Service manual

Tools and Test Equipment

1-17

General Information

Figure 1-11 Fiber-Optic Protective Plug

• Null modem cable - An asynchronous RS-232 null modem cable

(Figure 1-12) is required to configure director network addresses

and acquire event log information through the maintenance port.

ThecablehasnineconductorsandDB-9maleandfemale

connectors.

Figure 1-12 Null Modem Cable

Tools Supplied by

Service Personnel

The following tools are expected to be supplied by service personnel

performing director installation or maintenance actions. Use of the

tools may be required to perform one or more test, service, or

verification tasks.

• Scissors or pocket knife - A sharp cutting edge (scissors or

knife blade) may be required to cutthe protective strapping when

unpacking replacement FRUs.

• Standard flat-tip and cross-tip (Phillips) screwdrivers -

Screwdrivers are required to remove, replace, adjust or tighten

various FRUs, chassis, or cabinet components.

• T10 Torts

tool - The tool is required to rack-mount the director

or to remove, replace, adjust or tighten various chassis or cabinet

components.

• Electrostatic discharge (ESD) grounding cable with attached

wrist strap - Use of the ESD wrist strap is required when working

in and around the director card cage.