5.1.6 914-VDX Expansion Channel Configuration
Up to four 914-VDX cards may be stacked on each 914-HDE, depending on available optical bandwidth. Dip
switch SW1 configures which expansion channel each card uses. The card closest to the 914-HDE must be
configured for expansion channel 1, with each subsequent card configured for the next channel is succession.
No channels may be skipped.
Focal Technologies Corporation
A Moog Inc. Company
Table 15: 914-VDX Expansion Channel Configuration
SW1[1:2]
OFF, OFF
ON, OFF
OFF, ON
ON, ON
Figure 5-9: Diagnostic LED Header
Figure 5-10: SW1 Position and Orientation
Setting
Expansion channel 1
Expansion channel 2
Expansion channel 3
Expansion channel 4
Model 914-HDE User Manual
Document Number: 914-0601-00 Rev. 4.0
5-5