Ortek Technology WKP300 Wireless Calculator Mobile Mini Keypad User Manual Revised Manual
Ortek Technology Inc Wireless Calculator Mobile Mini Keypad Revised Manual
Revised Manual

0 
Wireless Calculator Mobile 
Mini Keypad User’s Manual 
Version: 1.0 2004/04 
ID NO: PAK-82265123-00     

1 
Introduction 
Congratulations on your purchase of the WKP-300. This new 
wireless keypad combines special Tax, Euro and Currency rate 
calculating functions. It makes the calculation process more 
easily and more convenient.   
System Requirements 
 Microsoft® Windows® 98/Me/2000/XP and MAC OS 
compatible 
 One USB v. 1.1 or 2.0 Compliant Port 
Installation 
Connection with Windows®98/Me 
1.  Plug the USB receiver connector to 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 wireless keypad. 

2 
Windows 2000/XP Operating System 
1. Plug the USB receiver 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 wireless keypad 
Using the Wireless Calculator/Keypad Turning the 
keypad Off and On 
To turn on the keypad, press the CE/AC key, located directly 
above the number seven key. The keypad starts in calculator mode 
and displays “0”. 
The keypad automatically turns off itself after two minutes of 
non-operation. Or you can press the CE/AC key for two seconds 
and it will turn off.   
ID setting 
Plug the receiver into your notebook’s USB port and turn on the 
wireless keypad. The LED of the receiver will start flashing. Press 
the ID button under the keypad, the LED will turn off. It means 
the ID setting accomplished. 

3 
 Description of the function keys 
Key 
Functions  Definition 
M+  Adds the current display from the content of 
memory. 
M-  Subtracts the current display from the content of 
memory. 
MRC 
I.  First push, as MR key, transfers the contents of 
the memory register into the display register. 
II. Second push, as MC key, clears the memory. 
DEC 
I.  Specifies the number of decimal places for 
rounding 
II. In 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. 
€ I. Setting Euro rate. 
II. In keypad mode, can input “€” symbol. 

4 
CUR  Setting currency and exchange rate. 
√ Extracts the square root of a positive number 
displayed in the entry register. 
MODE  Change mode between the calculator and the 
keypad status. 
SEND  Send the calculation result to PC when the device 
is in calculator mode or in keypad mode. 
Fn 
Combination key with Tax– and Tax+ function. 
When you completed the setting of Tax rate, press 
the Fn key with Tax– or Tax+ key; the calculation 
result will be changed.   
Tax –  Price-less-tax calculation. 
Tax +  Price-plus-tax calculation. When Num Off, the 
input symbol will be “=”. 
Special Function: 
This new keypad has no synchronized problem; users can use 
the keypad and inputting characters from a notebook at the 
same time. Especially, it doesn’t need any drivers and fully 
support Plug & Play. 

5 
No matter the Host’s Num Lock function status, users can choose 
the Num Key or direction key on the keypad. When users press 
the keypad’s Num Lock key once, it can change the keypad’s 
Num Lock status. If press the Num Lock key until 0.8 sec, then 
the Host’s Num Lock status will be changed. This function is 
designed for some special software, like Excel. Users can know 
the Num Lock status on the screen and don’t need to care the 
keypad’s Num Lock status. It makes the method of operation 
easily.  
About the Display 
The display shows the number you input, calculation results, and 
various indicators showing the status of the calculator. 
-MINUS  Negative value indicator 
MEMORY  Independent memory indicator 
ERROR Error indicator 
‘  3-digit separator (apostrophe) 
CALC  Indicate you are in calculator status 
KEYPAD  Indicate you are in keypad status 
GT Grant total 
CUR  Price-multiply-CUR calculation 
EURO  Price-multiply -CURO calculation 

6 
Rounding Selector & Decimal Place Selector 
  Rounding Selector 
Specified the rounding system 
F  Floating decimal point system, which displays the 
value without rounding. 
0,2,4  Number of decimal places for the 5/4 setting of the 
Rounding Selector. 
A 
The “Add Mode” automatically adds a decimal point 
and two decimal places to all values, even if you 
don’t input a decimal point. This mode is very useful 
when performing calculations in dollars or other 
monetary systems that require two decimal places. 
Two decimal places are not added in this mode if you 
press the DEL key while inputting a value, or for any 
operation other than addition and subtraction. 
Setting EURO and CUR Function 
CUR and €:Press CUR or € key for 1~1.5 sec, the “CUR” or 
“Euro” indicator on the LCD will start flashing. Input your desire 
parameter then press CUR or € key again. The “CUR” or “Euro” 
indicator will disappear; it means the setting is accomplished. 
When LCD displays “0”, you can press the “CUR” and “Euro” to 
enable or disable the indicator on the LCD. When the numerals 
7 
display on the LCD. Press the “CUR” or “Euro” button, and then 
it will exchange to the currency or tax rate. 
For example:Supposing the CUR parameter is 34 and the Euro 
parameter is 105; the calculation result is 180.   
The “CUR” or “Euro” indicator display on the LCD: Press 
CUR key, then the calculate result will be 6120 (180*34). Press 
Euro key, then the calculation result will be 18900 (180*105). 
The “CUR” or “Euro” indicator didn’t display on the LCD: 
Press CUR key, then the calculate result will be 5.29 (180/34). 
Press Euro key, then the calculation result will be 1.17 (180/105). 
Setting Tax Function: 
Press “%” key for 1~1.5 sec, the “TAX” indicator on the LCD 
will start flashing. Input your desire parameter then press “%” 
key again. The “TAX” indicator will disappear; it means the 
setting is accomplished. 
For example:Supposing the Tax parameter is 10 and the 
calculation result is 180.   
Press Fn & Tax+ key, then the calculate result will be 
198(180*(1+0.1)). 
Press Fn & Tax- key, then the calculate result will be 162 
(180/(1+0.1)) 

8 
Rechargeable and Extendable cable 
This addition cable can use for two ways. One is for rechargeable 
cable and the other is for extendable cable.   
For rechargeable: 1. Pull out the mini USB plug and the USB   
                  connector  into two different directions as  
                  the graphic shows. And extend the cable to  
                  the desired length. 
                2. Plug the mini USB plug into the keypad  
                  and plug the USB connector to your  
                  Notebook. 
For extendable(Choose): 1. Pull out the mini USB plug and the   
                        USB connector into two different  
                        directions as the graphic shows. And  
                        extend the cable to the desired  
                        length. 
                2. Using the adapter to the Mini USB  
                        and plug the connector to your  
                        Notebook and receiver. 
9 
Battery Status Indicator (LED) 
There are ways to identify the battery status. 
LED flash when a key is been pressed - This indicate the battery is 
low on power. 
When the cable is connected to the wireless keypad to recharge 
the battery:   
LED flashs rapidly - This indicate the battery is recharging. 
LED light stays ON - This indicate the recharging process has 
completed. 

10 
Specification of WKP-300 
Operation Force  60±15gm 
Weight 150gm 
Total Travel  2.2 mm 
Operation Frequency  27 MHz/ 1 communication channel/ 1.5M 
distance 
Battery type  1 * AAA Rechargeable battery 
Dimension: L×W×H 136×75×21.95mm 
Receiver Connector    USB 
Working mode: 6mA max 
TX Suspend mode: <100 uA 
Working mode: 16mA max 
Power consumption 
RX Suspend mode: <500uA 
Switch Life  8 million cycles 
Keycaps type  Low profile 
Agency Approvals  FCC, CE 
11 
Troubleshooting 
When you turn on the keypad, if the keypad’s LCD shows 
abnormal or nothing, check your battery first. If the battery is 
working fine, try to find an acicular metal and plug into the reset 
hole (in the back of the keypad). Then the keypad will work 
normally. If the problem was still unsolved, please contact the 
technical support. 
12 
FEDERAL COMMUNICATIONS COMMISSION STATEMENT 
Notice 1 
You are cautioned that changes or modifications not expressly 
approved by the part responsible for compliance could void the user’s 
authority to operate the equipment. 
Notice 2 
This equipment has been tested and found to comply with the limits 
for a Class B digital device, pursuant to part 15 of the FCC rules. 
These limits are designed to provide reasonable protection against 
harmful interference in a residential installation. This equipment 
generates, uses and can radiate radio frequency energy and, if not 
installed and used in accordance with the instructions, may cause 
harmful interference to radio communications.