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L Calculator Keypad
Introduction
Congratulations on your purchase of the Hama
Calculator Keypad. This new keypad combines
special Tax and Currency rate calculating
functions. It makes the calculation process more
easily and more convenient.
System Requirements
• Microsoft® Windows® 98/Me/2000/XP
compatible
• One USB v. 1.1 or 2.0 Compliant Port
Installation
Connection with Windows®98/Me
1. Plug the USB connector into your PC.
2. The Add New Hardware Wizard appears.
3. Click Next. The locate driver screen appears.
4. Select "Search for the best driver for your
device. (Recommended)," and then click
Next.
The wizard searches for the appropriate
device driver.
5. Click Finish to complete the driver installation.
You are now ready to begin using your keypad.
Windows 2000/XP Operating System
1. Plug the USB connector to your PC.
2. The Found New Hardware Wizard appears
and the OS will install the driver automatically.
No other steps are necessary.
You are now ready to begin using your keypad
Using the Calculator/Keypad
Turning the keypad Off and On
To turn on the keypad, press the CE/AC key. The
keypad starts in calculator mode and displays
"0".
The keypad will automatically turns off itself after
four minutes of non-operation under calculator
mode. Or you can press the CE/AC key for two
seconds to turn off it.
6
• Description of the function keys
Key
Functions
Adds the current display from the
M+
content of memory.
Subtracts the current display from
M-
the content of memory.
I. First push, as MR key, transfers the
contents of the memory register into
MRC
the display register.
II.Second push, as MC key, clears the
memory.
Calculator mode: Specifies the number
TAB
of decimal places for rounding.
Keypad mode: As the Tab function.
Switches the sign of the displayed
+/-
value between positive (+) and
negative (-).
I. Use this key in combination with
arithmetic operator keys to perform
%
percent.
II.Setting TAX rate. (See page 7)
I. Setting currency and exchange rate.
II.Input the 2 symbol under keypad
CUR
mode
Extracts the square root of a positive
√
number displayed in the entry register.
Grand total memory
GT
Change mode between the calculator
MODE
and the keypad status.
Send the calculation result to PC when
SEND
the device is in calculator mode or in
keypad mode.
Fn Combination key with Tax– and
Tax+ function. When you completed the
Fn
setting of Tax rate, press the Fn key
with Tax– or Tax+ key; the calculation
result will be changed.
Tax-
Price-less-tax calculation.
Price-plus-tax calculation.
Tax+
When Num Off, the input symbol will be
"=" (CKP-115H).
Definition
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