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Operation Check - Casio fx-7300G Service Manual

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6. OPERATION CHECK

STEP
OPERATION
Use a thin and pointed object to
1
press the RESET button on the
back of the unit.
EXE
2
3
AC/ON
SHIFT
4
Press G T
at same time.
5
1
EXE
6
EXE
7
8
EXE
9
EXE
EXE
10
11
2
12
EXE
13
3
14
EXE
15
4
,
AC/ON keys
DISPLAY
RESET OK?
EXE
YES: PRESS
NO : PRESS
EXIT
******************************
MEMORY
*
ALL CLEARED !
*
******************************
HARD TEST
0. RST&EXIT
1. LCD
2. RAM
3. ROM
4. KEY
All dots are displayed
No display
Frame is displayed
Checkers are displayed
Reverse checkers are displayed
HARD TEST
0. RST&EXIT
1. LCD
2. RAM
3. ROM
4. KEY
RAM Check
8K byte
OK
HARD TEST
0. RST&EXIT
1. LCD
2. RAM
3. ROM
4. KEY
ROM Check
56K byte
OK
HARD TEST
0. RST&EXIT
1. LCD
2. RAM
3. ROM
4. KEY
Trace
— 7 —
NOTE
Reset
*
*
OFF
TEST mode menu
Check for display
Check for display
Check for display
Check for display
Check for display
TEST mode menu
RAM check
TEST mode menu
ROM check
TEST mode menu
Check for keys

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