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Display Unit for F-CM(C)1 (Rev. 05), F-CM(C)REC1 (Rev. 01)
45
Document no. M1144956-003
4.5 Troubleshooting for the NET section
Trouble
Cause
Treatment
Monitor does not connect to the
network.
Monitor connects to the network,
but disconnects unexpectedly
(‘Network connection down’
message on the monitor screen).
Patch panel
Patch cable not connected to HUB or to panel.
Patch cable
Patch cable or connector defective.
HUB not connected to the power supply.
HUB port closed due to physical layer problems.
HUB port temporarily closed and reopened due to
physical layer problems.
Hubs not properly connected to each other.
Monitor-Network cable
Cable not properly connected to the wallplate or to
the monitor.
Monitor-Network cable
Cable or connector defective.
Net section of the CPB
The NET section is defective. Replace the CPB.
NET section memory on the
CPB
The SRAM of the NET section is defective or
uninitialized. The NET cannot be used. See network
service page for details.
Identification plug
There is no identification plug attached to the
monitor.
The identification plug is defective or uninitialized.
The plug cannot be used.
Monitor does not connect to the
Network
No Network Option in the
monitor
Download the Network option from the appropriate
software card.
‘Check network connectors’
message shows on the monitor
screen
Monitor-Network cable
Cable not properly connected to the wallplate or to
the monitor.
Cable or connector defective.
Identification plug
There is no identification plug properly attached to
the monitor.
The identification plug is defective or uninitialized.
The plug cannot be used. See network service page
for details.
‘Network board error’ message
shows on the monitor screen
NET section on the CPB
The NET section is defective. The board cannot be
used. See network service page for details.
NET section memory on the
CPB
The SRAM memory of the NET section is defective or
uninitialized. The board cannot be used. See network
service page for details.
Other Site View shows no
waveforms
No waveforms are set up for
Monitor-to-Monitor
communication
Run Datex-Ohmeda Network Setup to verify current
Monitor-to-Monitor communication setup.