Service manual

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
D1008
1SS133
D1004
1N4005E
D1009
1SS133
D1002 1N4005E
CP1003
IMSA-9604S-04Z14
1
2
3
4
Q1007
DTC124EKA
CENT SW
D1001
SID1050CM
X1001
10MHz
IC1003 RE5VS31A
SYSTEM RESET IC
123
CP1001
IMSA-9604S-07Z14
1
2
3
4
5
6
7
Q1005
RPI-352Q01R
MS_SEN A
1
23
4
Q1004
RPI-352Q01R
MS_SEN B
1
23
4
Q1001
SG-260
REEL SENSOR
1
2
34
Q1002
SG-260
REEL SENSOR
1
2
34
SW1001
SPVF130100
1 23
4
IC1002 BA6955AN
LOADING MOTOR DRIVER IC
12345678
CP1002
TMC-J08P-B1
1
2
3
4
5
6
7
8
D1003
TMPG06-12A
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARESINCE THESE PARTS MARKED BYCAUTION:
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANTLES PIECES REPAREES PAR UNATTENTION:
IC1099
S-24C01BDP
EEP ROM IC
1234
5678
Q1006
PNA2604M010R
EOT SENSOR
CAUTION: DIGITAL TRANSISTOR
RECORD COLOR SIGNAL
RECORD LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
L1001
15uH
W807
W808
TP1002
VIDEO H.SW
W832
TP1001
SERVICE
W827
Q1003
2SC1815Y
SW
C1020
476.3V KA
C1026
226.3V KA
C1027
4.725V KA
C1022 226.3V KA
C1018
476.3V KA
C1029
4.725V KA
C1001
1016V KA
R1024
33K
R1048
270K
R1033 56K R1035 56K
R1044 4.7K
R1045 47K
R1025
1M
R1043 2.7K
R1036
5.6K
R1038
10K
R1021
100 1/4W
R1023
33K
R1011
22K
R1050
470K
R1051
10K
R1026 10K R1027 10K
R1005
47K
R1009
47K
R1017
3.3K
R1019
3.3K
R1006
2.2K
R1015
18 1/4W
R1052
1K
R1054
1K 1/4W
R1055
1K
R1010
33K
1/4W
R1018
1K 1/4W
R1039
1M
R1049 820
R1042
220
R1053
15K 1/4W
R1004
47K
R1007
82K
1/4W
R1012
270
R1008
10K
R1013
47K
1/4W
R1047
6.8K
R1046
560 1/4W
R1041
560 1/4W
R1030_1 1M
R1034
4.7K
R1037
5.6K
R1014
180K
R1040
820
R1003
120 1/4W
C1015 220P CH
C1023 0.1 B
C1006
15P CH
C1033
0.022 B
C1025
120P CH
C1017
0.1 F
C1010
0.022 B
C1011 0.18 B
C1009
0.1 F
C1024
0.1 F
C1035
0.0039 X
C1008
0.01 B
C1019
82P CH
C1021
0.001 B
C1036
0.1 B
C1016
27P
CH
C1014
33P
CH
C1007
15P CH
C1030
0.0047
B
C1031 0.022 B
C1012
33
6.3V
KA
C1013
2206.3V YK
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
IC1001
OEC0089A
TIMER SYSCON SERVO CONTROLLER IC
110
100
11 12 13 14 15 16 17 18 192 20 21 22 23 24 25 26 27 28 293 30
31 32 33 34 35 36 37 38 39
4
40 41 42 43 44 45 46 47 48 49
5
50
515253545556575859
6
60616263646566676869
7
70717273747576777879
8
80
818283848586878889
9
90919293949596979899
IIC_DATA IIC_CLK AFT-S.CURVE TV/VCR VIDEO_OUT
POWER_FAIL
POWER_FAIL-AC
MODEVCC
POWER_ON-H
AT+5V[M-CON]
P.CON+5V
AT+5V
AT+12.6_V
4FSC
C.SYNC
GND
LDM.F
F/R
LDM.R
AUDIO_MUTE-H
V.REC_ST-H
SENS_LED
CAP_LIMIT CYL_DRIVE
GND
POWER_ON-H
GND
LDM.F LDM.R
LM- LM+
4FSC
REM_IN
DUMMY_V.SYNC
C.SYNC
SP/LP/EP-H
SP/LP/EP-H
TV/VCR
TRICK_PB-H/EE-H
BOT
TRICK_PB-H/EE-H
V.REC_ST-H
LM-
C.ROTARY
VIDEO_OUT
LM+
AUDIO_MUTE-H
REEL-T
REC/EE/PB
REEL-S
OSD_V
POWER_FAIL-AC
CTL-
CTL+
DOC_XO_CTL
CAP_FG
INPUT_SEL
CYL_PG
H.AMP_SW
CYL_FG
COMP
ENV.DET
FL_CS
CENT_LED
H.SW
FL_S_CLK
FL_SD_OUT
REEL-T
REM_IN
IIC_CLK
FL_CS
IIC_DATA
FL_SD_OUT
DOC_XO_CTL
FL_S_CLK
KEY-B
REEL-S
KEY-A
CTL+ CTL-
DUMMY_V.SYNC
AFT-S.CURVE
INPUT_SEL
C.ROTARY H.AMP_SW
REC/EE/PB
KEY-B KEY-A
ENV.DET
COMP
EOT
H.SW
CYL_DRIVE
IIC_DATA
IIC_CLK
CENT_LED
BOT
CONTROL_IN
EOT
CYL_DRIVE
MODEVCC
CYL_FG
CYL_PG
SENS_LED
CAP_LIMIT
CONTROL_IN
CAP_FG
F/R
PCB010
VMX181
(SYSCON PCB)
SYSTEM CONTROL/SERVO SCHEMATIC DIAGRAM
FROM/TO OPERATION
FROM/TO MICRO MOTOR
(LDM)
(CAP)
(S/S)
G-4G-3
NC
NC
NC
0
NC
NC
NC NC NC
NCNC
5.0000
1.3
2.6
2.6
05.005.05.005.0
100
TEST
32 CTL-H(-)
31 CTL-H(+)
50 D OSC IN
49 VSS(OS)
AFC LPF
CHR BIAS
CV OUT
V.REF
CV IN
Vcc(OSD)
VCC(SV)
CFG
DPG
DFG
CTL AMP
CTL BIAS
CTL AMP(-)
CTL GAIN SW
VSS(SV)
99 IIC DATA
82 REM IN
FS/IIC CLK
LDM FWD-H LDM REV-H
OSC 2 OSC 1
VSS
X1
CAP FWD
A.MUTE
V.REC ST-H
C.SYNC
4 FSC IN
4 FSC OUT D OSC OUTCOMP
H.AMP SW C.ROTARY DUMMY V.SYNC CAP PWM H.SW Hi Fi H.SW RESET A VDD AFT S.CURVE KEY-A KEY-B
TRICK PB-H
DRUM PWM A VSS
REEL-S
REEL-T
BOT-H MS SEN-B MS SEN-A EOT-H GND
48 AFC OSC
CYL SPEED UP
GND
TAB SW
SUB-RESET(TV/VCR LED)
84
VDD (60K=TEST)
REC LED
T-REC LED
NC
0
2.6
0
2.6
2.6
00
2.6
0
EE-H
HIFI ENV PG ST SEL CAP FULL INPUT SEL
0.4 1.3
5.0
CAP LIMIT
REC/EE/PB
P.OFF-L
83 SP/LP/EP-H
5.0
DA CL
TEST
VCC
VSS A2 A1 A0
1.2
CENT LED
0
1.2 0
0
1.2
2.4
ENV DET
SERVICE
5.1 0 5.0 5.0 5.0 4.3 4.7
5.0
5.0 5.0 5.0 4.8
4.5
4.5
5.0
5.2
5.2
3.5
3.5
3.3
2.7
2.8
3.3
3.42.43.24.33.25.05.05.005.05.05.05.05.02.32.4003.83.8
5.0
5.0
4.2
4.9
5.0
0
5.0 2.60.1
5.005.05.0
0000
0.6
1.60.6
5.6
1.4
1.4
0
5.2
4.9
4.9
9
8
7
10
11
13
CYL VCC 5V
GND
CYL DRIVE
CYL PG
CYL +B
CYL FG
CYL GND
0 0
5.0
0
0
DOC_XO_CTLFL_CS
FL_S_CLK
FL_SD_OUT
SENS LED
CTL_MONITER
TUNER_L
VCR-H(TV/VCR)
5.0
NC NCNCNC
000
0
3CH/4CH
NC NC
0.3
3.0
5.0
0.7
5.0
0.1
12
BOT
4.9
0.1
0
3.8
NC
6
FROM/TO POWER
POWER ON H
POWER FAIL-H
81 POWER ON L
AUDIO OUT MUTE L
VIDEO MUTE-H
JUST CLOCK
5.0
NC
14
00
0
5.0
(CP101)
11.9 000000
11.9
POWER
SAVE
CONTROL LOGIC
STD
VCC
LDM-
LDM+
FROM/TO DECK
FROM/TO CAPSTAN DD UNIT
GND
I LIMIT
CTL
VCO(12V)
FG
VCC(5V)
MOTOR_GND
CAP/M/F/R
FROM/TO TUNER
FROM/TO Y/C/AUDIO/CCD/HEAD AMP
GND OUTIN
5.0 0 5.0
5.0
5.0