• Code: C-0328
• Description: Paper feed assist fan /Rr2 (FM24) rotation abnormality. The FM24 EM error detection signal is detected twice in succession within a specified period of time after FM24 was turned ON. However, error detection signal (24V cut off) is not detected.
• Causes: • Paper feed assist fan / Rr2 (FM24) • Printer control board (PRCB)
• Remedy: 1. Check the connector connection and the wiring between PRCB and the fan, and repair it if any abnormality. 2. Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: Main body (3/4): 23-A) 3. Replace FM24. 4. Replace PRCB.

• Code: C-0329
• Description: Paper feed assist fan /Fr2 (FM23) rotation abnormality + 24V power abnormality. The FM23 EM error detection signal is detected twice in succession within a specified period of time after FM23 was turned ON. At this time, an error detection signal (24V cut off) is detected.
• Causes: • DC power supply /2 (DCPS/2) • Printer control board (PRCB)
• Remedy: 1. Check the connector connection and the wiring between PRCB and DCPS /2, and repair it if any abnormality. 2. Replace DCPS /2 3. Replace PRCB.

• Code: C-0331
• Description: Paper feed assist fan /Fr2 (FM23) rotation abnormality. The FM23 EM error detection signal is detected twice in succession within a specified period of time after FM23 was turned ON. However, error detection signal (24V cut off) is not detected.
• Causes: • Paper feed assist fan / Fr2 (FM23) • Printer control board (PRCB)
• Remedy: 1. Check the connector connection and the wiring between PRCB and the fan, and repair it if any abnormality. 2. Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: Main body (3/4): 23-A) 3. Replace FM23. 4. Replace PRCB.

• Code: C-0341
• Description: 1st tandem PF-703/706 paper feed assist fan /Fr1 (FM1) power abnormality. The FM1EM error detection signal is detected twice in succession within a specified period of time after FM1 was turned ON. At this time, an error detection signal (blowout of ICP) is detected.
• Causes: • Paper feed assist fan / Fr1 (FM1: PF-703/706) • PF drive board (PFUDB)
• Remedy: 1. Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality. 2. Rotate the fan by I/O or hand, and repair it if any abnormality. (Wiring diagram: PF-703: 6-F, PF-706: 4-C) 3. Replace FM1 and PFUDB.

• Code: C-0342
• Description: 1st tandem PF-703/706 paper feed assist fan /Fr1 (FM1) rotation abnormality. The FM1EM error detection signal is detected twice in succession within a specified period of time after FM1 was turned ON. However, an error detection signal (blowout of ICP) is not detected.
• Causes: • Paper feed assist fan / Fr1 (FM1: PF-703/706) • PF drive board (PFUDB)
• Remedy: 1. Check the connector connection and the wiring between PFUDB and FM1, and repair it if any abnormality. 2. Rotate the fan by I/O or hand, and repair it if any abnormality. (Wiring diagram: PF-703: 6-F, PF-706: 4-C) 3. Replace FM1. 4. Replace PFUDB.

• Code: C-0344
• Description: 1st tandem PF-703/706 paper feed assist fan /Rr1 (FM2) power abnormality. The EM error detection signal of FM2 is detected twice in succession within a specified period of time after FM2 was turned ON. At this time, an error detection signal (blowout of ICP) is detected.
• Causes: • Paper feed assist fan / Rr1 (FM2: PF-703/ PF-706) • printer control board (PFUDB)
• Remedy: 1. Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality. 2. Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: PF-703: 6-F) 3. Replace FM2 and PFUDB.

• Code: C-0345
• Description: 1st tandem PF-703/706 paper feed assist fan /Rr1 (FM2) rotation abnormality. The FM2EM error detection signal is detected twice in succession within a specified period of time after FM2 was turned ON. However, an error detection signal (blowout of ICP) is not detected.
• Causes: • Paper feed assist fan / Fr1 (FM2: PF-703/ PF-706) • PF drive board (PFUDB)
• Remedy: 1. Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality. 2. Rotate the fan or I/O by hand, and repair it if any abnormality. (Wiring diagram: PF-703: 6-F) 3. Replace FM2. 4. Replace PFUDB.

• Code: C-0347
• Description: 1st tandem PF-703/706 paper feed assist fan /Fr2 (FM5: PF-703, FM3: PF-706) power abnormality. The FM5 EM and FM3 EM error detection signals are detected twice in succession within a specified period of time after FM5 and FM3 were turned ON. At this time, an error detection signal (blowout of ICP) is detected.
• Causes: • Paper feed assist fan / Fr2 (FM5: PF-703) • Paper feed assist fan / Fr2 (FM3: PF-706) • PF drive board (PFUDB)
• Remedy: 1. Check the connector connection and the wiring between PFUDB and the fan, and repair it if any abnormality. 2. Rotate the fan by I/O or hand, and repair it if any abnormality. (Wiring diagram: PF-703: 10-F, PF-706: 7-C) 3. Replace FM5 and PFUDB at a time: PF-703 Replace FM3 and PFUDB at a time: PF-706