GE Contactless Smart Card Reader Model 24x
21
The reader
sounds a short
triple beep every
30 seconds and
the redLED
flashes quickly
(every 400 ms).
Indicates a tamper violation. Ensure the reader is
properly attachedto its backplate. The redLED
will continue to blink for 30 seconds. The reader is
ready for use when the yellow LED is steadily on.
The reader
sounds a short
triple beep every
5 seconds and
the redLED
also flashes
every 5 seconds.
Check that the 4-state supervisedswitches are
connectedwith two 1K
Ω
resistors to the door con-
tact andthe exit request inputs or, if the inputs are
not used, that a 1K
Ω
resistor is installedat the
reader connector.
A 470
Ω
½-watt pull-up resistor is required
between 12 VDC andReader Data 1 on the Micro/
5 2RP (only).
Condition
Possible Solutions
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