Compaq AP550 Compaq Professional Workstation AP550 Maintenance & Service G - Page 31

Preliminary Warnings and Cautions

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2-2 Compaq Professional Workstation AP550 Maintenance and Service Guide Preliminary Warnings and Cautions The following should be noted when operating or servicing the Compaq Professional Workstation AP550: WARNING: To reduce the risk of electric shock or damage to the equipment: s If the system has multiple power supplies, disconnect power from the system by unplugging all power cords from the power supplies. s Do not disable the power cord grounding plug. The ground plug is an important safety feature. s Plug the power cord into a grounded (earthed) electrical outlet that is easily accessible at all times. WARNING: To reduce the risk of personal injury from hazardous energy levels, only authorized service technicians should attempt to repair this equipment. 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 CAUTION: The power supply in the Compaq Professional Workstation AP550 has an auxiliary power section. This section is always active as long as the unit is plugged into a live AC outlet. Be sure to turn off the switch and unplug the power cord before performing any service work. CAUTION: To properly ventilate the system, you must provide at least 6 inches (15 cm) of clearance at the front of the workstation and 3 inches (7.6 cm) at the back. CAUTION: The workstation is designed to be electrically grounded. To ensure proper operation, plug the AC power cord into a properly grounded AC outlet only. CAUTION: RIMMs can reach a temperature of 212° F (100° C) in a matter of minutes. Caution should be excised whenever removing or replacing these components. IMPORTANT: Any indications of component replacement or printed wiring board modifications may void any warranty.

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2-2
Compaq Professional Workstation AP550 Maintenance and Service Guide
Preliminary Warnings and Cautions
The following should be noted when operating or servicing the Compaq Professional
Workstation AP550:
WARNING:
To reduce the risk of electric shock or damage to the equipment:
■
If the system has multiple power supplies, disconnect power from the system by
unplugging all power cords from the power supplies.
■
Do not disable the power cord grounding plug. The ground plug is an important safety
feature.
■
Plug the power cord into a grounded (earthed) electrical outlet that is easily
accessible at all times
.
WARNING:
To reduce the risk of personal injury from hazardous energy levels, only authorized
service technicians should attempt to repair this equipment. 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
CAUTION:
The power supply in the Compaq Professional Workstation AP550 has an auxiliary
power section. This section is always active as long as the unit is plugged into a live AC outlet.
Be sure to turn off the switch and unplug the power cord before performing any service work.
CAUTION:
To properly ventilate the system, you must provide at least 6 inches (15 cm) of
clearance at the front of the workstation and 3 inches (7.6 cm) at the back.
CAUTION:
The workstation is designed to be electrically grounded. To ensure proper operation,
plug the AC power cord into a properly grounded AC outlet only.
CAUTION:
RIMMs can reach a temperature of 212
°
F (100
°
C) in a matter of minutes. Caution
should be excised whenever removing or replacing these components.
IMPORTANT:
Any indications of component replacement or printed wiring board modifications may void
any warranty.