Cisco Model D-PCG1000 PowerKEY CAS Gateway Installation Guide
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Chapter 5 Maintaining and Repairing the Netcrypt Bulk Encryptor
90
4001444 Rev C
Replace a Fan
This section provides instructions for replacing a fan unit on the Netcrypt Bulk
Encryptor by either hot swapping the fan unit or powering off, disconnecting, and
removing the bulk encryptor completely from the rack. When hot swapping a fan,
you do not need to power down the Netcrypt Bulk Encryptor. As a result, you can
replace a fan without disrupting service to subscribers.
Important: Do not wait for a maintenance window to replace a failed fan. Replace
Important: Do not wait for a maintenance window to replace a failed fan. Replace
failed fans as soon as possible; otherwise, damage can result to the Netcrypt Bulk
Encryptor.
How to Identify a Fan Failure
Indicator lights on the front panel of the Netcrypt Bulk Encryptor helps you identify
a fan failure. If a fan fails, the MAJOR LED on the front panel will light. In addition,
if you are using Cisco’s optional DBDS Alarm Management System to monitor
network elements, the message Fan <fan number> failure is displayed for
operators. The Alarm Management System numbers fans 1 to 5 from front to back.
CAUTION:
Replace a failed fan as soon as you identify it has failed; otherwise, damage
Replace a failed fan as soon as you identify it has failed; otherwise, damage
can result to the Netcrypt Bulk Encryptor. Do not wait for a maintenance
window to replace a fan.
Before You Begin
WARNING:
Avoid electric shock and damage to this product. Replace a fan only with a
Avoid electric shock and damage to this product. Replace a fan only with a
genuine replacement fan from Cisco. Contact the representative who handles
your account to order replacement fans.
In order to hot swap a fan unit, you must have the following:
Sufficient length in all cords and cables so you can slide the bulk encryptor
forward in the rack far enough to fully access the fan units on the side panel
The ability to externally support the Netcrypt Bulk Encryptor with a cart or table
or with the assistance of another person
A #10 Torx bit
Either of the following replacement parts:
-
A replacement fan unit (part number 4007846)
-
A replacement fan kit, which includes the replacement fan and instruction
sheet (part number 4010291-40)