Symptom: The Recorder Is Inoperative; Symptom: The Display Is Inoperative - Honeywell LeaderLine DPR 100 C Product Manual

10.2.3 SYMPTOM : The recorder is inoperative
POSSIBLE CAUSE
No message is displayed or in case of analog
input basic actions, "NO INPUT" is displayed
for the considered input.
Loss of line power
Blown line fuse
The fuse connection is not correct.
Power supply module
10.2.4 SYMPTOM : The display is inoperative
POSSIBLE CAUSE
Power supply module
Wrong connection
Display module
Mother board
10. TROUBLESHOOTING
CORRECTIVE ACTION
Check "sensor", "actuation" configuration and
switch position on the input card.
Use an AC voltmeter to check whether power is
being applied to the supply terminals L1 and
L2/N.
Replace line fuse. Ensure that fuse is correct for
supply voltage.
Clean the fuse connection.
Check voltage on power supply.
(Refer to CK 113)
If voltage is not correct, replace power supply
module.
CORRECTIVE ACTION
If chart illumination failed, replace power supply
module.
Check the flat cable connections on display and
mother board (refer to CK 152).
Replace display module (refer to CK 153).
Replace mother board (refer to CK 152).
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