HP xw4400 Service And Technical Reference Guide

Problem Cause Solution
Digital CD audio is
not enabled.
Enable digital CD audio:
1. From the Control Panel, select System.
2. On the Hardware tab, click the Device Manager
button.
3. Right-click the CD/DVD device and select
Properties.
4. On the Properties tab, be sure Enable digital CD
audio for this CD-ROM device is selected.
Headphones or devices
connected to the line-out
connector mute the internal
speaker.
Turn on and use headphones or external speakers, if
connected, or disconnect headphones or external
speakers.
Volume is muted. 1. From the Control Panel program, click Sound,
Speech and Audio Devices, then click Sounds and
Audio Devices.
2. Click the Mute checkbox to remove the checkmark
from the box.
Computer is in Standby mode. Press the power button to resume from Standby mode.
Noise or no sound comes out of the
speakers or headphones.
1. If using digital speakers that have a stereo jack and
want the system to auto-switch to digital, use a stereo-
to-mono adapter to properly engage the auto-sense
feature or use the multimedia device properties
to manually switch the audio signal from analog to
digital.
2. If the headphones have a mono jack, use the
multimedia device properties to switch the system to
analog out.
NOTE If you set digital as the Output Mode, the internal speaker and external analog speakers will no longer output
audio until you switch back to an auto-sense or analog mode.
If you set analog as the Output Mode, external digital speakers will not function until you change the output mode back
to an auto-sense or digital mode.
The sound occurs intermittently. Processor resources are being
used by other open
applications.
Shut down all open processor-intensive applications.
Workstation appears to be locked
up while recording audio.
The hard disk might be full. 1. Before recording, be sure there is enough free space
on the hard disk.
2. Try recording the audio file in a compressed format.
Solving printer problems
Table 5-9 Printer problems
Problem Cause Solution
Printer does not print. Printer is not turned on and
online.
Turn the printer on and be sure it is online.
Table 5-8 Audio problems (continued)
ENWW Troubleshooting scenarios and solutions 125

HP xw4400 Specifications

General

Processor	Intel Core 2 Duo
Chipset	Intel 975X
Memory	Up to 8 GB DDR2
Storage	SATA 3.0 Gb/s
Graphics	NVIDIA Quadro FX series
Operating System	Windows XP Professional
Expansion Slots	1 PCI Express x16, 1 PCI Express x1, 3 PCI
Ports	6 USB 2.0, 2 PS/2, 1 serial, 1 parallel, 1 RJ-45
Optical Drive	DVD-ROM