deck B)
3
PBIN-L
PBIN-R
RECSIG-L
RECSIG-R
LINEOUT-L
LINEOUT-R
NRSW
DUB
NRREC
RECMUTE
MUTE
POFF
RESET
METER-L
2
METER-R
NS
BMETAL
BCrO2
VOLSEND
VOLRETURN
DDRPSEL
DDRP
STBY
11V
7V
5.6V
5V
GND
-7V
-24V
F1
F2
B70
1
Note:/s/t/T235812BV.001
VDH2358-102BV_1/1
A
TD-W254BK
Q8351
D8351
Q8352
Q8353
R8354 15K
Q8504 Q8502
R8504
10k
R8505
10k
Q8503
Q8501
R940
6.8
B C
TD-W254BK
QQR0879-001
C2360
L2351 4.7/25
R2251
C2355
4.7K
0.0022
R2356
22K
R1356
22K
L1351
C1355
0.0022
R1251
4.7K
QQR0879-001
R1354
100K
R1355 1.5K
C8501 C8502
100/10 100/10
J8501 J8501 J8501 J8501
QNN0135-001
Q1511
IC851 AN7384N
Q901 R901
4.7
Q915
Q913
IC901
R941 M5218AL M5218AL
R908
470
180
D908
150P
C931 R927
4.7k
IC901
Q907
Q908
R928
R902
4.7k
4.7
Q903
2-4
D E
IC825
QVP0004-203Z
BA15218N BA15218N
R2254 C2252
L2252 0.0047
12K
R2258
4.7mH 180
R2252
3.3K
R2257
C2251 33P C2254
15K
1/50
Q2251 R2253 33K
C2253
R2255 Q2252
8.2K
0.33/50
Q1252
Q8251
C1253
R1255
0.33/50
8.2K
R1253
33K
C1254 R1270
C1251 33P R1257
R1252
1M
3.3K
15K
1/50
L1252
Q1251
R1258
4.7mH
180
IC825 R1254 C1252
QVP0004-203Z
12K
0.0047
Q8252
L2251
L1251 18mH 18mH
C1256
150P/500 C2256
150P/500
IC852 BA15218N
Q8511
R1513 R2513
68K 68K
R1515
22 R2515
22
Q2511
F901
T800mAL
F902
T800mAL
R937
Q912 Q909
4.7
C941
0.22/50
R933
11ES2-T4 11ES2-T4 11ES2-T4 11ES2-T4 11ES2-T4 11ES2-T4
270
F901
T800mAL
F902
R923
820 T800mAL
D910
C914
330/50
R921
Q905
10
F
R2261 5.6K
R2265 5.6K
C2261 0.0082 0.0068
C2265
C2266
R2262 R2266
C2262
6.8K 0.033
6.8K
0.027
R2263 2.2K
R2267 1.8K
C2263 0.0033
C2267 0.012
C2264
R2270 R2264
0.047
1M 2.2K
Q2261
Q2262
Q1262
Q1261
R1264
C1264
2.2K
0.047
C1263 C1267 0.012
0.0033
R1263 2.2K R1267 1.8K
R1262 R1266 C1266
C1262
6.8K 0.033
6.8K 0.027
C1261 0.0082 C1265 0.0068
R1265
R1261 5.6K 5.6K
P3
P1
T901
C930
W1
0.01
T901
F903
T315mAL
w1
S901
QSW0632-001
C900
0.0047/250V
P3
P1
T901
C930
W1
0.01
G H