2KA
2-3-28
Connector Pin No. Signal I/O Voltage Description
YC1 1 SEP CONT O Analog Separation bias control voltage
Connected to
the transfer
high voltage
PWB 2 and
outer temper-
ature sensor
2 SEP REM O 0/3.3 V DC Separation bias: On/Off
3 T2 INV CONT O Analog Secondary transfer (reverse) bias control voltage
4 T2 CONT O Analog Secondary transfer bias control voltage
5 T2 REM O 0/3.3 V DC Secondary transfer bias: On/Off
6 GND - - Ground
7 +24V2 O 24 V DC 24 V DC power to THVPWB2
8 T2 HV SET I 0/3.3 V DC THVPWB2 set signal
9 +5V3 O 5 V DC 5 V DC power to OUTTEMS
10 SDA I 0/3.3 V DC (pulse) OUTTEMS EEPROM data signal
11 GND - - Ground
12 SCLK O 0/3.3 V DC (pulse) OUTTEMS EEPROM clock signal
YC2 1 FRONT_FAN O 0/24 V DC RFM: On/Off
Connected to
the front fan
motor, eject
switch 1,2
and paper full
sensor
2 24V1 O 24 V DC 24 V DC power to RFM
3 EJT_MT_AP - - Not used
4 EJT_MT_BP - - Not used
5 EJT_MT_AN - - Not used
6 EJT_MT_BN - - Not used
7 GND - - Ground
8 GUIDE PI I 0/3.3 V DC ESW2: On/Off
9 5V1 O 5 V DC 5 V DC power to ESW2
10 GND - - Ground
11 FUSER PI I 0/3.3 V DC ESW1: On/Off
12 5V1 O 5 V DC 5 V DC power to ESW1
13 +5V1 O 5 V DC 5 V DC power to PFS
14 JOB_EXIST I 0/3.3 V DC PFS: On/Off
15 GND - - Ground
16 +5V1 - - Not used
17 JOB LED - - Not used
YC3 1 ERASER K O 24 V DC 24 V DC power to CL-K
Connected to
the cleaning
lamp K, drum
PWB K and
drum position
sensor K
2 ERS DR O 24/0 V DC CL-K: On/Off
3 +3.3V1 O 3.3 V DC 3.3 V DC power to DRPWB-K
4 EEP SCL O 0/3.3 V DC (pulse) DRPWB-K EEPROM clock signal
5 EEPSDA I/O 0/3.3 V DC (pulse) DRPWB-K EEPROM data signal
6 GND - - Ground
7 A0(OPEN) - - Not used
8 A1(OPEN) - - Not used
9 +5V1 O 5 V DC 5 V DC power to DPS-K
10 POS SENS 4 I 0/3.3 V DC DPS-K: On/Off
11 GND - - Ground