3-44 B30 Bus Differential System GE Multilin
3.3 DIRECT INPUT AND OUTPUT COMMUNICATIONS 3 HARDWARE
3
Figure 3–47: IEEE C37.94 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 3–48: STATUS LEDS
The clock configuration LED status is as follows:
• Flashing green — loop timing mode while receiving a valid data packet
Cover screw
Top cover
Bottom cover
Ejector/inserter clip
Ejector/inserter clip
Timing selection
switches
Channel 1
Channel 2
FRONT
REAR
831774A3.CDR
Tx1
Tx2
Rx1
Rx2
Tx1
Tx2
CH1 Link/Activity LED
CH2 Link/Activity LED
COMMS
2B
C37.94SM
1300nm single-mode
ELED
2 channel
Technical support:
Tel: (905)294-6222
Fax: (905)201-2098
(NORTH AMERICA)
1 800 547-8629
Made in Canada
GE Multilin
REV. D
CH1 Clock Configuration LED
CH2 Clock Configuration LED
FRONT VIEW REAR VIEW
842837A1.cdr
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