Canon canoscan d660u Service Manual

  The following installation conditions are required.

1. Ambient temperature should be between 10 and 35 degrees, and relative humidity between
    10% and 90%RH. Avoid location near water faucets, boilers, humidifiers, or refrigerators.

2. Avoid location subject to open flame, dust, or direct sunlight. If it is installed near a
    window, hang a curtain to block direct sunlight.

3. The room should be well ventilated.

4. Install on a sturdy and level desk, etc.

5. Moving a scanner from a cold place to a warm place may cause condensation on the metal
    parts, resulting in a faulty operation. Give the scanner at least one hour to adjust to the
    room temperature before unpacking.