2NP
2-3-6
YC12
1
HUMAN_SEN
S_FAR
-
-
Not used
Connected to
operation
panel PWB
main
2
JOB_LED
O
0/3.3 V DC
JOB LED control signal
3
5V0
O
5V DC
5 V DC power output to OPPWB-M
4
HUMAN_SEN
S_NEAR
-
-
Not used
5
ANY_KEY
I
0/3.3 V DC
ANY KEY return signal
6
C2P_SCK
O
0/3.3 V DC(pulse)
Panel clock signal
7
P2C_SBSY
I
0/3.3 V DC
Panel busy signal
8
P2C_SDIR
I
0/3.3 V DC
Panel comunication direction siganal
9
C2P_SDAT
O
0/3.3 V DC(pulse)
Serial comunication data signal
10
P2C_SDAT
I
0/3.3 V DC(pulse)
Serial comunication data signal
11
GND
-
-
Ground
12
PANEL_RESE
T
O
0/3.3 V DC
Reset signal
13
BEEP_POWE
RON
O
0/3.3 V DC
Sleep return signal
14
LED_MEMOR
Y
O
0/3.3 V DC
Memory LED control signal
15
LED_ATTENT
ION
O
0/3.3 V DC
Attension LED control signal
16
LED_PROCE
SSING
O
0/3.3 V DC
Processing LED control signal
17
AUDIO
O
Analog
Audio output signal
18
INT_POWER
KEY
I
0/3.3 V DC
Power key: On/Off
19
GND
-
-
Ground
20
LIGHTOFF_P
OWERON
O
0/3.3 V DC
Sleep return signal
YC20
A1
VBUS_A
O
5 V DC
5 V DC power output
Connected to
USB
interface
A2
D-_A
I/O
-
USB data signal
A3
D+_A
I/O
-
USB data signal
A4
GND_A
-
-
Ground
B1
VBUS_B
O
5 V DC
5 V DC power output
B2
D-_B
I/O
-
USB data signal
B3
D+_B
I/O
-
USB data signal
B4
GND_B
-
-
Ground
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 ...