SMC Networks 8728L2 FICHE, Installation Manual

Page: 26 / 88

A
BOUT THE
T
IGER
S
WITCH
1-6
Optional Redundant Power Unit
The switch supports an optional Redundant Power Unit (RPU) that can
supply power to the switch in the event of failure of the internal power
supply.
Power Supply Sockets
There are two power sockets on the rear panel of the switch. The standard
power socket is for the AC power cord. The socket labeled “RPU” is for the
optional Redundant Power Unit (RPU).
Table 1-2 System Status LEDs
LED Condition Status
Power On Green Internal power supply is operating normally.
On Amber Internal power supply has failed.
Off Power off or failure.
Diag On Green System self-diagnostic test successfully
completed.
On Amber System self-diagnostic test in progress.
Flashing Amber System self-diagnostic test has failed.
RPU On Green Redundant power available.
Flashing Green Operating on redundant power.
On Amber Fault in redundant power unit.
Off There is no redundant power unit currently
attached.
Module 1 /
Module 2
On Green Module present and operating normally.
On Amber Module present but cannot be accessed or has
failed.
Off Module not present.