2NP
2-3-42
YC7
1
BOTTOM Y+
I
Analog
Touch panel Y+ position signal
Connected to
touch panel
2
LEFT X-
I
Analog
Touch panel X- position signal
3
TOP Y-
I
Analog
Touch panel Y- position signal
4
RIGHT X+
I
Analog
Touch panel X+ position signal
YC9
1
LED_A
O
0/3.3 V DC
LED control signal
Connected to
LCD
2
NC
-
-
Not used
3
LED_C
I
0/3.3 V DC
LED control signal
4
NC
-
-
Not used
YC10
A1
LIGHTOFF_P
OWERON
I
0/3.3 V DC
Sleep return signal
Connected to
main PWB
A2
GND
-
-
Ground
A3
INT_POWER
KEY
O
0/3.3 V DC
Power key: On/Off
A4
AUDIO
I
Analog
Audio output signal
A5
LED_PROCE
SSING
I
0/3.3 V DC
Processing LED control signal
A6
LED_ATTENT
ION
I
0/3.3 V DC
Attention LED control signal
A7
LED_MEMOR
Y
I
0/3.3 V DC
Memory LED control signal
A8
BEEP_POWE
RON
I
0/3.3 V DC
Sleep return signal
A9
PANEL
RESET
I
0/3.3 V DC
Reset signal
A10 GND
-
-
Ground
B1
P2C_SDAT
O
0/3.3 V DC (pulse) Serial communication data signal
B2
C2P_SDAT
I
0/3.3 V DC (pulse) Serial communication data signal
B3
P2C_SDIR
O
0/3.3 V DC
Panel communication direction signal
B4
P2C_SBSY
O
0/3.3 V DC
Panel busy signal
B5
C2P_SCK
I
0/3.3 V DC (pulse) Panel clock signal
B6
ANY_KEY
O
0/3.3 V DC
ANY KEY return signal
B7
HUMAN_SEN
S_NEAR
-
-
Not used
B8
5V0
I
5 V DC
5 V DC power input from MPWB
B9
JOB_LED
I
0/3.3 V DC
JOB LED control signal
B10 HUMAN_SEN
S_FAR
-
-
Not used
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 ...