231 fatal error is telling you that the target="_blank">Clean your laser printer.
2)Either the toner is not an original cartridge, it is refurbished or refilled, or the chip on the toner cartridge is defective. Solution: replace the toner, or replace the Chip on toner cartridge.
3)The toner sensor in your OKI is defective. Solution: Call the support number listed on the printer manual to arrange repair.
Answers & Comments
231 fatal error is telling you that the target="_blank">Clean your laser printer.
2)Either the toner is not an original cartridge, it is refurbished or refilled, or the chip on the toner cartridge is defective.
Solution: replace the toner, or replace the Chip on toner cartridge.
3)The toner sensor in your OKI is defective.
Solution: Call the support number listed on the printer manual to arrange repair.