2NP
2-3-7
YC21
1
VBUS
O
5 V DC
5 V DC power output
Connected to
USB host
2
DATA-
I/O
-
USB data signal
3
DATA+
I/O
-
USB data signal
4
ID
-
-
Not used
5
GND
-
-
Ground
YC22
1
VBUS
O
5 V DC
5 V DC power output
Connected to
USB
keyboard
2
DATA-
I/O
-
USB data signal
3
DATA+
I/O
-
USB data signal
4
NC
-
-
Not used
5
GND
-
-
Ground
YC23
1
SPEED
CONTROL
O
5 V DC
CONFM: On/Off
Connected to
controller fan
motor
2
GND
-
-
Ground
3
5V
O
5 V DC
5 V DC power output
YC25
1
GND
-
-
Ground
Connected to
ISC PWB
2
HTPDN
I
0/3.3 V DC
Control signal
3
LOCKN
I
0/3.3 V DC
Lock signal
4
GND
-
-
Ground
5
RX0N
I
0/3.3 V DC(pulse)
Received data signal
6
RX0P
I
0/3.3 V DC(pulse)
Received data signal
7
GND
-
-
Ground
YC26
1
VBUS
O
5 V DC
5 V DC power output
Connected to
Card reader
2
DATA-
I/O
-
USB data signal
3
DATA+
I/O
-
USB data signal
4
NC
-
-
Not used
5
GND
-
-
Ground
YC27
1
GND
-
-
Ground
Connected to
hard disk
2
+5V_HDD
O
5 V DC
5 V DC power output to HDD
3
GND
-
-
Ground
YC30
1
+5V
O
5 V DC
5 V DC power input from OPPWB-M
Connected to
operation
panel PWB
main
2
+5V
O
5 V DC
5 V DC power input from OPPWB-M
3
+5V
O
5 V DC
5 V DC power input from OPPWB-M
4
GND
-
-
Ground
5
GND
-
-
Ground
6
GND
-
-
Ground
Connector
Pin
Signal
I/O
Voltage
Description
Se
r
vice Manual
Y1
16
1
41-8
Summary of Contents for d-Color MF2552 plus
Page 1: ...SERVICE MANUAL Multifuction Digital Copier d Color MF2552 plus Code Y116141 8...
Page 4: ......
Page 10: ...This page is intentionally left blank...
Page 24: ...Y116141 8 Service Manual...
Page 86: ...2NP 1 1 2 62 This page is intentionally left blank Y116141 8 Service Manual...
Page 298: ...2NP 1 3 212 This page is intentionally left blank Y116141 8 Service Manual...
Page 458: ...2NP 1 5 56 This page is intentionally left blank Y116141 8 Service Manual...
Page 482: ...2NP 2 1 22 This page is intentionally left blank Y116141 8 Service Manual...
Page 540: ...2NP 2 3 48 This page is intentionally left blank Y116141 8 Service Manual...
Page 569: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide...
Page 605: ...DP 773 Document processor Installation Guide...
Page 631: ...PF 791 500 x 2 Paper feeder Installation Guide...
Page 639: ...PF 810 3000 sheets deck Installation Guide...
Page 652: ...DF 770 D Document finisher Installation Guide...
Page 670: ...AK 740 Bridge unit Installation Guide...
Page 672: ...PH 7A C D Punch unit Installation Guide...
Page 693: ...DT 730 B Document tray Installation Guide...
Page 695: ...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 696: ...FAX System W B Installation Guide...