Pub.

42004-615L2

Model 670-801-EX and 670-801-UL SmartSeries Amplifiers

Page: 9 of 15

NOTE: If acoustical feedback occurs between the speaker associated with the amplifier and the handset on a nearby station, the speaker can be muted by moving the violet wire on the enclosure on TB1 to terminal 7.

Figure 7. Wiring Detail

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Image 9
Hubbell 670-801-UL, 670-801-EX manual Wiring Detail