HP ProSignia 120 Maintenance And Service Manual
Download Maintenance and service manual of HP 140 All in One Printer, Copier for Free or View it Online on All-Guides.com. This version of HP 140 Manual compatible with such list of devices, as: 140, 155, 160, 170
Brand: HP
Category: All in One Printer , Copier , Laptop , Printer
Type: Maintenance and service manual
Model: HP 140 , HP 155 , HP 160 , HP 170
Pages: 144 (2.84 Mb)
viii Using This Guide
Technician Notes
!
WARNING:
Only authorized technicians trained by Compaq should attempt to
repair this equipment. All troubleshooting and repair procedures are detailed to
allow only subassembly/module level repair. Because of the complexity of the
individual boards and subassemblies, no one should attempt to make repairs at the
component level or to make modifications to any printed wiring board. Improper
repairs can create a safety hazard. Any indication of component replacement or
printed wiring board modifications may void any warranty or exchange allowances.
!
WARNING:
The computer is designed to be electrically grounded. To ensure
proper operation, plug the AC power cord into a properly grounded electrical outlet
only.
CAUTION:
To properly ventilate your system, you must provide at least 3 inches
(7.62 cm) of clearance on the left and right sides of the computer.
Serial Number
When requesting information or ordering spare parts, provide the computer serial
number. The serial number is on the back of the computer.
Laser Safety
All Compaq systems equipped with CD-ROM drives comply with appropriate safety
standards, including IEC 825. With specific regard to the laser, the equipment complies
with laser product performance standards set by government agencies as a Class 1 laser
product. It does not emit hazardous light; the beam is totally enclosed during all modes
of customer operation and maintenance.
CDRH Regulations
The Center for Devices and Radiological Health (CDRH) of the U.S. Food and Drug
Administration implemented regulations for laser products on August 2, 1976. These
regulations apply to laser products manufactured from August 1, 1976. Compliance is
mandatory for products marketed in the United States.
!
WARNING: Use of controls or adjustments or performance of procedures other
than those specified herein or in the CD ROM installation guide may result in
hazardous radiation exposure.