HP HP-67 - Page 289

Card Reader Operations 285
Press Display
0 o=
CLREG All primary and second-
ary storage registers
again cleared to zero.
This time, insert side 2 of the magnetic card into the right card reader
slot first. Allow the card to pass through the card reader.
Display
Crd Display indicates that the
card contains more data
to be loaded.
Now insert side 1 of the data card into the right card reader slot and
allow it to pass through the card reader.
Press Display
Original contents of
X-register returned to
indicate that contents of
entire magnetic card have
been loaded.
o6
BoE
Verifies that data from
the magnetic card has
again been loaded into the
proper storage registers.
If only the primary registers contain nonzero data when you press
£ (W55, the calculator will display only until you
have passed one side of the magnetic card through the card reader.
Then the calculator will display the original contents of the X-register
to indicate that you again have control from the keyboard. Likewise,
if data is contained on only one side (side 1 or side 2) of a magnetic
card, you need load only that side.