Contex SD One MF 44 User Manual page 53

Maintenance
Replacing the glass plate
1
Turn the scanner power switch to OFF
Press the main power switch at the back of the scanner to the OFF position then
disconnect the Ethernet and power cable.
Replacing the glass plate
2
Pull out the scanner power plug
CAUTION: Do not ignore this instruction. This step is to ensure your own
personal safety and to help protect your device from potential damage.
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