Lexmark T522 Service Manual - Page 36

4520-xxx Sub Error Codes for 9XX and 2XX Error Codes The sub error codes are helpful troubleshooting a paper path problem, especially paper jams in the base printer, envelope feeder and duplex unit. When a 9XX or 2XX error displays, press and hold Return and press Select to enter for sub error codes. The following is an example of how the printer shows a duplex unit sub error code. Byte 1 Byte 2 Byte 3 Byte 4 DU XX XX XX XX DU XX XX XX XX Byte 5 Byte 6 Byte 7 Byte 8 Sub Error Codes for 9XX and 2XX Error Codes The sub error codes are helpful troubleshooting a paper path problem, especially paper jams in the base printer, envelope feeder and duplex unit. When a 9XX or 2XX error displays: 1. Press and hold Return and press Select to enter for sub error codes. 2. The first screen of information is displayed. Write down the information. 3. Continue pressing Return and Select until each screen of information is obtained. 4. When the last screen displays, the original message displays. The following is an example of how the printer shows a duplex unit sub error code. Byte 1 Byte 2 Byte 3 Byte 4 DU XX XX XX XX DU XX XX XX XX Byte 5 Byte 6 Byte 7 Byte 8 2-8 Service Manual