Please note that despite previous statements the current range of firmware upgrades [V.16.0.1.00] does not apply to the CP-175 or earlier range of plotters. Standard Horizon apologies for any confusion caused by the inclusion of this model by mistake. 

Any upgrade applications received for the CP-175 will not be processed and the form will be shredded. 

The software upgrade  applies to the following models only:

CP-180, CP-180i, CP-300, CP-300i, CP-500, CPF-180i CPF-300i.

and users of these models are encouraged to complete the form.