Front Panel Indicator - GRASS VALLEY IQH4B User Manual

Each IEC connector supplies an independent feed of power to each of the two power supply
modules as shown in the diagram above.
As a redundancy option, the IQH4B enclosure can support two power supplies; however, only
one is required.

Front Panel Indicator

On the front panel, there is a bi-color (red/green) LED that indicates the unit's status.
LED State
Green
Steady flashing Red/Green/Red/
Green/...
Red Flashing
Steady flashing Red/Off/Red/Off/... Steady error condition such as PSU or fan failed
Intermittent flashing Red from
Green
More information about error conditions can be determined by checking via RollCall or SNMP.
LED
Indicator
Meaning
Power ON
OK, no faults detected
Where Am I? function activated
Faults detected:
PSU - Voltage exceeding limits/out of range, PSU
Missing/Power cable missing.
FAN - Stopped, Short circuit, Running at maximum.
TEMP - Sensor fault, Temperature beyond normal limits.
MOD COMMS - Excessive Backplane errors.
Momentary error such as network error caused by
faulty cabling
IQH4B
User Manual
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