Utax CLP 3521

2HL/2HM/2HN
2-3-4
YC13 1 +24V1 O 24 V DC 24 V DC power source
Connected
to the inter-
lock switch
2 N.C. - - Not used
3 +24V2 I 24/0 V DC
24 V DC power source
Interlock switch: On/Off
YC14 1 +24V3 O 24 V DC 24 V DC power source
Connected
to the left
cover switch
2 N.C. - - Not used
3 +24V4 I 24/0 V DC 24 V DC power source
Left cover switch: On/Off
YC16 1 GND - - Ground
Connected
to the high
voltage
PWB
2 GND - - Ground
3 HVCLKK O 0/3.3 V DC (pulse) Developing bias clock signal (Black)
4 HVCLKY O 0/3.3 V DC (pulse) Developing bias clock signal (Yellow)
5 HVCLKC O 0/3.3 V DC (pulse) Developing bias clock signal (Cyan)
6 HVCLKM O 0/3.3 V DC (pulse) Developing bias clock signal (Magenta)
7 T2RREMN O 0/3.3 V DC (pulse) Secondary transfer bias reverse signal
8 MKCNT O PWM Main charger high voltage control voltage (Black)
9 BKSCNT O PWM Developing sleeve bias control voltage (Black)
10 BKMCNT O PWM Developing magnet bias control voltage (Black)
11 MYCNT O PWM Main charger high voltage control voltage (Yellow)
12 BYSCNT O PWM Developing sleeve bias control voltage (Yellow)
13 BYMCNT O PWM Developing magnet bias control voltage (Yellow)
14 MCCNT O PWM Main charger high voltage control voltage (Cyan)
15 BCSCNT O PWM Developing sleeve bias control voltage (Cyan)
16 BCMCNT O PWM Developing magnet bias control voltage (Cyan)
17 MMCNT O PWM Main charger high voltage control voltage (Magenta)
18 BMSCNT O PWM Developing sleeve bias control voltage (Magenta)
19 BMMCNT O PWM Developing magnet bias control voltage (Magenta)
20 CLCNT O PWM Cleaning bias control voltage
21 T1MCNT O PWM Primary transfer bias control voltage (Magenta)
22 T1CCNT O PWM Primary transfer bias control voltage (Cyan)
23 T1YCNT O PWM Primary transfer bias control voltage (Yellow)
24 T1KCNT O PWM Primary transfer bias control voltage (Black)
25 T2CNT O PWM Secondary transfer bias control voltage
26 +24V4 O 24 V DC 24 V DC power source
27 +24V4 O 24 V DC 24 V DC power source
YC17 1 STDUBN O 0/24 V DC (pulse) Duplex motor drive control signal (_B)
Connected
to the
duplex
motor
2 STDUAN O 0/24 V DC (pulse) Duplex motor drive control signal (_A)
3 STDUB O 0/24 V DC (pulse) Duplex motor drive control signal (B)
4 STDUA O 0/24 V DC (pulse) Duplex motor drive control signal (A)
Connector Pin Signal I/O Voltage Description