Shure BLX4R Quick Start Manual page 9

Transmitters
BLX1
① LED Indicator
Displays power and battery status (see table).
② power Switch
Toggles power on or off.
③ 4-Pin Microphone Input Jack (TA4 connector)
④ Antenna
⑤ group Button
Changes group setting.
⑥ LED Display
Displays group and channel setting.
⑦ channel Button
Changes channel setting.
⑧ Battery Compartment
⑨ Audio Gain Adjustment
Rotate to increase or decrease transmitter gain.
BLX2
① LED Indicator
Displays power and battery status (see table).
② power Button
Push to turn power on or off.
③ group Button
Changes group setting.
④ channel Button
Changes channel and gain setting.
⑤ LED Display
Displays group and channel setting.
⑥ Identification Cap
⑦ Battery Compartment
Transmitter LED Indicators
LED Indicator Status
Ready
Green
Controls locked
Rapidly Flashing Red
Battery power low (less than 1 hour remaining*)
Solid Red
Batteries dead (change batteries to power on
Flashing Red and shuts
off transmitter)
*For alkaline batteries only. For rechargeable batteries, solid red means the batteries are dead.
BLX1
②
①
③
⑦
BLX2
①
②
⑤
⑦
④
⑤
⑥
⑨
group channel
(A-Y) (0-9)
③
④
-10 dB
⑥
⑧
9