Calculated Industries 4020 - Manual (Page 11)

P
OCKET
R
EFERENCE
G
UIDE
— 7
® = Paperless Tape – Useful for
checking figures, as it scrolls
through your past 20 entries
or calculations. Press
® =
to access Paperless Tape
mode. Press
+ or – to
scroll forward or backward.
Press
= to exit mode and
continue with a new entry or
calculation.
Paperless Tape Example
Add 6 Feet, 5 Feet and 4 Feet, then
access the paperless tape mode and
scroll back through your entries. Then,
back up one entry, exit the tape mode
and add 10 Feet to the total.
KEYSTROKE DISPLAY
o o 0.
6 f + 6
FEET
0
INCH
5 f + 11
FEET
0
INCH
4 f = 15
FEET
0
INCH
® = TTL= 15
FEET
0
INCH
+ 01 6
FEET
0
INCH
+ 02 + 5
FEET
0
INCH
+ 03 + 4
FEET
0
INCH
– 02 + 5
FEET
0
INCH
= TTL= 15
FEET
0
INCH
+ 1 0 f = 25
FEET
0
INCH