Casio SF-8350 Service Manual & Parts List page 27

3) Memory dump
MEMORY DUMP
XX XX XX XX XX XX XX XX XX XX
XX XX XX XX XX XX XX XX XX XX
XX XX XX XX XX XX XX XX XX XX
XX XX XX XX XX XX XX XX XX XX
4) CHECK SUM
TYPE SIZE CHECK-SUM XOR
E0 ROM 128KB
CE RAM 64KB 8300
Type : ROM and RAM are shown.
However, if the ROM is not in
standard Casio format, a format
error will be displayed.
Size : Memory capacity (total)
Checksum:
XOR : Logic operation for all data.
The ON key is the only key that remains
functional when an error has occurred
or check-sum is being displayed.
4. Key check
KEY
1 RANDOM
2 AUTO
In either mode a press of the SEARCH key will return the screen to the menu mode.
When memory dump is operated by pressing MEMO
button, a display will appear as shown at left. The
first two lines, begining from the top left, signify the
following address values in reference to the one
megabyte "E0" area:
00001,00002,00004,....,00080,00100,00200
00400,00800,01000,....,20000,40000,80000
The lower two lines refer to the data in the "E1" area.
Note : The Internal/External switch is activated
5)
1169 4F
00
Input can be made in the second and
third lines using the numeric keys.
Entry of 12 or more digits sets the time
and date. Entry of 4 or 6 digits sets the
daily alarm. The ON key clears current
entries.
TEL Key
The 'key code' will be displayed.
The 'key code' is numbered incrementally from
left to right with the DISPLAY CHANGE key as
"00", and TEL key as "01" etc. Accordingly,
the SET keys is "81". To release this test, press
SEARCH key.
Business card key :
Limits the mode mentioned above so that the
keys must be pressed in order according to the
key code. If an error is made a buzzer sounds
for about 1 second. (A correct entry results in a
beep tone)
— 26 —
pressing CAL button. SF8350 has no exter-
nal RAM area.
RTC
TIME DISPLAY
yyyymmddhhmmss........
..............
1990 04 04 12 34 56
: