7 Maintaining the product
2. Use a cross-head screwdriver to remove the two (short) screws
(1 and 2) from the retaining bracket.
3. Move the catch hook outwards (3) and push the back of the
instrument up and lift off.
> If the back of the instrument cannot be removed by hand, this
can easily be levered out by applying a screwdriver to both of
the recesses 4 and 5.
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