• Code: 263-1500-05
• Description: Power supply error
• Causes: The 6 V supply to the DC Controller PCB was not detected.
• Remedy: [Related parts] R1.00 - Harness between the DC Controller PCB (UN2/J1212) and the Pickup Feed Driver PCB (UN4/ J1486) - Harness between the DC Controller PCB (UN2/J1226) and the Buffer Driver PCB (UN98/J2102) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 263-1510-05
• Description: Power supply error
• Causes: The 6 V supply to the Pickup Feed Driver PCB was not detected.
• Remedy: [Related parts] R1.00 - Harness between the DC Controller PCB (UN2/J1212) and the Pickup Feed Driver PCB (UN4/ J1486) - Pickup Feed Driver PCB (UN4) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 263-1511-05
• Description: Power supply error
• Causes: The 5 V supply to the Pickup Feed Driver PCB was not detected.
• Remedy: [Related parts] R1.00 - Harnesses connecting the Pickup Feed Driver PCB (UN4/J1491), the Drawer Unit (J8001) and the Web Level Sensor (PS102/J8034) - Harness between the Pickup Feed Driver PCB (UN4/J1483) and the Waste Toner Bottle Set Sensor (PS112/J8980) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1409) to the Right Deck Paper Sensor and Right Deck Paper Height Sensor (PS51/J7056 and PS52/J7057) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1485) to the Left Deck Paper Sensor, Left Deck Paper Height Sensor and Left Deck Paper Level Sensor 1 and 2 (PS56/J7051, PS57/J7050, PS132/J7041 and PS43/J7052) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1412) to the Cassette 3 Paper Level Sensor, Cassette 3 Paper Sensor and Cassette 3 Paper Height Sensor (PS45/J7075, PS61/J7076 and PS62/J7077) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1416) to the Cassette 4 Paper Level Sensor, Cassette 4 Paper Sensor, Cassette 4 Paper Height Sensor and Lower Right Cover Open/ Close Sensor (PS47/J7065, PS66/J7066, PS67/J7067 and PS39/J8565) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1404) to the Cassette 3 Size Sensor 1/2/3 and Cassette 4 Size Sensor 1/2/3 (PS122/J8559, PS123/J8558, PS124/J8557, PS125/ J8562, PS126/J8561 and PS127/J8560) - Harness connecting from the Pickup Feed Driver PCB (UN4/J1408) to the Reverse Sensor, Reverse Vertical Path Sensor 1/2/3, Reverse Door Open/Close Sensor and Outer Delivery Sensor 1 (PS32/J7024, PS33/J7025, PS34/J7026, PS35/J7027, PS36/J7028 and PS31/J8556) - Harness between the Pickup Feed Driver PCB (UN4/J1494) and the Reverse Roller Detachment HP Sensor (PS101/J7008) - Related sensors - Pickup Feed Driver PCB (UN4) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 263-1520-05
• Description: Power supply error
• Causes: The 6 V supply to the Buffer Driver PCB was not detected.
• Remedy: [Related parts] R1.00 - Harness between the DC Controller PCB (UN2/J1226) and the Buffer Driver PCB (UN98/J2102) - Buffer Driver PCB (UN98) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 263-1521-05
• Description: Power supply error
• Causes: The 5 V supply to the Buffer Driver PCB was not detected.
• Remedy: [Related parts] R1.00 - Harness connecting from the Buffer Driver PCB (UN98/J2105) to the Decurler HP Sensor 1/2 and Front Door Open/Close Sensor (PS88/J7502, PS89/J7503 and PS87/J7505) - Decurler HP Sensor 1 and 2 (PS88 and PS89) - Front Door Open/Close Sensor (PS87) - Buffer Driver PCB (UN98) [Remedy] Check/replace the related harness/cable, connector and parts.

• Code: 263-1530-05
• Description: Power supply error
• Causes: The 5 V supply to the ITB Belt Drive Motor and sensors were not detected.
• Remedy: [Related parts] R1.00 - Harnesses connecting the DC Controller PCB (UN2/J1242), the Drawer Unit (J8050) and the ITB Drive Motor (M3/J7518) - Harness connecting from the DC Controller PCB (UN2/J1247) to the Hopper Toner Level Sensor (Y and M), Toner Container Phase Sensor (Y and M) and Toner Feed Screw Rotation Sensor (Y and M) (TS6/J7121, TS7/J7124, PS81/J7123, PS82/J7126, PS12/J7418 and PS15/J7419) - Harness connecting from the DC Controller PCB (UN2/J1248) to the Hopper Toner Level Sensor (C and Bk), Toner Container Phase Sensor (C and Bk), Toner Feed Screw Rotation Sensor (C and Bk) and Toner Container Reciprocation HP Sensor (Bk) (TS8/J7127, TS5/J7136, PS83/J7129, PS84/J7139, PS18/J7420, PS9/J7417 and PS8/J1750) - Harness connecting from the DC Controller PCB (UN2/J1249) to the Toner Container Reciprocation HP Sensor (Y, M and C) (PS11/J1990, PS14/J1980 and PS17/J1970) - Related sensors - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 263-1531-05
• Description: Power supply error
• Causes: The 3.3 V supply to the DC Controller PCB was not detected.
• Remedy: [Related parts] R1.00 - Harness between the DC Controller PCB (UN2/J1253) and the Primary Charging High Voltage PCB (CL) (UN38/J3040) - Harness between the DC Controller PCB (UN2/J1254) and the Developing High Voltage PCB (CL) (UN40/J3045) - Primary Charging High Voltage PCB (CL) (UN38) - Developing High Voltage PCB (CL) (UN40) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 263-1600-05
• Description: Power supply error
• Causes: The 6 V supply to the DC Controller PCB was not detected.
• Remedy: [Related parts] R1.00 - Harnesses connecting the DC Controller PCB (UN2/J1222), the Drawer Unit (J8023) and the Fixing Feed Driver PCB (UN5/J1510) - Harness between the DC Controller PCB (UN2/J1252) and the Developing Assembly Control PCB (UN96/J1308) - Harness between the DC Controller PCB (UN2/J1225) and the Drum Driver PCB (UN6/J1901) - DC Controller PCB (UN2) - Fixing Feed Driver PCB (UN5) - Developing Assembly Control PCB (UN96) - Drum Driver PCB (UN6) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES