Samsung SSA-S2000 - Manual (Page 49)

English _ 49
TROUBLESHOOTING
Problem Action
The external reader can the RF card
but the RF card data will not be
transferred to SSA-S2000 or
irrelevant data is transferred. 1) Check if the external reader is connected to SSA-S2000 properly.
2) Check if the external reader works normally.
- Check the connection cable between the external reader and SSA-S2000 for any
disconnection or short-circuit.
- Check if there occurs a noise on the connection cable between the external reader and SSA-
S2000.
c
If you have to use a measuring device such as an oscilloscope or a multimeter, please
consult with a qualifi ed technician.
d
Measure the Wiegand communication cable and check if the exit reader works properly.
: Check the Wiegand output state of the external reader by referring to the user manual,
and replace the reader if it shows an abnormal output.
e
If there occurs a noise on the Wiegand communication cable using the measuring device
: Reinforce the GND line by using the shield line and space line as additional GND points.
: Extend the Wiegand communication range along with the stable signal reception using the
repeater
f
For more information, refer to the external reader connection section in the user manual.
3) If the problem persists after you have followed the procedures above, contact a
designated service center.
The door lock does not operate at
all. 1) Check if the door lock is connected to SSA-S2000 properly.
The connection method may differ depending on the type and operation mode (NO, NC) of the
door lock.
2) Check the status of the door lock
- Check the connection cable between the door lock and SSA-S2000 for any disconnection or
short-circuit..
- Check if the door lock works normally.
c
If you have to use a measuring device such as an oscilloscope or a multimeter, please
consult with a qualifi ed technician.
d
Remove the door lock from SSA-S2000, and check the relay output of SSA-S2000:
Replace the door lock if the relay output of SSA-S200 shows a normal state.
e
For more information, refer to the door lock connection section in the user manual.
2) If the problem persists after you have followed the procedures above, contact a
designated service center.