Troubleshooting (continued)

Problem

Possible Cause

Solution

No speaker power

Speaker power plug may have

Check all speaker power connections and ensure

 

come unplugged

they are properly connected

 

 

 

 

Power button on right-side

Push the power button on the right side of the right

 

speaker may be off

speaker; power button should illuminate

 

 

 

No sound from speakers

Speaker audio plug may have

Make sure your audio input jack (lime green

 

come unplugged from the

connector) is plugged into the back of your computer

 

back of the computer

 

 

 

 

 

Mute button on keyboard may

Push the mute button on your keyboard or click on

 

be activated

the speaker icon located on your Windows desktop

 

 

and deselect “Mute”

 

 

 

 

Volume level may be adjusted

Increase the volume level by using your keyboard

 

too low

volume control or clicking on the speaker icon

 

 

located on your Windows desktop and increasing the

 

 

volume level

 

 

 

No sound from left speaker

Speaker connection from left

Make sure the speaker connection from the left

 

speaker may have come

speaker is plugged into the rear of the right speaker

 

unplugged

 

 

 

 

 

Left speaker balance may

Click on the speaker icon located on your Windows

 

need to be adjusted

desktop and adjust the Left-Right balance

 

 

accordingly

 

 

 

Integrated microphone is

Microphone cable is not

Check to ensure that the microphone cable is

not working

connected properly

connected properly

 

 

 

Monitor is overheating

There is not enough

Leave at least 3 inches (76 mm) of ventilation space

 

ventilation space to allow

surrounding your monitor, and do not place objects

 

proper airflow

on top of your monitor

 

 

 

13

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Compaq 740 manual Troubleshooting

740 specifications

The Compaq 740 was a notable entry in the realm of portable computing during its time, embodying the essence of mobility combined with essential computing power. Launched in the early 1990s, this laptop was part of a notable series that catered to business professionals and casual users alike, offering a blend of performance and portability.

One of the key features of the Compaq 740 was its compact design, which made it easy to transport, appealing to the on-the-go workforce. With a weight that was manageable for a laptop of its generation, it allowed users to easily move between meetings and workplaces without the burden of excessive bulk.

The Compaq 740 was equipped with a 7-inch LCD display, notable for its time for being both portable and offering reasonable viewing angles and resolution. This screen size, while smaller by today's standards, provided a clear and functional interface for word processing, presentations, and basic graphic tasks.

In terms of performance, the Compaq 740 housed an Intel processor, typically the 486 class in its more common configurations. This gave it sufficient power to handle office software, basic tasks, and even some rudimentary data processing, making it a capable device for many applications.

The laptop also came with a variety of RAM options, allowing users to customize their systems based on their specific needs. This flexibility was an essential consideration for users who required additional performance for multitasking or running more demanding applications.

Storage options on the Compaq 740 ranged from traditional floppy drives to early hard disk drives, allowing users to store essential documents and applications. This adaptability meant that users could choose the configuration that best suited their needs, depending on whether they preferred the speed of hard drives or the flexibility of removable media.

Connectivity features were also noteworthy, as the Compaq 740 often included options for serial ports and parallel ports, facilitating external device connections such as printers and modems. Although less common today, these ports were critical for productivity in an era when many devices still relied on wired connections.

Battery life for the Compaq 740 was another significant aspect, offering users the ability to work away from power outlets. While not as advanced as modern batteries, the power management technologies of the time helped users maximize their productive hours.

Overall, the Compaq 740 was a quintessential portable laptop of its day, perfectly marrying usability with the evolving technologies of the early '90s. Its thoughtful design and robust features made it a valuable tool for countless users, laying the groundwork for future innovation in portable computing.