NEC HX4500 manual Modifying the System I/O Board, Installing Video Memory

Modifying the System I/O Board

The following provides procedures for upgrading and configuring the system I/O board in your system. Topics covered include:

installing video memory

Treplacing the non-volatile memory replacing the real-time clock battery.

Note: Electrostatic discharge (ESD) can damage add-in boards and other components; place them on an antistatic surface. Wear an antistatic wrist strap attached to chassis ground.

Installing Video Memory

The base system includes two 512K video memory modules and two sockets on the system I/O board. If you add two additional 512K video memory modules into the sockets shown in Figure 4-4, the base video memory size is increased from 1 MB to 2 MB.

Figure 4-4. Video Memory Location

Install video memory as follows.

Note: Observe static precautions. Use an antistatic wrist strap.

1.If the system is on, power off the system and remove the top cover as described earlier.

Upgrading Your System 4-11