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Kyocera Mita Manuals
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KM-4230
Service manual
Main Pcb 7/9; Main Pcb 8/9; Main Pcb 9/9 - Kyocera Mita KM-4230 Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Advertisement
6
Main PCB
/
9
A
B
1
–
TLS
CN1
4
TLDS
CN1
–
3
–
PFM LOCK
CN1
32
–
EHUMSENS
CN1
19
–
ETTH
CN1
18
TNS
CN1
–
1
CN1
–
2
2
FTH
CN1
–
8
R474
R475
–
ZERO CROSS SIG
CN10
5
C273
13
S
G
3
INT SCC2
MACK ENG
–
TONER CLK
CN1
73
–
TRM REM
CN1
76
TFM REM
CN1
–
75
IMAGE UNIT SIG
CN1
–
74
–
DUP _B
CN1
120
–
SIDE _A
CN1
121
REGIST B
CN1
–
122
–
MOTOR A
CN1
123
FINISHER RESET
CN1
–
102
_RES I/O
4
_RES SCC2
_RES VTC
EACK MAIN
_WAIT S
L201
IC64
1
5
A01
2
A02
3
A03
4
Vcc
SC CONT
CN1
–
14
C265
S G
TC CONT
CN1
–
15
–
TNS CONT
CN1
13
S
E
DESK RESET
CN1
–
103
6
C
B
TR2
DESK SCLK
CN1
–
94
DESK SOUT
CN1
–
95
DESK _OE
CN1
–
93
9
8
11
–
DESK SIN
CN1
96
IC61
7
8
A
B
C
D
L202
–
CN1
16
CONT DB
–
CN1
17
CONT G
S G
S G
C264
1
A0
AN0
R459
2
80
P95
A1
79
R460
3
S G
P94
A2
4
78
A22S
A22
A3
77
5
A21S
A21
A4
6
76
A20
A5
IC61
A20S
75
R451
7
P90
A6
74
12
R452
8
P67/TB2in
A7
R453
9
73
P66/TB1in
A8
72
10
IPC SET
P65/TB0in
A9
11
71
INT2
A10
70
12
INT1
A11
69
13
INT0
A12
R455
14
68
P61/TA4in
A13
67
15
P60/TA4out
A14
IC66
66
16
P57/TA3in
A15
17
65
P56/TA3out
A16
64
18
_BD
P55/TA2in
A17
RA100
19
63
P54/TA2out
A18
62
1
8
20
RTPC3
A19
2
7
61
21
RTPC2
DCS
3
6
22
60
1
RTPC1
D0
4
5
59
23
2
RTPC0
D1
EXBV8V101J
24
58
3
RA98
P47
D2
57
25
4
P46
D3
26
56
1
P45
D4
R437
55
27
2
P44
D5
54
28
RA99
3
P43
D6
29
53
4
1
D7
52
30
P110
_RDY
51
P111
R435
C257
S G
_RES ENG
R434
R433
S G
8
LD
LD
XT8
7
CLK
DACLK
6
DI
DI
C256
C255
5
GND
S G
_RD S
_WR S
S G
_RD S
_WR S
C225
C224
R355
_RESET
L178
S G
_RES I/O
24
1
_WR S
Vcc
_RST
R350
23
2
_RD S
_RD
_WR
22
3
A0S
A0
_CS
_682
21
4
AD0S
A1S
A1
D0
R354
20
5
AD1S
SCK
D1
R353
19
6
AD2S
Sout
D2
10
18
7
AD3S
Sin
D3
R352
17
8
AD4S
_OE
D4
16
9
AD5S
INT
D5
IC61
15
10
AD6S
Xin
D6
R357
14
11
AD7S
Xout
D7
13
12
XT7
3
1
Vcc
GND
S G
IC58
2
S
G
C
D
E
F
C271
IC67
R496
_Y7
_IPC
5
7
R441
_G2B
_Y6
_682
9
4
R442
_G2A
_Y5
_VTC
6
10
R443
G1
_Y4
_SCC2
11
R444
S G
_Y3
_ASIC2
12
PPST
3
R445
A22S
C
_Y2
_ASIC1
13
R446
2
_Y1
_MAIL S
_LDON
A21S
B
14
1
A20S
A
_Y0
_LDEN
15
_RES I/O
AD0S
AD1S
S G
AD2S
AD3S
IC62
AD4S
1
1
8
A0S
R471
AD5S
3
2
7
A1S
_ROM S
AD6S
2
3
6
RA93
A2S
AD7S
4
5
A3S
4
1
8
A4S
A0S
2
7
A5S
A1S
3
6
RA94
A6S
A2S
IC62
12
4
5
A7S
4
1
8
A8S
R469
6
2
7
A9S
_RAM S
R470
S
5
3
6
RA95
A10S
4
5
A11S
1
8
A12S
2
7
A13S
_RD S
3
6
RA96
A14S
IC59
_WR S
4
5
A15S
A15S
1
15
A
_Y0
1
8
A16S
A16S
2
14
B
_Y1
2
7
A17S
A17S
3
13
C
_Y2
3
6
RA97
A18S
12
_Y3
4
5
A19S
6
11
G1
_Y4
A18S
4
10
_G2A
_Y5
8
AD0S
A19S
5
9
_G2B
_Y6
7
AD1S
R351
7
_Y7
6
AD2S
5
AD3S
8
AD4S
[A0S
–
A5S]
7
AD5S
6
AD6S
5
AD7S
[A0S
–
A7S]
–
[AD0S
AD7S]
R376
IC55
22
28
_OE
Vcc
C232
20
_CE
C233
27
_WE
A0S
10
R377
R479
A0
A1S
9
14
A1
GND
S G
A2S
8
A2
S G
AD0S
A3S
7
11
AD0S
A3
I/O0
AD1S
A4S
6
12
AD1S
A4
I/O1
AD2S
A5S
5
13
AD2S
A5
I/O2
AD3S
A6S
4
15
AD3S
A6
I/O3
AD4S
A7S
AD4S
3
16
A7
I/O4
AD5S
A8S
25
17
AD5S
A8
I/O5
AD6S
A9S
24
18
AD6S
A9
I/O6
AD7S
21
19
AD7S
A10S
A10
I/O7
A11S
23
A11
A0S
A12S
2
A12
A1S
A13S
26
A13
A2S
A14S
1
A14
IC57
A0S
12
13
AD0S
A0
D0
A1S
11
14
AD1S
_RD S
A1
D1
_WR S
A2S
10
15
AD2S
A2
D2
R488
A3S
9
17
AD3S
A3
D3
R487
A4S
8
18
AD4S
A4
D4
R486
A5S
7
19
AD5S
A5
D5
R485
A6S
6
20
AD6S
_ASIC2
A6
D6
A7S
5
21
R484
AD7S
A7
D7
R365
A8S
27
R361
A8
R364
A9S
26
22
A9
_CE
_ROM S
R362
A10S
23
24
A10
_OE
_RD S
R363
A11S
25
A11
R358
A12S
4
A12
R366
A13S
28
A13
L177
R367
A14S
29
1
A14
Vpp
R359
A15S
3
32
A15
Vcc
R360
A16S
2
16
C228
A16
GND
R368
A17S
30
C229
A17
R369
A18S
31
R370
A18
S G
E
F
G
H
–
CN1
108
H2 REM
CN1
–
109
H1 REM
–
CN1
71
IFFM REM
–
CN1
72
CL REM
CN1
–
79
FSSOL 2 REM
–
CN1
78
FSSOL 1 REM
CN1
–
114
PCFM REM
L200
CN1
–
115
RCL REM
CN1
–
83
C272
–
CN1
84
R465
–
CN1
85
CN1
–
86
S G
1
H.ALM
1
64
IC65
MODE
PD1
2
2
63
_RESET
PD0
3
62
SELECT
_Y3
13
4
61
AD0
PE7
L LIM
5
60
AD1
PE6
IC62
6
59
12
AD2
PE5
7
58
AD3
PE4
8
57
AD4
PE3
10
U LIM
9
56
AD5
PE2
R463
10
55
IC62
AD6
PE1
9
11
54
AD7
PE0
12
53
S G
GND
GND
13
IC63
52
–
A0
PC7
CN1
87
14
51
A1
PC6
CN1
–
111
15
50
–
A2
PC5
CN1
113
16
49
–
A3
PC4
CN1
77
17
48
A4
PC3
18
47
A5
PC2
19
46
A6
PC1
–
CN1
116
20
45
A7
PC0
CN1
–
117
21
44
ALE
INITD
22
43
_RD
PA7
23
42
_WR
PA6
24
41
CS
PA5
S G
CN1
–
9
–
_ASIC1
CN1
10
CN1
–
33
CN1
–
34
–
CN1
35
CN1
–
36
–
CN1
37
S G
–
CN1
38
CN1
–
11
SSW1
–
CN1
28
STKSW
CN1
–
29
DUPRSW
CN1
–
30
DUPRSW
–
CN1
31
DUPESW
CN1
–
5
DUPPCSW
–
CN1
6
SBESW
–
CN1
7
FSSW
L LIM
U LIM
C280
S G
–
CN1
124
CN1
–
125
–
CN1
126
CN1
–
127
–
CN1
128
1
64
MODE
CN1
–
129
PD1
2
63
–
_RESET
PD0
CN1
133
3
62
SELECT
_Y3
4
61
AD0
PE7
5
60
AD1
PE6
6
59
AD2
PE5
7
58
AD3
PE4
8
57
AD4
PE3
9
56
AD5
PE2
R480
10
55
AD6
PE1
11
54
AD7
PE0
12
53
S G
GND
GND
13
52
IC60
A0
PC7
CN1
–
134
14
51
–
A1
PC6
CN1
104
15
50
A2
CN1
–
105
PC5
16
49
A3
PC4
CN1
–
106
17
48
A4
–
PC3
CN1
107
18
47
A5
PC2
CN1
–
130
19
46
–
A6
PC1
CN1
131
20
45
A7
–
PC0
CN1
132
21
44
ALE
INITD
22
43
_RD
–
PA7
CN1
39
23
42
_WR
CN1
–
40
PA6
24
41
–
CS
CN1
41
S G
PA5
–
CN1
42
L197
S G
S G
G
H
2A3/4
I
J
SC REM
TC REM
DB REM
TR23
MC REM
1
1B
1C
5
CN1
–
80
PRY REM
2
E
4
3
2B
2C
4
–
CN1
81
SSW1SOURCE
11
CN1
–
118
CLM
–
L
8
–
–
CN1
119
CLM
U
PFM REM
PCM REM
DM REM
ESCL REM
CCM FWD
CCM REV
F.C SW
SSW2
SSW3
RSW
FSW
PFSW4
PFSW3
PFSW2
PFSW1
SRM REM
SBFSSOL2 REM
SBFSSOL1 REM
DUPPTSOL REM
DUPFWSOL REM
N.C
BYPSOL REM
BYPPFCL REM
FCL 3 REM
FCL 2 REM
FCL 1 REM
FCL 5 REM
FCL 4 REM
–
PFCL
L REM
–
PFCL
U REM
MC ALARM
TC/AC ALARM
PCM LOCK
DM LOCK
I
J
3-7-22
1
2
3
4
5
6
7
8
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Contents
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Table of Contents
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Table of Contents
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