2NP
2-3-3
YC7
1
KMDET
I
0/3.3 V DC
KMAS set signal
Connected to
KMAS
2
NC
-
-
Not used
3
KMDREQ
I
0/3.3 V DC
KMAS control signal
4
KMACK
O
0/3.3 V DC
KMAS control signal
5
KMRXD
O
0/3.3 V DC(pulse)
KMAS received data signal
6
SGND
-
-
Ground
7
KMTXD
I
0/3.3 V DC(pulse)
KMAS transmission data signal
8
SGND
-
-
Ground
9
SGND
-
-
Ground
10
SGND
-
-
Ground
11
+5V
O
5 V DC
5 V DC power output to KMAS
12
+5V
O
5 V DC
5 V DC power output to KMAS
YC8
1
VBUS1
O
3.3 V DC
3.3V DC power output to VPWB
Connected to
KUIO relay
PWB
2
USB_DN1
I/O
-
USB data signal
3
USB_DP1
I/O
-
USB data signal
4
GND
-
-
Ground
5
AUDIO1
I
Analog
AUDIO signal
6
WAKEUP1
O
0/3.3 V DC
Control signal
7
RESET1
I
0/3.3 V DC
Reset signal
8
GND
-
-
Ground
9
VBUS0
O
3.3 V DC
3.3V DC power output to VPWB
10
USB_DN0
I/O
-
USB data signal
11
USB_DP0
I/O
-
USB data signal
12
GND
-
-
Ground
13
AUDIO0
I
Analog
AUDIO signal
14
WAKEUP0
O
0/3.3 V DC
Control signal
15
RESET
I
0/3.3 V DC
Reset signal
YC9
1
GND
-
-
Ground
Connected to
KUIO relay
PWB
2
5V_CUT0
I
0/3.3 V DC
5 V DC cut signal
3
GND
-
-
Ground
4
5V
O
5 V DC
5V DC power output to VPWB
5
GND
-
-
Ground
6
5V_CUT1
I
0/3.3 V DC
5 V DC cut signal
Connector
Pin
Signal
I/O
Voltage
Description
Summary of Contents for TASKalfa 2551ci
Page 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
Page 10: ...This page is intentionally left blank ...
Page 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Page 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Page 473: ...2NP 1 5 62 This page is intentionally left blank ...
Page 497: ...2NP 2 1 22 This page is intentionally left blank ...
Page 555: ...2NP 2 3 48 This page is intentionally left blank ...
Page 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Page 620: ...DP 773 Document processor Installation Guide ...
Page 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Page 654: ...PF 810 3000 sheets deck Installation Guide ...
Page 667: ...DF 770 D Document finisher Installation Guide ...
Page 685: ...AK 740 Bridge unit Installation Guide ...
Page 687: ...PH 7A C D Punch unit Installation Guide ...
Page 708: ...DT 730 B Document tray Installation Guide ...
Page 710: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Page 711: ...FAX System W B Installation Guide ...