Sony HDXS-C200, Service Manual

Page: 76 / 106

76
Communication problems
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Communication problems
Communications to client workstations is accomplished
via the network interface card (NIC) connector in slot 3.
The NIC provides an Ethernet (RJ-45) 1000BaseT connection that is connected to clients via an Ethernet
Gigabit Switch.
No communications between server and client
Slow communications between server and client
Symptom Possible Problem Recommended Action
No communications
between server and
client. Both LEDs on the
NIC ethernet connector
are off. NIC Card Fault.
Motherboard does not
recognise PCI bus or NIC
Card.
Check communication using the ‘ping’ command (see “How to ‘ping’ a
computer” on page 45 ). Perform a ‘ping’ to the local host (127.0.0.0)
and then attempt to ‘ping’ connected clients on the network.
Confirm the PCI bus is working by using the PC-Check utility (see “Pc-
Check” on page 60 ).
Replace faulty NIC Card (see “NIC card replacement” on page 90 ).
Symptom Possible Problem Recommended Action
Slow operation
experienced by client
machines.
The (bi-colour LED at
the rear panel NIC
ethernet connector LED
is off when operating at
10 Mb/s, green when
operating at 100 Mb/s
and amber when at
1 Gb/s.
The second (green)
activity LED blinks to
indicate transmit/receive
activity at the connector.
NIC Card Fault. Confirm the PCI bus is working by using the PC-Check utility (see “Pc-
Check” on page 60 ).
Replace faulty NIC Card (see “NIC card replacement” on page 90 ).