IBM DS4800 - Interconnect-Battery Unit; Interconnect-Battery Unit Leds

Table 23. Interconnect-battery unit LEDs
Legend LED Color Normal Status Problem Status/Procedure
1 Battery
Needs
Attention
Amber LED Off On = Battery failed
See “Replacing a backup battery
pack” on page 152.
2 Power Green LED On = storage
subsystem is
powered on
Off = storage subsystem is
powered off
If the storage subsystem is
powered on but this LED remains
off, examine the power supply-fan
units, the connected PDUs, and
the connected power circuits for
any of the following conditions:
v Both power supply-fan units are
not turned on.
v A circuit breaker has tripped.
v The connected PDUs are turned
off or have been tripped.
v There is no power at the wall
circuit.
v The interconnect-battery unit is
bad.
Battery Needs
Attention LED
Service Action
Allowed LED
Locate
LED
Needs
Attention
LED
Power LED
Battery Needs
Attention
LED
ds48047
Figure 75. Interconnect-battery unit LEDs
120 IBM System Storage DS4800 Storage Subsystem: Installation, User’s, and Maintenance Guide