Kyocera KM-4230 Service Manual page 575

9
Main PCB /
9
A B
SLEEP
1
IC35
8 7 6 5
1
_1G
RA19 19
_2G
1 2 3 4
2 18
1A1 _1Y1
SID 0
4 16
1A2 _1Y2
SID 1
6 14
SID 2 1A3 _1Y3
8 12
SID 3 1A4 _1Y4
11 9
2
SID 4 2A1 _2Y1
13 7
2A2 _2Y2
SID 5
15 5
2A3 _2Y3
SID 6
17 3
SID 7 2A4 _2Y4
8 7 6 5
RA21
1 2 3 4
3
IC68
8 7 6
1
_1G
RA101 19
_2G
1 2 3
2 18
1A1 _1Y1
SMRE
4 16
1A2 _1Y2
6 14
1A3 _1Y3
SOVSYNC
8 12
1A4 _1Y4
11 9
SCNCLK 2A1 _2Y1
13 7
2A2 _2Y2
4 15 5
2A3 _2Y3
17 3
2A4 _2Y4
S G
L53
CN4-1
CN4-4
S G
CN4-7
CN4-13
5
CN4-15
L55
CN4-17
CN4-19
CN4-21
CN4-26
1
19
S G
L48
2
PID 0 CN4-22
4
L47
6 6
PID 1 CN4-23
8
L46
11
PID 2 CN4-24
13
L45
15
PID 3 CN4-25
17
L43
PID 4 CN4-27
L41
PID 5 CN4-28
L39
PID 6 CN4-29
L38
PID 7 CN4-30
7
1
19
L50
2
PMRE CN4-20
4
L52
6
_POVSYNC CN4-18
8
L54
11
8
PRTCLK CN4-16
13
15
17
S G
A B
C D
_M2OE
RA20 M2SEL
1 8 SID0M
2 7 SID1M SID0M
3 6 SID2M SID1M
4 5 SID3M SID2M
SID3M
PID0
PID1
PID2
PID3
RA22
1 8 SID4M SID4M
2 7 SID5M SID5M
3 6 SID6M SID6M
4 5 SID7M SID7M
PID4
PID5
PID6
PID7
RA102
1 8 SMRE M
2 7 SOVSYNC M
3 6 SCNCLK M
_M1OE
M1SEL
SID0M
SID1M
SID2M
SID3M
PID0
IC8
PID1
_1G
PID2
_2G
PID3
RA1
18 1 8 PID0
1A1 1Y1
16
2 7 PID1
1A2 1Y2
14 3 6 PID2
1A3 1Y3
12 4 5 PID3
1A4 1Y4
9 1 8 PID4 SID4M
2A1 2Y1
7 2 7 PID5 SID5M
2A2 2Y2
5 3 6 PID6 SID6M
2A3 2Y3
3 SID7M
4 5 PID7
2A4 2Y4
RA2
PID4
PID5
PID6
PID7
IC9
_1G
_2G
RA3
18
1 8 PMRE
1A1 1Y1
POVSYNC_
16 2 7
1A2 1Y2
14 3 6 PRTCLK
1A3 1Y3
12
1A4 1Y4
9
2A1 2Y1
7
2A2 2Y2
5
2A3 2Y3
3
2A4 2Y4
C D
E F
S
R129
IC25
15
_G
1
S
L84
R18
2 4
1A 1Y CN3-B8 M2 DATA0
3
1B
L83
R17
5 7
2A 2Y
CN3-B9 M2 DATA1
6
2B
L81
R15
11 9
3A 3Y CN3-B10 M2 DATA2
10
3B
R13 L79
14 12
4A 4Y CN3-B11 M2 DATA3
13
4B
IC26
15
_G
1
S
L77
R12
2 4
1A 1Y CN3-B12 M2 DATA4
3
1B
L75
5 R11
7
2A 2Y
CN3-B13 M2 DATA5
6
2B
L74
R10
11 9
3A
3Y CN3-B14 M2 DATA6
10
3B
R9 L72
14 12
4A 4Y CN3-B15 M2 DATA7
13
4B
IC34
15
_G
1
S
L88
R125
SMRE M 2 4
1A 1Y
CN3-B5 MRE M2
PMRE 3
1B
L90
SOVSYNC_M R126
5 7
2A 2Y
CN3-B4 OVSYNC M2
POVSYNC_
6
2B
L91
R127
SCNCLK M 11 9
3A 3Y CN3-B3 WCK M2
PRTCLK 10
3B
14 12
4A 4Y
13
4B
S G
S R343
IC50
15
_G
1
S
L193
R402
2 4
1A 1Y CN2-B8 M1 DATA0
3
1B
R400 L191
5 7
2A 2Y
CN2-B9 M1 DATA1
6
2B
L190
R399
11 9
3A 3Y CN2-B10 M1 DATA2
10
3B
L188
R397
14 12
4A 4Y CN2-B11 M1 DATA 3
13
4B
IC49
15
_G
1
S
L186
R349
2 4
1A
1Y CN2-B12 M1 DATA4
3
1B
R348 L184
5 7
2A 2Y CN2-B13 M1 DATA5
6
2B
L183
R347
11 9
3A
3Y CN2-B14 M1 DATA6
10
3B
L181
R346
14 12
4A 4Y CN2-B15 M1 DATA7
13
4B
IC51
15
_G
1
S
L212
R403
SMRE M 2 4
1A 1Y CN2-B5 MRE M1
PMRE 3
1B
L214
R404
SOVSYNC_M 5 7
2A 2Y CN2-B4 OVSYNC M1
POVSYNC_
6
2B
L215
R405
SCNCLK M 11 9
3A 3Y
CN2-B3 WCK M1
PRTCLK 10
3B
14 12
4A 4Y
13
4B
S G
E F
G H
SLEEP
×
T MCP2
MACK MCP2
S G
_RES M2
R131 S
L87
R132 R137
×
R D MCP2 CN3-A5
C98
R134
L92
R133 R138
MCP2 ACK CN3-A3
C99
R135
L95
R136 R139
SEMCP MCP2 CN3-B1
C100
R21
L85
R20 R24
W RDY MCP2 CN3-A8
C52
R22
L86 R23 R25
R RDY MCP2 CN3-A7
C53
S G
SLEEP
×
T MCP1
MACK MCP1
S G
_RES M1
S
R412
L213
R413 R423
×
R D MCP1 CN2-A5
C248
R415
L216 R414 R424
MCP1 ACK CN2-A3
C249
R416
L219 R417 R425
SEMCP MCP1 CN2-B1
C250
R408
L194 R409 R421
W RDY MCP1 CN2-A8
C246
R411
L210
R410 R422
R RDY MCP1 CN2-A7
C247
S G
R77 S
L59
R68 R60
×
R D PRT CN4-2
C64
R78
L60
R69 R61
PRTACK CN4-6
C65
R79
L61 R70 R62
_PRINT CN4-8
C66
R80
L62
R71 R63
_SETPRT CN4-9
C67
R81
L63 R72 R64
_P1 CN4-11
C68
S G
×
T PRT
MACK PRT
_MRDY
_P2
_PRTRST
S G
G H
2A3/4
I J
IC17 L94
×
1 CN3-A2 T D MCP2
_1G
L87
19
_2G
CN3-A6 ENCACK MCP2
L93
RESET MCP2
2 18 CN3-B2
1A1 1Y1
4 16
1A2 1Y2
6 14
S
1A3 1Y3
8 12 R145 ×
1A4 1Y4 R MCP2
11 9 R141
2A1 2Y1
MCP2ACK
13 7 R142
2A2 2Y2
_SET M2
15 5 R143
2A3 2Y3
_WRDY M2
17 3 R144
2A4 2Y4 _RRDY M2
CN3-A4
CN3-A13
CN3-A15
CN3-B6
CN3-B7
CN3-B16
S G
IC69 L218
×
CN2-A2 T D MCP1
1
_1G
L211
19
_2G
CN2-A6
ENCACK MCP1
L217
2 18 CN2-B2 RESET MCP1
1A1 1Y1
4 16
1A2 1Y2
6 14
1A3 1Y3 S
8 12 R427 ×
1A4 1Y4
R MCP1
11 9 R418
2A1 2Y1 MCP1ACK
13 7 R419
2A2 2Y2 _SET M1
15 5 R420
2A3 2Y3 _WRDY M1
17 3 R426
2A4 2Y4
_RRDY M1
CN2-A4
CN2-A13
CN2-A15
CN2-B6
CN2-B7
CN2-B16
S G
IC11
1
_1G
19
_2G
S
R76 ×
2 18
1A1 1Y1 R PRT
R75
4 16
1A2 1Y2
PATACK
6 14 R74
1A3 1Y3 _PRINT
8 12 R73
1A4 1Y4 _SETPRT
11 9 R59
2A1 2Y1 _P1
13 7
2A2 2Y2
15 5
2A3 2Y3
17 3
2A4 2Y4
S G
IC7
1
_1G
L49
19
×
_2G
CN4-5 T D PRT
L51
CN4-3
2 18 ENCACK PRT
1A1 1Y1
L44
4 16
1A2 1Y2 _MRDY
CN4-10
6 14
L42
1A3 1Y3
8 12 CN4-12
_P2
1A4 1Y4
L40
11 9
2A1 2Y1
CN4-14 _PRTRST
13 7
2A2 2Y2
15 5
2A3 2Y3
17 3
2A4 2Y4
I J
3-7-25
1
2
3
4
5
6
7
8