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Internet Alarm Communicator Installation Manual
Table 12: Response Code Descriptions and Corresponding Actions
The table above displays the firmware update indicator codes and meaning of each code. The
updates can be made from communicator. Communicator can update firmware of the panel and
also of communicator itself. This section does not provide specific details such as if the image is
still stored or erased due to the cancellation code.
Response
Code
Description of Response Code Corresponding Action
Bad File
00 Version check failed
Contact DSC Tech Support, described the action attempted
with the system and supply them with the Response Code in
Section [983].
01 Image type mismatch
02 Device type mismatch
03 Hardware type mismatch
04 General variant mismatch
05 Firmware header wrong length
Panel is Busy
20 System update pending - panel is armed
Disarm the panel to continue with system firmware update
process.
21
System Update Pending -AC Trouble
(Any AC Trouble; Device/Module)
Resolve the AC trouble to continue with system firmware
update process.
22
System Update Pending -Low Battery
(Any Low Battery Trouble; Device/Module)
Resolve the Low Battery Trouble to continue with system
firmware update process.
25
System update pending - communication in
progress
Retry in a few minutes; if issue persists, contact DSC Tech
Support.
Firmware Update Sequence Change
A0 System firmware update successful None
A1 System firmware update failure
At least one module was not updated. Use DLS to reapply the
firmware to the module not updated.
A2
System firmware update failure - module not
found
At least one module was not responding during firmware
update. Ensure all modules enrolled are physically connected
and powered up.
AA Device firmware transfer begin None
AB Device firmware module update begin None
AC General device firmware transfer failure
Contact DSC Tech Support, describe the action attempted
with the system and supply them with the Response Code in
Section [983].
Firmware Update Status
C0 System ready to update None
C1 System update cancel request received The system has received an update cancel request from DLS.
C2 System update begin None
Firmware Download Request Reject
E0
Reserved
E1
E2
E3
E4
E5 Remote firmware update disabled
Enable remote firmware update in the communicator in order
to perform remote system firmware update.
Local Status Update States
FE Firmware file empty
No action required. Communicator currently does not have
any firmware files.
FD Firmware download in progress
No action required. Communicator is currently downloading
firmware.
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