Cisco 7000 Series Hardware Installation And Maintenance page 54

Do
Never assume
Do
unsafe
Never
Carefully
extension
In addition
from
Never
Never
locations
Never
disconnected
Use
Eectrostatc
Prevenfing
Electrostatic
improperly
comprises
shielding
to protect
carriers
Caution
screws
bus
the
Following
Always
When
Figure
components
connect
handles
When
backplane
removal
seated
When
backplane
the
Handle
when
work
alone potentially hazardous
not
been
has
that
power
action
that
not perform any
creates
install that
equipment
appears
examine
work
area
your
and
cables
missing
safety
use the guidelines
that
but connected
power source
still
install
telephone wiring during
install in
telephone jacks
touch uninsulated
telephone
network
the interface
at
when
caution or modifying
installing
Damage
Discharge
ESD
damage
discharge
handled result in
can complete
board
printed circuit that
and
handle
connectors
module
the antistatic
use an
and
handles
the the carrier
by
the captive
Always tighten
accidental
removal
prevent
seated
connectors are properly
for preventing
are guidelines
ESD
wrist
use an
strap
IPs
connect the
removing
one of
or the
1-5
to captive
from
are accessible
that
the
an
to
unpainted
strap
2-1
See
Figure
RP
SP
IP
an or
installing
then both
tighten captive
provide proper grounding
the
in backplane
RP
SP
removing IP
an or
and
the handle
Grasp
out of the slot
carrier to
guide it
straight
and
IPs by the handles
carrier
conditions
exist
disconnected
from
circuit always
hazard
to
potential
damaged
hazards such
for possible
grounds
when
follow working with any equipment
or other
to
telephone wiring
storm
lightning
wet
locations unless the jack
wires or terminals unless the telephone
lines
telephone
which when
electronic
occurs
or intermittent failures
fixed metal
in carrier Electromagnetic
is
of
are the
integral components
whenever
handling
strap
touch the boards
only
edges never
RP
SP
installation on
screws
provide proper grounding for
the
in
backplane
ESD
damage
or ankle and
ensure that
strap
end
of
the
equipment
strap
on
installation screws an installed
end
the non-IP of the chassis
inner surface of the chassis
use the levers
to
properly
ejector
These
screws
installation
system and
the
for
help to
use the release the bus
to
ejectors
the
carrier out slowly
using
pull
avoid
only
edges touching
Safety
check
makes
or the equipment
people
as moist ungrounded
floors
disconnected
that
is
network
cabling
is specifically for
designed
been
has
line
cards
or are
components
Each module
processor
interference
carrier Although
the carrier
modules Handle
processor
or connector
pins
and IPs See 1-18
Figure
the and help
to ensure
system
makes
skin contact
it good
chassis
ground
the screw
to
When
IP
internal
replacing
fan
for example the
such of the
one
power
as
supply
the bus connectors
seat
accidental
screws
prevent
bus
that the
ensure connectors
from
connectors the
your hand bottom
the
along
the board
connector
any
or
for Installation
Preparing
Recommendations
power
wet
EMI
helps
the
These
that
see
tray
the
in
are
of
pins
2-3