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S T E P
O P E R A T I O N
Press [2] button to select
"2 MEMORY".
11
Press [1] button to select
"1 WR1".
12
Press [2] button to select
"2 READ1".
13
Press [ESC] button.
14
Press [6] button to select
"6 CHKSUM".
15
Press [ESC] button.
16
Press [ESC] button.
17
Press [LIGHT] button.
18
Press [3] button to select
19
"3 KEY".
Press [2] button to select
20
"2 AUTO".
7,
8,
4,
5,
1,
2,
21
0,
.,
ON, OFF, TEL, MEMO
HOME, CAL, TIME, NEXT
DISP, LIGHT
REMINDER, SCHEDULE
CALENDAR, SECRET
SMBL, DEL
MEMORY
1 WR1
2 READ1
After displaying RAM WRITE1;
MEMORY
1 WR1
2 READ1
After displaying EXECUTING!!
COMPLETE ! !
MEMORY
1 WR1
2 READ1
For example,
TY
FE
0
MEMORY
1 WR 1
2 READ 1
TEST
MENU
1 DISP
TEST
MENU
1 DISP
KEY
The following numbers will be
shown.
00
9,
/
04
6,
*
08
3,
–
12
=,
+
16
20
24
28
— 14 —
DISPLAY
3 WR2
Memory Check
4 READ2
5 DUMP
6 CHKSUM
3 WR2
4 READ2
5 DUMP
6 CHKSUM
SF-4700L indicates "64KB"
SF-4900L indicates "128KB"
K B
3 WR2
4 READ2
5 DUMP
6 CHKSUM
Check the SUM value
SZ
SUM
XOR
128
2C9D
C7
3 WR 2
4 READ 2
5 DUMP
6 CHKSUM
2 MEMORY
Main menu
3 KEY
4 BUZZER
5 I/F
2 MEMORY
Make sure that the backlight turns
3 KEY
on.
4 BUZZER
5 I/F
Key Check
1 RANDOM
2 AUTO
No display
The display shows four lines at a time
and the rest of the numbers are
scrolled.
01
02
03
Press the buttons in order. If a wrong
05
06
07
button is pressed, a buzz sound
09
10
11
13
14
15
17
18
19
21
22
23
25
26
27
29
30
31
N O T E
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