Your Controller has the Following 8 (10) Rapid Modes:
Mode 1(Tow modes in One): Dual trigger rapid fire for Halo 3/ODST.
This mode has the option of independent dual trigger rapid fire with LT & RT, or dual trigger rapid fire of both sides by only holding down RT.
Mode 2: RT rapid fire for Halo 3/ODST, Reach, and General Compatibility with most other games.
Mode 3 (Tow modes in one): Dual trigger rapid fire for COD 6, MW2, MW3 and COD7 Black Ops.
Mode 4: RT rapid fire for COD7 Black Ops, COD 6, MW2, MW3 and COD series, and General Compatibility with most other games.
Mode 5: RT rapid fire for COD5: World at War.
Mode 6: RT Rapid fire for Gear of War 2. This mode also works as a medium rapid fire speed for the COD series, and as a General Compatibility with most other games.
Mode 7: 3 shot burst for COD Black Ops, COD 6, COD 4 and COD: World at War.
Mode 8: