GE M
EDICAL
S
YSTEMS
D
IRECTION
2392751-100, R
EVISION
3
V
IVID
™ 4 S
ERVICE
M
ANUAL
Chapter 6 - Service Adjustments
6-3
Section 6-3
Front End Voltages and Signal Indicators
The majority of the boards in the Front End Crate have red, green and yellow LEDs, which indicate the
board’s status as follows:
•
Red LED Lit:
An error has occurred on the board (unless otherwise specified).
•
Yellow LED Lit:
Software defined.
•
Green LED Lit:
The board is functioning properly.
For RFI-configured systems, see
below. Refer to
on page 6-4 for systems with
the RFT hardware configuration.
Figure 6-1 Front End Crate LEDs - RFI Configuration