A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
AUDIO SIGNAL(PB)
AUDIO SIGNAL(REC)
CYLINDER APC SIGNAL
CYLINDER AFC SIGNAL
CAPSTAN AFC SIGNAL
X1001
8MHz
Q1010
DTA124EKA
TRICK_PB_5V
DRIVER
D1004
1SS133
R1042
2.7 1W
SW1010
MPU20250MLB0
TAB SW
1
2
3
D1001
SLR-938C
-4-AB
Q1054
GP1S94
TAKE UP
REEL SENS
1
2
3
4
Q1053
GP1S94
SUPPLY
REEL
SENS
1
2
3
4
Q1055
RPT-38PB113
EOT SENSOR
Q1056
RPT-38PB113
BOT SENSOR
IC1002
OEC9029A
LOADING MOTOR DRIVE
1
10
2
3
4
5
6
7
8
9
CP1001
TAS-X05X-D1
1
2
3
4
5
IC1001
OEC9032B
SYSCON/SERVO
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
CP1002(CP4103)
TMC-W20P-A1
1
10
11
12
13
14
15
16
17
18
19
2
20
3
4
5
6
7
8
9
S804Y
MOTOR GND
CAUTION: DIGITAL TRANSISTOR
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK
MEASURED WITH THE DIGITAL TESTER
NOTE:
THE DC VOLTAGE AT EACH PART WAS
C1002
22P
CH
C1051
0.01
B
C1017
0.001
B
C1003
22P
CH
C1046
100P
CH
C1012
0.001
B
C1019
0.1 B
C1048
0.0082
B
C1024
100P
CH
C1047
120P CH
C1027
0.001
B
C1014
0.001
B
C1001
0.022
B
C1016
1F
C1032
0.1 B
C1036
1F
C1022
1F
C1005
0.022
B
C1006_1
0.1
F
C1053_1
0.1
F
C1030
0.1 B
C1008
0.1
B
C1050
0.1 B
C1011
100
16V
KA
Q1052
2SC2872S
SENSOR
LED DRIVER
Q1051
2SC2412K
BUFFER
Q1017
2SA1037AK
V.REF CTL
Q1018
DTC124EKA
SW
Q1002
DTC124EKA
NTSC SW
C1021_1
1
50V
KS
C1026
22
16V
KS
C1020
100
10V
KS
C1018
470
16V
YK
C1009
100
6.3V
KS
C1025
47
16V
KS
W969
W832
W894
W857
W896
W891
W831
W920
W970
W921
R1077
39K
R1058
1M
R1011
390
R1010
27K
R1025
10K
R1039
1.5K
R1045
4.7K
R1015
1K
R1012
33K
R1016
10K
R1043
270
R1040
4.7K 1/4W
R1044
56K
R1041
56K
R1083
1K
R1022
1K
R1033
1K
R1059
27K
R1017
100
R1070
22K
R1018
100
R1090
22K
R1030
10K
R1080
20K
R1023
47K
R1078
10K
R1005
39K
R1006
470
1/2W
R1007
47K
R1066
22K
R1046
22K
R1081
5.6K
R1031
100K
R1036
10K
R1035
560
R1034
560
R1002
1K
R1057
22K
R1051
47
1/2W
R1091
10K
R1075
27K
R1009
47K
R1008
33K
R1004
5.6K
R1003
6.2K
R1093
4.7K
R1092
4.7K
R1094
4.7K
R1095
4.7K
R1019
100
R1020
100
R1047
100K
R1028
4.7K
R1038
10K
R1029
10K
R1052
10K
D1003
1SS133
D1008
1SS133
D1005
11ES1
D1010
11E1N
D1013
11E1
D1009
1SS133
TP1001
SERVICE
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
SINCE THESE PARTS MARKED BY
CAUTION:
CAUTION: DIGITAL TRANSISTOR
CYL_DRIVE
CYL_FG
CYL_PG
CTL-
CTL+
MOTOR_GND
CAP_FG
NA_PB/LINE/TU
LP-H
V.REC_ST-H
EXT-H
EXT-H
AUDIO_PB
VV-H
VV-H
DV_SYNC[S]
AUDIO_REC
CYL_DRIVE
MS-SW3
MS-SW2
MS-SW1
MS-SW0
REC_LED
T-REC_LED
MS-SW3
NTSC-H
MS-SW2
MS-SW1
MS-SW0
ENV.DET
ATR_LED
H.AMP_SW
PLAY_LED
H.SW
DV_SYNC[S]
H.SW
TRICK_PB-H
H.AMP_SW
NTSC-H
V.REC_ST-H
REC_LED
SYNC
T-REC_LED
REEL-S
GND
V.REC_ST-H
NTSC-H
REEL-T
V.REC_ST-H
ENV.DET
EOT
BOT
TRICK_PB-L
TRICK_PB-H
MOTOR_GND
SYNC
GND
STR-B
AT+12V
S.DATA-T-S
S.DATA-S-T
AT+5.6V
S.CLK
P.CON+5V
TRICK_PB-L
H.SW
AT+5V
REEL-T
ENV.DET
REEL-S
CYL_FG
CYL_PG
CAP_FG
CTL-
CTL+
BOT
EOT
J-11
SYSTEM CONTROL SCHEMATIC DIAGRAM
5.3
FROM/TO TUNER/AUDIO
VM7125
PCB010
5.2
0
(SYSCON PCB)
12.0
FROM POWER/I/O
CONTROL LOGIC
FROM POWER/I/O
FROM MODE SW
FROM/TO HEAD AMP
FROM/TO Y/C
NC
NC
NC
AUDIO PB
AUDIO REC
V.REF
I LIMIT
FG
VCC
CTL
VCO
CAP/M F/R
MOTOR GND
CTL+
CTL-
GND
CYL PG
CYL +B
CYL FG
CYL GND
CYL DRIVE
LOD-
LOD+
FROM/TO MICON
MS SW0
MS SW1
MS SW2
MS SW3
MS SW COM
0
0
5.3
0
0
0
0
0
0
0
5.3
0
0
2.6
2.6
2.6
0
2.6
2.6
2.6
2.6
0
5.3
5.3
2.6
0
5.2
0
0
0
5.1
1.9
1.2
0
0
5.2
0
5.2
4.9
5.2
0
2.1
2.0
5.2
5.2
0
5.3
5.3
5.3
5.3
0
0
0
0
0
5.2
2.7
1.8
5.2
2.5
5.3
0
2.6
0
2.6
2.7
5.2
5.3
5.3
5.3
0
0
0
5.2
5.2
0
0
5.2
0
0
0
0
1.2
2.3
0
1.2
0
0
5.2
0
0
5.0
0
0
0
13.2
0
0
0
0
13.2
0
5.3
POWER
SAVE
TSD
NC
NC
NC
NC
0
0
4.9
NC
NTSC-H
61 T-REC LED
ATR LED
STEREO L
Hi-Fi L
SEARCH SPEED SW
2HEAD/4HEAD
AUDIO DET IN
BILINGAL-L
TRICK PB L
LP-H
SP-H
REC-H
V.REC START-H
47 CAP ON
48 LDM REV
49 LDM FWD
50 CAP LIMIT
51 CAP F/R
52 VV-H
53 EXT IN-L
54 EXT-H
55 MS SW0
56 MS SW1
57 MS SW2
58 MS SW3
59 TAPE IN LED
60 REC LED
PLAY LED
REPEAT LED
REEL-S
REEL-T
SENS LED
64 VSS
63 CLOCK 1
62 CLOCK 0
46 DRM ON
45 PWM 1
44 PWM 0
43 VDD
42 DUMMY-V SYNC
41 COLOR ROTARY
24 TEST
23 RESET B
22 VDPA
21 CTL +
20 CTL -
19 CTL AMP OUT
18 CTL AMP-
17 VREF
16 VSSA
15 CFG OUT
14 CFG IN
13 DPG IN
12 DFG IN
11 DFG OUT
10 VDAD
9 CYLICAP MOTOR SELECT
8 SLOW TRACK OFF SET
7 DEW
6 HI-FI ENV DET
5 VIDEO ENV DET
4 EOT
3 CAS DOWN/SERVICE
2 BOT
1 VSAD
H.AMP SW
VIDEO H.SW
CTL OUT
COUNT P OUT
SYNC IN
COMP
S.CLK
S.DATA S-T
S.DATA T-S
COUNT P IN
CE
0
4.9
0
4.9
5.1
NC
8
9
10
11
12
13
14
15
16
17
5.2
0
0
5.2
TO OPERATION 1
0
TO TUNER/AUDIO
NC