13
Symptom
Possible cause
Course of action
Fault light illuminates
immediately
Excess module
temperature
Let amplifier fans run for
a while, and re-try later
Air-cooling failure
Check fan operation and
air vents
Power supply
failure
Check mains supply for
interruption
Amplifier runs for a while
and then goes into fault
mode
Excess module
temperature
Check ambient tempera-
ture of amplifier environ
-
ment
Table 1. Fault diagnosis after interlock cycling operation
If the actions indicated in table 1 are not successful in restoring correct opera-
tion, then contact Teseq technical support.
The fault indicator will not illuminate if the amplifier is placed in the interlock
state.
