User's Manual

Shure Incorporated
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Green light indicates system is ready for use and receiving transmitter signal.
③ LED Display
Displays group and channel setting.
④ group and channel Buttons
Scan: Push and release group button to scan for an open group and channel.
Manual: Push and hold group button to select a group. Push channel button to select a channel in the current group.
⑤ power Button
Push and hold to turn power on or off.
Back Panel
BLX4
BLX88
① DC Power Jack
② Adapter Cord Tie-Off
③ XLR microphone output jack (MIC out)
④ 6.35 mm (1/4") instrument level output jack (instrument out)
BLX1
① LED Indicator
Displays power and battery status (see Transmitter LED Indicators).
② power Switch
Toggles power on or off.