• Code: 796-53
• Description: Front Main Group Dual Sensor Error PB (D391) Main Grip Open Sensor: Front (S51) and Main Grip Close Sensor: Front (S53) went ON at the same time.
• Causes: • Main Grip Open Sensor: Front (S51) defective • Main Grip Close Sensor: Front (S53) defective • Sensor connector loose, broken, defective
• Remedy:

• Code: 796-54
• Description: Signature Exit Path HP Sensor (S67) Error PB (D391) The signature exit path HP sensor did not go ON within the prescribed time after the signature exit path motor turned on to retract the signature exit roller. -or- The signature exit path HP sensor did not go OFF within the prescribed time after the signature exit path motor turned on to move the signature exit roller.
• Causes: • Signature Exit Path Motor (M30) defective • Signature Exit Path HP Sensor (S67) defective • Motor or sensor connector loose, broken, defective
• Remedy:

• Code: 796-55
• Description: Signature Exit Path Press Sensor (S68) Error PB (D391) The signature exit path press sensor did not go ON within the prescribed time after the signature exit path motor turned on to feed the book into the nip of the signature exit roller. -or- The signature exit path press sensor did not go OFF within the prescribed time after the signature exit path motor turned on to retract the signature exit roller.
• Causes: • Signature Exit Path Motor (M30) defective • Signature Exit Path Press Sensor (S68) defective • Motor or sensor connector loose, broken, defective
• Remedy:

• Code: 796-56
• Description: Signature Exit Roller Error PB (D391) The leading edge sensor did not go ON within the time prescribed for the signature exit roller to reverse feed the signature during signature exit.
• Causes: • Signature Roller Exit Motor (M27) defective • Leading Edge Sensor (S65) defective • Signature torn, bent
• Remedy:

• Code: 796-57
• Description: Inserter EEPROM Error PB (D391) CHECKSUM error at power on. -or- EEPROM write error.
• Causes: • EEPROM not installed, or not installed correctly • EEPROM defective
• Remedy:

• Code: 796-58
• Description: Inserter Drive Switch Sensor (S16) Error PB (D391) The drive switch sensor in the inserter did not go OFF within the time prescribed after the drive switch motor (M2) turned on. -or- The drive switch sensor in the inserter did not go ON within the time prescribed after the drive switching motor (M2) turned on.
• Causes: • Drive switch motor (M2) defective • Drive switch sensor (S16) defective • Motor or sensor connector loose, broken, defective • Connector loose, broken, defective
• Remedy:

• Code: 796-59
• Description: Inserter Tray A Error PB (D391)
• Causes: Inserter Tray A (upper tray) failed to leave its lower limit sensor within the prescribed time after Tray A lift motor turned on. • Lift Motor: Tray A (M3) defective • Lower Limit Sensor: Tray A (S11) defective • Motor or sensor connector loose, broken, defective Inserter Tray A (upper tray) failed to arrive at its paper feed sensor within the prescribed time after the Tray A lift motor turned on. • Lift Motor: Tray A (M3) defective • Paper Feed Sensor: Tray A (S4) defective • Motor or sensor connector loose, broken, defective
• Remedy:

• Code: 796-6
• Description: Dual Spine Plate Sensor Error: Left PB (D391) The spine plate HP sensor (S60) and spine plate close sensor (S63) turned ON at the same time.
• Causes: • Spine fold HP sensor: left (S60) defective • Spine fold close sensor (S63) defective • A sensor connector loose, broken, defective
• Remedy: