6-4.
BLOCK DIAGRAM – MAIN Section –
– 43 –
– 44 –
+
–
IC101
PHONO
AMP
32 33 34
13
4
14
15
5
9
6
2
10
3
R-CH
R-CH
69
71
45
44
43
42
38
EQ
62
MICON
INTERFACE
28
29
30
+
–
1
2
3
IC231
SPEANA MIX
IC201
EQUALIZER/VOLUME
62
40
39
41
BB22
BUF IN1
BB12
Q202
DBFB SWITCH
Q203
FEED BACK
65
64
6
DOLBY
B
REC
REC
PB
DOL
PAS
PB
35
37
70
120
2
4
10
9
11
22
12 13 14 15 16 17 18 19 20
REC
EQ
BIAS
SW
24
25
IC1501
HEAD AMP
DECK PROCES
PB A/B
A120/170
NORM/HIGH
NORM/CROM/METAL
BIAS ON/OFF
RM ON/OFF
NR ON/OFF
REC/PB/PASS
LM ON/OFF
MIC LEVEL
J761
IC760 (1 / 2)
MIC AMP
IC760 (2 / 2)
MIC AMP
J101 (1 / 2)
IC102 INPUT SELECTOR
A
E
CD SECTION
TUNER SECTION
MIC
PHONO
A
B
C
A
B
C
12
VIDEO (AUDIO)
J101 (2 / 2)
45
44
3
2
3
1
PBEQ
AMP
5
7
PBEQ
AMP
IC611
IC601
RV301
PB LEVEL
RV311
PB LEVEL
R-CH
X
R-CH
R-CH
1
2
3
4
RV341
REC BIAS
Q621,622
BIAS OSC
Q623
SWITCH
T621
BIAS
TRAP
+7V
ERASE
(HEAD)
REC/PB HEAD
(B DECK)
HRPE101
HP101
PLAYBACK HEAD
(A DECK)
S1005
A CrO2
S1008
B CrO2
PB R-CH
REC R-CH
96
86
82
85
83
84
94
95
97
28
Q1533
SWITCH
1
6
10
DRIVE
S1001
A PLAY
S1002
B PLAY
+5V
S1004
(A HALF)
S1007
(B HALF)
S1006
(REC A)
S1009
(REC B)
D671-D674
-7V
+7V
RV105
REC LEVEL
C331,L331
NORM
CROM
55
56
87
88
89
90
91
92
93
<
REC L-CH
>
<
PB L-CH
>
8
Q231
SWITCH
R-CH
+
–
+
–
MUTE
Q204
MUTE
Q283
MUTE
IC801
POWER AMP
Q801
OVER LOAD
DET
Q851
OVER LOAD
DET
Q282
OVER LOAD
DET
R-CH
R-CH
Q141,Q142
RELAY DRIVE
IC281
PROTECTOR
2
7
6
1
4
Q281
SWITCH
+
+
-
-
R-CH
L-CH
R-CH
SORROUND
SPEAKER
TM132
+
+
-
-
R-CH
L-CH
R-CH
SPEAKER
TM131
R-CH
PHONES
J760
18
C
34 36 47 48 57 58
73 74
2
99
87 88 89 90 91 92 93
96
3
44 45
65 66 67
B
68 69 70 72
55 56
6
1
20
15
98
14
13
11
10
46
27
26
28
97
95
94
82
83
84
85
86
60
61
62
76
77
D
100
UP SW
T-SENS
TRAY-LED
TBL-R
TBL-L
CAP-M-ON/OFF
TRG-LOW
B-TRG
A-TRG
CAP-H/N
A-PLAY-SW
B-PLAY-SW
A HALF
B HALF
A-SHUT
B-SHUT
CD-POWER
X2
X1
XT2
XT1
POWER
RESET
AC CUT
TA MUTE
F-RELAY
STK MUTE
11C-CLK
11C-DATA
ST MUTE
STEREO
TUNED
ST-CE
ST-DOUT
ST-DIN
ST-CLK
COM CLK
COM DOUT
427LAT
REALY
TC-MUTE
R/P-PASS
NR ON/OFF
REC-MUTE
BIAS
EQ-H/N
PB A/B
DBFB H/L
SW-F-CON
SENS
SENS2
XLT
XRST
CD CLOCK
CD DATA
SQCLK
SQ-DATA-IN
SCOR
CD
SECTION
CD
SECTION
TUNER
SECTION
72
56
55
45
44
96
93
92
91
90
89
88
87
74
73
58
57
48
47
36
34
18
3
70
69
68
67
66
65
IC301
MAIN CONTROL
Q301
SWITCH
77
76
62
61
60
86
85
84
83
82
94
95
97
28
Q1001
REEL
DET
Q901
Q902
SWITCH
Q901
Q902
SWITCH
Q1002
REEL
DET
X301
5MHz
X302
32.768KHz
Q907
SWITCH
Q905
Q906
SWITCH
IC302
RESET
+5V
D901
RECT
IC901
REG
IC902
REG
IC903
REG
IC904
REG
Q904
REG
Q903
REG
+35V
-35V
+7V
-7V
+5V
CD MOTOR +7V
ST +10V
TC MOTOR
+12V
VP
D906
D907
RECT
D902
|
D905
RECT
VF
T901
POWER TRANSFORMER
AC -IN
D611-D614
D616-D625
D631,D632
D635-D638
D641
D645-D647
LED SWITCH
Q604-Q608
Q609-Q611
Q614,Q615
Q617-Q619
Q621,Q622
LED SWITCH
Q601-Q603
S601-S607,S609-S615
S619-S625,S627-S634
S641-S647,S651-S659
S661-S668,S676-S679
JOG
S711
VOLUME
ROTARY
ENCODER
S701
IC602
SIRCS
FL601
FRUORESCENT INDICATOR TUBE
29
27
28
12
13
46
42 43
39
14
40
24
38
51-66
67-100
26 • 41
33-37
3-10 • 15 • 16 • 18-20 • 22 • 23 • 47
LED SELECT
CLOCK
DATA
GR1-GR16
SEG1-SEG34
X OUT
X IN
L+R
SPEANA1
SPEANA2
SIRCS
RESET
DOOR SW
KEY1-KEY5
JOG A•B
LED
IC601
DISPLAY CONTROL
S691
DOOR SW
X601
8MHz
RV706
IC602
BACK LIGHT
VF
VF
2
PB / REC SW
RY141
11
•
R CH: Same as L CH
•
SIGNAL PATH
:FM
:PB (DECK A)
:PB (DECK B)
:REC (DECK B)
:CD
Q232
SWITCH
*
1
(page 42)
(page 42)
(page 42)
(page 38, 40)
(page 38, 40 )
3
4
19
20
15
8
12
44 45
HIGH
LOW
FREQ
VOL-A
VOL-B
SPEANA3
SPEANA4
05
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