TM 5-6675-325-14
Key
Control or Indicator
Function
Back Step/Decrement and
Skip if 0 key
Store/Hours, Minutes,
Seconds key
RND :
Rounds mantissa of
10-digit number in X-re-
gister to that of actual
value seen in display.
In PRGM, moves
calculator back one step
in program memory to
previous input.
In RUN, stops program and
moves calculator back one
program step in memory.
Original X-register
contents return when
key is released.
displayed number
in corresponding primary
memory register: R0
through R9, RA through
RE’ I.
Converts decimal
hours or degrees in X-
register to hours,
minutes, seconds or
degrees, minutes and
seconds.
Recalls number in
I-register into X-
register.
Converts radians
in X-register to degrees.
5-23
