Connectors, LED Indicators, Switches, and Jumpers
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NAS B2000 Maintenance and Service Guide
COMPAQ CONFIDENTIAL
Codename: Collins Part Number: 292280-001 Last Saved On: 5/30/02 1:06 PM
System Maintenance Switch
The system maintenance switch is a six-position switch that is used for system configuration
(Figure 4-13). The default setting for all six positions is off. For the proper system
maintenance switch settings, refer to the labels attached to the inside of the device access
panel or see Table 4-12.
Table 4-12: System Maintenance Switch
Position
Description
On/Off Function
Reserved
—
Configuration lock
Off = System configuration can be modified.
On = System configuration is locked and cannot be
modified.
Rack mount indicator
Off = System is in a tower configuration.
On = System is in a rack-mounted configuration.
Enable diskette boot
Off = RBSU controls booting from diskette.
On = Booting from diskette is enabled and RBSU is
overridden.
Password disable
Off = Power-on password is enabled.
On = Power-on password is disabled.
Invalidate configuration
Off = No function
On = ROM treats the system configuration as invalid.
Chassis ID Switch
The Chassis ID switch is a three-position switch that identifies the operational use of the
device (Figure 4-13). This switch is set to default to the NAS B2000 rack-mount setting. All
three positions of the switch default to the off value.
