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Eng
Sharp AL1550
Error Codes List page 1
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- Code: CH
- Description: TD cartridge not installed
- Causes: Check if TD cartridge is installed.
- Code: E7-03
- Description: HSYNC cannot be 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: CD 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)