Why does the HDe UPM Functional Check Troubleshooting Procedure State to Modify Body Cal Code in Head Mode.

Why does the HDe UPM Functional Check Troubleshooting Procedure State to Modify Body Cal Code in Head Mode See Long Description In Signa HDe 1.5T Service Methods, Direction 5144304, Rev# 5, in the document " Troubleshooting for UPM- Body and Head Functional Check ", there are two directions in section 4.2.e "If Head UPM FUNCTIONAL CHECK IS FAILED". The procedure states as follows: In case of over peak power, decrease the Body cal code by '1'. In case of lower peak power, increase the Body cal code by '1'. Why should we change the Body cal code when we are running in Head mode? Is this a mistake in the procedure? iTrak # 13191659 To view the most recent appropriate and detailed documentation, click to go to MR Service Documentation.