to gently wipe clean. Avoid heavy pressure to prevent scratches to the lens element.
Do not touch the lens surface with your fingers.
The external SD and MMC cards are manufactured from precise electronic components. Data may be lost or
damaged under the following circumstances:
1.
Improper use of the memory card
2.
The memory card is bent, dropped or crushed.
3.
Operation under high temperatures, moist environments or exposure to direct sunshine.
4.
Exposure to electrostatic or electromagnetic fields.
5. The memory card is removed incorrectly or the power supply is interrupted when this camera or
computer is connected to the memory card (i.e. during reading, writing and formatting).
6.
Do not touch the metal contact surface of the memory card with fingers or metal materials.
Summary of Contents for DVR720
Page 1: ...Users manual ...
