Preface xxvii
■Plugging or unplugging of external interface cards
■Maintenance and inspections (repairing, and regular diagnosis and maintenance)
Caution – The following tasks regarding this product and the optional products
provided from Fujitsu Siemens Computers should only be performed by a certified
service engineer. Users must not perform these tasks. Incorrect operation of these
tasks may cause malfunction.
■Unpacking optional adapters and such packages delivered to the users
■Plugging or unplugging of external interface cards
Remodeling/Rebuilding
Caution – Any modification and/or recycling of this product and its components
may be carried out only by a certified service engineer and must not be done by the
customer under any circumstances. Otherwise, electric shock, injury or fire may
result.
Emission of Laser Beam (Invisible)
Caution – The main unit and high-speed optical interconnect cabinet contain
modules that generate invisible laser radiation. Laser beams are generated while the
equipment is operating, even if an optical cable is disconnected or a cover is
removed. Do not look at any light-emitting part directly or through an optical
apparatus (e.g., magnifying glass, microscope).