Epson EPL-N4000 - Page 264

EPSON EPL-N4000/EPL-N4000+ Chapter 7 Appendix
Rev.B 250
Figure 7-22. Tray2 Component
↔
MCU PWB
Table 7-20. Signal Name
Signal Name Description
SNR#SIZE2 Analo
g
si
g
nal from the Tra
y
2 Size Sensor. Volta
g
e
levels 0VDC~5VDC
SNR#NOP2 Monitors level of paper in Tra
y
2. Hi
g
h=No paper
present. Low=Paper present
SNR#TAROL2 Monitors paper between Tra
y
2 and Tra
y
3. Hi
g
h=Paper
present. Low=No paper
SNR#LVL2 Monitors position of Tra
y
2. Hi
g
h=Not in position. Low=In
position
L/H#INTLK Monitors the Left Cover Interlock Switch. Hi
g
h= Cover
open (switch off). Low=Cover closed (switch on).
CL$FEED2 Controls Tra
y
2 paper feed. Hi
g
h=No feed. Low=Feed
MOT$LIFT2 Switches Tra
y
2 Lift Up Motor. Hi
g
h=On. Low=Off