Qiagen DML 3000, User Manual

Page: 63 / 81

Maintenance
DML 3000 User Manual 7-9
Once dry, align the optical mask with the optical head and gently guide the
optical mask into the optical head.
A light click will be heard when the optical mask is correctly positioned in the
optical head.
Once dry, position the optical mask retainer just above the pins on the optical
head. Push the retainer to the right to snap the optical mask retainer securely to
the right pin of the optical head. Then push down on the left side of the optical
mask retainer to snap it onto the left pin.
Moisten a low-lint paper towel with 70% isopropyl alcohol, and thoroughly wipe
the black metal shelf to the right of the centered optical head. Allow the black
metal shelf to air dry completely.
Moisten a low-lint paper towel with 70% isopropyl alcohol, and wipe the two
steel guide rails and the interior floor. Allow the guide rails and the floor to air dry
completely.
Moisten a low-lint paper towel with 70% isopropyl alcohol, and wipe the inside of
the access door and all other visible interior surfaces not previously cleaned.
Allow to air dry completely.
Gently push the optical head all the way to the right to return the optical head to
the home position.
Failure to move the optical head to the home position will not harm the
instrument, but will cause a loud grinding noise upon powering ON the
instrument. The optical head will move to the home position upon powering ON
the instrument.
Connect the power supply.
The instrument may now be powered ON.
7.2 Decontaminating the DML 3000
To decontaminate the DML 3000, clean the interior of the instrument. See “Cleaning
the interior of the DML 3000,” page 7-1, for additional instructions. Once the cleaning
is complete, wait at least 10 minutes before wiping the interior of the instrument with
a low-lint paper towel moistened with deionized or distilled water.