Installing A Glm; Replacing A Fiber Optic Cable, Switch, Or Hub; Removing A Fiber Optic Cable, Switch, Or Hub - HP StorageWorks HSG80 Array Controller V8.7 Maintenance And Service Manual

4. Disengage the GLM locking tabs 4 that protrude through the guide holes 5 on
the bottom side of the controller.
5. Operate the release lever 3 on the exposed end of the GLM by pressing the lower
end of the release lever with your index finger while pulling the raised end up with
your thumb.
6. Remove the GLM.

Installing a GLM

Use the following steps and Figure 2–4 to install a GLM:
NOTE: Before inserting the replacement GLM, note the holes in the board where the GLM will
reside.
1. Place the cable connection end of the GLM through the opening on the front of the
controller.
2. Line up the locking tab 4 on the bottom of the replacement GLM with the guide
holes 5 in the board, and press firmly to seat the GLM.
3. Press the release lever 3 firmly into place to secure the GLM.
4. Install the access door 1 on top of the controller and secure the door with a screw.
5. Install the controller using steps in either Chapter 3 or Chapter 4.

Replacing a Fiber Optic Cable, Switch, or Hub

This section shows how to replace a fiber optic cable, switch, or hub.

Removing a Fiber Optic Cable, Switch, or Hub

Use the following steps to remove a fiber optic cable connected to either side of your
switch or hub, or to remove the switch or hub:
1. Shut down the host system using host documentation.
2. Shut down the controllers.
• In single-controller configurations, shut down "this controller" with the
following command:
SHUTDOWN THIS_CONTROLLER
HSG80 Array Controller V8.7 Maintenance and Service Guide
Common Replacement Information and Procedures
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