4
slave emitter: PE 421E
(cont’d)
3
carrier input (BNC jack)
4
carrier output (BNC jack)
1
mounting hole
5
power
2
2-mode performance indicator
Solid = normal
Flashing 1x/sec = inoperative diodes –
call for service
3149 SS400 User Guide 7/11/02 4:20 AM Page 12