Call Center:

Repair Center:

Repair Center:

Symptom

Suggestions

Likely Causes

Comments

AC adapter does

Try another AC adapter, if

AC adapter.

AC adapter cannot be

not power

available.

Motherboard.

repaired, and must be

notebook.

 

 

replaced.

Battery indicator is

Time Remaining is an

 

 

inaccurate.

estimate based on

 

 

 

notebook’s power use at that

 

 

 

moment. It therefore depends

 

 

 

on current task, and assumes

 

 

 

power will be used at that

 

 

 

rate until battery runs out. So

 

 

 

if notebook is currently using

 

 

 

good deal of power (such as

 

 

 

when reading CD or DVD),

 

 

 

Time Remaining likely shows

 

 

 

less time than actually

 

 

 

remains.

 

 

Standby/resume

 

 

 

General problems.

Close all applications before

 

 

 

entering (or allowing

 

 

 

notebook to enter) Standby or

 

 

 

Hibernation mode.

 

 

 

If problem appears after

 

 

 

installing new software

 

 

 

(including drivers), uninstall

 

 

 

that software. Contact

 

 

 

software vendor for additional

 

 

 

support.

 

 

Notebook resumes

Notebook can take a minute

 

 

slowly from Standby

or longer to resume if network

 

 

mode.

card is installed. Blinking

 

 

 

cursor appears while system

 

 

 

is loading and checking

 

 

 

hardware and network

 

 

 

connections. When hardware

 

 

 

is reinitialized, Windows

 

 

 

desktop appears.

 

 

Does not suspend

Notebook won’t suspend if

 

 

to Standby mode as

connection to another

 

 

expected.

computer is active.

 

 

 

If notebook is busy, it

 

 

 

normally finishes current

 

 

 

operation before suspending.

 

 

Does not

Make sure hibernate support

 

 

automatically enter

is enabled in Power in

 

 

Hibernation mode

Control Panel. Also, make

 

 

as expected.

sure Hibernate timeouts

 

 

 

(Power Schemes tab) for AC

 

 

 

and battery power are not set

 

 

 

to Never.

 

 

Service Manual

Troubleshooting and Diagnostics

3-9

Page 82
Image 82
HP 2131AC, 2175EA, 2164EA, 2163EA, 2160US, 2158EA, 2165EA, 2166EA, 2505AP, 2502AP, 2500AP, 2156EA, 2117AP, 2116AP manual Standby/resume

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.

Storage is another significant feature of the HP 2135US. It comes equipped with a sizeable hard drive, providing ample space for files, applications, and media libraries. Furthermore, the device offers options for solid-state drives, which enhance the system's speed and responsiveness. This blend of storage solutions ensures that users can choose configurations that best fit their needs.

Connectivity is a strong suit of the HP 2135US, as it includes a range of ports and wireless options. Multiple USB ports allow for easy connection of peripherals such as printers, keyboards, and external storage devices. Additionally, integrated Wi-Fi and Bluetooth capabilities enable seamless networking and device pairing, enhancing the overall user experience.

The integrated graphics in the HP 2135US ensures decent performance for everyday tasks and light gaming. Combined with its multimedia features, the computer serves as a capable entertainment hub for users who enjoy watching movies or playing games.

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.

To sum up, the HP 2135US represents a blend of performance, connectivity, and design sophistication. Its comprehensive set of features makes it an excellent choice for users seeking an all-in-one solution for both work and play, proving itself to be a worthy addition to any modern workspace or home office setup.