Micon Schematic Diagram - Aiwa VX-D2120 Service Manual

Basic tape mechanism : ovd-6s
Table of Contents

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A
B
D1006
FROM/TO POWER
D1010
SB10-03A3
8
AT+5.6V
SB10-03A3
GND
VCR_POWER_H
POWER_FAIL[DC]
CAP_VCO
AV_1
AV_2
REC_AFT
REC_AGC_CTL
SVL_R
7
MO_SYNC
SCL
SDA
IF_MOD
P.CON+5V_B
P.CON+5V_C
P.CON+5V
AT+12V
(LDM)
MOTOR_GND
LOADING MOTOR DRIVER IC
IC1001
BA6955AN
6
CONTROL LOGIC
TSD
POWER
SAVE
1
2
3
4
5
6
7
8
11.7
0
0
0
1.0
0
0.9
11.7
C1001
16V
100
KA
D1005
D1004
1N4005E
RD12FB
5
FROM/TO DECK
C1057
CP1006
(CP101)
52045-0445
0.1 B
1
VCC
R1003
2
BOT
68K
3
LDM-
4
LDM+
CD1002
(CP102)
CH22076A
EOT
1
EOT
2
VCC
P.CON+5V_B
CENT_LED_CTL
4
CENT LED CTL
4.9
Q1020
SW1001
DTC143EKA
SPVF130100
0
0
CYL_DRIVE
CYL_FG
3
CYL_PG
FROM/TO MICRO MOTOR
CP1005_1 52045-0545
CAP_FG
5
CYL DRIVE
W806
4
CYL GND
29
3
CYL FG
2
CYL +B
1
CYL PG
CAP_LIMIT
2
C1046
C1066
FROM/TO CAPSTAN DD UNIT
25V
220
RS
0.1 B
CP1004
TMC-J08P-B1
1
GND
2
MOTOR GND
3
I LIMIT
CONTROL_IN
4
CTL
CAP_VCO
5
VCO
CAP_FG
6
FG
CAP_F/R
7
CAP.M/F/R
8
VCC(5V)
R1010
1
3.3K
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
NOTE:
THE DC VOLTAGE AT EACH PART WAS
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
IS NON POLAR ONE.
A
B
C

MICON SCHEMATIC DIAGRAM

R1109
1K
0
0
5.0
84
83
82
81
VCR_A_MUTE
0
R1043
0
V.REC_ST_H
1K
0
NC
AV_1
0
0
AV1
SERVICE
TP1001
AV_2
5.0
AV2
JWF-50K-1
NC
OTPB_LED
0
OTPB LED
R1015
5.0
SERVICE
22K
0.2
SV1
NC
0
SV2
NC
W824
ON_TIM/PLAY_LED
5.0
ON_TIM_LED
0
NC
PLAY_LED
T-REC_LED
5.0
T-REC LED(SUB DATA IN)
5.0
REC_LED
REC LED(SUB DATA OUT)
V.SYNC
0.4
C SYNC
0
NC
HIFI H.SW
R1009
H.SW
2.7
VIDEO H.SW
C1041
R1012
1K
C1007
2.4
CAP PWM
0.18 B
0.022 B
56K
R1014
1.9
DRUM PWM
R1001
56K
CYL_DRIVE
0
COLOR ROTARY
C1006
26
25
NC
5.6K
0
C1008
H.AMP
0.022 B
NC
R1074
0
0.0047 B
COMP
NC
22
EXT_IN_L
22K 1/4W
5.0
EXT_IN_L
R1004 1K
23
CYL_PG
0
DPG
R1008 1K
CYL_FG
0.3
DFG
5.0
VCC (BACK UP)
D_V_SYNC
0
0
C1013
2.4
6.3V
22
KA
1
2
3
4
2.4
0
2.5 2.4 0.2 2.5 2.4 2.4 4.9 5.0
R1017
CTL+
C1018
560
220P CH
R1020
C1019
CTL-
560
C1015
0.1 B
P.CON+5V_C
0.0015 B
C1009
5.0
0.9
0.022 B
SENSOR SW
1
2
1.7
Q1002
2SC2412K
2
3
2
3
MS_SEN B
MS_SEN A
1
4
1
4
4
3
Q1003
Q1009
RPI-352Q01R
RPI-352Q01R
REEL SENS
Q1001
SG-260
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(SYSCON PCB)
X1002
X1001
32.768
10MHz
KHz
R1034
30
1M
21
NC
NC
NC
0
5.0 5.1 0.1
0
5.0 1.5 2.4 5.0 2.6 5.1 5.0 2.6
0
2.6 5.0 1.8 1.7 5.0
0
0
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
85
VCR_MUTE
56
P12
86
V.REC ST-H
87
SECAM_SW
SYSCON/TIMER/SERVO IC
IC1006
OEC0085B
110
DUMMY_V.SYNC
30
REC_VL
111
VSS (GND)
29
SECAM_REC_L
112
CTL REF
28
VOL CTL
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
0
0
0.9 1.0 1.0 0.2
0
0.1 4.3 0.3 5.1 5.1
0
NC
0
NC
R1027
10K
R1029
1K
R1046
KEY_A
4.7K
R1047
KEY_B
SYSTEM RESET IC
4.7K
IC1002
RE5VS31A
REEL SENS
Q1005
SG-260
R1049
1
2
4.7K
IN
GND
OUT
1
2
3
5.1
0
5.2
4
3
D1009
1SS133
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
ATTENTION:
LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
I-9
F
G
C1075
100P CH
SDA
C1076
SCL
C1030
100P
CH
0.1 F
5.1
0
4.8
4.7
8
7
6
5
NC
4.3
0
5.1
5.1
59
58
57
1
2
3
4
0
0
0
0
5.1
MO_SYNC
0.2
R1088
POWER_FAIL[DC]
POWER FAIL
5.2
10K 1/4W
OSD_CLK
OSD_CLK
4.0
OSD_DATA
OSD_DATA
5.1
3.7
OSD_CS
5.0
OSD_CS
0
2SC2412K
SCL
4.4
SCL
4.8
SDA
SDA
4.8
R1111
22K
DEC_TU_SW
DEC_TU_SW
0
SOD_DATA
0
R1042
22K 1/4W
SI1
0
VCC (BACK UP)
5.0
TUNER_ON/OFF
TUNER_ON/OFF
0
VSS (GND)
0
NC
CTL_MONITOR
5.0
2.4
CENT_LED_CTL
CENT LED CTL
4.9
REC_AGC_CTL
REC_AGC_CTL
0.7
IIC_OFF
IIC_OFF
5.0
R1035
CAP_LIMIT
CAP_LIMIT3
2.1
22K
VV_H
VV-H
5.0
VCR_POWER_ON-H
5.0
TV_POWER_ON-H
5.0
TU_AUDIO_MUTE_H
TUNER_MUTE
0
TUNER_CTL
TUNER_CTL
0
L1003
REEL-S
R1059
R1013
REEL S
47uH
5.0
P.CON+5V_B
HD SW
REEL-T
1K
10K
REEL T
Q1016
5.0
3.9
2SC2412K
C1055
R1060
SVL_R
0
-0.8
330P CH
100K
NC
0
5.0
26
27
28
0
0
NC
0
3.6
27
OSD IC
28
IC1003
LC74772V
0
V
V
DD
4.8
SS
C1035
2.5
OSC
RST
IN
4.8
20P CH
C1038
OSC
HSYNC
2.6
OUT
3.9
18P CH
CTRL1
VSYNC
0
4.5
TEST
OUT
0
IN
MOD
0
R1095
OSD_CS
CS
B
0
1.9
150
R1093
OSD_CLK
SCLK
G
4.0
1.9
150
R1094
OSD_DATA
SIN
R
3.7
1.9
150
R1092
NC
CK
BLANK
0
OUT
0
10K
NC
NC
BLK4
CHA3
0
0
NC
NC
CHA4
BLK3
0
0
NC
NC
NC
NC
1.2
1.3
CAPSTAN AFC SIGNAL
CYLINDER AFC SIGNAL
CYLINDER APC SIGNAL
R.SIGNAL
ETANT
G.SIGNAL
B.SIGNAL
F
G
H
8
FROM/TO T'TEXT
SCL
SDA
TEXT_RESET
TUNER_ON/OFF
FROM/TO Y/C/A/H.AMP
VV_H
7
SCL
SDA
H.SW
GND
ENV_DET
VCR_A_MUTE
CTL+
CTL-
V.SYNC
D_V_SYNC
V.REC_ST_H
BUFFER
Q1021
6
VCR_POWER_H
FROM/TO 21PIN I/O
ON_TIM/PLAY_LED
R1039
KEY_B
1K 1/4W
KEY_A
T-REC_LED
REC_LED
OTPB_LED
REMOCON_IN
5.1
BUFFER
Q1014
EXT_IN_L
2SC2412K
TU_AUDIO_MUTE_H
5
4.4
TV_POWER_H
R1090
DEC_TU_SW
TUNER_ON/OFF
1K
VD
FROM/TO CHROMA
SVL_M
C1044
0.0022 B
TUNER_CTL
VCR_POWER_H
0.1
TV_POWER_H
HD
4.5
0
VD
VD SW
Q1015
R.OUT
4
2SC2412K
G.OUT
B.OUT
HD
TEXT_Y
SDA
SCL
IIC_OFF
AFT_M
AGC_M
C1040
50V KA
1
3
C1069
220P CH
C1070
220P CH
C1071
220P CH
C1068
D1018
270P CH
B.OUT
C1065
TO SOUND AMP
1SS133
D1015
270P CH
TV_POWER_H
G.OUT
C1067
TV_A_MUTE
1SS133
D1016
270P CH
VOL_CTL
R.OUT
1SS133
2
D1017
TEXT_Y
1SS133
CAUTION: DIGITAL TRANSISTOR
1
PCB010
VM9171
H

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