Canon
imageCLASS X MF1643 II Series Service Guide
imageCLASS X MF1643 II Series
Service Guide
January 2022
Revision 1
Page 30
Figure 2 — Dispatch by CITS Call Escalation Procedure Flow Chart
imageCLASS End-User
Canon’s Service Provider
Assistance Required
by the End-User
CITS Dispatches the
Service Provider
Assistance Required
by the Service Provider
Canon USA
Engineering
Technical Support Center
1-800-528-2830
Resolved
Resolved
CITS Customer Help Desk
1-800-OK-CANON (652-2666)
On-Site Service