User's Manual

In Commercial Confidence
3
III. PANEL INSTALLATION AND WIRING DIAGRAM
RED
GREEN
YELLOW
IV. STATUS INDICATOR
The system has three statuses LED; the following is their corresponding description:
Red: Power indicator. When the unit power on, the led will light all the time.
Yellow: GPRS indicator. This LED will flash when the device received the signal of the GSM base station.
Green: GPS indicator. This LED will turn continuously on when the unit received a valid GPS data.