- 36 -
7-1. BLOCK DIAGRAMS (2)
AD ( )
PJED, REGI
CORRECTION
84
67
62
61
IC9401
DSP PJE
64
68
55
70
69
71
52
51
44
39
37
30
26
60
22
21
56
57
58
23
24
27
32
10
12
13
14
5
6
7
XWC
55
12
6
36
IC9400
PJED CPU
11
52
44
53
48
50
37
16
17
18
15
32
33
34
63
8
7
39
4
62
64
61
47
46
49
27
D9401
D9402
X9401
9
4
IC9403
Q9417
Q9416
SDAT
SCLK
5
IC9402
6
7
XWC
PSCL
PSDA
WP
PCLK
PDAT
Q9412
Q9415
Q9414
Q9413
1
IC9420
DF FILTER
7
6
D FOCUS
DF
DF-V
2
7
IC9414
1
SEN-LO
6
2
7
IC9413
1
6
2
SEN-U
SEN-LE
SEN-R
RIGHT
UPPER
LEFT
LOWER
5
7
1
3
CN9402
FRONT
SCREEN
SDAM
SCLM
X BUSY
X MUTE
X RAM CLR
X RESET
V BLK OUT 4
H BLK OUT
CK OUT
ODE V OUT
R IN
G IN
B IN
X MUTE
VXWC
SDAM
SCLM
X BUSY
X MUTE
X RAM CLR
X RESET
X BLK OUT
H BLK OUT
CK OUT
ODE V OUT
R IN
G IN
B IN
ATTEN
SEN-R
SEN-LE
SEN-U
SEN-LO
B CLK
W CLK 1
RV OUT 1
GV OUT 1
BV OUT 1
RH OUT 1
GH OUT 1
BH OUT 1
YS OUT
YM OUT
B OUT
G OUT
R OUT
HP IN
V SYNC IN
PWM
Y SIN
V BLK OUT 3
V BLK OUT 2
DF
YS
/BINT
XTAL
EXTAL
V SHIFT
H SHIFT
VP
/RESET
MAIN SDA
MAIN SCL
YM
O/NVM
WRITE PROT
SDA
SDA
SCL
BSY
MUTE
RAM CLR
RST
VBLK
HP
EXEC
R
G
EXODD
B
SEN-R
SEN-LE
ATTEN
SEN-U
SEN-LD
SWITCHES
Q9405, Q9406
YM OUT
RE-YS/YM
RE-B
RE-G
RE-R
HP
VSYNC
H CENTRE
4
5
46
2
3
48
47
1
B CLK
W CLK 1
RV OUT 1
GV OUT 1
RH OUT 1
GH OUT 1
BV OUT 1
BH OUT 1
45
XMUTE
IC9407
D-A CONVERTOR
8
25
33
12
16
41
37
B CLK
W CLK
DRV
DGV
DBV
DRH
DGH
DBH
MUTED
RH
OUT C
GV
RV
GH
BV
BH
RH
OUT C
GV
RV
GH
BV
BH
Q9407
RE-YS
Q9403
MUTE
Q9408
-V
/BINT
V SHIFT
H SHIFT
3
IC9406
RV FILTER & AMP
2
1
6
5
7
3
IC9405
RH FILTER & AMP
2
1
6
5
7
OUT C
OUT C
3
IC9408
GV FILTER & AMP
2
1
6
5
7
3
IC9409
GH FILTER & AMP
2
1
6
5
7
OUT C
H-SHIFT
3
IC9410
BV FILTER & AMP
2
1
6
5
7
3
IC9411
BH FILTER & AMP
2
1
6
5
7
OUT C
OUT C
RH
RH
RV
RV
GV
GV
GH
GH
BV
BV
BH
BH
OUT C
OUT
C
OUT C
RE-YS/YM
RE-B
RE-G
RE-R
SCLK
SDAT
/BINT
PSCL
PSDA
RH
RV
GH
GV
BH
BV
/REGI MUTE
VP
HP
H CENT
V SHIFT
DF
DFV
ABL
HC PARA
CN9401
CN9400
TO D BOARD
CN8026
TO D BOARD
CN8027
NOT
USED
1
2
3
4
7
8
9
11
12
14
15
18
17
20
1
2
4
5
7
8
10
11
14
13
5
/REGI MUTE