OKI LE820

• Code: 07
• Display: HEAD OPEN
• Description: 07 Head Open
• Remedy: 1. Properly latch the print head. 2. Replace the head-open switch.

• Code: 08
• Display: PAPER END
• Description: 08 Paper End
• Remedy: 1. Ensure media is properly loaded. 2. Clean sensor transmit/receive surfaces. 3. Ensure correct sensor configuration.

• Code: 09
• Display: SENSOR ERROR
• Description: 09 Sensor Error
• Remedy: 1. Ensure media is properly loaded. 2. Clean sensor transmit/receive surfaces. 3. Ensure correct sensor configuration.

• Code: 10
• Display: HEAD ERROR
• Description: 10 Head Related
• Remedy: 1. Clean the print head’s contact surface. 2. Replace the print head.

• Code: 11
• Display: DOWNLOAD ERROR XXXXXXXX ERROR
• Description: 11 Memory Reading
• Remedy: 1. Delete unnecessary data to free up memory space. 2. Ensure the data communication settings are correct.

• Code: 12
• Display: DOWNLOAD ERROR I/F NOT SUPPORTED
• Description: 12 Interface
• Remedy: 1. Data sequence number doesn’t match previous data. 2. Check send data and communications setting.