Control Panel Display And Troubleshooting; Control Panel And Lcd Display; Control Panel Display - Compaq AlphaServer DS20 Service Manual

2.2

Control Panel Display and Troubleshooting

The control panel display indicates the likely device when testing fails.
Figure 2-1 Control Panel and LCD Display
•
When the On/Off button LED is on, power is applied and the system is running.
When it is off, the system is not running, but power may or may not be present. If
the power supplies are receiving AC power, Vaux is present on the server feature
module regardless of the condition of the On/Off switch.
•
When the Halt button LED is lit and the On/Off button LED is on, the system
should be running either the SRM console or Windows NT.
2-4 AlphaServer DS20 Service Manual
AlphaServer DS20
PK1408