Epson EPL-N1600 Service Manual page 175

EPSON EPL-N1600
CONTROLLER SENSOR EXIT, SENSOR PHOTO, AND
THERMISTOR
Rev. A
Table 7-17. Signal Names / Sensor Exit, Sensor Photo, Thermistor
Signal Name
/EXIT Signal from the Sensor Exit. This signal is Low when the Sensor
Assembly Photo Exit is actuated by paper, and High when the
Sensor Assembly Photo Exit is deactuated.
/EXIT2 Signal from the Exit2 Sensor. This signal is Low when the Exit2
Sensor is actuated by paper, and High when the Sensor Photo is
deactuated.
Table 7-18. Pin Assignment / Controller - Sensro Exit/Photo
P281 or
CN226 P285 Signal Name
2 P281-2 /EXIT
5 P285-2 /EXIT2
Table 7-19. Signal Names / Controller - Thermistor
Signal Name
STS* Signal from the Thermistor which monitors the temperature of the
Fuser Heat Roll (Analog signal)
*: STS (Soft Touch Sensor)
Table 7-20. Pin Assignment / Controller - Thermistor
CN228 J291 J292 Signal Name
2 1 2 STS
Table 7-21. Thermistor Specification
Temperature ( C) 20
Resistance ( ) 438.3
Chapter 7 Appendix
Description
Signal
Direction
M: Controller High
S: Sensor Trigger Level
M S - TTL
M S - TTL
Description
Signal
Direction
M: Controller High
S: Sensor Trigger Level
M S - -
30 184
302.3 6.532
Low
Level
TTL
TTL
Low
Level
-
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