JVC SR-VS20E User Manual

(
RESET
)
SHTL
(
L
)
OSC1
(
IN
)
OSC2
(
OUT
)
(10MHz)
(32KHz)
(
SYSTEM CONTROL MICRO PROCESSOR
)
VOLTAGE CONTROL
)
(
LOADING MOTOR
MAIN
(
SYSCON, SUB CPU
)
TO
CONNECTION
TO
CN7001
TO
DV MAIN (DV SYSCON)
AL5V
S3002
S.CASS
65
X1
D.F F
3
5
4
Q3002
Q3003
CLOCK
SYSTEM
64
67
69
MAIN
CLOCK
X3002
TIMER
53
52
51
41
S.CLK
X2
SUB_RESET/EXP_CLK
END
STAR
15
14
17
79
104
T
SENSOR
SENSOR
X3001
CN3011
S.CLK
S.CLK
D.F F
TO
VIDEO/AUDIO
TO
TUNER
IC3003
49
50
47
48
46
6
5
61
60
76
75
SDA
SCL
IC3001
28
30
CN3003
MDA
8
101
CAPPWM
CFG
107
108
DPG
DFG
55
54
102
PHOTO
PC3002
PC3001
SENSOR
PHOTO
35
LMC1
37
LMC3
LMC2
36
26
27
LSB
25
LSA
LSC
TP4001
CTL.P
SENSOR
AGEVOL T
CONTROL
DRIVE
Q3001
IC3004
3
2
CN3001
4
5
3
D.P G
D.F G
4
3
5
9
LMC1
1
Vref
LMC2
7
LDM2
2
LDM1
4
2
CN3002
1
LDM1
LDM2
1
LSB
CN3004
3
LSA
2
LSC
AR YROT
ENCODER
MOTOR
6
CAP
55
M
DRUM MOTOR
M
M
CON1
LOADING
1
3
.FF
98
100
V
66
RES
TP3905
3
2
RESET
D3004
1
71
MODE
97
94
JSA/STLA
FWE
62
95
JSB/STLB
Vcc
TP3904
IC3002
D.F F
CN2001
7
6
D.F F
C.SYNC/VREF
16
CN7507
15
TP3903
AL5.8V
1
2
HEAD
HEAD
A/C
TO
A/C
CTL
8 5 JOG
JOG/SHUTTLE
UNIT
FW7008
CN1
VIDEO/AUDIO
12
6
CTLAMPOUT
1
2
3
5
4
ABCD EFGH
SYSTEM CONTROL BLOCK DIAGRAM (VHS)
CTL HEAD
(
-
)
CTL HEAD
(
+
)
CTL
(
-
)
CTL
(
+
)
C3025
Timer clock
(
SERIAL MEMORY
)
TO
CONNECTION
4.37
4-77 4-78
I2C CLK2
I 2 C D ATA 2
I 2 C D ATA 2
I2C CLK2
CAP REV
(
L
)
CAP CTL V
CAP FG
DRUM CTL V
SHUTTLE(L)
J1/JOG_B
JSA/SHUTTLE A
JSB/SHUTTLE B
S.DATA FRSYS
S.DATA TOSYS
S.DATA FRSYS
I2C DATA A/V
I2C CLK A/V
TU DATA
TU CLK
SP FG
S.DATA TOSYS
REC SAFETY
END SENSOR
START SENSOR
I2C DATA A/V
I2C CLK A/V
TU DATA
TU CLK
I2C DATA2
I2C CLK2
DISPLAY
TU FG
CAP REV
(
L
)
S.DATA FRSYS
DRUMPWM
C. SYNC
13
12
11
1
2
4
5
6
J2/JOG_A
D3011
D3012
FW7007
16
15
13
12
11
1
2
4
5
6
36
JACK
CN7002
Note : For the waveforms in this block diagram, refer to page 4-71.
ONLY USED
FOR EU MODELS
D3005
S3001
REC_SAFETY
96
S_CASS(H)
SUB_BUSY/WIDE_DET2
SUB_CS/EXP2_DATA
RXD
TXD
DIAL_PLAY(L)
SUB_DATA_OUT/KBUS_DATA_OUT
DIAL_OFF(L)
DIAL_AUTO(L)
HOUSING_SW
SUB_DATA_IN/KBUS_DATA_IN
SUB_CLK/KBUS_CLK
TP3902
TP3901
WF1
WF2
WF3
WF4
WF5
WF6
SUB_RESET
SUB_BUSY
SUB_CS
SUB_IN
SUB_OUT
SUB_CLK
15
60
64
16
18
17
IC3301
TXD
RXD
DIAL_PLAY(H)
DIAL_OFF(H)
DIAL_AUTO(H)
HOUSING_SW
8
9
59
58
56
57
CN3014
2
1
4
3
6
5
Q3304
SW
Q3303
SW
Q3302
SW
CN1002
TP3303
TP3304
TP3305
Q3305
Q3306
SW

JVC SR-VS20E Specifications

General

Brand	JVC
Model	SR-VS20E
Category	VCR
Language	English