Call Center:

 

 

Repair Center:

 

 

Repair Center:

 

Symptom

 

Suggestions

 

 

Likely Causes

 

 

Comments

 

Sluggish startup or

 

Use Tools tab in disk’s

 

 

Hard drive.

 

 

 

 

shutdown.

 

Properties sheet to check

 

 

 

 

 

 

 

 

 

hard disk. Use Disk

 

 

 

 

 

 

 

 

 

Defragmenter to optimize

 

 

 

 

 

 

 

 

 

hard disk.

 

 

 

 

 

 

 

 

 

Delete temporary and

 

 

 

 

 

 

 

 

 

unneeded files.

 

 

 

 

 

 

 

Error message such

 

Check for disk in floppy drive.

 

 

Hard drive contacts.

 

 

If notebook boots from floppy

 

as “Invalid system

 

Check boot order in BIOS

 

 

Hard drive.

 

 

drive, check for corrupt files

 

disk” or “Auto IDE

 

Setup.

 

 

 

 

 

on hard drive, use Recovery

 

error”.

 

Remove and reinstall hard

 

 

 

 

 

CDs to reinstall factory

 

 

 

 

 

 

 

 

software onto hard drive,

 

 

 

drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

replace hard drive.

 

 

 

 

 

 

 

 

 

 

Password forgotten.

Verify proper ownership, then

 

 

 

 

 

User must call Technical

 

 

 

follow removal procedure with

 

 

 

 

 

Support and provide proof of

 

 

 

owner and record appropriate

 

 

 

 

 

ownership. Password

 

 

 

data—see page 5-1.

 

 

 

 

 

removal is restricted to

 

 

 

 

 

 

 

 

 

certain sites. See page 5-1.

 

Power

 

 

 

 

 

 

 

 

 

No power.

 

Make sure charged battery is

 

 

AC adapter.

 

 

 

 

 

 

installed or AC adapter

 

 

Battery.

 

 

 

 

 

 

connected.

 

 

Motherboard.

 

 

 

 

 

 

Try another battery or AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

adapter if available.

 

 

 

 

 

 

 

Service Manual

Troubleshooting and Diagnostics

3-7

Page 80
Image 80
HP 2131EA, 2175EA, 2164EA, 2163EA, 2160US, 2158EA, 2165EA, 2166EA, 2505AP, 2502AP, 2500AP, 2156EA, 2117AP Support and provide proof

2550CA, 2542EA, 2562AP, 2555AP, 2136AD specifications

The HP 2135US is a versatile all-in-one desktop computer designed to meet the needs of home and small office users. This robust machine is particularly attractive for individuals who seek a blend of performance, aesthetics, and user-friendly features.

At the heart of the HP 2135US is its powerful Intel Core processor. This series of CPUs provides reliable performance for multitasking and productivity tasks, ensuring smooth operation whether you're working on documents, browsing the web, or streaming multimedia content. Complementing the processor is a competent amount of RAM, allowing users to run multiple applications simultaneously without experiencing slowdowns.

The computer features a vibrant display that brings visuals to life. With high resolution and excellent color accuracy, the HP 2135US is ideal for photo editing, video playback, and gaming. The screen's size also contributes to an immersive experience, making it suitable for both leisure and professional uses.

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In terms of design, the HP 2135US boasts a sleek, modern aesthetic that fits well in any environment. Its compact form factor makes it space-efficient, an important consideration for users with limited workspace. The ergonomics of the design also contribute to comfortable usage over extended periods.

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