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ABCDEFGHJKL
M
94 96
ROM2H ROM1H
ROM0H
ROM0LROM1LROM2L
B48K158-3
REV
CN3
GND VCC
OPT IO
H.VOL
#18
#9
POWER
#13
#4
+24B
+5B
+5V
+24V
P.FEED
#8
IC CARD
AN78N12
#2
#6#7
#14
#15
#16
#10
#11
#12
#17
#19
#20
#21
#26
#3
PANEL
CN2
RC
/RESET
39.3216MHZ
#34
CDCC
#31
#29
#33
#28
#23
FUSER
SCNMTR
SCNLSR
MTR
FAN
#22
#36#37
#42
#40
#38
#41 #39
#32
0P
#30
#27
#35
#24
#1
X24C04F
#5
SLOT4
SLOT3
SLOT2
SLOT1
P7
P6
(EVEN) (EVEN)
(EVEN)
(ODD)(ODD)(ODD)
74ALS
1034
74ALS
1034
LS74
BZ1
CN1
Y2
74F245D
74F245D
P13
P14
RS232C
P12(WHITE)
(WHITE)
P10
P9
(RED)
P8
R3041
74F245D 74F245D
M38063E6FP
P4
S1
P1
P3
µPD65626
M65340FP
74LS245 74LS245
P2
74LS244
74LS244
74LS244
P5
P15
CN4
HM514800
HM514800
HM514800
HM514800
P11
M65243FP
LS08
7
1
36
18
3
1
1
R101
D7
CP5
SP9
D8
R94
R100
52
C117
53
SP10
R117
C128
R116
R99
R95
C111
R96
R91
C100
C99
C97
C105
C107
R86
C102
R85
R93
C118
C144
C145
R122
C142
C147
C148
C149
C129
R118
C146
C130
C131
C132
C133
C134
C135
C136
C137
C138
R105
C119
C115
105
104
R104
R102
RA58
RA57
RA47
C85
RA46
22 42
RA38
1
19
13
25
1
14
R81
Q18
1
R79
C89
C87
R72
33
R77
C93C94
C95
R63
SP8
208
R75
R70
R71
R66
32
RA37 RA32
53
54
C78
R73
R62
R67
R68
C86
R69
R65
C84
R64
157
R78
R83
C96
156
RA41
C104
C108
RA48
C66
C76
C68
C67
75
74
C70
RA29
RA26
C74
C71
12
11
R55
C75
R59
R54
Q15
C72
1
C69
4
C83
R61
D4
D6
3
1
Q19 Q17
Q16
R82
R80
D5
4
C81
C80
R60
1
C77
RA35
RA33
RA36RA34
RA30 RA28
RA31 RA27
22
C59
C16
(48)
B16
(32)
A16
(16)
(33)
C1
(17)
B1
(1)
A1
C60
R49
6
2
1
4
1
16
15
C55
C54
R47
C52
C51
C53
R48
C56
R45
R46
R40
R41
C48
R39
D3
Q14
R25
R26
1
R36
Q12
R31
R27
C34
UPC
358
80
C35
Q11 Q9
Q8 Q7
C31
R33
C41
C45
C50
C37
R30
LS07
24
R35
R37
R34
C42
C43
C39
C38
C36
RA23
25
40
R24
XT1
5.0MHZ
80 65
C26
R20
41
R16
R15
R19
C23
R18
C21
C20
C19
C22
C17
C14
RA4
C16
C15
FLOCK
C10
R9
R11
C9
C12
80
81
8
65
L1
64
Q6
GND
GND
+24VRET
+24V
+5V
+5V
HEAT
1
R13
C8
Q4
Q5R12
C7
1
20
19
2
1
20
21
2
1
C1
33
34
67
68
RA3
RA2
51
50
C6
R2
RA1
R1
SP1
1
2
35
36
2
1
2
1
2
1
2
1
74F04
74F04
74F04
74F04
C44
C46C47
C49
C61
C62
C63C64
R44
RA22
RA16
RA15
RA18
RA17
RA13 RA12 RA11
RA10
R23
C29
C28
C30
RA9
(1)
RA14
A1
B1
(26)
(25)
A25
B25
(50)
C27
C24
R21
R22
CARTRIDGE
C65
R28
R29
8MX6
SOLDER OUT
SP5
SP6
SP7
CP2
CP3
CP4
RA19
CP2
R50
C58
#25
R43
R42
CP3
SP6
CP4
SP7
SP5
C32
C4
13
30
31
C5
Q2
Q3
R8
R6 Q1
R7
D1
1
100
C18
64
41
40
25
24
C33
SP4
RA21
RA20
1
21
C57
22
21
22
21
RA39
21 1
C92
C90
C91
22
42
21 1
22
42
1
21
42
1
42
1
42
1
R121
R120
R115
R113
R111
C139
C140
C125
C127
C121
SP11
C143
C154
SP12
R114
C141
R112
C126
C123
R110
CP6
C122
C120
C112
C113
R98
C110
C124
C114
ADM202JRN ADM202JRN
C109
R89
R90
RA44
R88
C116
72
71
72
71
72
71
C150
C151
C152
C153
72
71
1
2
7
8
18
12
C98 C82
C73
C13
2
SP3
R17
Q13 Q10
R38
R52R51 RA25 RA24
R92
RA52
PST591DMT
C25
SP2
R4
R123
R3
CP1
R14
C11
R10
RA40
RA45
RA42
RA49
RA50
R97
RA53
R109
R84
R87
C106
C103 C101
RA43
RA51
RA55 RA54
R106
R103
R107
R108
RA56
RA60
RA59
R119
RA64
RA63
RA62
RA61
C88
R76
R74
C79 R57
R58
R56
R53
C40
R32
D2
C3
C2
R124
R125
49.3576MHz
Y1
Figure 3.4 Main PCB
ASIC M65243FP
CPU(VIDEO)
CPU(ENGINE)
ASIC µPD65626
ASIC M65340 FP
Control panel connector
Font card connector
Font cartridge connector
Centronics parallel I/F connector
ROM block
RS-232C serial I/F connector
DRAM block
SIMM block
Option I/F connector