Casio QT-2100 Service Manual page 42

9-3. Operation of each test
[ 1 ] Series test
This test will perform the following tests in series.
Printer connects to COM1.
1) RAM Write/Read
2) LCD test
3) LCD back light test
4) Printer test
5) Time and Date
6) Drawer open test
Note : Make sure to set the baud rate of the printer which is used to 9600bps.
Details refer to the page of each test.
Operation : 1 SUB TOTAL
1) RAM Write/Read
2) LCD test
If the result is OK, press 1 KEY.
If the result is NG, press 9 KEY.
3) LCD back light test
This is a test for the backlight. Since the backlight is
turned off, the display is difficult to see.
If the result is OK, press 1 KEY.
If the result is NG, press 9 KEY.
4) Printer test
If a printer is connected, the result is printed as shown
in the right figure.
5) Time and Date
6) Drawer open test
If the result is OK, press 1 KEY.
If the result is NG, press 9 KEY.
Note : In case of error, the following error message will be printed.
"STD RAM WT NG............." = RAM write error
"FLASH WT NG............." = FLASH write error
BATC H
STD RAM WR
OPT RAM WR
Please Hit key
BATC H
STD RAM WR
OPT RAM WR
Please Hit key
LCD
Please Hit key
BATC H
STD RAM WR
OPT RAM WR
LCD
BACK LIGHT
BBBBBBBBBBBBBBBBBBBBBBBB
DATE
TIME
DRW ALL
END
BATC H
STD RAM WR
OPT RAM WR
Please Hit key
LCD
Please Hit key
BACK LIGHT
PINTER
DATE
TIME
Please Hit key
DRW ALL
END
— 40 —
[ LCD ]
1
OK
OK
OK-> 1 NG-> 9
[ LCD ]
1
OK
OK
OK-> 1 NG-> 9
OK
OK-> 1 NG-> 9
[ PRINT ]
1
OK
OK
OK
OK
*8,888.88
01/12/31
23:59-30
OK
1
Print Test
[ LCD ]
1
OK
OK
OK-> 1 NG-> 9
OK-> 1 NG-> 9
OK
OK
01/12/31
23:59:30
OK-> 1 NG-> 9
OK
1