Janz Tec emPC-A500, Руководство пользователя

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em
PC
2 - 10 - A500 ( Hardware Manual )
•
Installation
©
Janz Tec AG Rev. 1.0
2 Installation
The
em
PC
- A500 is designed as a fan less computer system. Nevertheless a certain
amount of heat is generated inside the housing. The housing transports this heat to the
environment.
Caution when touching the housing, burns hazard !
To check for operation, connect serial port to the system console (9600 8N1). Apply power to the
power supply connector and view the boot messages of the
em
PC
- A500 firmware.
If the Power LED does not lit, the input polarity might be reversed. Swap the wires and try again.
2.1 Front Panel Layout
The following figures are showing the front panels of the
em
PC-A500 s. The differences between
em
PC-A500/0,
em
PC-A500/1 and
em
PC-A500/2 are at the two 9pin D-SUBs. Depending on which
configuration the IO module has, the connectors supports CAN or RS232. Optional the serial
connector can be assembled with RS485. The
em
PC-A500/R3 has two additional D-SUB connectors.
All
em
PC-A500 s have jointly a VGA connector, two USB connectors, two Ethernet connectors, the
LEDs S1 and S2, the reset-button, a power LED and a power connector which are mounted on the
CPU module. The external power supply must be connected to “+” and “-“. The additional input “S” is
the sense input of the power supply monitor. Leave open if the power supply monitor is not available.
Serial-1
VGA
USB
0
1
Ethernet
1 0
S0
S1
Reset
Power
24VDC
S
Serial-0 CAN
VGA
USB
0 1
Ethernet
1 0
S0
S1
Reset
Power
24VDC
S
Serial
Figure 2:
em
PC-A500/0 front panel Figure 3:
em
PC-A500/1 front panel
Figure 4:
em
PC-A500/2 front panel
Figure 5:
em
PC-A500/R3 front panel
Serial2
VGA
USB
0 1
Ethernet
1 0
Reset
Power
S0
S1
Serial 0
24VDC
S
CAN
Serial1
CAN-1
VGA
USB
0 1
Ethernet
1 0
S0
S1
Reset
Power
24VDC
S
CAN-0