Kyocera FS1920 Error Codes

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Code

7001

Description

Toner motor error
Toner motor is overloaded. TNMOC is detected by sampling every other 100 ms in 2 seconds since the main and toner motors are activated following the Replace toner Clean printer message after the “Toner low” is detected.

Causes

Overcurrent in the toner motor circuitry due to an excessive torque, caused by hardened toner. Defective gate array U7 on the engine board. Improper connector insertion. Defective harness between developer and high voltage unit. Defective harness between high voltage unit and engine board.