• SIGNA MR355 / SIGNA MR360
  • Service Manual
  • 5856356-3EN Revision 5.0
  • Basic Service Documentation. Copyright General Electric Company.
  • Object ID: 00000018WIA30328F20GYZ
  • Topic ID: id_13106923 Version: 2.0
  • Date: Jul 19, 2019 11:00:05 AM

DC Offset Adjustment

Prerequisites

Table 1. Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
1Not Applicable5 minutesNot Applicable
Table 2. Required conditions
ConditionReferenceEffectivity

No scan in progress. Hit End Exam to end any exam in progress.

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Procedure

  1. Go to the Service Desktop and select Calibrations from the Service Browser. See Figure 1. Select DC Offset Calibration.
    Figure 1. Selecting DC Offset Calibration in the Service Browser
  2. Select Run .

    A report of “DC Offset calibration has been completed” signifies that the calibration is done. The calibration should only be run once.

  3. The calibration values are stored in /usr/g/caldir/gradient_tune.dat .
    Note:

    The calibration values are relative to the site DC Offsets is run on and can vary greatly from site to site.

  4. Perform TPS Reset or end diagnostics.

Finalization

No finalization steps.