HP 9100B Operating & Programming Manual page 23

KNOW YOUR 91008
lf you wish to view the contents of the guard digits at any time,
this is easily done.
EXAMPLE:
if the 7T key ts pressed, pi is inserted with 12 digits
(although only t he first ten digits are displayed); to
view the last two digits, which are contained in the
guard digits. perform the following:
SWITCH: FLOATING
SWITCH: RUN
PRESS:
7T
t
DISPLAY:
3. 141 592 653 DD
~
Y
~exponent
By subtracting the first two digits (3.1) from TT
the contents of the guard digits can be di splayed.
PRESS:
3
• 1
-
DISPLAY:
4. !59 265 360 - D2
~
y
gua rd d igits
ln 'fixed point' mode, if t he number in any one display register
'overflows' (i.e. becomes too large for a particular setting of
the DECIMAL DIGITS wheel) t hen the display of that register
automatically changes to 'floating point'.
EXAMPLE:
SWITCH : FIXED POINT
SWITCH : RUN
SET
DECIMAL 7
DIGITS:
CONTINUED
3
0