3
• Rockster Air
Replacing the
rechargeable battery
1. Pull the mains plug out of the
socket.
2. Remove the six screws of the bat-
tery compartment cover
(3)
.
3. Remove the battery compartment
cover. In the battery compart-
ment, you will see the recharge-
able battery
(2)
with a red and
black cable with plug shoes
(1)
.
• The red cable always belongs
to the positive pole (+) of the
rechargeable battery.
• The black cable always belongs
to the negative pole (–) of the
rechargeable battery.
4. Push the plastic cover from each
plug shoe onto the cable to ex-
pose the plug shoe.
5. Use small pliers to slightly push
the locking mechanism
(4)
down
and remove the plug shoe from
the rechargeable battery.
6. Carefully take the old rechargeable
battery out of the battery compart-
ment. Dispose of it in an environ-
mentally-friendly manner (see
disposal notice on page 2).
7. Remove all packaging parts from
the new rechargeable battery.
8. Connect the plug shoes to the
contacts of the new rechargeable
battery: red to the positive pole (+),
black to the negative pole (–).
9. Push the plastic covers all the
way back onto the plug shoes.
(3)
(2)
(1)
(4)
(1)
10. Push the rechargeable battery
into the battery compartment.
11. Place the battery compartment
cover back onto the battery com-
partment and secure it with the
six screws.
12. Connect the device with the sock-
et again. Thus, the new recharge-
able battery is being charged. Let
the rechargeable battery charge
for approx. 7 hours.
(4)
