175
Description
JPDC-Fuse FU73 or FU74 (J7B connector) is blown or SW7B switched OFF.
Possible Cause
•
The specified switch is turned off and
FuseDiag
is enabled.
•
The specified fuse is blown.
•
The 125 V dc input is not connected.
Solution
•
If the switch is turned off (output is not used), disable the diagnostic by setting
FuseDiag
to
Disable
.
•
If the output is used, verify that the switch is turned on.
•
Replace the fuse.
•
Verify the 125 V dc input connections to the terminal board.
•
If the 125 V dc input is not used, this diagnostic alarm can be disabled by setting the
InputDiagEnab
parameter on the
associated input (
DC_125VFdbkMag
) to
Disabled
.
176
Description
JPDC-Fuse FU75 or FU76 (J7C connector) is blown or SW7C switched OFF.
Possible Cause
•
The specified switch is turned off and
FuseDiag
is enabled.
•
The specified fuse is blown.
•
The 125 V dc input is not connected.
Solution
•
If the switch is turned off (output is not used), disable the diagnostic by setting
FuseDiag
to
Disable.
•
If the output is used, verify that the switch is turned on.
•
Replace the fuse.
•
Verify the 125 V dc input connections to the terminal board.
•
If the 125 V dc input is not used, this diagnostic alarm can be disabled by setting the
InputDiagEnab
parameter on the
associated input (
DC_125VFdbkMag
) to
Disabled
.
PDM Power Distribution Modules
GEH-6855_Vol_II System Guide 347
Public Information