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Toshiba MV19K1W Service Manual page 44

Color television/ video cassette recorder
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A
B
FROM/TO POWER
D1011
SB10-03A3
8
AT+5.6V
D1006
SB10-03A3
P.CON+5V
P.CON+12V
POWER_FAIL[DC]
VCR_POWER_H
CAP_HI_H
CAP_VCO
(S/S)
GND
MOTOR_GND
LOADING MOTOR DRIVER IC
IC1003
BA6955AN
7
CONTROL LOGIC
STD
POWER
SAVE
1
2
3
4
5
6
7
8
12.1
0
0
0
10.8
0
10.9
12.1
D1004
D1005
11E1N
RD12FB
6
R1005
D1001
W804
2.7
1W
11E1N
5
FROM/TO DECK
CP1006
(CP101)
52045-0445
CENTLED
1
VCC
2
BOT
LM-
3
LDM-
LM+
4
LDM+
C1002
CP1002
CH22076A
C1005
0.001 Y
1
EOT
0.001 Y
2
VCC
4
TAB_SW
0
5.1
FROM/TO MICRO MOTOR
0
LED DRIVER
CP1005_1
Q1024
52045-0545
DTC143EKA
5
CYL DRIVE
W851
4
CYL GND
3
CYL FG
2
CYL +B
3
1
CYL PG
CYL_DRIVE
R1023
CYL_FG
1K 1/4W
R1027
CYL_PG
1K 1/4W
C1091
2
0.1 B
FROM/TO CAPSTAN DD UNIT
C1066
CP1004
0.1 B
TMC-J08P-B1
1
GND
2
MOTOR_GND
3
I LIMIT
CAP_CTL
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 1/4W
NOTE:
THE DC VOLTAGE AT EACH PART WAS
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
A
B
C
MICON SCHEMATIC DIAGRAM
R1029
4.7K 1/4W
R1064
5.9
X_RAY_SW
10K
X_RAY
0.2
Q1023
2SC2412K
0
NC
0.9
0.9
0
1.8
2.5
80
79
78
77
76
75
VCR_A_MUTE
0
R1077
TV_A_MUTE
5.1
1K
5.1
NC
CA/MA_SEL
5.1
POWER_FAIL_L
5.9
NC
CFG AMP-OUT
20
2.6
C1007
R1008
CAP_FG
CAP-FG
2.5
1 F
1K 1/4W
C1013 0.0056
B
AMP-VSS
0
CYL_FG
DRUM-FG
2.0
21
22
CYL_PG
DRUM-PG
0.6
C1015
10V
47
KA
AMP-VREFOUT
2.5
C1016
16V
22
KA
AMP-VREFIN
2.5
C1018
50V
4.7
KA
C
0.2
CTL-
CTL-
R1012
C1019
0
R1009 560
CTL+
10K
0.001 CH
CTL+
2.5
C1020
R1013 560
AMP C
C1027
2.6
16V
10
KA
0
0.0039 B
CTL AMP-OUT
FF/REW_SW
2.5
C1022 0.1
B
23
Q1004
5.1
DTC124EKA
5.1
0
5.2
0
1
2
3
4
5
6
1.4 1.4
0
0
0
2.4 2.2
COL_ROTA
H.SW
VIDEO-H SW
Q1014
R1070
H.AMP_SW_1
DTC124EKA
2.6
18K
2.6
0
CAP_F/R
R1024
1K 1/4W
5.1
1.3
2.4
1.2
SENSOR SW
1.2
5.2
0.8
5.2
1
2
Q1002
2SC2412K
2
3
2
3
MS_SEN A
Q1009
GP1S94L
MS_SEN B
1
4
1
4
Q1003
4
3
0.8
1.4
0.5
1.4
GP1S94L
0
0.9
REEL SENSOR
Q1001
GP1S566
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
C
D
E
(SYSCON PCB)
C1082
0.01
B
C1041
C1060
0.1
B
150P CH
25
C1061
26
150P CH
C1034
0.1 F
R1044
C1035
3.3K
200P CH
R1045
3.3K
R1001
C1031
3.3K 1/4W
0.001 Y
NC NC
NC
NC
0
5.2
2.5
2.6
5.1
0
2.5
0
0
0
5.1
0
4.9
4.2
0
2.3
1.6
2.1
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
81 VCR_A_MUTE
50 TAB SW
82 TV_A_MUTE
49 OSD-VSS
83 FF/REW-L
48 CM_ADV_AUDIO
TIMER SYSCON MICON IC
IC1001
OEC7041A
98 AMP-VCC
33 AKB CTL
99 ANALOG VCC
32 OTPB LED
100 DEW
31 ON-TIMER LED
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
0
5.2 5.2
0
2.2
0
0
0
5.2 2.3 2.6 2.6
0
0
0
0
0
0.1 5.2 5.2
NC
NC
R1049
SYSTEM RESET IC
4.7K
IC1002 PST600H
1.2
0
1
2
IN
GND
OUT
D1017
1
2
3
1SS133
5.1
0
5.2
4
3
0
0.9
REEL SENSOR
Q1005
GP1S566
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
SERVICE
NC
TP1001
R1032
10K
R1059
INVERTER
4.7K
Q1016
2SC2412K
4.2
-0.7
C1055
INVERTER
330P CH
0
Q1015
4.9
2SC2412K
R1057
0.1
47K
0
28
R1033
1K
5.2
0
5.2
C1062
53
52
51
0.1 B
TAB_SW
5.2
R1078 390K
0
0
CM_ADV_VIDEO
0
NUB
0
C1046 20P CH
OSC-OUT2
L1001
2.6
2.2uH
OSC-IN2
2.5
C1047 18P CH
R1040
CLKSEL
5.2
33K 1/4W
NC
AV 2
0
NC
AV 1
0
VSS
24
0
C1040 18P CH
X-OUT(12MHz)
X1001
2.6
12MHz
X-IN(12MHz)
2.1
C1048 18P CH
VCC
C1026
5.2
C1049 22P CH
0.1 B
XC_OUT(32KHz)
X1002
1.3
32.768KHz
XC_IN(32KHz)
1.5
C1050 20P CH
RESET
RESET-L
5.2
NC
0
NC
0
NC
0
28
29
30
5.2
0
0
BUFFER
5.2
Q1017
2SC2412K
4.5
TV_POWER_H
C1030
5.2
BUFFER
0.1 B
Q1018
2.5
2.6
0
5.2
5.2
2SC2412K
5
6
7
8
4.5
VCR_POWER_H
4
3
2
1
0
0
0
0
R.SIGNAL
G.SIGNAL
B.SIGNAL
TUNER VIDEO SIGNAL
DEFLECTION SIGNAL
CAPSTAN AFC SIGNAL
CYLINDER AFC SIGNAL
CYLINDER APC SIGNAL
CAUTION: DIGITAL TRANSISTOR
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
FROM/TO Y/C/AUDIO/HEAD AMP
H.SW
SCL
SDA
SD_VIDEO
ENV_DET
VCR_A_MUTE
CTL+
CTL-
6
COL_ROTA
D.V_SYNC
V.REC_ST_H
H.AMP_SW_1
COMP
FROM/TO CHROMA/IF
HD
VD
X_RAY
AFT_M
5
SCL
SDA
OSD_R
OSD_G
OSD_B
OSD_BLK
TV_POWER_H
VCR_POWER_H
TRICK-PB-H
FROM/TO IN/OUT
4
IIC_OFF
EXT_MUTE
TV_POWER_H
REC_LED
T-REC_LED
KEY_A
KEY_B
REMOCON_IN
3
SCL
SDA
TO SOUND AMP
TV_POWER_H
TV_A_MUTE
2
PCB010
VM9175
1
H

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