Boss Audio Systems BF-3 User Manual

Page of 24
 
14
 
Changing the Battery
 
When the indicator goes dim or no longer 
lights while an effect is on, it means that the 
battery is nearly dead and must be replaced. 
Replace the battery following the steps below.
 
* This device consumes considerable power, so use of 
the AC adaptor is recommended. When powering 
the unit with batteries, use alkaline batteries.
 
fig.09
 
1.
 
Loosen the thumbscrew at the front of 
the pedal, then lift the pedal upwards 
to open the unit. 
 
* The thumbscrew can be left in the pedal while 
changing the battery. 
 
2.
 
Remove the old battery from the battery 
housing, and remove the snap cord con-
nected to it. 
 
3.
 
Connect the snap cord to the new battery, 
and place the battery inside the battery 
housing. 
 
* Be sure to carefully observe the battery's 
polarity (+ versus –). 
 
4.
 
Slip the coil spring onto the spring base on 
the back of the pedal, then close the pedal.
 
* Carefully avoid getting the snap cord caught 
in the coil spring. 
 
5.
 
Finally, insert the thumbscrew into the 
guide bush hole and fasten it securely.
Thumbscrew
Pedal
Spring Base
Coil Spring
Guide Bush
Hole
Battery Housing
Battery Snap
Cord
Battery
Snap
9V Battery