Lexmark C920 Service Manual - Page 358

5056-XXX service error 910 - drive motor error 2-9 911 - paper exit motor error 2-9 912 - high capacity feed motor error 2-10 917 - RIP fan error 2-10 918 - main unit fan error 2-10 919 - power supply fan error 2-10 920 - fuser error - fuser heater trouble 2-11 923 - upper fuser thermistor open error 2-11 924 - lower fuser thermistor open error 2-11 925 - HVU error 2-12 92x - toner sensor error 2-12 930 - printhead error, yellow 2-13 931 - printhead error, magenta 2-13 932 - printhead error, yellow 2-14 933 - printhead error, black 2-14 934 - drum sensor, color 2-15 935 - drum sensor, black 2-15 936-9 - cassette error 2-15 940 - high-capacity feed sensor error 2-16 941 - high-capacity feed tray error 2-16 942 - duplex error 2-16 945 - engine flash error 2-16 946 - printer/printhead controller board communication 2-17 947 - finisher communication error 2-17 948 - machine ID error 2-18 949 - tray (x) communication error 2-18 952 - NVRAM chip failure 2-19 954 - NVRAM CRC failure 2-19 955 - code CRC 2-19 956 - processor failure 2-20 957 - ASIC failure 2-20 958 - NAND failure 2-20 960 - RAM slot 1 bad 2-20 961 - RAM slot 2 bad 2-20 964 - emulation error 2-20 970 - standard network error 2-20 975 - unrecognizable network port 2-20 976 - unrecoverable software error in network port 2-21 978 - bad checksum 2-21 979 - Flash parts failed 2-21 980 - face up/down switching error 2-21 981 - belt up/down sensor 2-22 982 - sensor controller 2-23 983 - black gear sensor 2-23 984 - yellow gear sensor 2-23 985 transfer belt thermistor 2-24 986 - transparency (OHP) sensor 2-24 993 - CPU 2-25 994 - density sensor 2-26 995 - finisher main feed motor 2-27 996 - finisher jogging motor 2-27 997 - finisher tractor motor 2-28 999 - stapler motor 2-29 tray elevator motor 2-28 service errors 2-5 service precautions 4-1 size detection 3-41 Some held jobs were lost 2-37 specifications connectivity 1-16 environment 1-18 paper and media 1-7 power and electrical 1-17 technical 1-3 Standard Bin Full 2-37 Staples Empty 2-37 Staples Low 2-37 start 2-1 sub-frame removal 4-41 Submitting selection 2-37 switches, locations 5-3 symptom table 2-3 T technical specifications 1-3 theory belt unit 3-31 belt up/down 3-31 cleaning unit 3-28 clearing paper jams 3-34 configuration 3-24 delivery 3-32 development unit 3-24 drive system 3-28 duplex unit 3-32 electrophotography 3-24 electrophotography process 3-24 expansion paper feeder 3-32 fusing 3-26 high capacity feeder (HCF) 3-38 maintenance mode 3-43 multipurpose feeding 3-30 paper feeding 3-29 paper feeding / fusing 3-28 processes 3-24 processes and configuration 3-24 registration unit 3-30 transfer unit 3-25 tools 1-20 transfer belt removal 4-43 Transfer Belt Life Warning 2-37 Tray \> Empty 2-37 Tray \> Low 2-37 Tray \> Missing 2-37 tray up/down mechanism 3-39 troubleshooting 2-63 U USB \> 2-37 USB drive removed 2-37 V View supplies 2-37 I-6 Service Manual