2KR/2KS
2-3-10
YC10
A1
CHGSOL2
O
0/24 V DC
FSSOL: On/Off (return)
Connected
to the feed-
shift sole-
noid,
feedshift
switch, eject
switch, fuser
fan motor,
left cover 1
switch,
paper feed
clutch 1/2,
humidity
sensor and
eject motor
A2
CHGSOL1
O
0/24 V DC
FSSOL: On/Off (activate)
A3
+24V2
O
24 V DC
24 V DC power output to FSSOL
A4
GND
-
-
Ground
A5
DUPS
I
0/3.3 V DC
FSSW: On/Off
A6
+5V
O
5 V DC
5 V DC power output to FSSW
A7
GND
-
-
Ground
A8
FDFULPS
-
-
Not used
A9
+5V
-
-
Not used
A10
GND
-
-
Ground
A11
FDEJPS
I
0/3.3 V DC
ESW: On/Off
A12
+5V
O
5 V DC
5 V DC power output to ESW
A13
24V1
O
24 V DC
5 V DC power output to FUFM
A14
FAN1
O
0/24 V DC
FUFM: On/Off
A15
GND
-
-
Ground
A16
SIDCOSW
I
0/3.3 V DC
LC1SW: On/Off
B1
UPFECL
O
0/24 V DC
PFCL1: On/Off
B2
UP24V
O
24 V DC
24 V DC power output to PFCL1
B3
LO24V
O
24 V DC
24 V DC power output to PFCL2
B4
LOFECL
O
0/24 V DC
PFCL2: On/Off
B5
+24V2
O
24 V DC
24 V DC power output to RCL
B6
REGFECL
O
0/24 V DC
RCL: On/Off
B7
+3.3V
O
3.3 V DC
3.3 V DC power output to HUMS
B8
SDA
I
Analog
HUMS detection voltage signal
B9
GND
-
-
Ground
B10
SCL
I
Analog
Thermistor detection voltage signal
B11
STEPBD
O
0/24 V DC (pulse)
EM drive control signal
B12
STEPB
O
0/24 V DC (pulse)
EM drive control signal
B13
STEPAD
O
0/24 V DC (pulse)
EM drive control signal
B14
STEPA
O
0/24 V DC (pulse)
EM drive control signal
B15
OPEN
-
-
Not used
B16
OPEN
-
-
Not used
YC11
1
+24V2
O
24 V DC
24 V DC power output to DM
Connected
to the drive
motor and
paper feed
motor
2
PGND
-
-
Ground
3
MMOT_RDY
I
0/3.3 V DC
DM ready signal
4
MMOT_CLK
O
0/3.3 V DC (pulse) DM clock signal
5
MMOT_REM
O
0/24 V DC
DM: On/Off
6
+24V2
O
24 V DC
24 V DC power output to PFM
7
PGND
-
-
Ground
8
SMOT_RDY
I
0/3.3 V DC
PFM ready signal
9
SMOT_CLK
O
0/3.3 V DC (pulse) PFM clock signal
10
SMOT_REM
O
0/24 V DC
PFM: On/Off
Connector
Pin No.
Signal
I/O
Voltage
Description
Summary of Contents for TASKalfa 420i
Page 1: ...SERVICE MANUAL Published in May 2010 842KS113 2KSSM063 Rev 3 TASKalfa 420i TASKalfa 520i ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 14: ...2KR 2KS This page is intentionally left blank ...
Page 224: ...2KR 2KS 1 4 66 This page is intentionally left blank ...
Page 328: ...2KR 2KS 2 3 30 This page is intentionally left blank ...
Page 371: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Page 381: ...INSTALLATION GUIDE FOR 3000 SHEETS PAPER FEEDER ...
Page 436: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 450: ...INSTALLATION GUIDE FOR MAILBOX ...
Page 458: ...INSTALLATION GUIDE FOR HOLE PUNCH UNIT ...
Page 470: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Page 483: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Page 491: ...INSTALLATION GUIDE FOR FAX System ...
Page 507: ......
Page 508: ......