![background image](http://html1.mh-extra.com/html/casio/mj-12d/mj-12d_user-manual_2568379001.webp)
EN HI
SA1401-B Printed in China
HDC0D394404
User’s Guide
MJ-12D
English
• Be sure to keep all user documentation handy for future reference.
k
Important Precautions
• Avoid dropping the calculator and otherwise subjecting it to severe
impact.
• Never bend or twist the case.
• Never try to take the calculator apart.
• Wipe the unit with a soft, dry cloth to clean it.
• The contents of these instructions are subject to change without
notice.
• CASIO COMPUTER CO., LTD. assumes no responsibility for any loss
or claims by third parties which may arise from the use of this product.
k
About Calculation Steps
• The step indicator shows the number of the step currently shown on the
display.
• A finalize key operation and the result it produces is also a step. See
“Finalizing a Calculation” below.
• Steps continue to be accumulated in Calculation Memory until you press
the
A
key or until 150 steps are accumulated, even if a finalize key is
pressed.
• Pressing the
A
key clears all steps from Calculation Memory and
restarts the step count from 1.
k
Finalizing a Calculation
Finalizing a calculation means performing a key operation that produces a
calculation result. Pressing any of the following keys finalizes a calculation:
=
,
&
.
k
Memory Clear Button
• Pressing the Memory Clear button on the back of the calculator deletes
Calculation Memory contents, independent memory contents, etc. Be
sure to keep separate records of all important settings and numeric data
to protect against accidental loss.
• Press the Memory Clear button to restore normal operation whenever
the calculator does not operate correctly. If pressing the Memory Clear
button does not restore normal operation, contact your original retailer
or nearby dealer.
k
Power Supply
Two-Way Power System provides power even in complete darkness.
• Always leave battery replacement up to an authorized dealer.
Auto power off: Approximately 6 minutes after last key operation.
k
Specifications
Power Supply:
Two-Way Power System, with solar cell and one button
type battery (LR44)
Battery Life:
Approximately 3 years (1 hour operation per day)
Operating Temperature:
0˚C to 40˚C (32˚F to104˚F)
Dimensions:
30.1 (H)
×
123 (W)
×
140 (D) mm
(1
3
/
16
" H
×
4
13
/
16
" W
×
5
1
/
2
" D)
Weight:
Approximately 130 g (4.6 oz), including battery
k
Basic Calculations
6 ÷ 3 × 5 + 2.4 – 1 = 11.4
A
6
/
3
*
5
+
2.4
-
1
=
0.
06*
1
GT
*
2
11.4
2 × (– 3) = – 6
2
*
3
>
=
– 6.
*
1
A step indicator is also on the display.
*
2
This indicator appears when you press
=
, indicating that the value is stored in
the grand total memory.
• These indicators are not shown in some of the example displays of this
User’s Guide.
1 + 5 = 6
3 + 5 = 8
7 – 6 = 1
2 – 6 = – 4
2 × 3 = 6
2 × 4 = 8
15 ÷ 3 = 5
21 ÷ 3 = 7
1
+
5
=
3
=
7
-
6
=
2
=
2
*
3
=
4
=
15
/
3
=
21
=
6.
8.
1.
– 4.
6.
8.
5.
7.
'
4 × 5 = 10
4
9
*
5
=
10.
100 × 5% = 5
1
#
*
5
&
5.
30 = 60 × ?% ? = 50
30
/
60
&
50.
100%
25%
$480
?($640)
?($160)
480
U
25
&
=
640.
160.
8 × 9 = 72
– ) 5 × 6 = 30
2 × 3 = 6
48
MM
A
8
*
9
l
5
*
6
m
2
*
3
l
M
M
72.
M
30.
M
6.
M
48.
5 × 6 = 30
2 × 8 = 16
46
A
5
*
6
=
2
*
8
=
&
GT
30.
GT
16.
GT
46.
12 ÷ 2 = 6
12 ÷ 5 = 2.4
12 ÷ 8 = 1.5
9.9
MM
A
12
l/
2
=
M
/
5
=
M
/
8
=
&
GT M
GT M
GT M
GT M
6.
2.4
1.5
9.9
7.8 × 89 = 694.2
4.56 × 23 = 104.88
12.36 799.08
MM
A
7.8
l*
89
=
4.56
l*
23
=
M
&
GT M
GT M
GT M
GT M
694.2
104.88
12.36
799.08
• Pressing
&
twice clears Grand Total Memory.
k
Reviewing a Calculation
Important!
• Before you can review steps in Calculation Memory, you must first
finalize
the current calculation. See “Finalizing a Calculation”.
Example:
(20 + 10 – 5)
ⴛ
2
ⴜ
5
=
10
• Key operations are stored in Calculation Memory as you input them.
• Each line in the above example represents one step. Calculation Memory
can hold up to 150 steps.
2
+
3 = 6
2
+
3
C
4
=
6.
999999999999
+
1 = 1000000000000
4
2
+
7 = – 5
2
+-
7
=
– 5.
–
999999999999
+
1
=
A
1.
E
0.
2
+
3 = 6
2
+
3
C
4
=
6.
999999999999
+
1 = 1000000000000
4
2
+
7 = – 5
2
+-
7
=
– 5.
–
999999999999
+
1
=
A
1.
E
0.
A
20
01
20.
+
10
02
10.
-
5
03
5.
*
2
04
2.
/
5
05
5.
=
06
10.
=
A
20
01
20.
+
10
02
10.
-
5
03
5.
*
2
04
2.
/
5
05
5.
=
06
10.
=
© 2014 CASIO COMPUTER CO., LTD.