2NP
2-3-12
YC3
26
VSYNC_AP
O
0/3.3 V DC(pulse)
Image control signal
Connected to
main PWB
27
VSYNC_AN
O
0/3.3 V DC(pulse)
Image control signal
28
GND
-
-
Ground
29
SAR_VCLK_P
I
0/3.3 V DC(pulse)
Clock signal
30
SAR_VCLK_N
I
0/3.3 V DC(pulse)
Clock signal
31
GND
-
-
Ground
32
SAR_CH3_P
I
0/3.3 V DC(pulse)
Image control signal
33
SAR_CH3_N
I
0/3.3 V DC(pulse)
Image control signal
34
GND
-
-
Ground
35
SAR_CH2_P
I
0/3.3 V DC(pulse)
Image control signal
36
SAR_CH2_N
I
0/3.3 V DC(pulse)
Image control signal
37
GND
-
-
Ground
38
SAR_CH1_P
I
0/3.3 V DC(pulse)
Image control signal
39
SAR_CH1_N
I
0/3.3 V DC(pulse)
Image control signal
40
GND
-
-
Ground
YC4
1
ID1S
I
Analog
IDS1 detection signal
Connected to
engine
connect
PWB
2
ID1P
I
Analog
IDS1 detection signal
3
LEDREF1
O
Analog
IDS1 control signal
4
ID2S
I
Analog
IDS2 detection signal
5
ID2P
I
Analog
IDS2 detection signal
6
LEDREF2
O
Analog
IDS2 control signal
7
FAN_C_HALF
O
0/3.3 V DC
FM2 drive change signal
8
FAN_C_FULL
O
0/3.3 V DC
FM2: On/Off
9
RESIST_SW
I
0/3.3 V DC
RS: On/Off
10
PAPER_WSIZ
E1
I
0/3.3 V DC
PWSW1: On/Off
11
PAPER_LSIZ
E1_1
I
0/3.3 V DC
PLSW1: On/Off
12
PAPER_LSIZ
E1_2
I
0/3.3 V DC
PLSW1: On/Off
13
PAPER_LSIZ
E1_3
I
0/3.3 V DC
PLSW1: On/Off
14
PAPEMP2
I
0/3.3 V DC
PS2: On/Off
15
PAPEMP1
I
0/3.3 V DC
PS1: On/Off
16
LIFT_FULL1_
SW
I
0/3.3 V DC
LS1: On/Off
17
LIFT_MOT1_
ALM
O
0/3.3 V DC
Alarm 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 ...