Rocktron BASS15 - Manual (Page 6)

We recommend that you use an authorized repair person to change the fuse
in this unit.
To access the fuse, first power down the unit and unplug the cable from the
wall outlet and the amplifier. Using a small screw driver, open the fuse tray
by prying open the small tab as shown in the drawing above.
Please note that the tray will not come all of the way out.
Remove the old fuse and replace with a comparable new fuse and close the
tray being sure that the tray snaps into position
Fuse Replacement
AC 117V 60 HZ
Fuse F500mA 250V
AC 230V 50/60 HZ
Fuse T200mA 250V