Siemens Simatic PC Panel PC 870, Руководство по эксплуатации оборудования

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Hardware Information
Release 11/02
7-13
SIMATIC Panel PC 870 Computing Unit, Equipment Manual
Ethernet RJ45 connection, X700
Connector Pin
No. Short
Name Meaning Input /
Output
1 TD+
Transmission
2 TD–
Transmission
data
Output
3 RD+ Received data Input
LED
green LED
yellow
4, 5 * SYMR internally
terminated with
75
Ω
-
6 Received data Input
7, 8 * SYMT internally
terminated with
75
Ω
-
1
8
S Shield -
LED
yellow Connection -
LED green Activity -
* Not required for data transmission
VGA port, X303
The VGA socket on the computer unit is assigned as follows:
Connector Pin
No. Designation Meaning Input/
Output
1 R Red
2 G Green
Output
3 B Blue
4 NC Not Connected -
5
1
6
11
6
7
GND Ground –
8
9 5 V + 5 V fused Output
5
10
15
10 GND Ground –
15
11 NC Not Connected -
12 DDC_DAT DDC data line Input / output
13 EXT_H Horiz. synchron. signal
14 EXT_V Vert. synchron. signal
Output
15 DDC_CLK DDC clock line Input / output