Roche Diagnostics May 2009
8 Service Manual · Version 9.0
cobas b 221 system
Conventions used in this manual
Visual cues are used to help locate and interpret information in this manual quickly.
This section explains formatting conventions used in this manual.
Symbols The following symbols are used:
e
For more information about warning symbols, refer to the cobas b 221 system Intructions
for Use.
e
For more information about ESD protection measures, see ESD protection measures on
page A-8.
Symbol Used for
a Procedural step
o List item
e
Cross-reference
h Call up of screen
Note All sections or text locations marked with
"NOTE" describe safe procedures that are
intended to provide the user with additional help.
Caution / Warning All sections / passages that are marked with this
symbol describe procedures and/or indicate
conditions or dangers that could damage or lead
to a malfunction in the cobas b 221 system, and
which therefore should never be attempted to
avoid potential injuries (to patients, users and
third parties).
Biohazard Risk of infection!
High Voltage Passages that are marked with this symbol warn
of an immediate danger in connection with
electrical wiring or components.
ESD protection measures All sections or passages that are marked with this
symbol warn of specific dangers in connection
with static discharge. Packages that are marked
with this symbol must only be opened by trained
technical staff.
Invisible Laser Radiation Avoid direct radiation to eyes
Laser Class 3R according to EN 60825-1
P0 < 5 mW
λ = 635 - 850 nm