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P
ROBLEM
The OfficeConnect hub has been designed to aid you
when detecting and solving possible problems with your
network. These problems are rarely serious, the cause is
usually a disconnected or damaged cable, or incorrect
configuration. If this section does not solve your
problem, contact your supplier for information on what
to do next.
Perform these actions first:
Ensure all equipment is powered on.
Power each hub off, wait about 5 seconds and then
power them on.
Check the following symptoms and solutions:
Power LED not lit. Check your power adapter
connection. If there is still no power, you may have a
faulty power adapter which needs replacing with
another OfficeConnect power adapter. Do not use any
other power adapter with the hub.
Alert LED continuously lit. There is either continual
excessive use of your network (over 80%) or, more likely,
a p ort has partitioned due to a loop in your network (in
I
MPORTANT
WARNING: Warnings contain directions that you must follow for your
personal safety. Follow all instructions carefully.
Please read carefully the following information thoroughly before
installing the OfficeConnect hub:
Exceptional care must be taken during installation and removal of the unit.
Only stack the OfficeConnect hub with other OfficeConnect units.
Only use the power adapter that is supplied with the unit to ensure compliance
with international safety standards.
It is essential that the power outlet is located near the unit and is accessible. You
can only remove power to the OfficeConnect hub by disconnecting the power
adapter from the unit or from the socket outlet.
This unit operates under SELV conditions (Safety Extra Low Voltage) according to
IEC 950, the conditions of which are maintained only if the equipment to which it
is connected is also operational under SELV.
There are no user-replaceable fuses or user-serviceable parts inside the hub. If
you have a physical problem with the unit that cannot be solved with problem
solving actions in this guide, contact your supplier.
Disconnect the power adapter before moving the unit.
WARNING: Twisted Pair RJ45 ports. These are RJ45 data sockets.
They cannot be used as telephone sockets. Only connect RJ45 data
connectors to these sockets.
Connect the unit to an earthed power supply to ensure compliance with safety
standards.
The power cord set must be approved for the country where it will be used.
S
OLVING
S
I
AFETY
NFORMATION
5
which case a Port Status LED will be yellow). Examine
your connections and remove the loop. Each piece of
equipment needs only one connection to your
OfficeConnect hub.
Port Status LED yellow . It is likely that there is a loop in
your network which has caused this port to partition.
Examine your connections and remove the loop. Each
piece of equipment needs only one connection to your
OfficeConnect hub.
Port Status LED not lit for a port that has a
connection. There is a problem with this connection.
Check that you are using a 'Straight-through'
100BASE-TX cable which is properly connected at both
ends, and is not damaged. Also check that the equipment
being connected to the hub is powered on, operating
correctly and contains a 100BASE-TX connection.
Link between two OfficeConnect hubs not working.
Check your hub connections; follow the information
given in the
" Connecting OfficeConnect Hubs
Together "
section. It is likely that an MDI/MDIX switch is
incorrectly set.
For USA and Canada:
The cord set must be UL-approved and CSA certified.
The minimum specifications for the flexible cord are:
Type SV or SJ
3-conductor
No. 18 AWG
The cord set must have a rated current capacity of at least 10A.
The attachment plug must be an earth-grounding type with a
NEMA 5-15P (15A, 125V) or NEMA 6-15P (15A, 250V)
configuration.
For Denmark:
The supply plug must comply with section 107-2-D1, standard sheet
DK2-1a or DK2-5a.
For Switzerland:
The supply plug must comply with SEV/ASE 1011
France and Peru Only
This unit cannot be powered from IT
type, this unit should 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).
†
Impédance à la tierre
†
supplies. If your supplies are of IT
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