User Manual
DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual 
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA  20 
1.4  Input Method Description 
Figure 4, Soft Keyboard 
Description of the buttons on the soft keyboard: 
Table 1-5  Description of the Soft Keyboard Icons 
Icon  Description  Icon  Description 
…  
Number 
…  
English letter 
Lowercase/Uppercase 
Backspace 
Switch the keyboard 
Space 
Positioning the cursor 
Enter 
Symbols 
Reserved 
1.5  Rear Panel 
The rear panel varies by model. Refer to the actual product. The following figures are 
for reference only. 
Figure 5, DS-73xxHUI-K4 Rear Panel 










