SoundOff Signal Apex LED - Manual (Page 14)

APEX TROUBLESHOOTING
NORMAL OPERATION
Under Normal operation with lightbar turned on the breakout box will have the Green and Red LED light on steady. When ever you change
an input to the lightbar the Red LED on the breakout box will flash then go back to steady.
When the lightbar is off (no inputs active) the Green LED on the breakout box will stay on for 15 seconds then go off putting the lightbar into
sleep (standby) mode. The Red LED will flash every 5 seconds to tell you there is power to the breakout box and it is waiting for an input to
turn on the lightbar.
NO OPERATION
No LED on or flashing on Breakout box; Check input power and ground to lightbar, check data cable for damage and/or
opens, check FH4 (5A) fuse on the electronic control board in lightbar.
Breakout box LED’s operating correctly; Check FH1 (20A) & FH2 (20A) fuse on the electronic control board in lightbar
) e v o b a e e s (
NO OR INCORRECT INBOARDS OR CORNERS LIGHTS (WARNING)
Breakout box LED’s operating correctly; Check FH1 fuse on the electronic control board in lightbar
No steady Red LED on breakout box; Check 24-pin connector at breakout box (insure it is snapped in correctly), check
appropriate input to breakout box for output lights which should be on
No rear warning lights; Check dip switch SW5 setting for full (off) or split (on) arrow (on full you may not
get any warning) (after arrow dip switch changes main power must be cycled)
NO TAKE DOWNS OR ALLEYS LIGHTS
Breakout box LED’s operating correctly; Check FH2 (20A) hfuse on the electronic control board in lightbar
No steady Red LED on breakout box; Check 24-pin connector at breakout box (insure it is snapped in correctly), check
appropriate input to breakout box for output lights which should be on
INCORRECT OR NO ARROW OPERATION
Breakout box LED’s operating correctly; Check dip switches setting on the electronic control board in lightbar (after arrow
dip switch changes main power must be cycled)
No steady Red LED on breakout box; Check 24-pin connector at breakout box (insure it is snapped in correctly), check
appropriate input to breakout box for output lights which should be on
Arrow direction incorrect; Change passenger/drivers side dip switch SW4 on the electronic control board in
lightbar (after arrow dip switch changes main power must be cycled)
8-wire control not operating; Check dip switch setting SW1-3 (should be off, off, off) on the electronic control
board in lightbar (after arrow dip switch changes main power must be cycled)
Split arrow not operating; Check dip switch SW5 (should be on) on the electronic control board in lightbar
(after arrow dip switch changes main power must be cycled)
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