GE b30, Technical Reference Manual

Page: 112 / 252

B30 Patient Monitor
4-6
Document no
.
2044677-001
2.1 NET section troubleshooting
Problem Cause What to do
Monitor does not connect to
the network.
Monitor connects to the
network, but disconnects
unexpectedly (‘Network
down: central serve’
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 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.
Cable or connector defective.
Network cable (inside the
monitor) defective Replace the Network cable.
Network Connector Board
defective Replace the Network Connector Board Unit.
Net section of the CPU board The NET section is defective. Replace the CPU
board.
NET section memory on the
CPU board 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.
Multi I/O adapter faulty Replace multi I/O adapter.
‘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.
Network cable (inside the
monitor) defective Replace the Network cable.
Network Connector Board
defective Replace the Network Connector Board Unit.
Multi I/O adapter faulty Replace multi I/O adapter.
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.