5-14Chapter 5 Maintenance3. Imprinter Ink Cartridge Replacement and CleaningWhen the optional imprinter is used, printing will become faint or nonexistent when the ink is depleted. It is recommended to keepa spare ink cartridge on hand.About the ImprinterThere are two types of imprinter: the Pre-imprinter, whichprints on documents before scanning them, and the Post-imprinter, which prints on document after scanning them. Thecorresponding ink cartridges are installed in the followinglocations.• Pre Imprinter• Post Imprinter■ Preparing an Ink CartridgeUse one of the following red, blue or green HP inkcartridges. For details, contact your local authorizedCanon dealer or service representative.Product Name: Ink Cartridge (Blue)Product Code: 3693A002 (C6602B)Product Name: Ink Cartridge (Red)Product Code: 3693A003 (C6602R)Product Name: Ink Cartridge (Green)Product Code: 3693A004 (C6602G)IMPORTANT• Spare ink cartridges can be stored in their wrappers inside thepost-imprinter cover.• To avoid ink leakage, store spare ink cartridges inside theirsealed wrappers.Ink CartridgeStorage Pocket