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iVMS-2000 Installation Guide
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5
1.1.2
Compression Card Installation
For the DS-40xx series card, users need to connect external audio cable to the PC motherboard
for live audio.
Figure 1-4 Audio cascading cable for DS-40xxHCI/HSI card
The audio cascading cable connects between multiple DS-40xxHCI/HSI cards and feeds live audio
data to each of them (Figure 1-4).
Figure 1-5 Audio cable for DS-40xxHCI/HSI card
The audio cable connects between DS-40xxHCI/HIS and PC motherboard (Figure 1-5).
Card Installation:
1.
Shut down the PC and make sure the power-supply is disconnected (Figure 1-6).
Figure 1-6 Unplug PC Power Supply
2.
Loosen the screws (Figure 1-7).