Lexmark Optra S Service Manual - Page 130

4059-XXX Service Tip: An intermittent "32-Unsupported Cartridge" User Error Message can be caused by poor contact between the smart cartridge contacts in the upper front cover and the smart chip. Also check for proper seating of the smart cartridge cable to the engine board. FRU 1 Smart Cartridge Contact Smart Cartridge Ground Contact 2 Smart Cartridge Cover 3 Smart Cartridge Plunger 4 Smart Cartridge Cable Engine Board Action Check both contacts to make sure they are properly installed and the two contacts are not touching each other. Check both contacts for any signs of being bent, worn or broken. If incorrect replace both contacts. Check to make sure that the smart cartridge cover is properly snapped into place and is not damaged or broken. Replace as necessary. Check the plunger for correct installation and any signs of being damaged or broken. Correct any problem found or replace the plunger as necessary. Check the voltage on the smart cartridge contact. The voltage measures approximately +5 V dc when not writing data to the engine board. If data is being written, the voltage measures approximately +12 V dc. If incorrect, disconnect the cable from J21 on the engine board and check the voltage on J21-1. The voltage measures approximately +5 V dc. If incorrect, replace the engine board. If correct, replace the smart cartridge cable. 2-103 4059 Service Manual