
i Series e Users Guide
Page 11 of 35
LIT-31903-00
1.8
Control Module – Abnormal LED Diagnostics
There are several other Led conditions which the control module LED’s will indicate which are not directly
indicated by their nomenclature. They are as follows:
LED’s won’t light at all :
No power to rack, or no power to control module.
Pull the control module. This will turn on the fan to full if there
is power to the rack. Check the 3 phase power harness that
connects the control module drawer to the side of the rack.
The 3 Phase LED’s chase.
The Line frequency is out of specification. Displayed on HHR.
Line power frequency has to be between 47-63hz.
LED’s blink briefly, then nothing.
Main Processor (U5)not getting through RAM check.
[Repeats]
LED’s blink briefly, then RED
Main Processor (U5)not booting properly.
Phase A LED comes on. [Repeats]
LED’s blink briefly, then RED
Main Processor booting properly
Phase A LED comes on. Analog Led
B Processor (U19) not booting properly.
Blinks at least once. [Repeats]
LED’s blink briefly, then RED
Main Processor booting properly
Phase A LED comes on. Analog Led
B Processor booting properly
blinks. Phase B LED comes on.
Analog LED blinks at least once.
C Processor (U28) not booting properly
[Repeats]
After All three processors boot,
Feeder Line voltage is too high.
One or more of the power led’s flash.
[above 135VAC for a 120VAC system]
[above 260VAC for a 240VAC system]
After All three processors boot,
Feeder Line voltage is too low or off.
One or more of the power led’s
[below 90VAC for a 120VAC system]
turn off.
[below 190VAC for a 240VAC system]
After All 3 processors boot, the
Diagnostics led stays lit, along
The main processor can’t get the configuration from the
with the 3 Power LED’s, but the
backplane. It will try to read the backplane for about 30
control module runs a circular chase
seconds, then it will give up and will process normally
pattern between DMX OK,ANALOG,
the default thumbwheel DMX-512 patch settings [1-15].
PANIC, AND BACKUP for about
Custom patches and snapshot scenes will n ot be available.
30 seconds then operates normally.