How to us TS-3688?

1. Switch off your phone by pressing and holding the power key, remove the battery cover and the battery.
2. Side the SIM holder towards the right and lift up the left side of the holder.
3. Insert the TS-3688 card into the holder as shown. The card should be inserted with notch at the top and facing towards the base of phone.
4.Replace the holder and press and slide it to the left to lock it into place.
5.Align the connections on the TS-3688 with the left connections on the phone as shown.
6.Insert the Sim card into the TS-3688 SIM holder as shown. The SIM card should be inserted with notch at the top.
7.Replace the battery and shell of ours.
8.By turning off & on your phone to switch over the operators.
9.IF V3688/V3690 US V8088's 600mAh li-ion battery it's use original shell or ours all will be perfect.