Ricoh AP2700

• Code: 1402
• Description: NVRAM checksum error or the battery has run out.
• Causes: Replace the NVRAM if this error is frequent.

• Code: 1403
• Description: NVRAM write error
• Causes: Replace the NVRAM if this error is frequent.

• Code: 1404
• Description: NVRAM read error
• Causes: Replace the NVRAM if this error is frequent.

• Code: 1501
• Description: RTC error
• Causes: Replace the controller board if this error is frequent.

• Code: 1601
• Description: Font ROM error
• Causes: Replace the controller if this error is frequent.

• Code: 1602
• Description: The data in the Font ROM is damaged.
• Causes: Replace the controller if this error is frequent.