Advanced Key Disassembly/Assembly
ADVANCED KEY DISASSEMBLY/ASSEMBLY
1. Pull out the auxiliary key.
2. Insert a tape-wrapped flathead screwdriver into the notch in the advanced key and rotate it in the direction shown in the figure to open the advanced key.
3. Remove the battery.
NOTE:
- If the O-ring has come off, put it back in place before installing the battery.
4. Install the new battery (CR1620) with the negative pole facing down.
5. Align the upper and lower covers and close the transmitter.
6. Insert the auxiliary key.