Nortel Secure 4134 Installation Manual page 42

42 Nortel Secure Router 4134 hardware components fundamentals
The following table lists parts that are operator replaceable, as well as the
hot swapping capabilities and limitations for each part.
Table 25
Hot swapping capabilities for the Secure Router 4134
Component Hot swap
capable
External Yes
optional
interface
modules
Fan tray Yes
Power supply Yes
units
External USB Yes
drive
External Yes
Compact Flash
card
All external Yes
cables
DDR SO-DIMM No
Copyright © 2007, Nortel Networks
.
CAUTION
Do not open the Secure Router 4134 service access panel while
the unit is powered.
Limitations
You must replace the interface module with a module of
the same type as that you remove. You must insert the
replacement module in the same slot as that of the module
being removed.
The system automatically discovers a new device.
The system automatically discovers a new device.
—
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 01.02 Standard
10.0 7 August 2007
CAUTION
The fan is essential to maintain optimal
system operating temperature. If you plan
to replace the fan tray while the system
power is on, ensure you have another fan
tray ready to insert immediately. Watch
the fan status LED for alerts.
CAUTION
Watch the power supply status LED for
alerts when you hot swap a power supply
unit.
CAUTION
Do not open the Secure Router 4134
service access panel while the unit is
powered.