TM5-6675-326-14
6-4 DESCRIPTION AND USE OF OPERATOR’ S CONTROLS AND INDICATORS - Continued
Key
C o n t r o l o r I n d i c a t or
Function
Clear X/P~S k ey
CLX :
Clears contents of
X-memory register (LED
d i s p l a y ) t o z e r o .
P~s:
Interchanges
contents of primary memory
registers with contents of
secondary memory
r e g i s t e r s .
0/write data key
Decimal point/
merge key
l / d e l e t e k ey
~: Enters number 0
into X-register (LED
d i s p l a y ).
WRITE DATA:
If a magnetic
card is passed through the
card reader immediately
a f t e r t h i s o p e r a t i o n , t he
contents of the storage
r e g i s t e r s a r e r e c o r d e d on
the card.
•1
Enters decimal point
i n d e s i r e d p o s i t i o n in
X-register (LED display).
MERGE:
Merges, rather
than overwrites, data or
program from magnetic card
with data or program in
c a l c u l a t o r.
1:
Enters number 1 into
desired position in X-
register (LED display).
DEL:
Deletes current
instruction from program
memory. All subsequent
instructions moved up one
step.
2 / c l e a r r e g i s t e r k e y
~: enters number 2 into
desired position in X-
register (LED display) .
CL REG:
Clears contents
of all primary memory
r e g i s t e r s .
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