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Diagnostic Mode ........................................................................................................ 3-7
Scanner and Scale Reset .......................................................................................... 3-7
Scale Adjustments ..................................................................................................... 3-8
Zeroing the Scale ................................................................................................3-8
Calibrating the Scale ...........................................................................................3-8
Operational Maintenance ......................................................................................................3-10
Vertical Scan Window Replacement ....................................................................... 3-11
Horizontal Scan Window Replacement (WRG) ....................................................... 3-13
Section 4. Problem Isolation.................................................................................................4-1
Power-Up Selftest ...............................................................................................4-1
Operational Tests ................................................................................................ 4-1
Diagnostic Tests .................................................................................................4-2
Diagnostic Procedures ............................................................................................................4-2
Error Codes ............................................................................................................................4-3
Scale Error Reporting .............................................................................................................4-6
Flowcharts ..............................................................................................................................4-7
Section 5. Calibration............................................................................................................ 5-1
Description of Calibration Sequence ......................................................................................5-2
Motion Test ............................................................................................................................. 5-3
Automatic Zero Setting Test ...................................................................................................5-3
Automatic Zeroing if Scale is Under Zero ..................................................................5-4
Verification of Automatic Zeroing if Scale is Under Zero .................................... 5-4
Preparing the Scanner/Scale for Calibration .......................................................................... 5-4
Calibrating the Scale (Pounds & Kilograms) ........................................................................... 5-5
Calibration Verification (U.S. Pounds) ....................................................................................5-8
Increasing-Load Test (Phase 1) ................................................................................5-9
Shift Test ...................................................................................................................5-9
Increasing- Load Test (Phase 2) .............................................................................5-11
Blanking Test ........................................................................................................... 5-11
Decreasing-Load Test .............................................................................................5-12
Return to Zero Test ................................................................................................. 5-12
Calibration Verification (Kilograms) ......................................................................................5-13
Increasing-Load Test (Phase 1) ..............................................................................5-13
Shift Test (Metric) ....................................................................................................5-14
Increasing- Load Test (Phase 2) .............................................................................5-15
Blanking Test ........................................................................................................... 5-16