Simoco EMEA Ltd SDB670AC01 Manual De Usuario
SDB670 – SERVICE MANUAL
TNM-M-E-0032
May 13
Page 26
DESCRIPTION
CAUTION
The Antenna System must to be protected against lightning by means of an
earthing system and surge protection device.
Do not connect Antenna Lightning conductors to the base station or Mains
Earth.
4.3.2
Power Input Connection
Depending on the variant of DMR Base (DC or AC), the power connection can be either a 2 Pin,
DC connector or a standard IEC AC mains socket.
DC connector or a standard IEC AC mains socket.
For DC power, a 2-pin IP67 DC plug connector is used. Only two pins are wired to suit the voltage
range, see Table 9 below.
range, see Table 9 below.
Table 9. DC Power Connector Pin-outs.
Pin
Description
1
+13.8 V
2
Ground
For AC power, a standard IEC Mains connector is used (see Figure 5 below). An appropriate
version of power cord, relevant to the area of use, is supplied with the SDB670 DMR base station
(see Section 7).
version of power cord, relevant to the area of use, is supplied with the SDB670 DMR base station
(see Section 7).
Figure 7. AC and DC power connectors.
4.3.3
Earth Point
On both the AC and DC versions, the earth stud on the rear panel is provided for protective
earthing on the equipment. This should be connected using heavy duty earthing wire, with a
capacity greater than mains feed to equipment and with as few bends as possible, typically 6 mm
Green/Yellow with 5 mm eyelet tag.
earthing on the equipment. This should be connected using heavy duty earthing wire, with a
capacity greater than mains feed to equipment and with as few bends as possible, typically 6 mm
Green/Yellow with 5 mm eyelet tag.
4.3.4
P4 USB Type B Connector
The Universal Serial Bus (USB) Type B connector is used as the peripheral connection to a PC.
The connector pin-outs are detailed below in Table 10.
The connector pin-outs are detailed below in Table 10.
Table 10. USB Type B Connector Pin-outs.
Pin
Function
1
Vcc (+5 V)
2
Data -
3
Data +
4
Ground
Standard IEC AC Mains Connector
2-pin IP67 DC Connector