HP 9100B Operating & Programming Manual page 37

THE KEYBOARD
ENTRY KEYS
PRESS:
0 0 0 2
DISPLAY:
2 .
~
X
SWITCH: FLOATING
DISPLAY: 2 .
- DD ~ X
the requ1red number has not been entered.
(b) Gorreet entry:
PRESS:
PRESS:
CLEAR
X
ENTER
EXP
DISPLAY: 2 .
2
CHG
SIGN
1
- /D ~ X
0
•
Changes the sign of the contents of the X register. lf
ENTER EXP was pressed, changes the sign of the ex-
ponent only.
EXAMPLE:
Enter 4.9
x
10-3 ( .0049)
SWITCH: FLOATING
SET: DECIMAL DIGITS to 4
PRESS:
PRESS:
DISPLAY:
repeat with:
CLEAR
X
ENTER
EXP
- '1.9
4
CHG
SIGN
- 03
FIXED POINT
DISPLAY: -
. 00'19
~
X
9
3
~x
CHG
SIGN
27