Using the calculator – Franklin Deutsch/Englisch Professor DBD-470 User Manual

Page 28

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Using a Password

61

Using the Calculator

If the unit does not reset after
pressing the reset button, remove
the battery, wait at least two min-
utes, and then re-install it.

To Set a Password

1. Press

.

2. Press to

highlight

Set

Password and press EINGABE.

3. Type a password and then press

EINGABE.
Your password can have up to 8
letters. You are prompted to
retype your password.

4. Type your password again

exactly as you did the first time.

5. Press EINGABE to confirm and

enable your password.
To disable the password, repeat
Steps 1 and 2 above, and press
EINGABE when Enter New
Password
is displayed.

To Make a Calculation

1. Press

until you see the cal-

culator screen.

2. Type a number.

Note: Q-P will type numbers 0-9
automatically.

You can type up to 10 digits.

To type a decimal, press G(.).

To change the sign of a number,
press Y(+/-).

3. Press H(+), J(-), K(X), L(÷) to add,

subtract, multiply, or divide.

4. Type another number.

5. Press EINGABE.

To repeat the calculation, press
EINGABE again.

6. Press CLEAR to clear the cur-

rent calculations.

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