A&D BA-T Series Instruction Manual page 57

User authorization - Ext. sensitivity adjustment not allowed
If external calibration adjustment is not allowed in user authorization, the following buttons are disabled.
Sensitivity adjustment - Ext. sensitivity adjustment
Display settings: MENU key
button
Sensitivity adjustment/calibration Test - Ext. sensitivity adjustment
Display settings: HOME key
[Sensitivity adjustment/calibration test] screen
Periodic check - Sensitivity adjustment, Daily check - Sensitivity adjustment
Display settings: MENU key
* If an external weight is used, the [Execute] button is
disabled.
Sensitivity adjustment
[Sensitivity adjustment] screen
CAL button
Sensitivity adjustment button
Daily check button [Sensitivity adjustment] screen or
Periodic check button
Disabled button
Disabled button
Calibration test/check button
[Sensitivity adjustment] screen
Disabled button
57