Model 914-X Series Modular Multiplexer System User Manual
Focal Technologies Corporation
Page 6-13
A Moog Inc. Company
Document Number: 914-0601-00
Rev.
5.0
6.2.4 914-EX Diagnostic LEDs
The 914-EX card includes 6 on-board diagnostic LEDs. A description and location of each LED is provided in Table
4-7 and Figure 4-8.
Table 6-10: 914-EX Diagnostic LEDs
Reference
Designator
Color
Description
D2
Red
Power Fault. Only lit if power is sourced via J2 and input voltage is outside nominal 4.5
to 13.0 VDC.
D3
Green
Power. Lit when powered.
D4
Red
Primary Expansion channel fault. No link established to partner card via 914-HDE across
the optical link.
D5
Green
Primary Expansion channel link. Valid link established to partner card via 914-HDE
across the optical link.
D6
Red
Secondary Expansion channel fault. No link established to partner card via 914-HDE
across the optical link.
D7
Green
Secondary Expansion channel link. Valid link established to partner card via 914-HDE
across the optical link.
Figure 6-17: 914-EX Diagnostic LEDs