3com 3C17204 Benutzerhandbuch
L’information de Sécurité Importante
53
WARNING: The socket outlet must be near to the unit and easily
accessible. You can only remove power from the unit by disconnecting
the power cord from the outlet.
accessible. You can only remove power from the unit by disconnecting
the power cord from the outlet.
WARNING: This unit operates under SELV (Safety Extra Low Voltage)
conditions according to IEC 950. The conditions are only maintained if
the equipment to which it is connected also operates under SELV
conditions.
conditions according to IEC 950. The conditions are only maintained if
the equipment to which it is connected also operates under SELV
conditions.
WARNING: France and Peru only:
This unit cannot be powered from IT
This unit cannot be powered from IT
†
supplies. If your supplies are of IT
type, this unit must be powered by 230V (2P+T) via an isolation
transformer ratio 1:1, with the secondary connection point labelled
Neutral, connected directly to earth (ground).
transformer ratio 1:1, with the secondary connection point labelled
Neutral, connected directly to earth (ground).
†
Impédance à la terre.
WARNING: U.K. only:
If connecting a modem to the console port of the Switch 4400, only use a
modem which is suitable for connection to the telecommunications
system.
If connecting a modem to the console port of the Switch 4400, only use a
modem which is suitable for connection to the telecommunications
system.
WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot
be used as standard traditional telephone sockets, or to connect the unit to a
traditional PBX or public telephone network. Only connect RJ-45 data
connectors, network telephony systems, or network telephones to these
sockets.
be used as standard traditional telephone sockets, or to connect the unit to a
traditional PBX or public telephone network. Only connect RJ-45 data
connectors, network telephony systems, or network telephones to these
sockets.
Either shielded or unshielded data cables with shielded or unshielded
jacks can be connected to these data sockets.
jacks can be connected to these data sockets.
WARNING: When an Expansion Module is not installed ensure the
blanking panel is fitted by tightening all screws with a suitable tool.
blanking panel is fitted by tightening all screws with a suitable tool.
L’information de Sécurité Importante
AVERTISSEMENT: L'installation et la dépose de ce groupe doivent être
confiés à un personnel qualifié.
confiés à un personnel qualifié.
AVERTISSEMENT: Si vous entassez l'unité Switch avec les unités
SuperStack 3 Hub, l'unité Switch 4400 doit être installée en dessous des
unités Hub plus étroites.
SuperStack 3 Hub, l'unité Switch 4400 doit être installée en dessous des
unités Hub plus étroites.
17204ua.book Page 53 Monday, August 13, 2001 11:28 AM