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2. AC charging is main charging for unit. If AC switch is on and battery
voltage is low unit will charge when AC Power is available.
4.3 Turning On Steps
ATTENTION: Do not use unit unless connected to the proper battery!
Step 1:
Please ensure the battery is connected properly (positive/
negative and voltage is consistent with the product the). Only use 12V
batteries for the SIM-700.
Step 2:
Please ensure the PV solar panel is properly connected
(positive/negative and voltage parameters consistent with the product
identification), and then turn on the solar input switch.
Step 3:
Press the button “On/Off” for 3 seconds, and start the unit.
Step 4:
Turn on the PV Solar panel input switch, and it will charge
automatically.
4.4 Turning off steps
1. Turn off the loads or unplug connected devices.
2. Press the shut-down (“Off”) manually for 3 seconds, and cut
the output.
3. Unplug the power AC input cord.
4. Turn off the PV Solar switch on the back panel (If no need Solar
panel charging).