13. Series 8 I/O
Alarms and Failures
13.2. Reviewing IOM soft failures
R500
Series 8 I/O User's Guide
281
April 2017
Honeywell
161
HMODEM1
HART hardware error detected against DUART channel 1 or modem 1.
Diagnostic check:
None - HART hardware error detected
Cause:
HART hardware error detected against DUART channel 1 or
modem 1.
Solution:
Replace the IOM.
162
HMODEM2
HART hardware error detected against DUART channel 2 or modem 2.
Diagnostic check:
None - HART hardware error detected
Cause:
HART hardware error detected against DUART channel 2 or
modem 2.
Solution:
Replace the IOM.
163
HMODEM3
HART hardware error detected against DUART channel 3 or modem 3.
Diagnostic check:
None - HART hardware error detected
Cause:
HART hardware error detected against DUART channel 3 or
modem 3.
Solution:
Replace the IOM.
164
HMODEM4
HART hardware error detected against DUART channel 4 or modem 4.
Diagnostic check:
None - HART hardware error detected
Cause:
HART hardware error detected against DUART channel 4 or
modem 4.
Solution:
Replace the IOM.