Apera EC400S - Page 22

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P4.2 —(°C—°F)
1. Press , “°C” flashes, press , “°F” flashes; when parameter flashes, press to
confirm.
2. Press to enter P4.3, or press to return to measurement mode.
P4.3—Select lasting time for backlight (1—2—3—On)
1. Press , “1” flashes, press to choose from 1→2→3→On; press to confirm
Select On to have the backlight always turned on; time unit is minute.
2. Press to enter P4.4, or press to return to measurement mode.
P4.4 — Select auto power-off time (10—20—30—On)
1. Press , “20” flashes, press to choose from 20→30→On→10, press to
confirm. Select On to shut off the auto power-off function; time unit is minute.
2. Press to enter P4.5, or press to return to measurement mode.
P4.5 — Clear storage (No—Yes)
1. Press , “No” flashes, press to choose No→Yes; press to confirm
No— not to clear data storage; Yes—clear all data storage
2. Press to enter P4.6, or press to return to measurement mode.
P4.6 — Set up Auto-Lock reading mode (Off—On)
1. Press , “Off” flashes, press to choose Off→On; press to confirm.
2. Press to enter P4.7, or press to return to measurement mode.
P4.7 — Adjust Date
1. Press to choose “Month”→“Day”→“Year”, press or to adjust date, press to
confirm.
2. Press to enter P4.7, or press to return to measurement mode.
P4.8 — Adjust time
1. Press to choose “Month”→“Day”→“Year”, press or to adjust date, press to
confirm.
2. Press to enter P4.7, or press to return to measurement mode.