Siemens SIMADYN D Hardware Manual page 284

Operator control panel OP2
Starting the self-
test
DISPLAY TEST
USS INTERFACE
TEST
PRINTER
INTERFACE TEST
10-16
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System operation is selected by depressing the SYSTEM key (longer than 3
seconds). The self-test is started by simultaneously depressing the
keys. The particular function is selected using the cursor keys and
acknowledged with ENTER.
The test menu is displayed:
DISPLAY USS-INTERFACE
PRINTER-INTERFACE END
Various test patterns are continuously written into the display. Display errors
can be identified by visually checking these optical patterns on the screen.
The test is terminated with ENTER.
Cyclic data are transmitted via the USS bus, and they are simultaneously
received and checked. The USS interface can be checked using a short-
circuit plug connector. During the test, the following message is shown on
the upper display line: „USS-INTERFACE TEST -> ENTER FOR END". After
the test has been terminated, the following message is indicated on the
lower display line: „USS-INTERFACE OK" or „USS-INTERFACE ERROR"
(the test is terminated with ENTER). The short-circuit plug-connector
assignment is:
5 1
P IN
1
2
9 6
3
4
5
6
7
8
9
A test telegram is output at the printer via the printer port. The printer port
can be checked using a short-circuit plug connector. The test is terminated
with ENTER.
Assignment of the short-circuit plug connector:
Port assignment SS 1 and SS 2 A
8 1
PIN
1
2
15 9
3
4
5
6
7
8
9
10
11
12
13
14
15
The test is terminated with ENTER.
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KEYBOARD
HARDWARE
R S 4 8 5 S e lb s ttes t
D a ta P T xD +
R xD +
G N D G sN D
+ 5 V + 5 V
T xD -
D a ta N R xD -
General V.24
Screen
RxD
TxD
CTS
Screen
RTS
GND
+5V
GND
Industry Automation
TTY
RxD-
TxD+
TxD-
RxD+
+20mA
GND
+20mA
Hardware - SIMADYN D
Edition 03.2001
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