My apologies. I didn't realise I had missed things out.
Network Access : Enabled
Maximum Downstream Data Rate : 10242000 bps
Maximum Upstream Data Rate : 514000 bps
Maximum Number of CPEs : 1
Software Upgrade File Name : ntlhm100_ntl0003.cpr
Software Upgrade AdminStatus : allowProvisioningUpgrade
Software Upgrade OperStatus : completeFromProvisioning
Downstream Status
Downstream Lock : Locked
Downstream Frequency : 402750000 Hz
Downstream Modulation : 256 QAM
Downstream Receive Power Level : -1.02 dBmv
Downstream SNR : 30.08 dB
Upstream Status
Upstream Frequency : 25800000 Hz
Upstream Transmit Power Level : 45.00 dBmv
I don't appear to have an "event log" though when I log into
http://192.168.100.1/ 
I have checked the coax at both ends and they appear to be firmly attached.
Many thanks for your help
