This document is the user manual of Canon scanner, which introduces the features and usage methods of the scanner
This manual explains safety precautions, installation requirements, and the functions of the DR-2020U scanner. It covers how to prepare the device, connect it to a computer, and configure scanning software such as CaptureOnTouch and CapturePerfect 3.0.
The guide also details routine cleaning, troubleshooting common issues, and provides the technical specifications and environmental limits for optimal performance. This manual is written in Chinese.
| Minimum paper width | 110 mm |
|---|---|
| Operating temperature | 10 °C to 32.5 °C |
| Relative humidity | 20 % to 80 % |
| Power supply | 120 V, 60 Hz or 220‑240 V, 50/60 Hz |
Clean the glass platen, the scanning glass, the rollers, and the paper‑path using a soft, lint‑free cloth as described in the maintenance section.
The scanner works best at room temperatures between 10 °C and 32.5 °C and relative humidity between 20 % and 80 %.
It can be connected to a power outlet rated at 120 V, 60 Hz or 220‑240 V, 50/60 Hz, depending on the region.