Power 1 and Power 2 LEDs
The Power 1 and Power 2 LEDs on the front of the chassis indicate the general operating state of the
power supplies.
Power supply
state
green solid
amber solid
off/none
AC power supply LEDs
The LEDs located on the AC power supplies indicate the operating state of the power supplies
Input LED
green solid
off
off
green solid
green solid
green blinking
green blinking
green blinking
green solid
green solid
OV - Over Voltage; OTP - Over Temperature Protection; UV - Under Voltage; OC - Over Current; VSB -
Standby Voltage
DC power supply LEDs
The LEDs located on the DC power supplies indicate the operating state of the power supplies
Input LED Output/Fault
green solid green solid
off
off
green solid amber solid
Description
Power supply is present and operating properly. Also indicates when the system is
in power standby mode.
Power supply is present, but not operating properly.
No power supply is present.
Output LED
green solid
off
amber solid
amber solid
amber blinking
amber solid
amber blinking
off
green blinking
off
Condition (PWR-0307-01)
LED
Normal operation
off
Fault: Input UV
amber solid
Fault: Input OV
Warning: VSB OC
Fault: Fan, OTP, OC, VOUT
OV/UV
Platform Guide: i2000/i4000 Series
Condition
Normal operation
Fault: Input UV
Not valid
Warning: VSB OC
Fault: SC, OC, VOUT OV/UV
Warning: VOUT OC, VOUT OV/UV
Fault: VSB OC, VSB SC
Fault: Input OV
Warning: Input OV, Input UV
Not valid
PS_ON_L is high
PS_KILL PSU not inserted
Condition (PWR-0307-02 and
later)
Normal operation
Fault: Input UV, VSB SC
Not valid
Warning: VSB OC
Fault: Fan, OTP, OC, VOUT
OV/UV
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