Sharp UP-X500 (serv.man4) Service Manual ▷ View online
UP-X500U
DIagnostics Specifications
4 – 14
(3) Sense printer status check
The printer status is read to check the following six kinds of status and
the status is displayed.
the status is displayed.
When the check result is normal, an asterisk (
*
) is displayed above each item.
(4) All characters print check
Note: This check can be executed only when all the five items of the
sense printer status check are marked with an asterisk (
*
).
One-byte characters (printer character code 20H - 7FH) which
can be printed by the printer are printed. Visually check the
can be printed by the printer are printed. Visually check the
printed characters for any abnormality. If there is no abnormality,
the test is OK.
(5) Dummy printer test (with dummy printer)
*
Since this test is an object for debugging, it is not used by the service manual.
This test uses the printer dummy checker to execute the following four
tests, checking that the signal pins function normally.
4-7-5. Test display
(1) Centro I/F (AT) test menu display
On the above menu, use [
2
] and [
4
] keys to select a test item. Press
[ENTER] key to execute the test. When [ESC] key is pressed, the dis-
play returns to the initial menu.
play returns to the initial menu.
(2) Signal line test (without loop-back connector) execution display
Select an item in each position indicated with "
"
(In the above display, the item surrounded by a
is selected and the
value surrounded by a
is selected.)
When [SPACE] key is pressed during execution of the test, the test is inter-
rupted.
When [SPACE] key is pressed during execution or interruption of the test,
the test is terminated and the display returns to the menu display (1).
When "OK" is displayed for two tests (Output, Input), the test is OK.
rupted.
When [SPACE] key is pressed during execution or interruption of the test,
the test is terminated and the display returns to the menu display (1).
When "OK" is displayed for two tests (Output, Input), the test is OK.
(3) Signal line test (with loop-back connector) execution display
Select an item in each position indicated with "
"
(In the above display, the item surrounded by a
is selected and the
value surrounded by a
is selected.)
When [SPACE] key is pressed during execution of the test, the test is inter-
rupted.
When [SPACE] key is pressed during execution or interruption of the test,
the test is terminated and the display returns to the menu display (1).
When "OK" is displayed for two tests (Output, Input), the test is OK.
rupted.
When [SPACE] key is pressed during execution or interruption of the test,
the test is terminated and the display returns to the menu display (1).
When "OK" is displayed for two tests (Output, Input), the test is OK.
Bsy
: Printer Busy signal level
Ack
: Level of handshake signal between the printer and the main unit
Pe
: Paper is loaded.
Sel
: The printer is on-line.
Ioe
: The printer self-test is completed normally.
Toe
: The printer I/F functions properly.
1
Printer status check
The printer status is checked.
The printer status is checked.
2
Data bus check 1
Output the data 00H - FFh to the data bus (PD0 - 7) and check the
data inside the checker.
Output the data 00H - FFh to the data bus (PD0 - 7) and check the
data inside the checker.
3
Data bus check 2
Similarly to the above, output the data 01H, 02H, 04H, 08H, 10H,
20H, 40H, and 80H to check.
Similarly to the above, output the data 01H, 02H, 04H, 08H, 10H,
20H, 40H, and 80H to check.
4
Control line check
The signals outputted from the checker are checked. (SELECT,
PE, FAULT)
The signals outputted from the checker are checked. (SELECT,
PE, FAULT)
Printer Diagnostics
Internal Port=0,External Port=1
Dummy Printer test(with dummy printer)
Sense printer status check
All characters print check
Error table
:Move ENTER:Select ESC:Exit
Signal Line Test (without loopback connector)
Signal Line Test (with loopback connector)
Signal Line Test (without loopback connector)
[Error stop Continue 1 Pass]
Line Check....OK
Output Line. . . . .
Input Line. . . . .
Input Line. . . . .
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
ESC:Exit
D0-STRPBE
D1-AUTO FEED
D2-INIT
D3-SLCT IN
D4-ERROR
D5-PE
D6-ACK
D7-BUSY
D1-AUTO FEED
D2-INIT
D3-SLCT IN
D4-ERROR
D5-PE
D6-ACK
D7-BUSY
TIME tt:mm:ss
CURSOR:Move
CURSOR:Move
PACC COUNT =00000
ENTER:Select
ENTER:Select
Signal Line Test (with loopback connector)
[Error stop Continue 1 Pass]
Line Check....OK
Output Line. . . . .
Input Line. . . . .
Input Line. . . . .
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
Line Error =00000
ESC:Exit
D0-STRPBE
D1-AUTO FEED
D2-INIT
D3-SLCT IN
D4-ERROR
D5-PE
D6-ACK
D7-BUSY
D1-AUTO FEED
D2-INIT
D3-SLCT IN
D4-ERROR
D5-PE
D6-ACK
D7-BUSY
TIME tt:mm:ss
CURSOR:Move
CURSOR:Move
PACC COUNT =00000
ENTER:Select
ENTER:Select
UP-X500U
DIagnostics Specifications
4 – 15
(4) Sense printer status check execution display
When an asterisk (
*
) is displayed for all the positions, the test is OK.
(The above display shows the status without connection of the printer.)
When any key is pressed, the display returns to the menu display (1).
(5) All character print check execution display
If there is no abnormality on the printed characters marked with
, the test
is OK. Select [Yes]. (Use the cursor [
1
] key, and press [ENTER] key.)
(6) Dummy printer test execution display
*
Since this test is an object for debugging, it is not used by the service manual.
Select the item marked with
and execute the test.
(Use the cursor keys [
1
] and [
3
], and press [ENTER] key.)
During execution of the test, "Checking" flashes and the check results of
the four checks are displayed. When "OK" is displayed, the test is OK.
When [SPACE] key is pressed during execution of the test, "Checking"
turns to "good!!" or "No good!!" and the test is interrupted.
When [SPACE] key is pressed during interruption of the test, "Checking"
flashes and the test is resumed.
When [ESC] key is pressed, the test is terminated and the display returns
to the menu display (1).
4-7-6. Error contents
(1) Dummy printer test (with dummy printer)
(Status check)
• Printer ready error
(The printer status is read to find that the printer is in use.)
(Data bus check 1)
• Printer busy error
(The printer becomes busy during execution of printer data pass test 1.)
• ACK interrupt error
(An interruption by ACK is not made during execution of printer data
pass test 1 and the unit is not ready for reception.)
(Data bus check 2)
• Printer busy error
(The printer goes into busy during execution of printer data pass test 2.)
• ACK interrupt error
(An interruption by ACK is not made during execution of printer data
pass test 2 and the unit is not ready for reception.)
pass test 2 and the unit is not ready for reception.)
(Control line check)
• Select signal error
(When SLCTIN signal is changed to HIGH/LOW, the SELECT signal
is not changed.)
• Error signal error
(When INIT signal is changed to HIGH/LOW, the ERROR signal is
not changed.)
not changed.)
• Paper empty signal error
(When AFD signal is changed to HIGH/LOW, the PE signal is not
changed.)
(2) All characters print check
• Print data error
(After completion of printing of the all characters print check, the
operator's operation is judged as an error.)
• Print status error
(Before execution of printing, the printer status is read and an error is
found.)
(3) Signal line test
• /STROBE error
/STROBE output signal error
• /AUTO FEED error
/AUTO FEED output signal error
• /INIT error
/INITI output signal error
• /SLCK IN error
/SLCT IN output signal error
• /ERROR or SLCT error
/ERROR signal error or SLCT output signal error
• /PE error
/PE input signal error
• /ACK error
/ACK input signal error
• /BUSY error
Busy input signal error
Sense printer status check
The signal is ok if the symbol is displayed
Press any key to exit
Bsy
Ack Pe
Sel
Iqe
Toe
-
-
∗
∗
∗
∗ ∗
∗
∗
PRINT DATA OK?[YES NO]
Printer Status error
press any key to exit
This error is displayed when having not connected the printer.
Dummy Printer test(with dummy printer)
[Error stop continue 1 pass]
dummy check......checking
(Good No good)
Status check......OK( Error)
Data bus check1......
(0-ffh data send)
Data bus check2......
(8data send)
Control line check OK( Error)
(select,pe,fault signal test)
(Status check)
Printer ready error=xxx
ESC:Exit SPACE:Stop ÍStart
Error display
or
or
or
UP-X500U
DIagnostics Specifications
4 – 16
4-8. LINE DISPLAY I/F
4-8-1. Outline
The customer line display (UP-P20DP, UP-I20DP) is connected to exe-
cute the display test.
4-8-2. Jig to be used
4-8-3. Test item
Error table
4-8-4. Test contents
(1) Test pattern display test
The following test patterns are displayed on the line display sequen-
tially. Check that each test pattern is displayed properly.
tially. Check that each test pattern is displayed properly.
Pattern 1: All segments display
Pattern 2: Check pattern display
Pattern 3: Numerals (1 - 9), alphabet (A - G) display
Pattern 4: All segments delete
(2) Error table
The error content logged in the above (1).
4-8-5. Test display
(1) Line display I/F test menu display
On the above menu, use [
2
] and [
4
] keys to select a test item. Press
[ENTER] key to execute the test. When [ESC] key is pressed, the dis-
play returns to the initial menu.
play returns to the initial menu.
(2) Test pattern display execution display
The pattern No. line displayed on the line display is reversely displayed.
When pattern 1 is displayed, the first line is reversely displayed.
Every time when [ENTER] key is pressed, the next pattern is displayed.
The sequence returns to pattern 1 from pattern 4.
When [ESC] key is pressed, the display returns to the above menu display (1).
When [ESC] key is pressed, the display returns to the above menu display (1).
4-8-6. Error contents
(1) Send time out
Data cannot be written into PCP3 send register.
(2) Receive time out
PCP3 does not send a response.
(3) Response error
Command response error
4-9. Drawer I/F
4-9-1. General
The drawer magnet is connected to execute signal check.
4-9-2. Jig to be used
• UP-X500 main unit diag execution media x 1
• Drawer magnet
4-9-3. Test contents
The purposes of this test are as follows:
UP-X500 series main unit diag execution media x 1
UP-P20DP, UP-I20DP (Customer line display)
x 1
• The purposes of this test are as follows:
• Test pattern display test
DBH ~ DBH
(Check the
dots signal)
dots signal)
Display ON command
Display data: 40 bytes
B2H ~ B2H
(Check the
dots signal)
dots signal)
Display data: 40 bytes
Display ON command
0
30H ~ 64H
2
9 A
d
(Check the
dots signal)
dots signal)
Display ON command
Display data: 40 bytes
0CH
Display OFF command
• Drawer open test (Channel 1)
• Drawer open test (Channel 2)
• Drawer sense test
LINE DISPLAY I/F TEST
TEST PATTERN DISPLAY TEST
ERROR TABLE
:MOVE ENTER:SELECT:ESC:Exit
TEST PATTERN DISPLAY TEST
PATTERN 1 DISPLAY
PATTERN 2 DISPLAY
PATTERN 3 DISPLAY
PATTERN 4 DISPLAY
CHECK LINE DISPLAY
ESC:Exit ENTER:Executeuet
Error display area
UP-X500U
DIagnostics Specifications
4 – 17
(1) Drawer open test (Channel 1)
In this test, the drawer magnet channel 1 (drawer open) signal is turned on.
(2) Drawer open test (Channel 2)
In this test, the drawer magnet channel 2 (drawer open) signal is turned on.
(3) Drawer sense test
This test senses open state of the drawer magnet channel 1 and channel 2.
4-9-4. Test display
(1) Drawer I/F test channel 1 & 2 menu display
On the above menu, use [
2
] and [
4
] keys to select a test item. Press
[ENTER] key to execute the test. When [ESC] key is pressed, the dis-
play returns to the initial menu.
(2) Drawer Sense TEST
The operating status of each drawer channel is displayed.
You can return to the menu screen by pressing the [ESC] key.
4-9-5. Error contents
(1) Drawer open test
(1) Send time out
Data cannot be written into PCP3 send register.
(2) Receive time out
PCP3 does not send a response.
(3) Response error
Command response error
4-10. Buzzer
4-10-1. Option
The buzzer rings.
4-10-2. Jig to be used
• UP-X500 series main unit diag execution media x 1
4-10-3. Test items
The purposes of this test are as follows:
4-10-4. Test contents
(1) Buzzer ring test
This test checks that the buzzer rings or not.
The operator checks that the buzzer rings.
If checked, the test is OK. Also check that the buzzer sound volume
If checked, the test is OK. Also check that the buzzer sound volume
functions properly.
(2) Error table
The error content logged in the above (1) is displayed.
4-10-5. Test display
(1) Buzzer test menu display
On the above menu, use [
2
] and [
4
] keys to select a test item. Press
[ENTER] key to execute the test. When [ESC] key is pressed, the dis-
play returns to the initial menu.
play returns to the initial menu.
(2) Buzzer ring test execution display
Check that the buzzer rings.
4-10-6. Error contents
(1) Buzzer ring test
1
Buzzer error (Related to the product check and the main PWB check.)
After execution of the test, the operator enters the test result as "Error"
or the operator interrupts the test during execution of the test.
or the operator interrupts the test during execution of the test.
DRAWER I/F TEST
DRAWER OPEN TEST
Check Magnet Action
ENTER:Execute ESC:EXIT
D
䌲䌡䌷䌥䌲
䌉
/
䌆
䌔䌥䌳䌴
Drawer Sence Test
Drawer Channel 0 : OPEN (or CLOSE)
Drawer Channel 1 : OPEN (or CLOSE)
ESC : Exit
• Buzzer ring test
• Error table
BUZZER SYSTEM SWITCH TEST
BUZZER RING TEST
Error Tabl
BEEP TEST
e
:Move ENTER:SELECT ESC:EXIT
BUZZER RING TEST
BUZZER RINGING (or STOPPED)
CHECK BUZZER SOUND.
RESTART
ENTER:STOP or
ESC:EXIT
Click on the first or last page to see other UP-X500 (serv.man4) service manuals if exist.