14
5
Maintenance and Fault-Finding Guide
5.1.1
Troubleshooting Chart
Fault
Possible Causes
Solution
“+12V” LED is not
illuminated on the Rack
Mount PSU.
•
Power is not attached to the
PSU.
•
Fuse has blown in PSU.
•
Connect mains power to the PSU.
•
Replace fuse.
“Power” LED is not
illuminated on the Ethernet
Transceiver.
•
Module is not receiving power
from the Rack Mount PSU.
•
Check operation of the PSU.
Link LED is steady off
•
Port is not receiving link
signal from device at remote
end of cable.
•
Confirm that remote unit is
switched on and connected with
working cable.
Most network problems are attributable to wiring and connector problems. Check all cables and
connectors to ensure that they have been properly connected, and that they have not been damaged
during installation.
6
Product Warranty
PPM guarantees its products, and will maintain them for a period of three years from the date of
shipment and at no cost to the customer. Extended warranty options are available at the time of
purchase.
Please note that the customer is responsible for shipping costs to return the unit to PPM.
PPM or its agents and distributors will maintain its products in full working order and make all
necessary adjustments and parts replacements during normal working hours provided that the Customer
will pay at the rates currently charged by PPM for any replacements made necessary by accident,
misuse, neglect, wilful act or default or any cause other than normal use.
Claims must be made promptly, and during the guarantee period.
IMPORTANT: -
Please contact both your selling agent and PPM prior to returning any goods for Warranty or
Non-Warranty repairs. Goods will not be accepted without a valid Goods Return Number
(GRN).
Summary of Contents for LSX-Ex-HB-2
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