Adding 8 Channels Use this procedure to install an 8-Channel expansion kit (HP E1524A or HP E1525A).

CAUTION Almost all electrical components can be damaged by electrostatic discharge (ESD) during handling. Component damage can occur at electrostatic

discharge voltages as low as 50 volts. Disassemble and reconfigure only in a static free work area. Minimize handling of assemblies and components. Keep all assemblies and replacement parts in the original static free packaging.

These procedures should be performed by qualified service personnel at approved static safe workstations.

Tools Needed

–

T10 Torx Driver (one is provided in the kit).

 

–

Static Safe Workstation.

 

–

Static Wrist Strap.

Procedure Refer to Figures E-1 and E-2 during these procedures.

 

1.

Remove the top cover. Refer to Figure E-1.

 

2.

Remove the screw holding the sheet metal spacer and save the screw.

 

 

Remove and discard the sheet-metal spacer.

 

3.

Place expansion board over the main board, component sides facing

 

 

each other. Line up the three electrical connectors and carefully

 

 

press into place. Install the hold down screw through the expansion

 

 

board and secure with a T10 Torx Driver. Refer to Figure E-2.

 

4.

Replace the top cover.

 

5.

Perform the adjustment procedures on the module. See Appendix D,

 

 

beginning on page 154.

Appendix E

Configuration and Disassembly 168