• Code: 144
• Description: Communication Error between BICU and SBU
  The BICU board cannot detect the SBU connect signal.
• Causes: • The flat cable between the BICU board and the SBU has a poor connection • The flat cable between the BICU board and the SBU is damaged • BICU board • SBU

• Code: 161-01
• Description: IPU (BICU) error (LSYNC error) (D158/D159)
  Error was detected in the result of the BICU self-check at startup.
• Causes: • Defective BICU • Bad cable connection between the SBU and the BICU.

• Code: 161-02
• Description: IPU (BICU) error (RI response error) (D158/D159)
  Error was detected on access to the RL
• Causes: • Defective BICU

• Code: 165
• Description: Unauthorized copy protection Failed (D158/D159)
  Detected the wrong type of copy data protection unit, or no unit was found when copy protection was turned on, or a problem was detected with the unit at startup.
• Causes: • Copy data protection unit not attached firmly. • Defective copy data protection unit

• Code: 195
• Description: Serial number mismatch
  Checking if the serial number matches.
• Causes: • Serial numbers (11 digits) do not match.

• Code: 202
• Description: Polygon motor error : ON timeout
  When the polygon motor is rotating.
• Causes: • Defective or disconnected harness to polygon motor • Defective polygon motor • The polygon motor drive pulse is not released correctly.

• Code: 203
• Description: Polygon motor error : OFF timeout
  When the polygon motor is OFF.
• Causes: • Defective or disconnected harness to polygon motor • Defective polygon motor • The polygon motor drive pulse is not released correctly.

• Code: 204
• Description: Polygon motor error : PMRDY_N signal error
  When the polygon motor is rotating.
• Causes: • Defective or disconnected harness to polygon motor • Defective polygon motor