Call Center:

 

Repair Center:

 

 

Repair Center:

 

 

Symptom

 

Suggestions

 

Likely Causes

 

 

Comments

 

 

Region Code error.

 

DVDs contain embedded

 

 

 

 

 

 

 

 

 

regional codes that prevent

 

 

 

 

 

 

 

 

 

them from playing outside

 

 

 

 

 

 

 

 

 

region in which they are sold.

 

 

 

 

 

 

 

 

 

This error occurs when trying

 

 

 

 

 

 

 

 

 

to play DVD intended for

 

 

 

 

 

 

 

 

 

different region.

 

 

 

 

HP warranty does not cover

 

 

 

 

Important: Most DVD drives

 

 

 

 

 

 

 

 

allow region code to be

 

 

 

 

expense of correcting this

 

 

 

 

changed only a limited

 

 

 

 

situation.

 

 

 

 

number of times (usually no

 

 

 

 

 

 

 

 

 

more than four). When this

 

 

 

 

 

 

 

 

 

limit is reached, last change

 

 

 

 

 

 

 

 

 

is hard-coded on DVD drive,

 

 

 

 

 

 

 

 

 

and is permanent. Refer to

 

 

 

 

 

 

 

 

 

DVD player software help for

 

 

 

 

 

 

 

 

 

details.

 

 

 

 

 

 

 

“System Error:

 

Make sure disk is clean,

 

CD/DVD drive.

 

 

Make sure CD/DVD drive is

 

 

Unable to read

 

undamaged, and inserted

 

Motherboard.

 

 

installed properly.

 

 

drive” message.

 

correctly. Clean with soft

 

 

 

 

 

 

 

 

 

cloth or replace as needed.

 

 

 

 

 

 

 

 

 

Wait 5 to 10 seconds after

 

 

 

 

 

 

 

 

 

closing tray before pressing

 

 

 

 

 

 

 

 

 

Play.

 

 

 

 

 

 

 

 

 

Restart notebook.

 

 

 

 

 

 

 

No DVD or CD-RW

 

If software was removed, use

 

 

 

 

 

 

 

software on

 

the Recovery CDs to reinstall

 

 

 

 

 

 

 

notebook.

 

factory software.

 

 

 

 

 

 

 

All DVD play is

 

Some DVDs include software

 

 

 

 

 

 

 

erratic.

 

called “PC Friendly”. This

 

 

 

 

 

 

 

 

 

software can cause errors or

 

 

 

 

 

 

 

 

 

erratic play. If needed,

 

 

 

 

 

 

 

 

 

uninstall PC Friendly and

 

 

 

 

 

 

 

 

 

restart notebook.

 

 

 

 

 

 

 

Keyboard

 

 

 

 

 

 

 

 

 

Some or all keys do

 

Check settings in Control

 

Keyboard.

 

 

Try reinserting ribbon cable in

 

 

not work properly.

 

Panel.

 

Motherboard.

 

 

connector on motherboard.

 

 

Embedded numeric

 

Press Fn+F8 to activate

 

Keyboard.

 

 

 

 

 

keypad does not

 

numeric keypad, and Lock

 

Motherboard.

 

 

 

 

 

work.

 

key to turn on number lock.

 

 

 

 

 

 

 

 

 

Avoid touching touch pad

 

 

 

 

 

 

 

 

 

while booting or resuming.

 

 

 

 

 

 

 

PS/2 keyboard

 

Check devices separately.

 

Y-adapter.

 

 

 

 

 

and mouse with

 

 

 

PS/2 device.

 

 

 

 

 

Y-adapter do not

 

 

 

Motherboard.

 

 

 

 

 

work.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3-12 Troubleshooting and Diagnostics

Service Manual

Page 85
Image 85
HP 2100, 1100 manual Some or all keys do Check settings in Control Keyboard

2100, 1100 specifications

The HP 1100 and 1100A are pivotal laser printers developed by Hewlett-Packard in the early 1990s, marking significant advancements in printing technology of their time. Since their introduction, these models have garnered a reputation for reliability and efficiency, making them a staple in many offices.

One of the standout features of the HP 1100 series is its fast printing speed. The printers can produce up to 12 pages per minute, which was an impressive feat at the time of their release. This speed significantly reduced waiting times, allowing users to handle large-volume printing jobs with ease. Furthermore, the printers support a variety of media types, including letterhead, envelopes, and labels, enhancing versatility in print applications.

The HP 1100 and 1100A utilize laser technology, which ensures sharp and high-quality prints. The printers have a native resolution of 600 x 600 dots per inch (DPI), enabling crisp text and detailed graphics. This high-resolution output made the models particularly favored for producing professional documents and presentations.

Another key characteristic is the generous memory capacity. The HP 1100 typically comes with 2 MB of standard RAM, which is expandable, allowing for improved performance in handling complex print jobs. Users can adjust the memory according to their requirements, resulting in better efficiency, particularly in environments that demand high-volume printing.

The HP 1100 series also showcases a straightforward and user-friendly operation. The built-in control panel simplifies the printing process, allowing users to manage jobs intuitively. Additionally, with the inclusion of parallel and later USB connectivity options, integration with various computer systems was seamless, ensuring compatibility with existing office infrastructure.

Energy efficiency is another aspect worth noting, as the printers are designed to consume minimal power when idle, aligning with the growing demand for eco-friendly solutions.

Overall, the HP 1100 and 1100A stand out for their robust construction, high-speed performance, exceptional print quality, and user-friendly features, making them a trusted choice for small to medium-sized businesses in need of dependable printing solutions. Their impact on the printing landscape during the 1990s continues to be felt today, as they paved the way for subsequent generations of laser printers.