Compaq HSG80 Installing Manual

Installing an HSG80 Fibre Channel Controller GLM
This document contains instructions to install a gigabit link module (GLM) in an HSG80 ACS Version 8.x
Array Controller. See the appropriate HSG80 Array Controller ACS Version 8.x User's Guide or HSG80 Array
Controller ACS Version 8.x Maintenance and Service Guide for instructions on upgrading a single controller
Access door
Port 1
GLM
Guide
holes
Figure 1. Location of GLMs in an HSG80 Controller
Replacing a GLM
Use this procedure for the following configurations:
HSG80 ACS Version 8.x Single Controller
HSG80 ACS Version 8.0 Dual-Redundant Controller
Use the following steps in "Removing a GLM" and "Installing a
GLM" to replace the GLM.
Removing a GLM
Use the following steps to remove a GLM:
1. From the host console, dismount the logical units in the
subsystem.
2. Connect a PC or terminal to the controller's maintenance
port. Obtain the last failure codes, if desired.
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configuration to a dual-redundant controller configuration.
Release
lever
Locking
tab
GLM
connector
CXO6245A
3. Shut down the controllers. In single-controller
configurations, shut down "this controller." In dual-
redundant controller configurations, shut down the "other
controller" first, then shut down "this controller" with the
following commands:
SHUTDOWN OTHER_CONTROLLER
SHUTDOWN THIS_CONTROLLER
When the controllers shut down, their reset buttons and their
first three LEDs are lit continuously. this may take several
minutes, depending on the amount of data that needs to be
flushed from the cache modules.
CAUTION: Electrostatic discharge (ESD) can easily damage a
controller or GLM. Wear a snug-fitting, grounded ESD wrist
Port 2
strap.
GLM
4. Remove the program card's ESD cover and program card.
Save them for installation later.
5. Disconnect the host bus cables from the controller using
needle nose pliers (see Figure 2).
NOTE: One or two host bus cables may be attached, depending
on the configuration.
Figure 2. Using Pliers to Remove a Fibre Optic Cable
CXO6613A
EK–80GLM–IN. D01/388621-001