5 connector for operation panel (cn500), Caution, Pin assignment connection example – CITIZEN Printer Presenter Unit PPU-700 Benutzerhandbuch
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4.5 Connector for Operation Panel (CN500)
Pin Assignment
Connection Example
Pin No.
Signal Name
Input/Output
Function
1
Vcc
—
Power supply for circuit (+5V)
2
LF_SW
Input
LF switch input (paper feeding)
3
GND
—
GND for circuit
4
POWER_LED
Output
POWER_LED output
5
ERROR_LED
Output
ERROR_LED output
Connector used: 53014-0510 (Molex)
CAUTION!
● POWER LED and ERROR LED are provided with a resister of 47Ω at the circuit side.
When using LED, connect the resister to conform to the rating of the LED. (Saturation
voltage across collector and emitter of transistor V
CE(sat)
= 0.25V (max.))
● LF_SW input terminal has the above circuit configuration. A ceramic capacitor is
provided at the circuit side to prevent chattering. Note that chattering may be large
depending on the switch.
47
Ω
47
Ω
1 K
Ω
3.3 K
Ω
Vcc
1000
µF
LF_SW
GND
1
2
3
4
5
CN500
Vcc (+5V)
POWER_LED
ERROR_LED
Control Board