**How to replace the circuit board of the Trunk Fridge when it doesn't work?
Answer:
- Disconnect all the cables from the circuit board before replacement .
- Replace the circuit board.
- Reconnect the cables to the circuit board , make sure they are well connected.
- Power on the fridge to make it functioning.
**How to replace the power cable of the Trunk Fridge when it doesn't work?
Answer:
- Peel off the Velcroat the back of the fridge to find out the screws (4 screws ).
- Release the screws to open the back cover of the fridge.
- Release the two screws that fixed the output power cable.
- Disconnect the power cable from the fridge to replace it .
- Reconnect the power cable to the circuit board , make sure it is well connected.
- Power on the fridge to make it functioning.
**If the phone can't stick on the Magsafe phone holder
A magnetic ring is included inside the orginal packing . Stick the ring onto the back of the phone , inside or outside the phone cover , and the phone will be able to stick the magsafe phone holder
**How to charge the mobile with our charging phone holder