User's Manual

7
Beeper Wiring
Figure 2 shows how to wire the beeper so that it beeps when a valid card is
presented to the reader.
FIGURE 2. Beeper Wiring
NOTE
If you wire the beeper as shown in Figure 2, do not wire the
beeper back to the controller.
Terminal Block
110
AC or
DC
Red LED
Green LED
+12V
GND
Beeper
D1
D0
For internal beep,
connect Pin 6 to
Pin 1 as shown