9 Connecting the Monitor, Keyboard,
Mouse, and UPS
Connect the monitor, keyboard, and mouse cables and the AC power cord to the
appropriate connectors on the rear of the chassis.
If you have an uninterruptible power supply (UPS), refer to the instructions
supplied with it. Install and turn on the UPS.
If you have installed your HP NetServer LH 3r into a rack,
refer to the Rack Cabling Reference for the HP NetServer
LH 3r for instructions on how to cable the NetServer to
The HP NetServer performs a diagnostic test when it is connected to an external
power source, and then performs another test when the power switch is turned
on. If an error condition occurs, note any error code appearing on the front panel,
then refer to the troubleshooting section in Chapter 12.
Figure 9-1. Rear View of LH 3/LH 3r