Hardware Manual User Manual

Antenna Connector ANT.1 (10)
Connector no. 1 is designated for a standard GSM/GPRS antenna.
Antenna Connector ANT.2 (11)
Connector no. 2 is designated for an alternative GSM/GPRS antenna with
an alternative modem installation.
USB
TEST
SW
USB
SIM card
ON OFF
Battery
ANT.1
ANT.2
ANT.3
DI 1
DI 2 DI 3
DI 4
AI 1
AI 2
AI 3
AI 4
GND GND
+5/ 10/ 15V
GND 3V6-A
GND
GND
A
B
GND
3V6-B GND
RS485
6
7
9
8
10
11
12
13
Figure 3. Other Main Components on the Circuit Board
Antenna Connector ANT.3 (12)
Antenna connector no. 3 is designated for a GPS antenna in units with a
GPS module mounted.
TEST SW (13)
The Test switch may be used by service personnel to ”wake” the Chatter.
4. Electrical Connections
Data Logger
13