![Epson AcuLaser M2000D Service Manual Download Page 169](http://html.mh-extra.com/html/epson/aculaser-m2000d/aculaser-m2000d_service-manual_108675169.webp)
EPSON AcuLaser M2000D/M2000DN/M2010D/M2010DN
Revision B
APPENDIX
Connection Summary
160
Confidential
YC809
MP paper feed solenoid
1
+24V3
O
DC24V
DC24V power source
2
MPFDRN
O
DC0V/24V
MP paper feed solenoid: On/Off
YC811
HVPS unit
1
+24V1
I
DC24V
DC24V power source
2
+3.3V1
O
DC3.3V
DC3.3V power source
3
ZCROSS
I
DC0V/3.3V (pulse)
Zero cross signal
4
FAN
O
DC0V/24V
Left cooling fan motor: On/Off
5
HEATN
O
DC0V/3.3V
Fuser heater lamp: On/Off
6
SLEEP
O
DC0V/3.3V
Sleep mode signal: On/Off
7
MHVDR
O
DC0V/3.3V
Main charger output signal: On/Off
8
RTHVDR
O
DC0V/3.3V
Transfer (reverse) bias output signal: On/Off
9
PSEL1
O
DC0V/3.3V
Transfer (reverse) bias control signal: On/Off
10
HVCLK
O
DC0V/3.3V (pulse)
Developing bias clock signal
11
REGN
I
DC0V/3.3V
Registration sensor: On/Off
12
TCNT
O
PWM
Transfer current control signal
13
MCNT
O
PWM
Main charger output control signal
14
THVDR
O
DC0V/3.3V
Transfer bias output signal: On/Off
15
CASE
I
Analog
Cassette switch: On/Off
16
THERM
I
Analog
Fuser thermistor detection voltage
17
+24V3
O
DC24V
DC24V power source
18
SGND
-
-
Ground
YC813
HVPS unit
1
+24V2
I
DC24V
DC24V power source
2
+24V2
I
DC24V
DC24V power source
3
PGND
-
-
Ground
4
PGND
-
-
Ground
YC814
Toner sensor
1
+3.3V1
O
DC3.3V
DC3.3V power source
2
TEMPTY
I
DC0V/3.3V
Toner quantity detection signal
3
SGND
-
-
Ground
YC815
Right cooling fan motor
1
+24V1
O
DC24V
DC24V power source
2
FAN
O
DC0V/24V
Right cooling fan motor: On/Off
YC816
Eraser lamp
1
ERASER
O
DC0V/24V
Eraser lamp: On/Off
2
ERASRW
O
DC24V
DC24V power source
Connector No.
Destination
Pin No.
Signal Name
I/O
Measured Voltage
Function
Summary of Contents for AcuLaser M2000D
Page 12: ...Confidential C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 24: ...Confidential C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 41: ...Confidential C H A P T E R 3 TROUBLESHOOTING ...
Page 74: ...Confidential C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 149: ...Confidential C H A P T E R 5 ADJUSTMENT ...
Page 159: ...Confidential C H A P T E R 6 MAINTENANCE ...