Where can I get the manual for the Mustang LT amplifier? You can view and download the manual right here! Related articles Fender® Guitar Amplifier Owner's Manuals Fender® Audio Owner's Manuals (Archive) How do I update the firmware on my Mustang LT or Rumble LT? Fender® Acoustic Instrument & Preamp Owner's Manuals Are there foreign-language translations of the Mustang GT Expanded Owner’s Manual?