21
2.5 EDA800s Installation (optional)
The EDR1640/1620/920 image storage capacity can be expanded using EDA800s hard disk
expansion units. Max. 6 EDA800s with 8 hard disks each can be connected via SCSI bus.
Diagram 2.8
For installation details of the EDA-800S hard disk expansion unit, please refer to the EDA800s
manual.
2.6 Network Connection
EDR920/1620/1640 DVRs provide fast MPEG-4 format image transmission and network remote
configuration.
This chapter doesn‘t go into basic networking. For further information, about router installation and
internet connection please refer to the Chapter 10 through chapter 13.
Physically, two basic types of connection are possible:
2.6.1. Direct PC connection through crossover network cable
Diagram 2.9
The point-to-point connection of DVR and PC requires a crossover (crossed) network cable. This type
of connection does not allow the connection of several PCs or DVRs.
Make sure that the PC is equipped with a 100 Mb compatible network connection.