Repair Center:

 

Repair Center:

Symptom

 

Call Center: Suggestions

 

 

Likely Causes

 

Comments

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 or

 

 

 

 

 

slowly from Standby

 

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 to

 

Notebook won’t suspend

 

 

 

 

 

Standby mode as

 

if connection to another

 

 

 

 

 

expected

 

computer is active.

 

 

 

 

 

 

 

If notebook is busy, it normally

 

 

 

 

 

 

 

finishes current operation

 

 

 

 

 

 

 

before suspending.

 

 

 

 

 

Does not

 

Make sure hibernate support is

 

 

 

 

 

automatically enter

 

enabled in Power in Control

 

 

 

 

 

Hibernation mode as

 

Panel. Also, make sure

 

 

 

 

 

expected

 

Hibernate timeouts (Power

 

 

 

 

 

 

 

Schemes tab) for AC and

 

 

 

 

 

 

 

battery power are not set to

 

 

 

 

 

 

 

Never.

 

 

 

 

 

Display

 

 

 

 

 

 

 

Dark display, no light

 

Make sure notebook is turned

 

 

Display cable

 

Check cable

 

 

on and warmed up.

 

 

connection

 

connections.

 

 

Check power supply.

 

 

SDRAM modules

 

Replace SDRAM

 

 

Make sure SDRAM modules

 

 

CPU module

 

modules.

 

 

 

 

 

 

 

 

are installed properly.

 

 

 

 

 

 

 

Adjust display brightness.

 

 

Display assembly

 

Make sure CPU

 

 

Press Fn+F5 several times.

 

 

Motherboard

 

module is installed

 

 

 

 

 

properly, replace

 

 

Try external monitor.

 

 

 

 

CPU module.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check display cable

 

 

 

 

 

 

 

connections, replace

 

 

 

 

 

 

 

display assembly.

 

 

 

 

 

 

 

If external monitor

 

 

 

 

 

 

 

displays no image,

 

 

 

 

 

 

 

replace motherboard.

White display

 

Adjust display brightness.

 

 

Display assembly

 

 

 

 

 

 

 

Switchboard PCA

 

 

Service Manual

Troubleshooting and Diagnostics

3-11

Page 102 Page 104
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Image 103
HP 2508EU, 2500, 2183AF, 2182US, 2182AT, 2182AF, 2180EA, 2180AF, 2180CA, 2179AF, 2178EA, 2178AF, 2177AF, 2176RS, 2175EU, 2175US Display
Page 102 Page 104

2547EA, 2550CA, 2552AI, 2541AH, 2543AH 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.
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