IBM 7940, Problem Determination And Service Manual

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transmit/receive activity light is off, make sure that the hub and network are
operating and that the correct device drivers are installed.
v
Check the LAN activity LED on the rear of the server. The LAN activity LED is lit
when data is active on the Ethernet network. If the LAN activity LED is off, make
sure that the hub and network are operating and that the correct device drivers
are installed.
v
Check for operating-system-specific causes of the problem.
v Make sure that the device drivers on the client and server are using the same
protocol.
If the Ethernet controller still cannot connect to the network but the hardware
appears to be working, the network administrator must investigate other possible
causes of the error.
Video adapter information
The following notes describe important information about the NVIDIA Quadro FX
1700 video adapter that comes preinstalled in some System x3455 server models:
v
You can download and install the latest NVIDIA Quadro FX 1700 video adapter
device driver from http://www.ibm.com/systems/support/.
v Only the following liquid crystal display (LCD) monitors are supported when an
NVIDIA Quadro FX 1700 video adapter is installed in a System x3455 server:
– IBM T115 15" TFT LCD
– IBM T117 17" TFT LCD
– IBM T119 19" TFT LCD
v Do not set the maximum digital video resolution above 1600 x 1200 at 60 Hz for
an LCD monitor. This is the highest resolution that is supported for the NVIDIA
Quadro FX 1700 video adapter in the server.
v
The high-definition video out connector on the NVIDIA Quadro FX 1700 video
adapter is not supported.
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IBM System x3455 Type 7940 and 7941: Problem Determination and Service Guide