Scheduled Maintenance. The qualifying (in accordance with the remaining provisions of this "Scheduled Maintenance" definition) time the Ascendon System is not available to Consumers during which CSG will provide maintenance on such system. Scheduled Maintenance includes two (2) forms of pre-notified maintenance: the Ascendon System Quarterly Upgrades, and corrective maintenance for which CSG must have provided Customer notice (email acceptable) of such downtime not less than ***** (*) **** prior to the commencement... thereof; provided, corrective maintenance may be provided on **** **** ***** (*) ***** notice (a) with Customer's prior written consent (email acceptable) or (b) to implement a security vulnerability or necessary patch for a Third Party Product. Subject to the foregoing, (i) unless otherwise mutually agreed by the Parties, pre-notified maintenance shall occur between **** ** ******* *** **** ** ******* and will generally occur on ********* ********, (ii) CSG **** *** **** ******* ** ****** that all other maintenance, other than pre-notified maintenance, **** *** ***** ****** ********** ****** ******** ***** (******** ******** ** **** ******** ******** **** ******* ** *** ******** ** ******* *** ******** ***********), and (iii) all Scheduled Maintenance **** *** ****** ***** (*) ***** ** *** ********* ****** * ********** ******** *******. In the event that CSG ******* ***** (*) ***** ** ********* *********** ****** * ********** ******** ******** **** ****** ** ****** ** ***** (*) ***** ***** ** ****** *********** ******* **** *** *** ******** ******** ***** ** ***** **** ********* *** ********. For the avoidance of doubt, nothing will prevent CSG from providing Ascendon Support Services and/or maintenance to the Ascendon System which does not cause a Service Interruption or degradation of the Ascendon SaaS Services. For the further avoidance of doubt, any maintenance that does not qualify as Scheduled Maintenance shall be deemed Interrupted Service Time to the extent such maintenance causes a Service Interruption.View More