Konica Minolta CM-23d Instruction Manual page 19

⑩ Sample surface aperture
⑪ Mounting screw holes for
accessories
⑫ Battery cover
⑩ ⑪
This is the aperture for measuring samples.
Used to mount accessories.
Slide this cover open to replace the battery or to attach the Bluetooth
module.
When the measurement surface and the bottom of the
Memo
instrument are the same height, the standard battery cover
should be used. When the measurement surface is lower than
the bottom of the instrument, the supplied flat-type cover
should be used.
⑫
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