
Troubleshooting the System
© 1999, AXCESS
TM
Inc.
750.001.003
Revised June 1999
97
Step 8:
Check the 10-wire header within the Toggle Switch ATU to
be sure that it is seated properly. See page 74 for a
discussion of seating the header.
Step 9:
Check the LEDs within the Reader to be sure they are on.
Step 10:
Check the Reader to see if it is connected to a power
source. Information on providing power can be found on
page 32.
Step 11:
Check to see if the 30-turn pot adjustment switch is turned
to the maximum on the TX card in the Reader. See the
chapter
Modifying Antenna Range: Adjusting the
Transmitter Card
, page 77.
Step 12:
Check for any environmental interference affecting the
system performance.
Swing Frame Antenna
Problem: The Swing Frame Antenna has diminished or no range
Step 1:
Ensure that RG-58/U with 100% foil shield coverage is
used.
Step 2:
Ensure that the cable lengths are within specifications: no
more than 80 feet between the Reader and the ATU and
no more than 20 feet between the ATU and the antennas.
Step 3:
Ensure that the connectors are well fastened and in good
order.
Step 4:
Ensure that TX is connected to TX and RX is connected to
RX on the Reader, ATU and antennas.
Step 5:
Ensure that the Swing Frame Antenna has been
positioned correctly. The Swing Frame Antenna is for
indoor use only.
Step 6:
Ensure that the ATU is tuned. See page 73 for information.
Step 7:
Ensure that the 10-wire connector is well seated in the
Toggle Switch ATU. See page 74 for a discussion of
seating the header.
Step 8:
Check for continuity on the connectors, cable and transmit
antenna. The transmit antenna should have continuity.
See page 87 for details on checking continuity.
Step 9:
Check the LEDs within the Reader to be sure they are on.
Step 10:
Check the Reader to see if it is connected to a power
source. Information on providing power can be found on
page 32.
Step 11:
Check to see if the 30-turn pot adjustment switch is turned
to the maximum on the TX card. See the chapter