• Code: SC346
• Description: Color-development motor lock - Definition - [B] The Color-development motor lock signal is detected for more than 3 seconds.
• Causes: • Color-development motor defective or poor connection • Too much load on one of the C/M/Y-development sections • Interface board 1 defective or poor connection (CN708) • Main control board defective

• Code: SC350
• Description: Bk-TD sensor initial setting error - Definition - [B] TD sensor output (Vt) does not reach a value between 2.4 and 2.6 V when performing the toner density initial setting.
• Causes: • TD sensor defective • Main control board defective • Developer not distributed evenly

• Code: SC351
• Description: Y-TD sensor initial setting error - Definition - [B] TD sensor output (Vt) does not reach a value between 2.4 and 2.6 V when performing the toner density initial setting.
• Causes: • TD sensor defective • Main control board defective • Developer not distributed evenly

• Code: SC352
• Description: M-TD sensor initial setting error - Definition - [B] TD sensor output (Vt) does not reach a value between 2.4 and 2.6 V when performing the toner density initial setting.
• Causes: • TD sensor defective • Main control board defective • Developer not distributed evenly

• Code: SC353
• Description: C-TD sensor initial setting error - Definition - [B] TD sensor output (Vt) does not reach a value between 2.4 and 2.6 V when performing the toner density initial setting.
• Causes: • TD sensor defective • Main control board defective • Developer not distributed evenly

• Code: SC354
• Description: Bk-TD sensor gain adjustment error - Definition - [B] When adjusting TD sensor gain during the toner density initial setting, Vcnt (output voltage) does not reach a value between 7 and 11 V.
• Causes: • Main control board defective

• Code: SC355
• Description: Y-TD sensor gain adjustment error - Definition - [B] When adjusting TD sensor gain during the toner density initial setting, Vcnt (output voltage) does not reach a value between 7 and 11 V.
• Causes: • Main control board defective

• Code: SC356
• Description: M-TD sensor gain adjustment error - Definition - [B] When adjusting TD sensor gain during the toner density initial setting, Vcnt (output voltage) does not reach a value between 7 and 11 V.
• Causes: • Main control board defective