Read Sharp XE-A107 (serv.man2) Service Manual online
5-9
3-2) KEY TEST
a.
Test Procedure
Perform the keyboard check with the sum check data of the key
code.
code.
Enter the sum check data of each model in the four digits
preceding the DIAG number 02, and compare the data with the
key position code which is added until the [TL] key is pushed.
preceding the DIAG number 02, and compare the data with the
key position code which is added until the [TL] key is pushed.
If the data coincides with the code, the completion print is
performed.
performed.
If not, the error print is performed
<Note>
The check sum above should be higher 0100.
0001 to 0099 check sum does not reflect.
b.
<Note>
The check sum above should be higher 0100.
0001 to 0099 check sum does not reflect.
b.
Display
c.
Test result print
When a test results is OK, following result is printed out
When a test result is NG, following result is oriented out.
3-3) DISPLAY TEST
a.
Test Procedure
Check the display state.
1.
The decimal point will shift from the lower digit to the upper,
step by step (500msec).
step by step (500msec).
2.
The all segments light up
In this time, the buzzer sound will stop. But the segments
are all lights up until any key pushed.
In this time, the buzzer sound will stop. But the segments
are all lights up until any key pushed.
3.
To cancel the test mode, press any key, after that the test
result is printed.
result is printed.
<Check points>
1.
The all segments are lighted up correctly.
2.
The brightness of all segments is same level.
b.
Display
c.
Test result print
When pushed any key, the test mode is cancelled, and the
completion print is performed.
3-4) DRAWER TEST
a.
Test Procedure
The drawer opens with the above key operation. Check that the
drawer is open. After drawer open, the test will finish automatically
and print the following report.
drawer is open. After drawer open, the test will finish automatically
and print the following report.
b.
Test result print
3-5) PRINTER TEST
a.
Test Procedure
With the above key operation, the print test pattern is repeatedly
printed as below.
Pushing any key will terminate the test after the completion of one
cycle print. (The receipt is issued until any key pushed.)
<Check points>
printed as below.
Pushing any key will terminate the test after the completion of one
cycle print. (The receipt is issued until any key pushed.)
<Check points>
1.
There is no lack character.
2.
There is no unclear character.
b.
TEST Pattern
<U model> <V model>
CHECK SUM
4 digits
02
----02
03
04
０００Ｘ
１１１Ｚ
２２２RA
３３３PO
４４４VD
５５５％
６６６＠
７７７ST
８８８TX
９９９CA
－－－CH
・・・CK
€ € € CG
€・－ ９８７６５４３２Ｘ
０１２３４５６７８９ －CG
０００Ｘ
１１１Ｚ
２２２RA
３３３PO
４４４VD
５５５％
６６６＠
７７７ST
８８８TX
９９９CA
－－－CH
・・・CK
＃＃＃CG
＃・－ ９８７６５４３２Ｘ
０１２３４５６７８９ －CG
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