2HL/2HM/2HN
2-3-12
Connector Pin Signal I/O Voltage Description
YC1 1 ERASEMDR I 0/24 V DC Eraser lamp M: On/Off
Connected
to the
engine
PWB.
2 TNSENM O Analog Toner sensor M detection voltage
3 ERASECDR I 0/24 V DC Eraser lamp C: On/Off
4 TNSENC O Analog Toner sensor C detection voltage
5 ERASEYDR I 0/24 V DC Eraser lamp Y: On/Off
6 TNSENY O Analog Toner sensor Y detection voltage
7EECLK I
0/3.3 V DC (pulse)
EEPROM clock signal
8 GND - - Ground
9EEDATA I/O
0/3.3 V DC (pulse)
EEPROM data signal
10 +3.3V1 I 3.3 V DC 3.3 V DC power source
11 ERASEKDR I 0/24 V DC Eraser lamp K: On/Off
12 +3.3V2 I 3.3 V DC 3.3 V DC power source
13 TNSENK O Analog Toner sensor K detection voltage
14 DLPTHERM O Analog Developing thermistor detection voltage
YC2 1 EEDATA I/O 0/24 V DC EEPROM data signal
Connected
to the drum
PWB K
2 ERASEDR O Analog Eraser lamp K: On/Off
3 EECLK O 0/24 V DC EEPROM clock signal
4 GND - - Ground
5 +3.3V1 O 3.3 V DC 3.3 V DC power source
6 N.C. - - Not used
7 DA1 O 0/3.3 V DC Data address signal
8 DA0 O 0/3.3 V DC Data address signal
YC3 1 GND - - Ground
Connected
to the drum
PWB K
2 ERASEKDR O 0/24 V DC Eraser lamp K: On/Off
3 N.C. - - Not used
YC4 1 GND - - Ground
Connected
to the devel-
oping PWB
K
2 TNSENK I Analog Toner sensor K detection voltage
3 +3.3V2 O 3.3 V DC 3.3 V DC power source
4 TH_DLP I Analog Developing thermistor detection voltage
YC5 1 EEDATA I/O 0/24 V DC EEPROM data signal
Connected
to the drum
PWB Y
2 ERASEDR O Analog Eraser lamp Y: On/Off
3 EECLK O 0/24 V DC EEPROM clock signal
4 GND - - Ground
5 +3.3V1 O 3.3 V DC 3.3 V DC power source
6 N.C. - - Not used
7 DA1 O 0/3.3 V DC Data address signal
8 DA0 O 0/3.3 V DC Data address signal
YC6 1 GND - - Ground
Connected
to the drum
PWB Y
2 ERASEYDR O 0/24 V DC Eraser lamp Y: On/Off
3 N.C. - - Not used
YC7 1 GND - - Ground
Connected
to the drum
PWB C
2 TNSENY I Analog Toner sensor Y detection voltage
3 +3.3V2 O 3.3 V DC 3.3 V DC power source
4 N.C. - - Not used
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