Lexmark Optra C710 Service Manual - Page 169
Diagnostic Information, Paper Jam, displays and media jams over the, pass through sensor.
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5016-001 D 241 Paper Jam - Check Tray 1 displays and media jams over the pass through sensor. FRU 1 Paper Pass Sensor Flag Paper Pass Sensor Spring Paper Pass Sensor Board MK 2 Cable Engine Board Action Check the paper pass sensor flag and spring for correct operation and broken or loose parts. If a problem is found, repair as necessary. Note: The voltages for the paper pass sensor can be checked at the 6 pin inline cable connector located in the HVPS to engine board cable harness above the temperature/humidity board assembly, on the left side of the printer. Voltages on inline connector: Pin # Voltage Static 3 (Orange) +5 V dc 4 (Blue) +5 V dc 5 (Brown) +5 V dc 6 (Green) 0 V dc Voltage Feeding +5 V dc 0 V dc to +5 V dc Transparency +5 V dc 0 V dc Note: All voltages are approximate. • If the voltage on pin 3 is incorrect, check the continuity of the cable. If incorrect, and if the cable is good, replace the engine board. • If the voltage on pin 3 is correct, but the voltage on pin 4 is incorrect, replace the following parts in the order shown: 1.Paper pass sensor board assembly 2.Engine board 3.Mk 2 cable Diagnostic Information 2-103