CH
CJ
CL
CN
CP
CI
CK
CM
CO
CQ
2
1
3
5
7
4
6
100K
100P
R522
C504
C503
100P
100K
R521
470
R503
R504
470
470K
3
470K
28
1K
C506
C505
220P
R506
220P
R524
R505
1K
R523
R519
470K
220P
C501
R502
C502
220P
1K
R520
470K
R501
1K
100K
R527
100P
C509
R512
C512
100P
470
100K
R530
100P
C51
1
470
R511
100K
R529
100P
C510
R510
470
100K
R528
100K
R525
470
C507
100P
R509
470
470
100P
C508
R508
R526
100K
R507
R536
100K
100P
C518
470
R518
R534
100K
C516
100P
R517
C517
100P
470
R535
100K
470
R516
470
C515
100P
R515
R533
100K
470
100P
C514
R514
100K
R532
100P
C513
470
R513
R531
100K
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
VDD
NC
DATA
CK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
VSS
VIDEO 1
NC
ST
GND
VIDEO 2
VIDEO 3
VIDEO 4
DVD
AV AUX
COMMON
TAPE2
MONITOR
20
11
15
16
CK
GND
18
NC
DATA
17
19
13
14
ST
NC
12
8
23
DVD
21
22
10
9
VIDEO 4
24
25
26
7
6
5
VSS
VDD
VIDEO 3
VIDEO 2
VIDEO 1
28
27
29
3
4
2
30
1
SL
SR
RB
LB
3
2
8
1
5
6
7
4
4.7u50
+
C51
470
R51
+
C52
4.7u50
R52
470
R55 100
R56 100
C60 100P
C59 00P
C53 100P
C54 100P
R54 100K
R53 100K
47
R58
47
R57
0.01
C519
100P
C520
C69 100P
C70 100P
C63 100P
R63 100K
R64 100K
470
4.7u50
+
C62
R62
R66 100
C64 100P
5
6
4
7
R65 4.7K
4.7u50
+
470
C61
R61
3
2
8
1
47
R68
100P
C522
C521
0.01
R67
47
R33 470K
C33 470P
C34 470P
R34 470K
R32
470
4.7u50
+
C32
R31
470
+
4.7u50
C31
C525
R36 100
C40
100P
3
4
2
1
R548
47
R35 100
100P
C39
100P
C524
0.01
6
5
7
8
47
R547
4.7u50
+
C37
4.7u50
+
C38
4.7u50 470
+
R4
C2
R6 470K
C4 100P
C3 100P
R5 470K
C5 100P
470
R3
C1
4.7u50
+
5
4
+
+
C72 0.01
R8 100
6
7
100P
C10
22u50
C8
4.7K
R10
R7 100
C9
100P
C71 0.01
3
2
8
1
22u50
C7
R9
4.7K
R19 470K
C13 470P
C14 470P
R20 470K
R18
470
C12
+
4.7u50
R17
470
+
4.7u50
C11
C573
0.01
100P
C19
100P
100P
1
3
4
2
R22 100
47
22u50
+
C18
R550
C572
6
R21 100
5
7
8
+
22u50
C17
47
R549
R27 470K
C23 470P
C24 470P
R28 470K
R26
470
C22
+
4.7u50
R25
470
+
4.7u50
C21
C575
0.01
100P
C29
100P
C30
100P
1
3
4
2
R30 100
47
4.7u50
+
C28
R552
C574
6
R29 10
5
7
8
+
4.7u50
C27
47
R551
23
8
16
20
18
17
19
21
22
15
CK
GND
11
NC
DATA
13
NC
ST
14
12
10
9
24
26
25
27
29
28
30
VDD
VSS
-3dB
7
5
6
VIDEO 2
VIDEO 1
4
2
3
1
R16 470K
R15 470K
C73 0.01
C74 0.01
R24 470K
C76 0.01
C75 0.01
R23 470K
REC
REC
-6dB
ATT
DIR
DIGITAL
REC
13
14
15
16
17
18
19
20
21
22
23
24
DATA
STB
NC
CS2
NC
AGND
LD2
LD1
IN
NC
OUT
VDD
12
11
10
9
8
7
6
5
4
3
2
1
CK
GND
NC
CS1
NC
NC
VSS
LBch
RBch
100P
C379
220K
R587
220K
R588
560P
C361
C362
560P
R595
8.2K
8.2K
R596
0.01
C580
C43 0.1
C363 0.1
C364 0.1
C44 0.1
100P
C591
100P
C582
7
C368 82P
R374 120K
R372 1M
C78 0.01
R604
47
+
C366
4.7u50
C77 0.01
R371 1M
+
R373 120K
C367 82P
2
4
3
1
R382 13K
6
R381 13K
R603
47
4.7u50
C365
5
8
C373 33P
C374 33P
100P
C376
100P
C375
22u50
+
C370
22u50
+
C369
3K
R380
3K
R379
2
3
5
26
4
27
28
2
26
27
28
25
27
28
27
25
28
2
3
4
5
8
8
5
6
5
6
4
3
1K
R1
10K
R540
100P
C523
R69
100P
C533
8
2
3
4
5
8
21
19
20
10
12
11
1K
24
7
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TAPE2 Lch
TAPE2 Rch
+17V
REC OUT Lch
REC OUT Rch
-17V
A SEL Lch
GND
A SEL Rch
GND
B SEL Lch
GND
B SEL Rch
A. GND
T. Lch
T. GND
T. Rch
GND
T/SEL
T/SEL
SEL ST1
R
G
L
1K
R70
100P
C577
3
2
28
9
8
7
9
8
7
4
3
11
10
R555 4.7K
R553 11K
R556 4.7K
R554 11K
6ch LS
12
1
17V RETURN
4
3
2
7
5
6
-17V
17V REF GND
+17V
A GND
D REC Lch
D REC Rch
9
8
11
10
Rch IN
Lch IN
6ch SW
6ch C
13 6ch RS
10
11
12
13
NC
4
2
3
1
V DATA
V CK
NC
11
10
2
1
7
3
4
6
5
9
8
11
10
14
12
13
16
15
19
18
17
20
11
20
21
10
24
7
R
19
12
L
G
NC
V ST
u-COM GND
B PRE OUT L
B PRE OUT R
LSch IN
RSch IN
AUX GND
AUX Lch
AUX Rch
A.GND
T.Rch
LB/LSch OUT
RB/RSch OUT
T.Lch
T.GND
SEL ST1
T/SEL
T/SEL
SEL ST3
GND
C566
0.01
3
4
5
2
12
13
11
10
C567
C569
100P
100P
C568
0.01
C571
0.01
100P
C42
0.01
C594
100P
C576
100P
C578
100K
R580
C579 100P
R579 100K
+17V
17V
17V
+17V
+17V
+17V
17V
+17V
+17V
+17V
+17V
+17V
+17V
+17V
+17V
17V
17V
+17V
17V
+17V
+17V
17V
+17V
17V
+17V
17V
17V
+17V
17V
17V
+17V
17V
17V
+17V
+17V
17V
+17V
+17V
17V
+17V
+17V
17V
R537
1K
17V
17V
17V
100P
C581
17V
C595
C596
56P
56P
C66 100P
C65 100P
C56 100P
C55 100P
C35 100P
C36 100P
C16 100P
C6 100P
C15 100P
C20
C26 100
C25 100
C595 56P
C595 56P
PLAY
Lch 1
Rch 2
Lch 3
REC
J1
Rch 4
Rch 6
Lch 5
VIDEO1
REC
Rch 6
VIDEO4 IN
Lch 5
VIDEO3 IN
Rch 4
VIDEO2
Lch 3
Rch 2
J2
Lch 1
Cch 6
SWch 5
RSch 4
LSch 3
6ch INPUT
Rch 2
Lch 1
PLAY
J3
(BOTTOM VIEW)
Lch
Rch
Rch
Lch
(BOTTOM VIEW)
ROOM B
ROOM A
IC8 (1/2)
IC8 (2/2)
IC9 (2/2)
IC9 (1/2)
IC7 (1/2)
IC7 (2/2)
BUFF
IC2 (1/2)
IC4 (1/2)
BUFF
IC4 (2/2)
IC2 (2/2)
A BUFF
IC6 (2/2)
IC6 (1/2)
B BUFF
(BOTTOM VIEW)
E.VOL
IC308
IC308 (1/2)
CN3
CN1
CN4
CN2
1
2
E
MODE SELECTOR
D
O
2/6
X13-B/5
-CN53
2/6
X13-B/5
-CN52
-CN11
3/6
X13-D/5
-CN6
3/6
X13-A/5
-CN12
3/6
X13-A/5
-CN5
3/6
X13-A/5
-CN4
3/6
X13-A/5
(2/2)
REC
LINE
ROOM
ROOM
IC1
IC5
IC3
IC304
(X11-38XX-XX) (B/4)
E
F
G
I
L
M
N
16.7V
16.7V
-17.5V
16.7V
-17.5V
16.7V
-17.5V
-17.5V
16.7V
-17.5V
16.7V
-17.5V
16.7V
-17.5V
16.7V
-17.5V
16.7V
16.7V
16.7V
-17.5V
16.7V
-17.5V
16.7V
-17.5V