Spectra MKS Cirrus LM99 - Communications Troubleshooting

Cirrus SP101013.111 – 10 October 2012
MKS Instruments UK Ltd., Spectra Products
61
11. Communications Troubleshooting
The following flowchart should help you through any connection problems you may encounter.
Note that this assumes you are connecting directly from the host PC to the instrument. If the
instrument is to become part of a network, then assistance should also be sought from your IT staff.
Is the power
LED
illuminated?
Is unit visible in
Device
Manager?
Check network
link status
Has the host an
IP address
Check patch
cable and x-over
adaptor
Replace patch
cable and x-
over adaptor
Verify network
connectivity with
another device
Replace NIC,
cables or
adaptor
Check mains
supply and
fuse
Configure
Access and
run Process
Eye
No
communication
Are the IP
addresses in the
same range
Assign an IP
address
NO
YES
NOT
CONNECTED
NG
CONNECTED OK
NGOKNO
YES
YESYES
NO
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NO
Carry out reset to
default IP address
Use the
Troubleshoot
feature in Device
Manager
OK
STILL NG
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