Table 1 Solving General Problems (continued)

Computer will not respond to USB keyboard or mouse.

Cause

Solution

 

 

 

CAUTION: When attempting to resume from

 

standby mode, do not hold down the power button

 

for more than four seconds. Otherwise, the

 

computer will shut down and you will lose any

 

unsaved data.

 

 

System has locked up.

Restart computer.

 

 

Computer date and time display is incorrect.

Cause

Solution

 

 

RTC (real-time clock) battery may need to be replaced.

NOTE: Connecting the computer to a live AC outlet prolongs the life of the RTC battery.

First, reset the date and time under Control Panel (Computer Setup can also be used to update the RTC date and time). If the problem persists, replace the RTC battery. See the Hardware Reference Guide for instructions on installing a new battery, or contact an authorized dealer or reseller for RTC battery replacement.

Cursor will not move using the arrow keys on the keypad.

Cause

Solution

 

 

The Num Lock key may be on.

Press the Num Lock key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Setup.

There is no sound or sound volume is too low.

Cause

Solution

 

 

System volume may be set low or muted.

1.Check the F10 BIOS settings to make sure the internal system speaker is not muted (this setting does not affect the external speakers).

2.Make sure the external speakers are properly connected and powered on and that the speakers' volume control is set correctly.

3.Use the system volume control available in the operating system to make sure the

ENWW

Basic Troubleshooting 17

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HP dc5700 manual Basic Troubleshooting
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dc5700 specifications

The HP dc5700 is a versatile business desktop designed to meet the needs of various professional environments. Aimed at small to medium-sized enterprises, the dc5700 is known for its solid performance, reliability, and expandability, making it a suitable choice for users who require a robust system.

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Security features are also significant in the dc5700. It incorporates HP's trusted platform module, which enhances data protection through encryption and secure authentication, making it ideal for businesses that handle sensitive information.

Overall, the HP dc5700 combines performance, expandability, and reliability in a compact desktop format. Its powerful processor options, expandable memory and storage, and robust security features make it an excellent choice for professionals seeking a dependable workstation that can adapt to changing business needs. With the HP dc5700, users get a solid desktop solution that can effectively support their demanding workflows.
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