NEC HX4500, User Manual, Page: 64 / 160

3-20 Configuring Your System
Table 3-9. Function Select Switch Settings
Swit
ch Description Settings Function
SW1 Reserved for
future use. Off (factory setting)
On
SW2 Reset
pushbutton
control Off
On (factory setting)
Front panel Reset pushbutton switch is disabled.
Front panel Reset pushbutton switch is enabled.
SW3 AC power
source control Off (factory setting)
On
DC power can only be turned on from the front panel
switch. If AC goes off and then back on, system will not
power on until front panel switch is used.
DC power will turn on when AC power comes on. Use
this setting with an optional uninterruptible power
supply (UPS) that auto-cycles AC power or if no UPS
and auto-power on after power lose is desired.
SW4 Reserved for
future use. Off (factory setting)
On
Configuring CPU Base Board Function Select Switches
This section describes how to configure the CPU base board function switch for
the speed of the CPUs. Figure 3-2 shows the location and settings of the CPU
base board switches.
CPU Speed
OFF
1
4
2
3
OFF
1
4
2
3
400 MHZ
450 MHZ
Figure 3-2. CPU Base Board Function Switch