English 4. Slide the cleaning sheet down, and insert the edge into the TOF sensor while moving the sheet back and forth. ➀ ➁ TOF sensor 5. Clean the inside of the TOF sensor by moving the sheet back and forth 4 or 5 times between the edge of the TOF sensor and the point where the cleaning sheet stops. 6. Remove the cleaning sheet. 7. Follow steps 4 and 5 in “Cleaning the Image Scanner” (page 20) to push in the scanner unit and attach the scanner cover. Note: Whenever you clean the TOF sensor, also clean the MICR mechanism.
(See “Cleaning the MICR Unit” on page 18 for details.) Troubleshooting ERROR LED is flashing or lit ❏ The printer stops printing when the print head temperature goes up or down to an abnormal value. Printing restarts automatically when the print head temperature returns to normal. ❏ Make sure that the printer covers are properly closed. ❏ If a paper jam has occurred, remove the jammed paper, referring to the next section “Paper Jams.” ❏ Turn off the printer, and then turn it on after a while. If the error persists, consult a qualified service person for repair. ❏ When no ink cartridge is installed, the ERROR LED comes on. Install an ink cartridge.
❏ When the roll paper is enabled but no paper roll is installed, the ERROR LED comes on. Install a paper roll. 22 TM-J9000/J9100 User’s Manual