Sharp AL1452 Error Codes List page 1 from 3

  • Code: E7-01
  • Description: Duplex model memory setup error, memory not-detected error
  • Causes: The memory is not set properly or the memory capacity is not set to the duplex setup (6M). Cancel method: Set SIM 26-39 code number to 2.
  • Code: E7-03
  • Description: HSYNC not detected.
  • Causes: LSU (laser diode, reception element, APC circuit) trouble LSU drive circuit (ASIC) trouble
  • Code: E7-04
  • Description: CCD white level trouble
  • Causes: CCD drive circuit (CCD PWB, ASIC harness) trouble Copy lamp lighting trouble (Copy lamp, invertor PWB)
  • Code: E7-05
  • Description: CCD black level trouble
  • Causes: CCD drive circuit (CCD PWB, ASIC, harness) trouble
  • Code: E7-12
  • Description: Shading trouble (White correction)
  • Causes: Dirt on white plate for scanning white level
  • Code: E7-14
  • Description: ASIC connection trouble
  • Causes: Improper connection between CPU and ASIC (pattern cut, improper connection of lead pin)
  • Code: E7-15
  • Description: Copy lamp disconnection trouble
  • Causes: Copy lamp or copy lamp drive circuit (invertor PWB) trouble Copy lamp disconnection
  • Code: E7-16
  • Description: Laser output trouble
  • Causes: LSU (laser diode, reception element, APC circuit) trouble LSU drive circuit (ASIC) trouble