HIKVISION RA4 Series, User Manual, Page: 19 / 102

12 Introduction
1. Batteries are installed correctly and the polarities of the batteries are not
reversed.
2. Batteries are fresh and not out of charge.
3. IR receiver is not obstructed.
Using a USB Mouse
A regular 3-button (Left/Right/Scroll-wheel) USB mouse can also be used with this DVR.
To use a USB mouse:
1. Plug USB mouse into one of the USB ports on the front panel of the DVR.
2. The mouse should automatically be detected. If in a rare case that the mouse is
not detected, please refer to the recommended device list from your provider.
The buttons on the mouse corresponds to:
1. Left Button:
•
Single-Click: Select a component of a menu, such as a button or an input
field. This is similar to pressing the ENTER button on the remote/front
panel controls.
•
Double-Click: Switch between single screen and multi-screen mode in
Preview/Playback mode.
•
Click and Drag: Clicking and dragging the Left mouse button can be used
to control the pan/tilt of a PTZ camera as well as to vary the amount of dig-
ital zoom. It can also be used to setup the alarm areas.
2. Right Button:
•
Single-Click: Shows pop-up menu.
3. Scroll-Wheel:
•
Scroll Up: In Preview mode, scrolling up will switch to the previous
screen. In Menu mode, it will move the selection to the previous item.
•
Scroll Down: In Preview mode, scrolling down will switch to the next
screen. In Menu mode, it will move the selection to the next item.