FRIDEN STW - Page 134

Page
3
:
FRIDEN
CALCULATING
MACHINE
CO..
INC.
FRIDEN
CALCULATING
MACHINE
TEST
ITE
7
AUTO.
KEYROARD
CLEAR
-
7.
.
°°,
With
Add
Key
down,
check
the
machine
in
all
operations:
The
Keyboard
should
only
clear
at
the
completion
of
every
operation
except
Multi-
plier
Clear.
With
the
Add
Key
up,
the
machine
should
not
clear
the
Keyboard
in
any
operation.
The
Keyboerd
sbould
elso
not
clear
during
any
operation
when
the
Aad
Key
is
down.
Imm 8 COUNTER : i :
Make the Multiplication test below by using the Plus and the Minus Keys:
Check
the
lower
Dials
closely
to
see
thst
each
Lower
Dil
registers
correctly
on
each
stroke.
Plus
1CX
meers
Plus
10
individual
strokes
on-the
Plus
Key.
Plus
or
Minus
CX
meens
Plus
or
Minus
9
times.
Do
not
hold
the
Plus
or
Minus
Keys
Gown,
but
make
separate
strokes.
SET
ON
KEYBOARD
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i :
i
UPPER DIALS
Plus
10x
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7
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;
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CTSER
COUNTER
TESTS
a
Place
a
finger
at
the
left
end
of
Counter
Shaft
and
push
with
some
pressure
to
the
Ht,
Depress
and
hold
the
Mirus
Key
for
a
Yew
revolutions,
then
use
the
Plus
Key.
Place
a
finger
at
the
right
end
of
the
Counter
Scaft
and
push
with
scone
pressure
to
the left. Again use the Plug and the Minus Keys. The Counter Dial operated by the
.#L
Primery
finger
shovld
uct
fail
to
rotate.
Snitt
the
Carriage
to
the
second
posi-
tion
and
repeat
the
above
test.
Try
the
test
in
ell
Carriage
positions.
(continued)