Interconnect-Battery Unit Leds - IBM DS4800 User, Installation And Maintenance Manual

Table 22. Power supply-fan LEDs
LED
Power
Battery 1
Charging
Battery 2
Charging
Needs
Attention
Service
Action
Allowed

Interconnect-battery unit LEDs

Color Normal Status
Green LED On = Power
supply-fan is
providing power
Green LED On = Battery
charged and
ready
Blinking =
Battery charging
Green LED On = Battery
charged and
ready
Blinking =
Battery charging
Amber LED Off
Blue LED Off
Problem Status Procedure
Off = Power Examine the power
supply-fan is not supply-fan unit, connected
providing power PDUs, and connected
power circuits for any of the
following conditions:
v The power supply-fan
unit power switch is off.
v A circuit breaker has
tripped in the controller
linked to this power
supply-fan unit is linked.
(The right power
supply-fan is linked to
Controller A; the left
power supply-fan is
linked to Controller B.)
v The connected PDUs are
turned off or have been
tripped.
v There is no power at the
wall circuit.
v The power supply-fan
unit is bad.
Off = Battery
faulted,
discharged, or
missing
Off = Battery
faulted,
discharged, or
missing
On = Power "Troubleshooting the
supply-fan needs storage subsystem" on
attention page 109
On = Safe to "Resetting the controller
remove circuit breakers" on page
124
"Replacing a power
supply-fan" on page 144
Chapter 4. Operating the storage subsystem
119