AIWA-VX-G142 Datasheet, PDF (5/18 Pages) List of Unclassifed Manufacturers – AIWA VX-G142 OPERATION 1 SCHEMATIC DIARGAM

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SYSTEM CONTROL SCHEMATIC DIAGRAM
LOADING MOTOR DRIVE
FROM/TO HEAD AMP
8
CP1002(CP4103)
C1019
TMC-W20P-A1
0.1 B
1
LOD-
V.REF CTL
Q1017
5.3
0
R1015
2SA1037AK
5.3
1K
(SYSCON PCB)
IC1002 OEC9029A
POWER
SAVE
CONTROL LOGIC
TSD
8
2
LOD+
3
CYL DRIVE
4
CYL GND
5
CYL FG
6
CYL +B
CYL_DRIVE
CYL_FG
R1004
5.6K
0
SW ^4.9
Q1018
DTC124EKA ₀
1
2
3
4
5
6
7
8
9 10
0 5.2 13.2 0
0
0
0 13.2 12.0 0
7
CYL PG
8
GND
CYL_PG
D1005 ^R1042 D1013 D1010
9
CTL-
10
CTL+
7
11 MOTOR GND
CTL-
CTL+
W920
11ES1 ^{2.7 1W} 11E1 11E1N
MOTOR_GND
7
12 CAP/M F/R
13
VCO
14
CTL
15
VCC
16
FG
17 I LIMIT
18
V.REF
19 AUDIO PB
R1009
47K
CAP_FG
R1030
10K
W831
TO TUNER/AUDIO
NA_PB/LINE/TU
LP-H
V.REC_ST-H
20 AUDIO REC
FROM/TO TUNER/AUDIO
6
AUDIO_PB
6
AUDIO_REC
FROM POWER/I/O
S804Y
MOTOR GND
CP1001
TAS-X05X-D1
1
MS SW3
MS-SW3
X1001
R1005
0
NTSC SW
Q1002
NTSC-H
2
MS SW2
MS-SW2
8MHz
39K
DTC124EKA
5.1
0
3 MS SW COM
4
MS SW1
MS-SW1
5
MS SW0
MS-SW0
5
FROM MODE SW
C1018
0 2.1 2.0 5.2 5.2 ^NC 0 5.3 5.3 5.3 5.3 0 0 0 0 0 0 5.2 2.7 1.8 5.2 2.5 5.3 0 ^NC2.6
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
ENV.DET
5
16V 470 YK
ATR_LED
ATR LED
1 VSAD
41 COLOR ROTARY
H.AMP SW
H.AMP_SW
FROM/TO Y/C
TO OPERATION 1
REC_LED
T-REC_LED
NTSC-H
REEL-S
PLAY_LED
R1090 22K
5.2
PLAY LED
4.9
NC
REPEAT LED
5.2
NTSC-H
0
REEL-S
2 BOT
3 CAS DOWN/SERVICE
4 EOT
5 VIDEO ENV DET
6 HI-FI ENV DET
7 DEW
8 SLOW TRACK OFF SET
42 DUMMY-V SYNC
43 VDD
44 PWM 0
45 PWM 1
46 DRM ON
47 CAP ON
48 LDM REV
NC
VIDEO H.SW
V.REC START-H
REC-H
0
NC
2.6 ¹⁵ _R1002
H.SW
2.7 _R1083
5.2 ^1K
1K
V.REC_ST-H
C1053_1
0.1 _F
H.SW
DV_SYNC[S]
TRICK_PB-H
H.AMP_SW
SYNC
GND
V.REC_ST-H
REEL-T
R1070 22K
0
REEL-T
0
9 CYLICAP MOTOR SELECT
10 VDAD
49 LDM FWD
50 CAP LIMIT
5.3
SP-H NC
5.3
NTSC-H
V.REC_ST-H
4
BOT SENSOR EOT SENSOR
Q1056
Q1055
RPT-38PB113 RPT-38PB113
5.2
5.2
0
D1001 ⁰
BUFFER
5.2 Q1051
2SC2412K
0
0
SENS LED
R1017
0
CE
100
5.2
R1018
100
1.2
COUNT P IN
11 DFG OUT
12 DFG IN
13 DPG IN
14 CFG IN
15 CFG OUT
IC1001
SYSCON/SERVO
OEC9032B
51 CAP F/R
52 VV-H
53 EXT IN-L
54 EXT-H
55 MS SW0
LP-H
5.3
TRICK PB L
0
SEARCH SPEED SW
0
W832
R1066
ENV.DET
4
SLR-938C
S.DATA T-S
16 VSSA
56 MS SW1
2HEAD/4HEAD
-4-AB
R1019 ^1.9
17 VREF
57 MS SW2
0
22K
SENSOR
LED DRIVER ^5.0
Q1052
2SC2872S
0
S.DATA S-T
100
5.1
S.CLK
18 CTL AMP-
19 CTL AMP OUT
58 MS SW3
59 TAPE IN LED
BILINGAL-L
5.2
STEREO L
0
R1020
0
20 CTL -
60 REC LED
5.2
100
COMP
21 CTL +
61 T-REC LED
AUDIO DET IN
TRICK_PB_5V
DRIVER
EOT
0
22 VDPA
62 CLOCK 0
0
Q1010
3
BOT
SYNC IN
0
23 RESET B
63 CLOCK 1
Hi-Fi L
0
TRICK_PB-L
DTA124EKA
4.9
COUNT P OUT
24 TEST
64 VSS
NC
0
3
FROM/TO MICON
STR-B
S.DATA-T-S
S.DATA-S-T
S.CLK
TRICK_PB-L
H.SW
2
CAUTION: DIGITAL TRANSISTOR
CAUTION: SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
SYNC
R1022
1K
5.2
5.2
NC
CTL OUT
NC
0
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
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 2.6 5.3 5.3 0
NC
R1046
22K ^R1045
TAB SW
SW1010
MPU20250MLB0
R1041
4.7K
2
3
1
56K
R1044
SERVICE
TP1001
R1040
4.7K 1/4W
C1047
120P CH
R1036
10K
C1027
0.001
B
C1030
0.1 B
R1047
100K
D1009
4.9
TRICK_PB-H
FROM POWER/I/O
C1032
0.1 B
MOTOR_GND
GND
AT+12V
AT+5.6V
P.CON+5V
AT+5V
2
CAPSTAN AFC SIGNAL
DESCRIBED IN PARTS LIST ONLY
56K
1SS133
CYLINDER AFC SIGNAL
CAUTION: DIGITAL TRANSISTOR
1
NOTE: THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
R1043
270
SUPPLY 2.3 0
REEL 1
2
SENS
Q1053
GP1S94 4 _1.2 3 ₀
TAKE UP
REEL SENS
Q1054
GP1S94
1.2
1
0
2
40 30
R1025
10K
C1050
0.1 B
CYLINDER APC SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
1
PCB010
VM7125
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