IBM SAN04M-R, Installation And Service Manual, Page: 21 / 96

xix Preface
CAUTION
The doors and covers to the product are to be closed at all times
except for service by trained service personnel. All covers must be
replaced and doors locked at the conclusion of the service
operation.
(C013)
CAUTION
The system contains circuit cards and/or assemblies that contain
lead solder. To avoid the release of lead (Pb) into the environment,
do not burn. Discard the circuit card as instructed by local
regulations.
(C014)
CAUTION
Ensure the building power circuit breakers are turned off BEFORE
you connect the power cord(s) to the building power.
(C023)
CAUTION
This assembly contains mechanical moving parts. Use care when
servicing this assembly.
(C025)
CAUTION
Servicing of this product or unit is to be performed by trained
service personnel only.
(C032)
Attention notices
An attention notice indicates the possibility of damage to a program,
device, or system, or to data. An exclamation point symbol may