PCB-BA-e-131528Displaybackgroundillumination In weighing mode keep the PRINT key pressed until [Unit]appears. Press the MODE button several times until „bl“ is displayed. Acknowledge using SET key, the current setting is displayed. Select the desired settings by pressing the MODE key.bl on Background illuminationswitched onContrastful display which canalso be red in the darkness.bl off Background illuminationswitched offBattery savingbl Ch The background illuminationwill be switched offautomatically 10 sec afterhaving reached a stableweighing value.Battery saving Use the SET key to confirm selection.