Quick Tools QU3104 - Sound and Temperature Display; Parameter and Password Settings

USER MANUAL
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2.4.3 Turn On/Off the Sound
In the working state, press the and buttons simultaneously and keep
about 3s. The sound will be turned on if the window displays “ON”, and will be
off if the window displays OFF.
2.4.4 Check the Setting Temperature
Click the “*” button if you want to check the setting temperature during work,
the window will display the current setting temperature. Click the “*” button
again to enter the favourite temperature setting state (refer to 2.4.2).
2.5. Parameter setting
NOTE: The initial password is “000”. Enter the initial password or the correct
password (if changed) to the parameter setting state.
2.5.1 Enter the Parameter Setting State by
Inputting Password
2.5.1.1 Enter the Password Setting State
 Press the & buttons simultaneously after the unit is turned off.
Then turn it on.
 Loosen the & buttons when the window displays C, this is the
parameter setting state.
2.5.1.2 Input the Correct Password
NOTE: There are twice chances to input password if the password of first time
inputting is wrong. If the inputting password is wrong for the two times, it
cannot come into the parameter setting, namely it cannot set the work mode
and new password.