Casio JD-4000BK, Руководство по обслуживанию

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8. OPERATION CHECK
Notes: (1) Please save all data stored in the unit to another unit by using the method described in
section 9 before starting this check program, because the data will be corrupted by this
operation.
(2) The TEST operation shown below is defined as the short-circuit operation mentioned in
section 9.
OPERATION
Reset
EXE
TEST
EXE
0
1
EXE
EXE
2
EXE
EXE
EXE
EXE
EXE
3
MENU EDIT SYMBOL
..... M SPACE
5
STEP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DISPLAY
Reset ?
Y N
MENU 1
Cauti To Escape
on ! Press AC KEY
TEST
0. TES To Escape
1. SVC Press AC KEY
1. MEM 4. OPT (ZX806)
2. DSP 5. RESET
3. KEY
8K RAM OK !
ROM OK !
1. MEM 4. OPT (ZX806)
2. DSP 5. RESET
3. KEY
All dots are displayed
No display
Checkers are displayed
Reverse checkers are displayed
Frame is displayed
1. MEM 4. OPT (ZX806)
2. DSP 5. RESET
3. KEY
MENU
1. MEM 4. OPT (ZX806)
2. DSP 5. RESET
3. KEY
MENU 1
NOTE
Check buzzer
Check RAM
Check ROM
Check display
Check display
Check display
Check display
Check display
Check key. Push the
key sequentially that is
being appeared in the
display.
Check key
End