Service manual

A B C D E F G H I J
A B C D E F G H IJ
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General wiring diagram
2DA/2DB-1
2-4-11
YC2
BK GY
11/10
9/8 7/6 5/4 3/2
1
16/15 14/13 12/11
10/9
8/7 6/5 4/3 2/1
18/17
16/15
14/13
12/11
10/9
8/7
6/5
4/3
2/1
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
LCDGND
SGND
LCDV0
LCDLP
LCDENB
LCDFLM
LCDCP
LCDVD0
LCDVD1
LCDVD2
LCDVD3
-12V
+5VSLEEP
22/21 20/19 18/17 16/15 14/13 12/11
10/9
8/7 6/5 4/3 2/1
22/21 20/19 18/17 16/15 14/13 12/11
10/9
8/7 6/5 4/3 2/1
1/2
3/4
5/6
7/8
9/10
11/12
13/14
15/16
17/18
19/20
20/19
18/17
16/15
14/13
12/11
10/9
8/7
6/5
4/3
2/1
+24V/PGND +5V3/SGND SGND/SGND +5V/+5V +5V/OUTEPN SGND/PLGCLK EGSO/SCKN EGSI/PDMASKN SBSY/SDIR EGRN/RSTN OVSYNC/+12V
SGND/SH
SGND/CP
SGND/RS
SGND/CCDCLKN
SGND/CCDCLK
SGND/+12V
SGND/+5V
CCDEN/CCDE
CCDON/CCDO
6/5
4/3
2/1
1/2
3/4
5/6
LAMPN/PGND
+24V1/+24V1
PGND/LAMPN
1/2 3/4 5/6 7/8
9/10
11
1/2 3/4 5/6 7/8
9/10
11/12 13/14 15/16
YC1
YC6
YC6
YC7YC10
YC1
PRNPCB
YC12
YC5
Ether net
YC4
USB
YC3
Parallel I/F
KUIO
(OPTION)
Hard Disk
(OPTION)
1/2
3/4
5/6
7/8
9/10
11/12
13/14
15/16
17/18
19/20
20/19
18/17
16/15
14/13
12/11
10/9
8/7
6/5
4/3
2/1
YC8YC11
YC1
POWER KEYN/LED0 LED1/LED2 LED3/LED4 KEY9N/KEY8N KEY7N/KEY6N KEY5N/KEY4N KEY3N/KEY2N KEY1N/KEY0N
SCAN7N/SCAN6N SCAN5N/SCAN4N SCAN3N/SCAN2N SCAN1N/SCAN0N BUZERDRN/+5V SGND
OPCB
MPCB
EPCB
SMCFM3
YC19 YC6 YC18 YC4 YC24
YC3
OFS
CFM1
CL
PM
LSU
PDPCB
APCPCB
YC15
YC1
YC2
OSDS
Document Processor (OPTION)
ODSW
SHPSW
RMPCB
ESW FSSW
RM
EM
INPCB
EL
CCDPCB
LCDPCB
OPTION KMAS (ONLY JAPAN)
YC5
YC8
YC7
YC2
1
2
3
4
5
6
7
8
9
10
11
12
12
11
10
9
8
7
6
5
4
3
2
1
KMDET
NC
KMDREQ
KMACK
KMRXD
SGND
KMTXD
SGND
SGND
SGND
+5V
+5V
1
2
3
4
1 2 3
WE WE WE
3 2 1
3 2 1
3 2 1
SGND
ORGLSWN
+5V2
8 4 6 7 5 3 2 1 9 10 11 12
8
15
7
14
6
13
5
12
4
11
3
10
2 9 1
S
16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
WE WE WE WE WE WE WE WE WE WE WE WE WE WE
8 4 6 7 5 3 2 1 9
10 11 12
+5V4
SGND
DOPSDI
DOPSDO
DOPCLK
DOPSEL
DOPRDY
ORGTIMN
PGND PGND
+24V1 +24V1
1 2 3 4 5 6
GY GY GY GY GY GY
6 5 4 3 2 1
GND
OPSWN
+5V2
GND
HPSWN
+5V2
5 4 3 2 1
GY GY GY GY GY
1 2 3 4 5
5 4 3 2 1
1 2 3 4 5
_B _A
COM
B A
+5V
RMLOW
RMCLK
RMENB
SGND
BK BK BK BK
4 3 2 1
+5V2
SEPSWN
EXTSWN
GND
GY GY GY GY GY
WE WE WE WE WE
WE WE WE
1 2 3 4 5
1 2 3 4 5
5 4 3 2 1
1 2 3 4 5
5 4 3 2 1
1
2
3
3
2
1
1
2
3
3
2
1
+5V3
PDN
SGND
+5V3
VDOP
VDON
SAMPLEN
OUTPEN
SGND
PDN
YC2
YC1
PLGCLKN PLGRDYN PLGDRN PLGGND PLG+24V4
GY GY GY
6 7 8
1 2 3
3R 1G
3 2 1
ERASE+24V4 ERASE2N ERASE1N
GY GY GY
RD
BK
GN
BK
WE
RDWE
13 14 15
1 2 3
B
W
R
3 2 1
TONEGND TONEFUL TONE+5V2
GY GY GY GY
9
10 11 12
1 2
2 1
FAN1DRN +24V1 THERMA+5V THERMA
YC14
4 3 2 1
COMDA
COMDNB COMDNA
COMDA
+5V OUT1 OUT2 GND
2 1
GY GY
1 2
7 6 5 4 3
1 2 3 4 5 1 2 3 4
2 1
6 7
+24V4
PGND
3 2 1 3 2 1
3 2 1 3 2 1
1 2 3
LAMP N.C. LAMP
ISMDA
ISMDNB
ISMDNA
ISMDB
YC13
YC16
1
2
2
1
YC12
YC17
1/2
3/4
5/6
7/8
9/10
11/12
13/14
15/16
17/18
1
2
3
4
5
6
7
OE
LB
YW
PK
GN
BE
GY
7
6
5
4
3
2
1
FTH
FCSSW
YC5
YC2
KEY COUNTER OR KEY CARD (OPTION)
YC1
YC10
YC8
YC6
DPCB
PSW
TCS
YC4
YC22 YC9 YC7 YC11
YC1
YC20 YC21 YC13
YC6
PSPCB
LCSSW
FIRST PAPER FEEDER (16 ppm: OPTION/20 ppm: STANDARD) SECOND PAPER FEEDER (OPTION) THIRD PAPER FEEDER (OPTION)
WE WE
BK
WE WE
OE OE
BK
3 2 1
3 2 1
SH.OUT MH.OUT H.LIVE
1 2 3
+5V1 NC +5V3
14 13 12 11 10
9 8 7 6 5 4 3 2 1
+24V
+24V1 +24V1
PGND PGND
COUNTN
MHEATN
SHEATN
SLEPN
ZCROSSC
SGND
+24V2
SGND
+5V3
7 6 5 4 3 2 1
GY GY GY GY GY GY GY GY GY GY GY GY GY GY
OR
BE BE
RD RD RD
+5V
SGND PGND
+24V4 +24V2
NC
+24V1
11 10 9 8 7 6 5 4 3 2 1
+5V2 SGND +5V2 SGND LOPSDO LOPSDI LOPSCLK LOPSEL0 LOPSEL1 LOPSEL2 LOPSRDY
1 2 3 4 5 6
4 3 2 1 2 1
1 2 3
1 2 3
1 2
1 2
PLSW
HVTPCB
ZENER PCB
BYPPCSW
BYPPWSW
BYPPFSOL
RSW
BYP PSW
PFCL
TCDSW
C1PLSW3N C1PLSW2N
SGND
C1PLSW1N
TCONDET
SGND
16/15 14/13 12/11
10/9
8/7 6/5 4/3 2/1
1/2 3/4 5/6 7/8
9/10
11/12 13/14 15/16
+24V4/RCLTN
+24V4/THVADJ
+24V4/THVDRN
PGND/MHVADJC
PGND/SHVDRN
PGND/MHVDRN
PGND/SHVISELN
+5V/HVCLKC
YC5
CTXR
KR
KR
KR
DUPLEX UNIT (OPTION)
DUPFCL
YC2 YC3
+24V4/RCLTN +24V4/THVADJ +24V4/THVDRN PGND/MHVADJC PGND/SHVDRN PGND/MHVDRN PGND/HVISELN +5V/HVCLKC
BK BK BK BK BK BK
3 2 1 1 2 3
1 2 3
1 2 3
B
W
R
3 2 1 3 2 1
+5V2 C1PDSWN SGND SGND TONEPY +5V2
WE WE WE
BK
WE
RDWE
1 2 3 4 5 6 7
1 2 3 4 5 6 7
DM
CFM2
+24V4
PGND SGND
+5V
REM
RDY
CLK
YC5
13
12/11
10/9
8/7 6/5 4/3 2/1
Finisher or Job Separator (OPTION)
+24V4
+24V4/PGND
PGND/+5V4
SGND/UOPSEL
UOPRDY/UOPSD0
UOPSD1/SCLK
SLSOLN/RLSOLN
1 2
2 1
+24V1
FAN2DRN
+24V1
FAN3DRN
GY GY GY GY GY GY GY
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
BPPE SW
C1PDSWN
FCLTN
+24V1
BPSOLN
ICLTN
IPPSWN
BPWSW
REGSWN
TONEPY
SGND
+5V2
C1PWSWN
HUMIDC
HMCLK2
HMCLK1
TEMP
1 2 3 4
+5V SGND PGND +24V4
1 2 3 4
1 2 3 4
+24V1 KEYCN SGND KEYENBN
1 2 3 4 5 6 7 8 9 10 11 12 13 14
+24V +24V1 +24V1 PGND PGND COUNTN MHEATN SHEATN SLEPN ZCROSSC SGND +24V2 SGND +5V3
GY GY GY GY GY GY GY GY GY GY
1 2 3 4 5 6 7 8 9
10 11 12 13
1 2 3
1 2 3
1 2 3
3 2 1
13 12 11 10 9 8 7 6 5 4 3 2 1
1 2 3 4 5 1 2 1 2 3
5 4 3 2 1 2 1 1 2 3
+5V2
BPSWN
SGND
+5V2
IPPSWN
SGND
+24V4
ICLTN
BPWSW
+5V2 +5V2
REGSWN
SGND
FTS
POWSW
DH
(OPTION)
YC8
YC7
YC9
LIVE FGND COM
AC IN
FH-S FH-M
1
2
3
4
1
2
1
2
3
4
1
2
3
4
BK
BE
RD
WE
WE
WE
WE
WE
WE
WE
WE
WE
WE
WE
WE
1
2
NC
NC
NC
NC
1
2
3
4
5
6
1
2
3
4
5
6
7
B1
B2
B3
B4
B5
B6
A1
A2
A3
A4
A5
A6
A7
NC
NC
+24V1
PGND
1 2
+24V1
BSOLN
1 2
FCLTN
+24V1
YC1
1 2
2 1