User`s manual

DA-681 Series Hardware User’s Manual Hardware Installation
LED Color Description
Green 100 Mbps of Ethernet Port is active Ethernet Port
100 Mbps
Off No activity
Yellow 10 Mbps of Ethernet Port is active Ethernet Port
10 Mbps
Off No activity
The default IP addresses and netmasks of the Gigabit LAN ports are as follows:
Default IP Address Netmask
LAN 1 192.168.3.127 255.255.255.0
LAN 2 192.168.4.127 255.255.255.0
LAN 3 192.168.5.127 255.255.255.0
LAN 4 192.168.6.127 255.255.255.0
LAN 5 192.168.7.127 255.255.255.0
LAN 6 192.168.8.127 255.255.255.0
Upgrading the Memory Module
The DA-681 embedded computer supports one 200-pin DDR2 400/533 SODIMM module, up to 1
GB. One DDR2 SDRAM memory module is pre-installed. To upgrade the DDR2 SDRAM
memory module, follow these instructions:
1. Disconnect the DA-681 from the power source.
2. The DA-681’s memory module is located inside the DA-681. Use a screwdriver to remove the
screws on the top cover of the DA-681.
3. After removing the memory module cover, you will see the DDR2 SDRAM module.
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