• Code: 345.371
• Description: LPH Download Data Fault Multi. DELSOL register error during the LPH batch download complete verification or connector error. (Fail has occurred in multiple LPHs.)
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power ON. Is the voltage between the MD PWB P/J532-4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532-2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532-2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Turn the power Off and check the following connectors for open circuit, short circuit, and poor connection. • Between MCU PWB P/J557 and LPH Rear PWB P/J561 • Between MCU PWB P/J556 and LPH Rear PWB P/J560 • Between MCU PWB P/J555 and LPH Rear PWB P/J559 • Between MCU PWB P/J554 and LPH Rear PWB P/J558 If no problems are found, replace the MCU PWB. If the problem persists, refer to dc131 NVM Read/Write [749-001] (LPH Fail Color) to go to the appropriate RAP. (1: Error has occurred at Y, 2: Error has occurred at M, 4: Error has occurred at C, 8: Error has occurred at K) • Y color: 361.354 RAP • M color: 361.355 RAP • C color: 361.356 RAP • K color: 361.357 RAP

• Code: 345.372
• Description: LPH Mismatch Fault Multi. The model numbers of multiple LPH Units do not match.
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power On. Is the voltage between the MD PWB P/J532-4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532-2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532-2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Check that the values in dc131 NVM Read/Write [749-152 to 160] (LPH Specific Code) do not contain corruption, etc. If no problems are found, replace the following parts in sequence: • MCU PWB • LPH Unit (Y, M, C, K)

• Code: 345.373
• Description: LPH Read Fault Multi. Communication error between MCU and LPH Units (data read error from multiple LPHs).
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power On. Is the voltage between the MD PWB P/J532-4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532-2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532-2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Turn the power Off and check the following connectors for open circuit, short circuit, and poor connection. • Between MCU PWB P/J557 and LPH Rear PWB P/J561 • Between MCU PWB P/J556 and LPH Rear PWB P/J560 • Between MCU PWB P/J555 and LPH Rear PWB P/J559 • Between MCU PWB P/J554 and LPH Rear PWB P/J558 If no problems are found, replace the MCU PWB. If the problem persists, refer to dc131 NVM Read/Write [749-001] (LPH Fail Color) to go to the appropriate RAP. (1: Error has occurred at Y, 2: Error has occurred at M, 4: Error has occurred at C, 8: Error has occurred at K) • Y color: 361.362 RAP • M color: 361.363 RAP • C color: 361.364 RAP • K color: 361.365 RAP

• Code: 345.374
• Description: LPH Write Fault Multi. Communication error between MCU and LPH Units (data write error to multiple LPHs).
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power On. Is the voltage between the MD PWB P/J532-4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532-2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532-2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Turn the power Off and check the following connectors for open circuit, short circuit, and poor connection. • Between MCU PWB P/J557 and LPH Rear PWB P/J561 • Between MCU PWB P/J556 and LPH Rear PWB P/J560 • Between MCU PWB P/J555 and LPH Rear PWB P/J559 • Between MCU PWB P/J554 and LPH Rear PWB P/J558 If no problems are found, replace the MCU PWB. If the problem persists, refer to dc131 NVM Read/Write [749-001] (LPH Fail Color) to go to the appropriate RAP. (1: Error has occurred at Y, 2: Error has occurred at M, 4: Error has occurred at C, 8: Error has occurred at K) • Y color: 361.366 RAP • M color: 361.367 RAP • C color: 361.368 RAP • K color: 361.369 RAP

• Code: 345.375
• Description: LPH Act Fault Multi. Communication error between MCU and multiple LPH Units (error in the communication IC or cable).
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power On. Check the timing at when this Fail occurs. Does this Fail occur right after the power is turned ON? Y↓ N→If the Fail occurs when the Drum is rotating, it is very likely due to the noise caused by high voltage leak. Check the Drum (Y, M, C, K) for improper installation Is the voltage between the MD PWB P/J532-4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532-2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532-2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Turn the power Off and check the following connectors for open circuit, short circuit, and poor connection. • Between MCU PWB P/J557 and LPH Rear PWB P/J561 • Between MCU PWB P/J556 and LPH Rear PWB P/J560 • Between MCU PWB P/J555 and LPH Rear PWB P/J559 • Between MCU PWB P/J554 and LPH Rear PWB P/J558 If no problems are found, replace the MCU PWB. If the problem persists, refer to dc131 NVM Read/Write [749-001] (LPH Fail Color) to go to the appropriate RAP. (1: Error has occurred at Y, 2: Error has occurred at M, 4: Error has occurred at C, 8: Error has occurred at K) • Y color: 361.370 RAP

• Code: 345.376
• Description: LPH PLL Lock Fault Multi. LPH PLL lock mechanism failure (clock failures in multiple LPHs).
• Remedy: Turn the power Off and remove the Rear Upper Cover. Turn the power ON. Is the voltage between the MD PWB P/J532 -4/8/12/16 (+) and the GND (-) +5VDC? Y↓ N→Go to +5VDC Power RAP. Is the voltage between the MD PWB P/J532 -2/6/10/14 (+) and the GND (-) +1.8VDC? Y↓ N→Turn the power Off and disconnect the MD PWB connector P/J532. Measure the resistance between the MD PWB P/J532 -2/6/10/14 and the Frame. Is the resistance infinite for all? Y↓ N→Check the wires of the pins with non-infinite resistance for peeled-off coatings and short circuits due to pinching. Replace the MD PWB. Turn the power Off and check the following connectors for open circuit, short circuit, and poor connection. • Between MCU PWB P/J557 and LPH Rear PWB P/J561 • Between MCU PWB P/J556 and LPH Rear PWB P/J560 • Between MCU PWB P/J555 and LPH Rear PWB P/J559 • Between MCU PWB P/J554 and LPH Rear PWB P/J558 If no problems are found, replace the MCU PWB. If the problem persists, refer to dc131 NVM Read/Write [749-001] (LPH Fail Color) to go to the appropriate RAP. (1: Error has occurred at Y, 2: Error has occurred at M, 4: Error has occurred at C, 8: Error has occurred at K) • Y color: 361.386 RAP • M color: 361.387 RAP • C color: 361.388 RAP • K color: 361.389 RAP

• Code: 347.211
• Description: Exit 1 OCT Home Fault. After the Exit 1 OCT Motor has ran for the specified operation time, the Exit 1 OCT Home Position Sensor does not turn On
• Remedy: Turn the power On and enter Service Diagnostics (Entering Service Diagnostics). Turn On dc330 Component Control [077-109]. Move the OCT Chute manually to block/clear the light path to the Exit 1 OCT Home Position Sensor. Does the display change between High/Low? Y↓ N→Use Reflective Sensor RAP to check the Exit 1 OCT Home Position Sensor. Press the Stop button. Turn On dc330 Component Control [077-040] and dc330 Component Control [077-041] alternately. Does the OCT 1 Chute move forward and backward? Y↓ N→Is the voltage between the MD PWB P/J524-3/4 (+) and the GND (-) +24VDC? Y↓ N→Go to +24VDC Power RAP. Turn the power Off and check the Exit 1 OCT Motor Gear for blockage and the OCT Chute for damage. Also, check the connection between the MD PWB P/J524 and the Exit 1 OCT Motor P/J271 for open circuit, short circuit, and poor contact. If no problems are found, replace the following parts in sequence: • Exit 1 OCT Motor (PL 17.2 Item 4) • MD PWB Press the Stop button and turn the power Off. Replace the MD PWB.

• Code: 347.212
• Description: Exit 2 OCT Home Fault. After the Exit 2 OCT Motor has ran for the specified operation time, the Exit 2 OCT Home Position Sensor does not turn On.
• Remedy: • Check the Exit 2 OCT Home Position Sensor for improper installation, contamination, and etc. • Check the Shielding Board, which blocks the detection section of the Exit 2 OCT Home Position Sensor, for damage and check the OCT 2 Chute for improper installation.
  Turn the power On and enter Service Diagnostics (Entering Service Diagnostics). Turn On dc330 Component Control [077-110]. Move the OCT 2 Chute manually to block/clear the light path to the Exit 2 OCT Home Position Sensor. Does the display change between High/Low? Y↓ N→Use Transmissive Sensor RAP to check the Exit 2 OCT Home Position Sensor. Press the Stop button. Turn On dc330 Component Control [077-045] and dc330 Component Control [077-046] alternately. Does the OCT 2 Chute move forward and backward? Y↓ N→Is the voltage between the MD PWB P/J522-A3/A4 (+) and the GND (-) +24VDC? Y↓ N→Go to +24VDC Power RAP. Turn the power Off and check the Exit 2 OCT Motor Gear for blockage and the OCT 2 Chute for damage. Also, check the connection between the MD PWB P/J522 and the Exit 2 OCT Motor P/J266 for open circuit, short circuit, and poor contact. If no problems are found, replace the following parts in sequence: • Exit 2 OCT Motor (PL 17.5 Item 11) • MD PWB Press the Stop button and turn the power Off. Replace the MD PWB.