C9650 User’s Guide> 53REPLACING CONSUMABLES/MAINTENANCE ITEMSEach consumable or maintenance item comes complete with its owninstallation details which give full instructions on replacement. Youare advised to follow these instructions carefully.CLEANING THE LED HEADSYou are advised to clean the LED heads:> any time you replace a toner cartridge (a LED lens cleaner isenclosed with each replacement toner cartridge)> if printing is showing signs of faded images, white stripes orblurred lettersYou can use a LED lens cleaner or dry, soft cloth for cleaning the LEDheads.1. Open the top cover.CAUTION!Only use genuine Oki Original consumables to ensurethe best quality and performance from your hardware.Non-Oki Original products may damage your printer’sperformance and invalidate your warranty.Specifications subject to change without notice. Alltrademarks acknowledged.