Ricoh MP C4504 / MP C5504 / MP C6004 Service Call 101 - 195

19 febrero 2020 Troubleshooting

SC100 (Engine: Scanning)

SC101-01

Type: D Error Name: LED Error (Scanning)
Error Condition: The white level peak did not reach the prescribed threshold when the white guide plate was scanned.

Major Cause:
• Scanner Carriage defective
• BCU defective
• Connector defective (disconnected, loose)
• Harness defective
• IPU defective
• Condensation in scanner unit
• White Reference Seal dirty or installed incorrectly (sheet-through
exposure glass)
• White Guide Plate, or White Roller dirty or installed incorrectly
(SPDF/ARDF)

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Clean the white guide plate, or white roller (SPDF/ARDF).
  2. Reconnect the following connectors;
    • Scanner Carriage – IPU harness (FFC)
    • SBU – LEDB harness (FFC)
    • IPU- BCU harness
  3. Check the white reference seal that attached back of sheet-through
    exposure glass. Replace the sheet-through exposure glass, if dirty or
    damaged.
  4. Replace the white guide plate, or white roller (SPDF/ARDF).
  5. Replace the Scanner Carriage.
  6. Replace the IPU.
  7. Replace the following harnesses;
    • Scanner Carriage – IPU harness (FFC)
    • IPU – BCU harness
  8. Replace the BCU.

SC101-02

Type: D Error Name: LED Error (LED illumination adjustment) Error Condition: LED error was detected.

Major Cause:

• Connector defective (disconnected, loose)
• Scanner Carriage defective
• IPU defective
• Harness defective
• BCU defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the following connectors;
    • Scanner Carriage – IPU harness (FFC)
    • SBU – LEDB harness (FFC)
    • IPU- BCU harness
  2. Check the white reference seal that attached back of sheet-through
    exposure glass. Replace the sheet-through exposure glass, if dirty or
    damaged.
  3. Replace the Scanner Carriage.
  4. Replace the IPU.
  5. Replace the following harnesses;
    • Scanner Carriage – IPU harness (FFC)
    • IPU – BCU harness
  6. Replace the BCU.

SC102-00

Type: D Error Name: LED Illumination Adjustment Error Error Condition: The white level peak reached the prescribed threshold when the white plate was scanned after a specified number of adjustments.

Major Cause:

• LED defective
• IDB (LED driver) defective
• SBU defective
• IPU defective
• Power/signal harness defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the power/signal harness.
  2. Replace the following parts:
    • Replace the Scanner Carriage.
    • Replace the IPU board.
    • Replace the power/signal harness.

SC120-00

Type: D Error Name: Scanner Home Position Error 1 Error Condition: The scanner home position sensor does not go OFF.

Details:
Error detection timing
• During homing (when the machine is turned ON or when it returns
from energy save mode)
• During an automatic adjustment (when the machine is turned ON or
when it returns from energy save mode)
• During a scan from the ADF/ARDF or exposure glass.

Major Cause:

• Scanner motor driver defective
• Scanner motor defective
• Scanner HP sensor defective
• Harness defective
• Timing belt, pulley, wire, or carriage not installed correctly

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps.

  1. Replace the following parts:
    • Replace the HP sensor
    • Replace the scanner motor
    • Replace the harness.

SC121-00

Type: D Error Name: Scanner Home Position Error 2 Error Condition: The scanner home position sensor does not go ON.
Details:
Error detection timing
• During homing
• During an automatic adjustment
• During a scan from the ADF/ARDF or exposure glass.

Major Cause:

• Scanner motor driver defective
• Scanner motor defective
• Scanner HP sensor defective
• Harness defective
• Timing belt, pulley, wire, or carriage not installed correctly

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps.

  1. Replace the following parts:
    • Replace the home position sensor
    • Replace the scanner motor
    • Replace the harness.

SC141-00

Type: D Error Name: Black level detection error
Error Condition: The black level cannot be adjusted within the target during auto-gain control.

Major Cause:

• Scanner Carriage defective
• IPU defective
• Harness defective
• BCU defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the following connectors;
    • Scanner Carriage – IPU harness (FFC)
    • IPU- BCU harness
  2. Replace the Scanner Carriage.
  3. Replace the IPU.
  4. Replace the following harnesses;
    • Scanner Carriage – IPU harness (FFC)
    • IPU – BCU harness
  5. Replace the BCU.

SC142-00

Type: D Error Name: Black level detection error
Error Condition: The white level cannot be adjusted to the second target level within the target during auto gain control.

Major Cause:

• Scanner Carriage defective
• IPU defective
• Harness defective
• Connector defective (disconnected, loose)
• Condensation in scanner unit
• White plate dirty or installed incorrectly

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the following connectors;
    • Scanner Carriage – IPU harness (FFC)
    • SBU – LEDB harness (FFC)
    • IPU- BCU harness
  2. Check the white reference seal that attached back of sheet-through
    exposure glass. Replace the sheet-through exposure glass, if dirty or
    damaged.
  3. Replace the scanner carriage.
  4. Replace the IPU.
  5. Replace the following harnesses;
    • Scanner Carriage – IPU harness (FFC)
    • IPU – BCU harness
  6. Replace the BCU.

SC144-00

Type: D Error Name: SBU Communication Error
Error Condition: • The machine cannot detect that the Scanner Carriage is connected.
• The machine cannot communicate with the Scanner Carriage.
• The communication data is incorrect.

Major Cause:

• Scanner Carriage defective
• IPU defective
• BCU defective
• Harness defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the following connectors;
    • Scanner Carriage – IPU harness (FFC)
    • IPU- BCU harness
  2. Replace the Scanner Carriage.
  3. Replace the IPU.
  4. Replace the BCU.
  5. Replace the following harnesses;
    • Scanner Carriage – IPU harness (FFC)
    • IPU – BCU harness

SC151-00

Type: D Error Name: Black Level Error: Side 2
Error Condition: The black level scanned is not a specified range.

Major Cause:

• CIS for SPDF defective
• SPDF main board defective
• Harness defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the SPDF main board – CIS connectors if they are
    disconnected, or loose.
  2. Replace the CIS for SPDF
  3. Replace the following harnesses;
    • SPDF main board – CIS
    • IPU -SPDF main board
  4. Replace the SPDF main board.

SC152-00

Type: D Error Name: White Level Error: Side 2
Error Condition: The shading data peak value read out from the CIS is not specified range from the target value.

Major Cause:

• CIS defective
• White roller defective
• SPDF main board defective
• Harness defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the SPDF main board – CIS connectors if they are
    disconnected, or loose.
  2. Replace the CIS for SPDF
  3. Replace the following harnesses;
    • SPDF main board – CIS
    • IPU -SPDF main board
  4. Replace the SPDF main board.

SC154-00

Type: D Error Name: Scanner Communication Error: Side 2
Error Condition: The value read out from the ASIC and FROM area inside the CIS is different from the expected value.

Major Cause:

• CIS defective
• «FROM» area error
• SPDF main board defective
• Connector defective (loose, broken)

solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the SPDF main board – CIS connectors if they are
    disconnected, or loose.
  2. Replace the CIS for SPDF
  3. Replace the following harnesses;
    • SPDF main board – CIS
    • IPU -SPDF main board
  4. Replace the SPDF main board.

SC161-02

Type: D Error Name: IPU error (Lsync Error: Side 2)
Error Condition: The machine detects the error from the results of self-diagnostic test before scanning the side 2.

Major Cause:

• harness defective between CIS and IPU (disconnected, loose)
• CIS defective
• IPU defective (ASIC: Macaron error)

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the IPU – CIS connectors if they are disconnected, or
    loose.
  2. Replace the CIS for SPDF.
  3. Replace the IPU – CIS harness.
  4. Replace the IPU.

SC161-20

Type: D Error Name: IPU error (DRAM initialization failure)
Error Condition: An error occurred during performed every time the machine is turned on, or returns to full operation from energy save mode.

Major Cause:

• IPU defective (Macaron/ DRAM device connection error)
• DRAM device defective

Solution:

Check if the SC occurs by turning the power OFF then ON. If the SC
occurs again, do the following steps. Check if the SC reoccurs by cycling
the power after each step.

  1. Reconnect the all connectors on IPU board if they are disconnected,
    or loose.
  2. Replace the IPU, and BCU.

SC195-00

Type: D Error Name: Machine serial number error
Error Condition: Comparison of the product identification code in the machine serial number (11 digits).

Major Cause:

The product identification code in the machine serial number (11 digits)
does not match.

Solution:

Re-enter the machine serial number.

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