HP 35s User Manual page 23

FLAGS
x?y
x?0
MEM
MODE
DISPLAY
R R
CLEAR Functions to clear different portions of memory—refer
To use a menu function:
1. Press a menu key to display a set of menu items.
Õ Ö × Ø
2. Press

3. Press
With numbered menu items, you can either press
underlined, or just enter the number of the item.
Programming Instructions
  
Functions to set, clear, and test flags.
Comparison tests of the X–and Y–registers.
Comparison tests of the X–register and zero.
 
Memory status (bytes of memory available); catalog
of variables; catalog of programs (program labels).
    
Angular modes and operation mode
        

 
Fixed, scientific, engineering, full floating point
numerical display formats; radix symbol options (. or
,); complex number display format (in RPN mode,
only xiy and r a are available)
   
Functions to review the stack in ALG mode –X–, Y–,
Z–, T–registers

to in the table on page 1–5.
to move the underline to the item you want to select.
while the item is underlined.
Other functions

1, 3, 12
while the item is
Getting Started
14
14
14
4 , 1
1
C
1, 3,
6, 12
1-7