Lexmark C782 Service Manual - Page 177
User primary, message, Explanation, Replace ITU - fuser life warning
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5061 User attendance messages (continued) User primary message 63 Unformatted disk 82 Waste toner box nearly full 82 Replace Waste toner box 82 Waste toner box missing 83 ITU missing Explanation • Press to clear the message and continue printing. • Format the disk. If the error message remains, the hard disk may be defective and require replacing. Press to clear the message and continue printing. • Replace the waste toner box. • Press to clear the message and continue printing. Install the waste toner box, and press to clear the message and continue printing. Check the ITU release lever for correct operation. The ITU release lever is the black lever located on the left upper side frame above the ITU opening and can be seen by opening and lowering the MPF assembly. When locked, the lever should be at the 6 o'clock position. When unlocked, it should be in a 3 o'clock position. Undue pressure is not required to operate the lever. Turn the printer off, insert the ITU, move the lever to the 6 o'clock position, and turn the printer back on. 83 ITU life warning 83 Replace ITU 87 Fuser life warning 87 Fuser missing 87 Replace Fuser 88 cartridge low If this does not resolve, replace the ITU assembly. See "ITU assembly removal" on page 4-49. Press to continue. The message persists until replacement. • Press to clear the message and continue printing. • If print quality is unacceptable, replace the ITU assembly. See "ITU assembly removal" on page 4-49. • Press to clear the message and continue printing. • If print quality is unacceptable, replace the ITU assembly. See "ITU assembly removal" on page 4-49. • Press to clear the message and continue printing. • If print quality is unacceptable, replace the fuser. See "Fuser assembly removal" on page 4-44. Install the fuser unit. See "Fuser assembly removal" on page 4-44. • Press to clear the message and continue printing. • If print quality is unacceptable, replace the fuser. See "Fuser assembly removal" on page 4-44. • Replace the specified toner cartridge. • Press to clear the message and continue printing. Diagnostic information 2-135