Lenovo 03018GU User Manual - Page 12
This practice ensures correct grounding of the units., Similar units to listed above
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v Do not touch live electrical circuits with the reflective surface of a plastic dental mirror. The surface is conductive; such touching can cause personal injury and machine damage. v Do not service the following parts with the power on when they are removed from their normal operating places in a machine: - Power supply units - Pumps - Blowers and fans - Motor generators - Similar units to listed above This practice ensures correct grounding of the units. v If an electrical accident occurs: - Use caution; do not become a victim yourself. - Switch off power. - Send another person to get medical aid. 4 ThinkPad Edge 14″, Edge 15″, E40, and E50 Hardware Maintenance Manual
v
Do not touch live electrical circuits with the reflective surface of a plastic dental
mirror. The surface is conductive; such touching can cause personal injury and
machine damage.
v
Do not service the following parts
with the power on
when they are removed
from their normal operating places in a machine:
–
Power supply units
–
Pumps
–
Blowers and fans
–
Motor generators
–
Similar units to listed above
This practice ensures correct grounding of the units.
v
If an electrical accident occurs:
–
Use caution; do not become a victim yourself.
–
Switch off power.
–
Send another person to get medical aid.
4
ThinkPad Edge 14
″
, Edge 15
″
, E40, and E50 Hardware Maintenance Manual