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5-6 Troubleshooting and Repair

Table 5-2 POST Error Messages (cont’d)

Message

Possible Cause

Action

 

 

 

Keyboard clock line failure

The keyboard, the

Make sure the keyboard

 

keyboard cable

cable and keyboard are

 

connection, or the

connected properly. Check

 

keyboard controller is

the keyboard controller and

 

defective.

the system board. Turn the

 

 

power off, then back on

 

 

again. If the problem persists,

 

 

contact qualified service

 

 

personnel.

Keyboard data line failure

The keyboard controller

Check the keyboard

 

firmware has failed.

controller and system board.

 

 

Turn the power off, then back

 

 

on again. If the problem

 

 

persists, contact qualified

 

 

service personnel.

Keyboard stuck key failure

A key is jammed.

Locate the jammed key and

 

 

fix it. Make sure the keyboard

 

 

cable and keyboard are

 

 

connected properly. Turn the

 

 

power off, then back on

 

 

again. If the problem persists,

 

 

contact qualified service

 

 

personnel.

Memory failure at hex-

Circuitry associated with

Turn the power off, then back

value, read hex-value,

the memory chips has

on again. If the problem

expecting hex-value

failed.

persists, contact qualified

 

 

service personnel.

Unexpected interrupt in

Hardware interrupt or NCI

Check the timer chip or the

protected mode

occurred while in

interrupt controller on the

 

protected mode.

system board.

Real time clock failure

The RTC or battery failed.

Run SETUP and turn the

 

 

power off and on. If the

 

 

problem persists, replace the

 

 

RT. battery. If the problem

 

 

remains, contact qualified

 

 

service personnel.

 

 

 

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NEC NEC Versa 2500 Series User's Guide 25-10584-00 warranty Value , read hex-value

NEC Versa 2500 Series User's Guide 25-10584-00, NEC Computer Systems Division, Packard Bell NEC, Inc specifications

NEC Computer Systems Division was a prominent entity in the realm of personal computing, renowned for its innovative products and advanced technologies. One of its most notable contributions to the market was the Packard Bell NEC, Inc., a brand that combined the strengths of two industry giants to offer cutting-edge computing solutions. Among the various products offered by this partnership, the NEC Versa 2500 Series stood out as a noteworthy achievement, embodying a blend of portability, performance, and user-centric design.

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In terms of display, the NEC Versa 2500 Series boasted a vibrant screen that provided clear and bright visuals, essential for presentations and detailed work. The keyboard was ergonomic, ensuring comfortable typing for extended periods, a crucial aspect for business users who often found themselves working long hours. Additionally, the laptop included a range of connectivity options, such as USB ports, a floppy disk drive, and expansion slots, making it easy to link with other devices and peripherals.

The NEC Versa 2500 Series also incorporated advanced technologies that enhanced its performance and user experience. Its energy-efficient design contributed to longer battery life, allowing users to work uninterrupted even while traveling. The inclusion of NEC’s proprietary software solutions further optimized the device's performance, ensuring smooth operation and increased efficiency.

In summary, the NEC Versa 2500 Series, under the umbrella of NEC Computer Systems Division and Packard Bell NEC, Inc., offered a compelling combination of features, technologies, and characteristics that catered to the needs of mobile professionals. With its emphasis on portability, modularity, and efficiency, the Versa 2500 Series solidified its position as a preferred choice for those seeking a dependable mobile computing solution in the competitive landscape of the late 1990s and early 2000s.