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3.3 DIRECT INPUT/OUTPUT COMMUNICATIONS
3 HARDWARE
3
Figure 3–44: C37.94SM TIMING SELECTION SWITCH SETTING
Modules shipped since January 2012 have status LEDs that indicate the status of the DIP switches, as shown in the follow-
ing figure.
Figure 3–45: STATUS LEDS
The clock configuration LED status is as follows:
•
Flashing green — loop timing mode while receiving a valid data packet
3-42
D30 Line Distance Protection System
GE Multilin
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