14
Troubleshooting
Problem
Possible cause
Solution
The Gateway does
not communicate
with the Access
Control Panel.
The RS-485 cable between the
Gateway and the Access Control
Panel may be damaged.
Replace the RS-485 cable between the
Gateway and the Access Control Panel.
The RS-485 signals between the
Gateway and the Access Control
Panel may be wired incorrectly.
Refer to Gateway wiring diagrams and
ACP system documentation for proper
wiring instructions.
The RS-485 address of the Gateway
may not match the RS-485 address
assigned in the Access Control Panel.
Change the RS-485 address of the
Gateway to match the RS-485 address
assigned within the Access Control
Panel.
The 2 | 4 wire jumpers (P5) may be
improperly installed for communication
with Gateway 4-Wire or improperly
removed for communication with RS-
485 2-Wire.
Install the 2 | 4 wire jumpers when
communicating with RS-485 2-Wire.
Remove the 2 | 4 wire jumpers when
communicating with RS-485 4-Wire. Refer
to typical Gateway wiring diagrams.
The Gateway does
not communicate
with Wireless
Access Point
Modules (WAPMs)
The Gateway antenna may not be
properly installed.
Ensure that the Gateway antenna is
installed and properly seated.
Wiring may cause interference with
the antenna
Check to ensure that wiring is properly
routed and the area around the antenna
is clear of any wire. See wire routing
diagrams for more information.
The Gateway may not be linked to
the lock
Link the Gateway to the lock. See
Linking Locks and Gateways
on page
7
.
Customer Service
1-877-671-7011
www.allegion.com/us
