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HP WKP-270 User Manual page 5

Wireless calculator mobile mini keypad
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ID setting
Plug the receiver into your notebook's USB port and turn on the
wireless keypad. The keypad will connect with the receiver
automatically. If not, press the ID button at the back of the keypad,
then the ID setting is accomplished.
Description of the function keys
Key
Functions
M+
M-
MRC
TAB
+/-
Adds the current display from the content of
memory.
Subtracts the current display from the content of
memory.
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.
Calculator Mode: Specifies the number of
decimal places for rounding.
Keypad Mode: Num lock ON, as the
keyboard "Tab" function. Num lock OFF,
input the
symbol "=".
Switches the sign of the displayed value between
positive (+) and negative (-).
Definition
4

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