IBM 220, Hardware Maintenance Manual

Page: 143 / 178

Related service information
137
Grounding requirements
Electrical grounding of the computer is required for operator safety and correct
system function. Proper grounding of the electrical outlet can be verified by a
certified electrician.
Safety notices (multi-lingual translations)
The caution and danger safety notices in this section are provided in the following
languages:
• English
• Brazilian/Portuguese
• Chinese
• French
• German
• Italian
• Korean
• Spanish
Important: All caution and danger statements in this IBM documentation begin with
a number. This number is used to cross reference an English caution or
danger statement with translated versions of the caution or danger
statement in this section.
For example, if a caution statement begins with a number 1, translations
for that caution statement appear in this section under statement 1.
Be sure to read all caution and danger statements before performing any
of the instructions.
• Statement 1
DANGER
Electrical current from power, telephone and communication cables is hazardous.
To avoid a shock hazard:
• Do not connect or disconnect any cables or perform installation, maintenance,
or reconfiguration of this product during an electrical storm.
• Connect all power cords to a properly wired and grounded electrical outlet.
• Connect to properly wired outlets any equipment that will be attached to this
product.
• When possible, use one hand only to connect or disconnect signal cables.
• Never turn on any equipment when there is evidence of fire, water, or
structural damage.
• Disconnect the attached power cords, telecommunications systems, networks,
and modems before you open the device covers, unless instructed otherwise in
the installation and configuration procedure
s.