HP Color LaserJet Enterprise M651 - Warranty and Legal Guide
HP policy on non-HP supplies
Hewlett-Packard Company cannot recommend the use of non-HP toner cartridges, either new or
remanufactured.
NOTE: For HP printer products, the use of a non-HP toner cartridge or a refilled toner cartridge does not
affect either the warranty to the customer or any HP support contract with the customer. However, if product
failure or damage is attributable to the use of a non-HP toner cartridge or refilled toner cartridge, HP will
charge its standard time and materials charges to service the product for the particular failure or damage.
ENWW HP policy on non-HP supplies 11