Code :

Code: 120
Description: Scanner home position error 1
The scanner HP sensor does not detect the on condition during initialization or copying.
Causes: • BCU, SDRB (Scanner Driver Board) defective
• Scanner motor defective
• Harness between BCU, SDRB, scanner motor disconnected.
• Scanner HP sensor defective.
• Harness between scanner HP sensor and BCU disconnected.
• Scanner wire, timing belt, pulley, carriage installed incorrectly.

Code: 121
Description: Scanner home position error 2
The scanner HP sensor does not detect the off condition during initialization or copying.
Causes: • BCU, SDRB (Scanner Driver Board) defective
• Scanner motor defective
• Harness between BCU, SDRB, scanner motor disconnected
• Scanner HP sensor defective
• Harness between scanner HP sensor and BCU disconnected
• Scanner wire, timing belt, pulley, carriage installed incorrectly.

Code: 122
Description: Scanner home position error 3
The scanner home position sensor does not detect the on condition during original scanning.
Causes: • BCU, SDRB (Scanner Driver Board) defective
• Scanner motor defective
• Harness between BCU, SDRB, scanner motor disconnected
• Scanner HP sensor defective
• Harness between scanner HP sensor and BCU disconnected
• Scanner wire, timing belt, pulley, carriage installed incorrectly

Code: 123
Description: Scanner home position error 4
The scanner home position sensor does not detect the off condition during original scanning.
Causes: • BCU, SDRB (Scanner Driver Board) defective
• Scanner motor defective
• Harness between BCU, SDRB, scanner motor disconnected
• Scanner HP sensor defective
• Harness between scanner HP sensor and BCU disconnected
• Scanner wire, timing belt, pulley, carriage installed incorrectly.

Code: 143
Description: SBU auto adjust error
Automatic adjustment of the SBU fails when the machine is switched on.
Causes: • Exposure lamp defective
• Exposure lamp regulator defective
• Harness between exposure lamp and lamp regulator is disconnected
• White plate installed incorrectly or is dirty
• Scanning mirrors of the exposure unit are dirty or out of position
• SBU board defective
• VIB board defective.
• Harness between SBU, VIB disconnected
• Harness between VIB, BCU disconnected

Code: 144
Description: SBU transmission error
After the SBU switches on, the BCU detects one of the following conditions on the SBU:
• 1 s after power on, the SYDI signal does not go high, even after 1 retry.
• 1 s after power on, the SYDI signal goes high, but the SBU ID could not be read after 3 attempts.
Causes: • SBU defective
• VIB defective
• Harness (40-pin shielded) between the SBU, VIB is disconnected
• Harness (shielded cable) between the VIB, BCU is disconnected

Code: 165
Description: Copy data security unit error B828
The copy data security option is installed by not operating correctly.
Causes: • Copy data security card corrupted
• The board is not installed or the board is defective
• IPU board defective

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