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DLQ-3000+
CSF sensor
CSF sensor uses terminals for the CSF paper quantity sensor. The output signal for this
sensor is pulled up to 10K
the resistor and the condenser.
Switch mode
CSF paper quantity sensor
CSF sensor, a potentiometer, is not attached to the printer but to the CSF. It monitors
paper quantity in the hopper and send the analog signal to the internal A/D converter of
the CPU.
PGHP (Platen Gap Home Position) sensor
The output signal for this sensor is pulled up to 390
filter circuit which consists of the resistor and the condenser.
Detecting method
Power supply voltage
Switch mode
2-32
, then input to the CPU via the filter circuit which consists of
Table 2-28. CSF Sensor Switch Mode
CSF installed:
No CSF installed:
Table 2-29. PGHP Sensor Specification
Micro switch system
5 VDC
In the home position: LOW
Off the home position :HIGH
LOW
HIGH
, then input to the CPU port via the
5%
Rev. A
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