LifeSize Multipoint 230, Installation Manual

Page: 19 / 32

LifeSize Multipoint 230 Platform Overview 13
Shelf Manager
S
HELF
M
ANAGER
"
Shelf Manager Main Features on page 13
"
Shelf Manager Panel Features on page 13
S
HELF
M
ANAGER
M
AIN
F
EATURES
The shelf manager administers the chassis and its component power supply units,
fans and boards.
Shelf manager functionality includes:
"
Monitoring chassis temperature
"
Controlling fan speed
"
Providing alarm indications to the upper Media Blade over the Ethernet
via the LifeSize Multipoint 230 chassis backplane
S
HELF
M
ANAGER
P
ANEL
F
EATURES
Figure 2-4 Shelf Manager Front Panel
Table 2-3 Shelf Manager Panel Features
PWR ALARM
STATUS
FAN ALARM-R
FAN ALARM-L CONTROL BLADE
Component Description
STATUS LED Lights green to indicate normal operation.
FAN ALARM - L LED Lights red if the tacho-speed in one or more
fans in the left fan tray falls below
900 rpm.
FAN ALARM - R LED Lights red if the tacho-speed in one or more
fans in the right fan tray falls below
900 rpm.
PWR ALARM LED Lights red if there is a failure in one of the
AC power supplies.