Sharp UP-5700 (serv.man7) Service Manual ▷ View online
2
Display
The interruption level is displayed at X.
When no access is allowed to PARALLEL1, the following display
is made.
is made.
3
Terminating method.
Press Esc key to terminate.
2) PARALLEL2 Loop Check
1
Check content
The loop check is performed for ER-A8RS I/O address 278H
∼
27FH (PARALLEL2), In the loop check, the loop cable shown in
Fig, 3-4 is connected with PARALLEL2 (ER-A8RS) and PARAL-
LEL1 for testing. Set the jumper on the PWB during the test as
shown in Fig. 3-6.
Fig, 3-4 is connected with PARALLEL2 (ER-A8RS) and PARAL-
LEL1 for testing. Set the jumper on the PWB during the test as
shown in Fig. 3-6.
Setting of ER-A8RS to be tested
Fig. 3-6 Jumper pin setting
2
Display
The interruption level is displayed at XX.
If no access is allowed to PARALLEL2, the following display is
made.
made.
3
Terminating method.
Press Esc key to terminate.
STROBE-
Signal name
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
ACK-
BUSY
PE
SLCT
AUTOFD-
ERROR-
INIT-
SLCTIN-
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18~2
STROBE-
Signal name
Pin No.
1
2
3
DB0
DB1
DB2
4
DB3
DB4
DB5
DB6
DB7
ACK-
5
6
7
8
9
10
BUSY
PE
SLCT
AUTOFD-
11
12
13
14
ERROR-
15
INIT-
SLCTIN-
16
17
18~2
Loop cable (UKOG-6717RCZZ) wiring diagram
GND
J9
L
H
5 7
J10
I
O
1
0
J3
J8
J4
J5
J6
J7
1
2
J18
J11
J12
J13
J14
J15
J16
J17
UP-5700 : PARALLEL1 OUTPUT MODE
A8RS : PARALLEL3 INPUT MODE
Opposite ER-A8RS setting
Jumper pin setting diagram
PARALLEL1 Loop Check
ACK- Signal : PASS !!(or ERROR !!)
INTERRUPT : IRQ X (or ERROR !!)
BUSY Signal : PASS !!(or ERROR !!)
PE Signal : PASS !!(or ERROR !!)
SLCT Signal : PASS !!(or ERROR !!)
ERROR- Signal : PASS !!(or ERROR !!)
STROBE- Signal : PASS !!(or ERROR !!)
AUTOFD- Signal : PASS !!(or ERROR !!)
INIT- Signal : PASS !!(or ERROR !!)
SLCTIN- Signal : PASS !!(or ERROR !!)
DATA Bus : PASS !!(or ERROR !!)
PARALLEL1 Loop Check
PARALLEL1 Channel Disabled
J9
L
H
5 7
J10
I
O
J3
J8
J4
J5
J6
J7
1
2
J18
J11
J12
J13
J14
J15
J16
J17
1
0
UP-5700 : PARALLEL1 INPUT MODE
A8RS : PARALEL2 OUTPUT MODE
PARALLEL2 Loop Check
ACK- Signal : PASS !!(or ERROR !!)
INTERRUPT : IRQ X (or ERROR !!)
BUSY Signal : PASS !!(or ERROR !!)
PE Signal : PASS !!(or ERROR !!)
SLCT Signal : PASS !!(or ERROR !!)
ERROR- Signal : PASS !!(or ERROR !!)
STROBE- Signal : PASS !!(or ERROR !!)
AUTOFD- Signal : PASS !!(or ERROR !!)
INIT- Signal : PASS !!(or ERROR !!)
SLCTIN- Signal : PASS !!(or ERROR !!)
DATA Bus : PASS !!(or ERROR !!)
PARALLEL2 Loop Check
PARALLEL2 Channel Disabled
4 – 7
3) PARALLEL3 Loop Check
1
Check content
The loop check is performed for ER-A8RS I/O address 3BCH
∼
3BEH (PARALLEL3), In the loop check, the ER-A8RS to be con-
nected is connected to the extension slot and the loop cable
shown in Fig. 3-4 is connected with PARALLEL3 (ER-A8RS) and
PARALLEL1 for testing. Set the jumper on the PWB during the
test as shown in Fig. 3-6.
nected is connected to the extension slot and the loop cable
shown in Fig. 3-4 is connected with PARALLEL3 (ER-A8RS) and
PARALLEL1 for testing. Set the jumper on the PWB during the
test as shown in Fig. 3-6.
Setting of ER-A8RS to be tested
Fig. 3-6 Jumper pin setting
2
Display
The interruption level is displayed at XX.
If no access is allowed to PARALLEL3, the following display is
made.
made.
3
Terminating method.
Press Esc key to terminate.
4) PARALLEL1 Print Check
1
Check content
The print check is performed for the standard port PARALLEL1 at
I/O address 378H
I/O address 378H
∼
37FH. In the print check, D-Sub 25 pin con-
nector is connected with the printer to allow to print for test.
The test procedures are as follows:
i. Data of 55H is written to I/O address 378H, and the same
address is read. If the read data is not 55H, "PARALLEL1
Channel Disabled" is displayed and the following check is not
performed.
Channel Disabled" is displayed and the following check is not
performed.
ii. Characters of 20H
∼
7FH (ASCII code) are printed and the
line is changed.
This procedure is repeated for 5 times.
2
Display
"PARALLEL1 Channel Disabled" is displayed only when no ac-
cess to PARALLEL1 is allowed.
cess to PARALLEL1 is allowed.
3
Terminating method.
Press Esc key to terminate.
5) PARALLEL2 Print Check
1
Check content
The print check is performed for PARALLEL2 at I/O address 278H
∼
27Fh on the ER-A8RS.
In the print check, set the short pin of the ER-A8RS to be tested
as shown in Fig. 3-9, and connect D-Sub 25 pin connector to the
printer to allow to print for test.
as shown in Fig. 3-9, and connect D-Sub 25 pin connector to the
printer to allow to print for test.
Fig. 3-9 Jumper pin setting
The test procedures are as follows:
i. Data of 55H is written to I/O address 278H, and the same
address is read. If the read data is not 55H, "PARALLEL2
Channel Disabled" is displayed and the following check is not
performed.
Channel Disabled" is displayed and the following check is not
performed.
ii. Characters of 20H
∼
7FH (ASCII code) are printed and the
line is changed.
This procedure is repeated for 5 times.
2
Display
"PARALLEL2 Channel Disabled" is displayed only when no ac-
cess to PARALLEL2 is allowed.
cess to PARALLEL2 is allowed.
3
Terminating method.
Press Esc key to terminate.
J9
L
H
5 7
J10
I
O
J3
J8
J4
J5
J6
J7
1
2
J18
J11
J12
J13
J14
J15
J16
J17
1
0
UP-5700 : PARALLEL1 OUTPUT MODE
A8RS : PARALEL3 INPUT MODE
PARALLEL3 Loop Check
ACK- Signal : PASS !!(or ERROR !!)
INTERRUPT : IRQ X (or ERROR !!)
BUSY Signal : PASS !!(or ERROR !!)
PE Signal : PASS !!(or ERROR !!)
SLCT Signal : PASS !!(or ERROR !!)
ERROR- Signal : PASS !!(or ERROR !!)
STROBE- Signal : PASS !!(or ERROR !!)
AUTOFD- Signal : PASS !!(or ERROR !!)
INIT- Signal : PASS !!(or ERROR !!)
SLCTIN- Signal : PASS !!(or ERROR !!)
DATA Bus : PASS !!(or ERROR !!)
PARALLEL3 Loop Check
PARALLEL3 Channel Disabled
PARALLEL1 Print Check
PARALLEL1 Channel Disabled
J9
L
H
5 7
J10
I
O
J3
J8
J4
J5
J6
J7
1
2
J18
J11
J12
J13
J14
J15
J16
J17
1
0
PARALLLEL2 Print Check
PARALLEL2 Channel Disabled
4 – 8
6) PARALLEL3 Print Check
1
Check content
The print check is performed for PARALLEL3 at I/O address
3BCH
3BCH
∼
3BEh on the ER-A8RS.
In the print check, set the short pin of the ER-A8RS to be tested
as shown in Fig. 3-10, and connect D-Sub 25 pin connector to the
printer to allow to print for test.
as shown in Fig. 3-10, and connect D-Sub 25 pin connector to the
printer to allow to print for test.
Fig. 3-10 Jumper pin setting
The test procedures are as follows:
i. Data of 55H is written to I/O address 3BCH, and the same
address is read. If the read data is not 55H, "PARALLEL3
Channel Disabled" is displayed and the following check is not
performed.
Channel Disabled" is displayed and the following check is not
performed.
ii. Characters of 20H
∼
7FH (ASCII code) are printed and the
line is changed.
This procedure is repeated for 5 times.
2
Display
"PARALLEL3 Channel Disabled" is displayed only when no ac-
cess to PARALLEL3 is allowed.
cess to PARALLEL3 is allowed.
3
Terminating method.
Press Esc key to terminate.
3-9. Serial I/O Diagnostics
The serial interface of UP-5700 and the option PWB ER-A8RS is
performed. To test the 9pin D-Sub port, connect the D-Sub loop back
connector (UKOG-6705RCZZ).
performed. To test the 9pin D-Sub port, connect the D-Sub loop back
connector (UKOG-6705RCZZ).
To test the RJ45 port, connect the loop back connector (UKOG-
6729BHZZ).
6729BHZZ).
Loop back connector (UKOG-6705RCZZ) wiring diagram
Loop back connector (UKOG-6729BHZZ) wiring diagram
The UP-5700’s 9-pin D-sub ports are used as COM1 and 2. In addi-
tion, the UP-5700’s RJ45 ports are used as COM3 and 4 or COM5
and 6 according to the setup. On the other hand, ER-A8RS is used
by selecting either COM1 and 2 or COM3 and 4 according to the
setup.
tion, the UP-5700’s RJ45 ports are used as COM3 and 4 or COM5
and 6 according to the setup. On the other hand, ER-A8RS is used
by selecting either COM1 and 2 or COM3 and 4 according to the
setup.
Therefore, when an ER-A8RS is used, you must set COM1, 2, 5, and
6 on the UP-5700 side, and set COM3 and 4 on the ER-A8RS side.
6 on the UP-5700 side, and set COM3 and 4 on the ER-A8RS side.
The following menu is displayed.
The highlighted cursor is moved by the cursor keys (UP
↑
and DOWN
↓
) of the AT keyboard. Move the cursor to the desired item, and press
Enter key to execute the selected diagnostics program.
When the selected diagnostics program is completed, the display
returns to the menu screen. Pressing Esc key returns to the service-
man diagnostics menu.
returns to the menu screen. Pressing Esc key returns to the service-
man diagnostics menu.
1) COM1 Check
1
Content
The loop back check is performed for UART at I/O address 3F8H
∼
3FFH. The test procedures are as follows:
i. UART setting is made. If access is denied to UART at that
time, "COM1 Disabled" is displayed and the following check is
not performed.
not performed.
ii. RTS signal is turned on/off to check that CD, CTS signal is
normally operating. In case of any abnormality, ERROR is
displayed.
displayed.
iii. DTR signal is turned on/off to check that DSR, RI signal is
normally operating. In case of any error, ERROR is displayed.
When an error occurs in procedure i or ii, the following test is
not performed.
When an error occurs in procedure i or ii, the following test is
not performed.
iv. Set the baud rate to 19200bps asynchronous. 256 byte data
of 00H
∼
FFH is transmitted from SD signal. Data received at
RD signal is compared to check that the both are the same. If
the outputted data is not returned for 5 sec or more, ERROR
is displayed and the test is terminated.
the outputted data is not returned for 5 sec or more, ERROR
is displayed and the test is terminated.
v. An interruption signal is issued from UART and the number of
generated interruption request signal is displayed.
2
Display
J9
L
H
5 7
J10
I
O
J3
J8
J4
J5
J6
J7
1
2
J18
J11
J12
J13
J14
J15
J16
J17
1
0
PARALLEL3 Print Check
PARALLEL3 Channel Disabled
CD 1pin
RD 2pin
TD 3pin
DTR 4pin
GND 5pin
DSR 6pin
RTS 7pin
CTS 8pin
RI 9pin
RTS
DTR
TD
GND
GND
RD
DSR
CTS
DTR
TD
GND
GND
RD
DSR
CTS
1pin
2pin
3pin
4pin
5pin
6pin
7pin
8pin
2pin
3pin
4pin
5pin
6pin
7pin
8pin
Serial I/O Diagnostics
COM1 Check
COM2 Check
COM3 Check
COM4 Check
COM5 Check
COM6 Check
Serial I/O COM1 Check
RTS - CD : PASS !!(or ERROR !!)
DTR - DSR : PASS !!(or ERROR !!)
TD - RD : PASS !!(or ERROR !!)
INTERRUPT : IRQ XX
RTS - CTS : PASS !!(or ERROR !!)
DTR - RI : PASS !!(or ERROR !!)
4 – 9
The number of the interruption request signal is displayed at XX.
If no access is allowed to COM1 UART, the following display is
made.
made.
3
Terminating method.
Press Esc key to terminate.
2) COM2 Check
1
Check content
The loop back check is performed for UART at I/O address 2F8H
∼
2FFH. The check procedure, the display, and the terminating
method are the same as COM1 Check.
3) COM3 Check
1
Check content
The loop back check is performed for UART at I/O address 3E8H.
When the ER-A8RS is assigned to COM3, the check procedure,
display and terminating method are the same as COM1.
When the ER-A8RS is assigned to COM3, the check procedure,
display and terminating method are the same as COM1.
When the RJ-45 port of the UP-5700 main unit is assigned to
COM3, the following points are different from COM1 Check :
COM3, the following points are different from COM1 Check :
1
Content
•
RTS-CTS is not checked.
•
DTR-RI is not checked.
2
Display
•
RTS-CTS is not displayed.
•
DTR-RI is not displayed.
COM3 is checked as well as COM1 except the above 2 points.
4) COM4 Check
1
Check content
The loop back check is performed for UART at I/O address 2E8H
∼
2EFH. The check procedure, the display, and the terminating
method are the same as COM3 Check.
5) COM5 Check
1
Check content
The loop back check is performed for UART at I/O address (PSC2
base address) + (410H
base address) + (410H
∼
417H). The following points are different
from COM1 Check:
1
Content
•
RTS-CTS is not checked.
•
DTR-RI is not checked.
2
Display
•
RTS-CTS is not displayed.
•
DTR-RI is not displayed.
COM5 is checked as well as COM1 except the above 2 points.
6) COM6 Check
1
Check content
The loop back check is performed for UART at I/O address (PSC2
base address) + (418H
base address) + (418H
∼
41FH). The check procedure, the dis-
play, and the terminating method are the same as COM5 Check.
3-10. Liquid Crystal Display Diagnostics
LCD test is performed.
The following patterns are displayed in sequence. Pressing the space
bar proceeds the display. Pressing the space bar at the final pattern
or pressing Esc key during the test, the display returns to the service
diagnostics menu.
bar proceeds the display. Pressing the space bar at the final pattern
or pressing Esc key during the test, the display returns to the service
diagnostics menu.
1) Liquid Crystal Display Check
1
Check content
The test patterns are displayed in the following test procedures.
Pressing the space bar moves to the next pattern.
Pressing the space bar moves to the next pattern.
i. Black-and-white pattern in 1 dot interval
ii. Reversed pattern of pattern i.
iii. Vertical stripe pattern in 1 dot interval
iv. Reversed pattern of pattern iii.
v. Horizontal stripe pattern in 1 dot interval
Serial I/O COM1 Check
COM1 Channel Disabled
4 – 10
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