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4.25
SYSTEM CONTROL BLOCK DIAGRAM
5
CAP MDA
CAP_REV ( L )
6
M
CAP_CTL_V
CAP_FG
2
CN3001
DRUM_CTL_V
DRUM MOTOR
3
D.PG
4
D.FG
5
M
4
5 5
LOADING
MOTOR
CN3002
LDM2
M
LDM1
1
ROTARY
CN3004
ENCODER
LSB
1
3
LSC
LSA
3
1
2
A/C HEAD
A/C HEAD
CN2001
CN1
CTL HEAD (-)
2
CTL
CTL HEAD (+)
1
D.FF
TO
V. PULSE
VIDEO/
2
VIDEO_ENV
AUDIO
C. SYNC/V. REF
TO ADV.JOG
CN7003
CN7001
JSA
JSB
1
A
B
MAIN ( SYSCON )
0
3
CN3003
3
WF1
WF2
3
4
5
WF3
PC3001
PHOTO
SENSOR
IC3004
PC3002
( LOADING MOTOR
PHOTO
SENSOR
VOLTAGE CONTROL )
2
9
LDM2
LMC1
2
4
7
LDM1
LMC2
1
DRIVE
VOLTAGE
Vref
CONTROL
Q3001
2
WF4
6
7
D.FF
B12
HR-S8850MS
HR-S6850MS
HR-S7850MS
B13
HR-S7851MS
V.REF
1
2
Note : For the waveforms in this block diagram, refer to page 4-41.
C
D
IC3001
( SYSTEM CONTROL MICRO PROCESSOR )
65
X1
28
CAP_REV ( L )
64
X2
69
OSC2 ( OUT )
101
CAPPWM
8
CFG
67
OSC1 ( IN )
TP3908
58
REC_SAFETY
102
DRUMPWM
53
107
S. CLK
DPG
52
108
S. DATA_FRSYS
DFG
51
S. DATA_TOSYS
29
RC
54
SP_FG
47
OSD_CS
55
TU_FG
Vcc
46
S. CASS ( H )
35
LMC1
36
15
LMC2
END_SENSOR
37
LMC3
14
START_SENSOR
83
SLOW_P
26
LSB
27
LSC
25
LSA
80
V. P. CTL
TP4001
CTL.P
TP3905
6
CTLAMPOUT
66
RES
3
CTL ( - )
1
CTL ( + )
WF5
49
I2C_DATA_A/V
50
I2C_CLK_A/V
100
V. FF
74
A. MUTE ( H )
110
99
V. PULSE
A.FF
13
88
VIDEO_ENV
H. REC_ST ( H )
98
97
C. SYNC
N. REC_ST ( H )
105
N.REC ( H )
WF6
76
TP3906
I2C_DATA2
75
I2C_CLK2
56
59
JSA
SW1
57
JSB
91
SW2
72
TU_A_MUTE ( H )
TP3907
73
TU_V_MUTE ( H )
E
4-47
4-48
X3001
C3025
TIMER
CLOCK
Timer Clock
(32KHz)
X3002
MAIN
SYSTEM
CLOCK
(10MHz)
S3001
REC_SAFETY
TP3902
TP3901
I2C_DATA2
SIO
I2C_CLK2
S3002
S.CASS
END
Q3003
SENSOR
START
Q3002
SENSOR
D. FF
V. REF
D3004
1
2
RESET
AL5.8V
4
IC3002
( RESET )
I2C_DATA2
I2C_CLK2
5
SDA
IC3003
6
SCL
( SERIAL MEMORY )
F
G
TO
SW/DISPLAY
S. CLK
S. DATA_FRSYS
TO
ON SCREEN
S. CLK
S. DATA_FRSYS
RC
OSD_CS
I2C_DATA2
I2C_CLK2
TO TERMINAL(I/O)
CN903
CN913
I2C_CLK2
8
9
I2C_DATA2
TO 2D DIGITAL
CN1201
TO 3D/TBC(2M)
CN501
CN1401
17
SLOW_PULSE
15
D. FF
14
V. REF
13
V. P. CTL
I2C_DATA_A/V
12
I2C_CLK_A/V
11
TO
TERMINAL(S-SUB)
CN901
CN911
2
I2C_DATA
1
I2C_CLK
TO
VIDEO/AUDIO
I2C_DATA_A/V
I2C_CLK_A/V
A. MUTE ( H )
A.FF
H. REC_ST ( H )
N. REC_ST ( H )
N. REC_ (H)
TO
TUNER
I2C_DATA2
I2C_CLK2
SW1
SW2
TU_A_MUTE ( H )
TU_V_MUTE ( H )
H
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