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‎08-08-2019 11:19 AM

HP Recommended

Shading Test

 

A Shading Test for the ADF Unit must be completed after replacing the ADF unit or main board

 

Purpose – To check the quality of scanned images, especially if there might be defects in optical devices such as the lens, mirror, or lamp.

 

Service Menu -

  • Diagnostics > Scanner Diagnostics > Shading Test

 

Operation Procedure

For Image Scanner Unit

Press “Shade and Print report” to see if the current shading value is correct. Mono, red, green, and blue gray shading values will be shown on the printed report. When the previous shading value is needed, press “Print Last Shade Report”.

For Flow ADF/ADF unit

  1. Load the shading sheet on the ADF tray.
  2. Enter SCV mode. Select the following menu items: Diagnostics > Scanner Diagnostics > Shading Test > Shade and Print Report (ADF) Press “Print Last Shade Report (ADF)” for the previous shading value report.
  3. Check if the printed results are correct. NOTE: – When executing ADF shading, use only the shading sheet (JC63–05055A). –

 

A Shading Test for the ADF Unit must be completed after replacing the ADF unit or main board

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