
Back Panel Controls and Indicators
Back Panel Controls and Indicators
Summary
This section describes the controls and indicators located on the
system unit back panel.
Controls and
Indicators
Table 1–5 lists the controls and indicators on the back panel of
the system unit and describes their function.
Table 1–5 Back Panel Controls and Indicators
Control or Indicator
Function
!
Diagnostic LED
display
Four LEDs display the status
of the system and facilitate
troubleshooting
"
Chassis keylock
Mechanically locks the outside
cover to prevent unauthorized
access to the system unit internal
components
1–10 System Description