JEM AF-1 - Troubleshooting

22 AF-1 and AF-2 fans user manual
T ROUBLESHOOTING
Problem Probable cause(s) Suggested remedy
No light from status
LEDs on remote control
or fan
No power
Check power supply and
connections
Remote control not set to
Standby
Press Standby button
Remote control not
connected
Check connections
Fuse blown
Replace fuse with one of
same type and rating.
If fuse blows repeatedly,
consult your JEM/Martin
dealer.
Power is applied, but no
fan action using DMX
Incorrect DMX address
Check DIP-switch
settings
No DMX termination
Fit termination plug to
last device on DMX link
Excessively noisy
operation
Grill loose
Check and tighten grill
retaining screws
AF-2: Incorrectly
assembled grill mounting
hardware
Check, and if necessary
reassemble (see “AF-2
cleaning access” on
page 20)
Reduced airflow
Grills and/or fan blades
dirty
Check and clean
Low supply voltage Check AC supply