Verbatim 520 CPU Bus Frequency Jumper J7, Cache Jumper J6, Space-bar Power-on Feature Jumper JP4

2 Casing, System Boards and Video

System Board, Switches and Jumpers

CPU Bus Frequency Jumper (J7)

This jumper sets the CPU bus frequency. The following figure shows the possible settings.

1 4

3

1

4 3

1 4

3

50 MHz

60 MHz

66 MHz

Cache Jumper (J6)

This jumper selects the cache type—either synchronous or asynchronous. The default setting is for synchronous cache. The following figure shows the two settings.

1 2 3

Synchronous

1 2 3

Asynchronous

Space-bar Power-on Feature Jumper (JP4)

The Space-bar Power-On feature (“KBD Start” on the system board) enables the PC to be turned on using the spacebar. To enable this feature, a jumper has to be inserted. This setting overrides the setting in the Setup program.

Space-bar Power-on

enabled

Space-bar Power-on

disabled

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