Epson EPL-N4000 - Page 258

EPSON EPL-N4000/EPL-N4000+ Chapter 7 Appendix
Rev.B 244
Figure 7-16. Fuser Fan
↔
Main Motor
↔
Interlock SM1&SM2
↔
MCU
PWB
Table 7-14. Signal Name
Signal Name Description
MMOT$PWM Switches Main Motor. Hi
g
h=Off. Low=On.
MC#CLK Monitors the speed of the Main Motor.
FFAN$PWR Switches the Fuser Fan. Hi
g
h=On. Low =Off
FAN$LOW Switches the speed of the Fuser Fan. Hi
g
h=Low speed.
Low=Hi
g
h speed
FUSER$FAIL Monitors the Fuser Fan. Low=Operation correct.
Hi
g
h=Operation incorrect
INTLK#SW1 Monitors Left Cover interlock switch. Hi
g
h=Cover open.
Low=Cover closed.