ILS Strobe Lighting Systems
DOC-3400-MNL Rev23.doc
(9/22/2021)
Copyright 2007-2021 ITL, LLC Page 71
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SIDELIGHT Alarm
Sidelight Alarm
YES
Light Bulb
On TB5-2
Flashes?
Likely Causes:
1) Fuse, F3
2) Sidelight Relay,
K4
3) Trigger Board,
PCB1
4) Damaged wiring
Likely Causes:
1) Marker
Lamp(s) out.
2) DIP Switch
SW5 on
PCB1 Set
incorrectly
3) Sense Module,
PCB3
4) Sense Module
Settings,
PCB3, JP1
and JP2
5) Trigger Board
PCB1
NO
Use Clamp-on Meter to check sidelight
wire on terminal 8 of TB1 and measure.
You should read about 1A per installed
sidelight.
1A per
Sidelight?