TNIC
24
3
Adapter Card
5. MAINTENANCE
WARNING: DO NOT, UNDER ANY CIRCUMSTANCES,
attempt to repair the TNIC Adapter Card. Failure to observe
this warning could result in personal injury or death from
electrical shock.
NOTE: Failure to observe the above warning will immediately void
the warranty.
Fault Isolation
If two network devices fail to communicate through the TNIC
Adapter Card, consider the following:
•
Are the LEDs described in the previous section functioning
properly?
•
Do network devices have Link Integrity enabled?
•
Do network devices communicate when the TNIC Adapter
Card is not installed between them?
•
Is flat or “silver satin” wire used in site internal wiring?
•
Are internal wiring patch cords, punch down blocks, and
wall jacks properly pinned or configured?
•
Is the AUI cable unbroken and properly connected?
•
Are network interface cards properly configured?
Technical Support Contact
For assistance in fault isolation and in maintaining the TNIC Adapter
Card, contact:
Technical Support
(800) 260-1312
or your local distributor.
LED Status Indicators
TNIC PCI Card
LINK
Illuminated when link is
established.
Active
Flashes during data transmission
and reception.
TNIC 1500T Card
LINK
Illuminated when link is
established.
Transmit
Flashes during data
transmission.
Receive
Flashes during data
reception.
Polarity OK
Illuminated when
10BaseT connection is
established.
TNIC 1500n Cards
UTPD ENABLE
Illuminated when AUI
connection is
established.
XMIT
Flashes during data
transmission.
POL OK
Illuminated when
10BaseT connection is
established.
RCV
Flashes during data
reception.
LINK
Illuminated when link
is established.
Active
LINK
LINK
Polarity OK
Receive
Transmit
UTPD ENABLE
XMIT
POL OK
RCV
LINK
UTPD ENABLE
XMIT
POL OK
RCV
LINK
