2NP-5
2-3-38
Connector
Pin
Signal
I/O
Voltage
Description
YC1
1
IH_NEUTRAL
I
AC100V
AC input voltage
Connected to
AC connect
PWB
2
IH_LIVE
I
AC100V
AC input voltage
YC3
1
TH2
-
Analog
Low side IGBT case temperature
Connected to
IH control
PWB
2
TH1
-
Analog
High side IGBT case temperature
3
AC_CURREN
T
-
Analog
AC input current
4
AC_VOLTAGE
-
Analog
AC input voltage
5
OUT_CURRE
NT
-
Analog
Output current
6
IH_REM
-
0/5 V DC
IH: On/off
7
ROTATION
-
0/5 V DC
TCBRM control signal
8
RXD
-
0/5 V DC (pulse)
Serial communication data signal input
9
TXD
-
0/5 V DC (pulse)
Serial communication data signal output
10
S1
-
0/5 V DC
For soft distinction
11
IGBT1
-
0/5 V DC
gate output
12
IGBT2
-
0/5 V DC
gate output
13
S2
-
0/5 V DC
For soft distinction
14
ERROR
-
0/5 V DC
Error signal
15
5V
-
5 V DC
5 V DC power output to IHCONPWB
16
GND
-
-
Ground
YC4
1
GND
-
-
Ground
Connected to
engine PWB
2
3.3V1
O
3.3 V DC
3.3 V DC power output to EPWB
3
IH_HEATER
I
0/3.3 V DC
IH: On/off
4
IH_ROT
I
0/3.3 V DC
TCBRM control signal
5
IH_TXD
I
0/3.3 V DC (pulse) Serial communication data signal input
6
IH_RXD
O
0/3.3 V DC (pulse) Serial communication data signal output
YC6
1
+15V-1
O
15 V DC
Control power supply
Connected to
thermostat
2
+15V-2
I
15 V DC
Gate drive power supply
YC8
1
24V1
O
24 V DC
24 V DC power output from EPWB
Connected to
engine PWB
2
IH_RELAY
I
0/3.3 V DC
RSW: On/Off
3
GND
-
-
Ground
YC9
1
IH_OUT1
O
390 V DC
Resonance circuit output
Connected to
IH coil
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 ...