| Serial # Range | Summary of Change / Description | Part # | Doc # | Download Link |
|---|---|---|---|---|
| 140004 - 150000 | GEN A - Plastic A2B switch cover; 'Grey Box' cord reel; boom pad retention system | EQBAAA | 23028 | Download Manual |
| 140000 - 140003 | Original Design | EQBAAA | 21076 | Download Manual |