Muratec MFX-C4000 Field Engineering Manual page 171

Alignment & Troubleshooting
• Diagnostics>Test Routines>Other>Shading Test
The function is used to set the optimum scan quality determined by the specific characteristics of the CCD
(Charge Coupled Device). If copy image quality is poor perform this function to check the condition of the
CCD unit.
• Diagnostics>Test Routines>Other>Scan Edge Test
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Service Manual