Sharp XE-A137 (serv.man2) Service Manual ▷ View online
5-2
d.
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.
3-2) KEY TEST
a.
Test Procedure
Perform the keyboard check with the sum check data of the key
code.
code.
Enter the any key other than [TL] key, and then enter the [TL] key,
finally. In the process above, machine records the sum, and after
[TL] key entered, compare with check sum proper check sum.
finally. In the process above, machine records the sum, and after
[TL] key entered, compare with check sum proper check sum.
It is possible to re-operate from the beginning, enter the [CL] key 3
times, when operation is wrong.
times, when operation is wrong.
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 printed out.
3-3) DISPLAY TEST
a.
Test Procedure
Check the continuous buzzer sound and the display state.
<Check points>
<Check points>
1.
The all segments are lighted up correctly.
2.
The brightness of all segments is same level.
1.
Segments display test
The following pattern is displayed. When [TL] key pushed,
the display pattern is changed to next.
< Display >
The following pattern is displayed. When [TL] key pushed,
the display pattern is changed to next.
< Display >
MODE KEY SWITCH OK
MODE KEY SWITCH NG
Original check sum:
1761(4 digits)
Entered key code:
(According to entering)
(According to entering)
KEY XXXX-YYYY - OK
KEY XXXX-YYYY - NG
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
5-3
2.
Shift display test
The following pattern is displayed. When [TL] key pushed,
the display pattern is changed to next.
Finally, all segments are lighted on.
The following pattern is displayed. When [TL] key pushed,
the display pattern is changed to next.
Finally, all segments are lighted on.
< Display >
3.
Completion of test
When [TL] key pushed after above test, the test is finished
as OK status.
When other than [TL] key pushed after above test, the test
is finished as NG status.
When [TL] key pushed after above test, the test is finished
as OK status.
When other than [TL] key pushed after above test, the test
is finished as NG status.
b.
Test result print
When a test results is OK, following result is printed out
When a test result is NG, following result is printed out.
3-4) DRAWER TEST
a.
Test Procedure
The drawer opens with the above key operation. Check that the
drawer is open.
After drawer open, check the drawer opening,
When drawer open correctly, push the [TL] key, test will finish with
OK status.
If not, push other than [TL] key, test will finish with NG status.
drawer is open.
After drawer open, check the drawer opening,
When drawer open correctly, push the [TL] key, test will finish with
OK status.
If not, push other than [TL] key, test will finish with NG status.
b.
Test result print
When a test results is OK, following result is printed out
When a test result is NG, following result is printed out.
3-5) PRINTER TEST
a.
Test Procedure
With the above key operation, the print test pattern is printed as
below.
Check the print results.
When print result is OK, push the [TL] key, test will finish with OK
status.
If not, push other than [TL] key, test will finish with NG status.
below.
Check the print results.
When print result is OK, push the [TL] key, test will finish with OK
status.
If not, push other than [TL] key, test will finish with NG status.
DISPLAY&BUZZER OK
DISPLAY&BUZZER NG
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
[TL] key pushed
DRAWER OK
DRAWER NG
/////////// ------- ///////////
/////////// ------- ///////////
/////////// ------- ///////////
//////////////////////////////////////////////
//////////////////////////////////////////////
All “/” 6 lines
5-4
b.
Test result print
When a test results is OK, following result is printed out
When a test result is NG, following result is printed out.
3-6) PRINTER PAPER SENSOR TEST
a.
Test Procedure
With the above key operation, the sensor test is started.
The status of printer paper sensor is displayed by real time.
When [TL] key pushed, the status of printer paper sensor is
printed out then the test is finished.
The status of printer paper sensor is displayed by real time.
When [TL] key pushed, the status of printer paper sensor is
printed out then the test is finished.
b.
Display
<Printer Paper is detected>
<Printer Paper is not detected>
<Printer Paper is not detected>
c.
Test result print
When print printer paper is being detected.
When print printer paper is being detected.
When print printer paper is being detected.
3-7) AD CONVERSION TEST
a.
Test Procedure
With the above key operation, the AD conversion level is started.
The AD conversion reading data is displayed by real time.
The displaying is done by following sequence:
1
The AD conversion reading data is displayed by real time.
The displaying is done by following sequence:
1
BBATTERY VOLTAGE
Back up battery voltage
2
HEAD TEMP
Head temperature
3
HEAD VOLTAGE
Head voltage
4
BATTERY VOLTAGE
Option Battery voltage
(XE-A147 only)
5
BATTERY TEMP
Option Battery temperature
(XE-A147 only)
When [TL] key pushed, the status of following data is printed out
then the test is finished.
b.
Display
PRINTER OK
PRINTER NG
SENSOR PAPER YES
SENSOR PAPER NO
< BBATTERY VOLTAGE >
< HEAD TEMP >
< HEAD VOLTAGE >
< BATTERY VOLTAGE > (for XE-A147 only)
< BATTERY TEMP > (for XE-A147 only)
5-5
c.
Test result print
When the test completion, following result is printed out
< XE-A147 >
<XE-A137>
<XE-A137>
3-8) CLOCK TEST
a.
Test Procedure
With the above key operation, the clock test is started.
The clock data is read from CPU and displayed by real time.
If count up is done correctly, the result is OK, push the [TL] key,
test will finish with OK status.
If not, push other than [TL] key, test will finish with NG status.
The clock data is read from CPU and displayed by real time.
If count up is done correctly, the result is OK, push the [TL] key,
test will finish with OK status.
If not, push other than [TL] key, test will finish with NG status.
b.
Display
c.
Test result print
When a test result is OK, following result is printed out
When a test result is NG, following result is printed out
3-9) Destination display / ROM version check
a.
Test Procedure
With the above key operation, the Destination display / ROM
version check is started.
The CPU version and destination setting are read from CPU then
displayed. The destination code is as follows;
version check is started.
The CPU version and destination setting are read from CPU then
displayed. The destination code is as follows;
North America
EU
Japan
Display
0
1
2
Print
U
V
J
If the displayed destination is correct, the result is OK, push the
[TL] key, test will finish with OK status.
If not, push other than [TL] key, test will finish with NG status.
* In case of check sum is not correct, even if [TL] key is pushed,
but, it may judged “NG”. Because of OK/NG is automatically
judged by the program.
b.
Display
<North America>
<EU>
<Japan>
<EU>
<Japan>
c.
Test result print
When a test result is OK, following result is printed out
When a test result is NG, following result is printed out
A/D
1 HEAD VOLTAGE X.XXV
2 HEAD TEMP X.XXV
3 BBATTERY VOLTAGE X.XXV
4 BATTERY VOLTAGE X.XXV
5 BATTERY TEMP X.XXV
1 HEAD VOLTAGE X.XXV
2 HEAD TEMP X.XXV
3 BBATTERY VOLTAGE X.XXV
4 BATTERY VOLTAGE X.XXV
5 BATTERY TEMP X.XXV
A/D
1 HEAD VOLTAGE X.XXV
2 HEAD TEMP X.XXV
3 BBATTERY VOLTAGE X.XXV
1 HEAD VOLTAGE X.XXV
2 HEAD TEMP X.XXV
3 BBATTERY VOLTAGE X.XXV
Hour
Minute
Second
Blink each 500msec
CLOCK OK
CLOCK NG
ROM ver
Destination
code
DESTINATION U OK
ROM ver. 1.00
DESTINATION U OK
ROM ver. 1.00
ROM ver. 1.00
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