HP Array Controller HSG V8.7 Software - Manual (Page 229)

Replacement Procedures 5–33
Caution ESD can easily damage a GLM. Wear a snug-fitting,
grounded ESD wrist strap.
4. Disengage the GLM’s locking tabs that protrude through the guide holes
on the controller.
5. Use your index finger and thumb to operate the release lever on the
exposed end of the GLM. Press the lower end of the release lever with
your index finger while pulling the raised end of the release lever up
with your thumb.
6. Remove the GLM.
Installing a GLM
Use the following steps to remove a GLM:
Note Before inserting the new GLM, note the holes in the board where
the GLM will reside.
Caution ESD can easily damage a GLM. Wear a snug-fitting,
grounded ESD wrist strap.
1. Insert the new GLM by first placing the cable connection end of the
GLM through the opening on the front of the controller.
2. Line up the locking tab on the bottom of the replacement GLM with the
holes in the board, and press firmly to seat the GLM.
3. Press the release lever firmly into place to secure the GLM.
4. Install the access door on the top of the controller and secure it with the
screw.
5. Install the controller using either the steps in “Installing the Controller
in a Single Controller Configuration,” page 5–4, or “Installing a
Controller in a Dual-Redundant Controller Configuration,” page 5–18.