Sharp MXB350PE

• Code: A0-30
• Description: Machine configuration error
• Causes: FAX PWB is broken
  Wireless LAN PWB is not connected properly
  Wireless LAN PWB is broken
  RSPF/SPF is not connected properly
  RSPF/SPF is broken
• Remedy: Check connection of FAX PWB
  Replace FAX modem PWB
  Check connection of Wireless LAN PWB
  Replace Wireless LAN PWB
  Check connection of RSPF/SPF
  Replace RSPF/SPF

• Code: E7-01
• Description: Image data error
• Causes: Image data transfer error in MFPC PWB
  MFPC PWB trouble
• Remedy: Check connection state of MFPC PWB connector, harness
  Replace MFPC PWB

• Code: E7-20
• Description: LSU laser detection error
• Causes: Reduced laser power, lighting error, laser diode trouble
  LSU connector, harness connection trouble
  LSU unit trouble
  MFPC PWB trouble
• Remedy: SIM61-1 to execute
  Check connection state of LSU connector, harness
  Replace LSU unit
  Replace MFPC PWB

• Code: E7-21
• Description: LSU laser deterioration error
• Causes: Reduced laser power, lighting error, laser diode trouble
  LSU connector, harness connection trouble
  LSU unit trouble
  MFPC PWB trouble
• Remedy: SIM61-1 to execute
  Check connection state of LSU connector, harness
  Replace LSU unit
  Replace MFPC PWB

• Code: E7-38
• Description: Quatro chip AD adjustment error
• Causes: The voltage on MFPC PWB is not stable
  The parts on the MFPC PWB are not soldered properly
• Remedy: Replace the MFPC PWB.

• Code: E7-90
• Description: Communication error between ICU and PCU
• Causes: MFPC PWB trouble
• Remedy: Check connection state of MFPC PWB connector, harness
  Replace MFPC PWB