-26-
SCHEMATIC DIAGRAM - 1/5 (MAIN C.B -1/2, AMP SECTION)
TR77_MAIN C.B (1/2) (AMP SECTION)_U
MAIN C.B (1/2) (AMP SECTION)
TO MAIN C.B (2/2) (TUNER SECTION)
CN601
TO FRONT C.B CN701
TO POWER C.B WH081
RPH
PH
DECK 1
HEAD
AZIMUTH
ADJ.
HEAD
AZIMUTH
ADJ.
DECK 2
PB/REC SW
MUTE
MUTE
MUTE
FUNCTION
IC601
M61518FP
BIAS SW
VOLTAGE REG
Q001,002,004,014
VOLTAGE REG
IC001
RELAY DRIVE
Q003
VOLTAGE REG
Q011-013,015
VOLTAGE REG
Q009,010
AC & DC DET
Q060-064
DETECTOR
Q185,187
CURRENT TO VOLTAGE AMP
Q111,115,121
CURRENT TO VOLTAGE AMP
Q112,116,122
DIFFERENTIAL AMP
Q103-110
BIAS CIRCUIT
Q113,127
OVERLOAD DET
Q123,124
POWER AMP
Q131-134
BIAS CIRCUIT
Q114,128
THERMAL DET
Q280,281
HOLD
Q126,130
DETECTOR
–VH/–VL
SW CIRCUIT
Q184
–VH/–VL
SW CIRCUIT
Q183
SW
L CH
L CH
EH
R CH
R CH
Q301-309
SIGNAL :
PB
REC
39K 1/8W
39K 1/8W
39K 1/8W
39K 1/8W
57.0
12.0
–26.8
–57.1
–27.7
–26.8
12.0
6.1
9.6
12.0
27.1
AC
41.0V
AC
4.9V
AC
NC
NC
NC
NC
NC
NC
NC
NC
NC
C601
47P 50V J CH
C602
47P
50V
J CH
4.5
12.0
–4.6
4.5
9.6
–4.6
(TP8)
TP601
(TP9)
C620
C613-C616 : 1000P J (M)
C617-C620 : 0.01 J (M)
C618
C619
C617
C616
C614
C615
C613
R614 6.8K
R613 6.8K
R612 6.8K
R611 6.8K
HOLD
R032
4.7K 1/10W
STBY
CD-VM
VM
CD-VM
TU-VM
–VFL
Q064
2SC3052 F
Q062
2SC3052 F
Q060
2SC3052 F
Q063
2SA1235 F
Q061
2SA1235 F
J203
CN101
TO HP C.B
CNA201
SPEAKERS
CN602
J602
TO CD MECHANISM
VIDEO/AUX
L
R
6.1
D186
RK46
D188
UZ5.6BSB
D187
UZ5.6BSB
Q280
SRA2202S
Q108
2SC3052
F
Q187
2SA1235
F
Q185
2SC3052
F
Q107
2SC3052
F
Q110
2SC3052 F
Q128
2SC3052 F
Q127
2SC3052 F
Q114
2SC3052
F
Q113
2SC3052
F
Q109
2SC3052 F
HEAD-1 C.B
HEAD-2 C.B
CN302
CN301
ECO : 13.1 ; P-ON : 11.2
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299