Specifications

Replacement Procedures 2–7

Figure 2–3. Cleaning procedure for GLM

3. Carefully dust out the cavity by rotating the swab tip back and forth one or two times.

4. Repeat step 1 through step 3 for the receiving side of the optical GLM cavity.

Shutting Down the Subsystem

Use the following steps to shut down a subsystem:

1. From a host console, stop all host activity and dismount the logical units in the

subsystem. If using a Microsoft Windows NT platform, shut down the server.

2. Connect a PC or terminal to the maintenance port of one of the controllers in the

subsystem.

3. Shut down the controllers.

■ In single-controller configurations, shut down “this controller” with the following

command:

SHUTDOWN 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

GLM

Receptacle

Swab

CXO6531B

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