OHAUS STARTER 2100, Инструкция по эксплуатации

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EN-14 STARTER 2100 Bench pH Meters
5.4 Self-diagnosis

Press and hold button- and button- simultaneously until the meter display
the full screen. Each icon blinks one after the other.
This way you may check whether all icons are correctly shown. The next step is to check that the
keys are functioning correctly. This requires user interaction.
When
b
blinks, five icons are displayed.

Press the five keys in any order. Each time you press a key an icon disappears from the
screen, continue to press the other keys until all the icons have disappeared.
When the self-diagnosis has been completed successfully,
appears, means “pass”. If self-
diagnosis fails, error message Err appears.
Note: You have to finish pressing all five keys within 2 minutes , otherwise Err appears and you
will have to repeat the procedure.
5.5 Recover factory settings

When the meter is off, press and hold button- & button- & button-
together for 3 seconds, the screen displays and blinks, means “Reset”. Then we have
2 choice:

Press button- to reset factory settings (MTC, slope and offset, etc.), display
then restart the meter.

Or press button- to quit the setting, display then turn off the meter.