SYSCON/TIMER/SERVO
IC1001 OEC0090B
Y/C/AUDIO/
CCD/HEAD AMP
POWER ON-L
DRUM PWM
MS SEN-B
POWER FAIL
TRICK PB-H/EE-H
KEY-B
KEY-A
DUMMY V.SYNC
C.ROTARY
SP-L/LP-M/EP-H
50
29
107
27
37
88
30
99
105
109
SYSTEM CONTROL BLOCK DIAGRAM
KEY-A
DISPLAY
POWER_ON-L
POWER_FAIL
POWER
VIDEO H.SW
91
DPG
103
DFG
104
4FSC
4 FSC IN
22
AUDIO MUTE-H
92
X1001
10MHz
OSC 2
OSC 1
78
80
REC/EE/PB
52
TUNER
CYL SPEED UP
48
D1001
P.CON_5V
REM IN
43
BOT-H
EOT-H
25
26
REEL-S
69
REEL-T
70
REEL SENS
Q1002
1
2
VCC
BOT
P.CON+5V_A
BOT SENSOR
Q101
EOT SENSOR
Q1006
REEL SENS
Q1001
P.CON+5V
CP1003
3
5
CYL PG
CYL FG
CP1001
7
CYL DRIVE
CAP PWM
108
CAP LIMIT
83
CAP FULL
102
CAP FG
9
CAP FWD-L
71
3
4
I LIMIT
CTL
CP1002
6
FG
7
CAP.M F/R
2
1
4
3
MS SENS CTL
49
MS SEN-A
28
2
1
4
3
MS_SEN A
Q1005
MS_SEN B
Q1004
2
3
4
1
2
3
4
1
Q1003
SENSOR SW.
MICRO
MOTOR
CAPSTAN
DD UNIT
DECK BLK
AT+5V
H.AMP SW 100
TRICK_PB-H/EE-H
DUMMY_V.SYNC
C.ROTARY
SP/LP/EP-H
H.SW
AUDIO_MUTE-H
REC/EE/PB
H.AMP_SW
V ENV
V.REC ST-H
90
24
CV IN1
17
ENV.DET
V.REC_ST-H
OSD_V
CTL(+)
3
CTL(-)
4
CV OUT
AFT S.CURVE
33
19
VCR-H
96
IIC SDA
IIC CLK
59
60
VIDEO_OUT
TV/VCR
IIC_DATA
IIC_CLK
KEY-B
REM_IN
AFT-S.CURVE
CTL+
CTL-
P.CON+5V
LDM FWD
67
LDM RVS
68
TAB SW
53
REC DOWN
SW
2
4
1
8
5
IC1002 BA6955N
3
4
LDM-
LDM+
CP1003
M
LOADING
MOTOR
AT+12.6V
LOADING MOTOR DRIVER
RESET
77
3
1
2
IC1003
RE5VS31A
AT+5V
SYSTEM
RESET
7
5
6
EEPROM
IC1099
S-24C08ADPA-01
DOC_XO_CTL
89
INPUT SEL
94
DOC_XO_CTL
INPUT_SEL
C.SYNC 111
C.SYNC
SCL
SDA
COMP 101
COMP
S01/FL SD OUT
FL S CLK
64
63
FL CS
55
CENT LED
84
S01/FL_SD_OUT
FL_S_CLK
FL_CS
Q1007
SENS CTL
ST SELECT
31
HIFI H.SW 106
HIFI ENV
32
ST_SELECT
HIFI_H.SW
HIFI_ENV.DET
TUNER-L
97
AUDIO OUT MUTE-L
93
TUNER-L
AUDIO_OUT MUTE-L
IIC_DATA
IIC_CLK
AUDIO_MUTE-H
V.REC_ST-H
HIFI/
DEMODULATOR
VIDEO MUTE_H
98
VIDEO MUTE_H
CV IN2
16