Brother ML-500 Typewriter "function switch" Questions

Switch functions on royal manual what do the two switches above the keys, in front of the ink spool holders do? Probably are the touch control if it is a plus or minus..or maybe the ribbon selector ...

Is there a 'reset' to factory default or a clear all settings/memory functions for this typewriter? Not sure what has been set, saved or activated. Would like to 'start over' if that is an option. ...

...Switch on is followed by 6 beeps and constant blinking of Line Spacing Lights 1 and 2. New AA batteries were installed to no avail. Writer still does not function. sounds like a keyboard problem. You ...

...function for example if you hit the a it types a p and I was wondering how to change it back to the original setting On the L. side of the key board is a slide switch labeled 10. 12, 15 and PS it ...

...to the rail on the right side. It tells it has gone to far. And to return. Maybe broken or not

...function,usually on the left side of the keyboard on the IBM,that has the markings 10,12 and 15. And if my memory is correct,there will be a series of lamps which light up at the selected pitch. I ...

BROTHER ML100 Brother ML100 Typewriter:All of the sudden, it just won't type. It seems the 'hammer' doesn't hit the daisywheel. We've replaced the daisywheel, corrective tape, ribbon and still it goes

type the number but no function if you hold down the ALT button and then hit a number key to access the function printed above the number and it just prints the number, then the ALT button is not ...

...brand new, still in the shrink wrap. You should hear the motor and the function keys should work index ret. etc. If it has been sitting for a long time the motor or power switch may be gummy. ...

...wires from the power supply (where the on/off switch is to the function board. If no dc voltage is present at function board, then power supply has failed. Power supplies are wearing out due to