User's Manual
SMV Series
LECTROSONICS, INC.
8
Operating Instructions
Power Up and Boot Sequence
1)  Ensure that good batteries are installed in the unit.
2)  Simultaneously press and hold the AUDIO and 
FREQ buttons until the Power On Boot Sequence is 
initiated.
The count will progress from 1 
through 3 and the unit will then 
power up with the RF output 
turned on. During this turn on sequence, the 
modulation and power LEDs all glow red, then 
green, and then revert to normal operation.
  The LCD displays a bootup sequence which con-
sists of four screens:
  Company Name:  Lectro
  Frequency Block (bXX) and 
  Firmware Version (rX.X):  b21r1.1 (typ)
  Power Level  Pr 250
  Compatibility Mode:  CP 400 (typ)
  Audio:  Aud 12 (typ)
Power Down
Initial Power Off
Timer Screen
1)  Simultaneously press and hold the AUDIO and 
FREQ buttons while observing that the word “Off” 
appears in the LCD along with a counter.
2)  When the counter reaches “0”, the unit turns off.
Note: If the AUDIO and FREQ buttons are 
released before the LCD goes blank at the end of 
the countdown, the unit will not turn off. Instead, it 
will stay energized and the display will return to the 
previous screen.
Standby Mode
Standby Screen
With the power turned off, 
pressing the AUDIO and 
FREQ buttons briefly places 
the unit in Standby Mode. In 
this mode the RF output is 
turned off so all setup adjustments can be made 
without interfering with other systems operating in the 
same location. The screen displays “rf OFF” to remind 
the user that the unit is not transmitting.
While the unit is in the standby mode, access the setup 
screens using the AUDIO and FREQ buttons and make 
adjustments using the Up and Down arrows.
LCD Backlight Settings
The LCD backlight can be set to turn off after either 5 
minutes or 30 seconds, or stay on continuously. 
Hold the UP arrow in while powering up the unit to enter 
the setup screen. Press the AUDIO button repeatedly 
to step through the setup items to reach the backlight 
settings screen. Use the UP or DOWN arrow button to 
select the desired setting.
Selecting Step Size mode
Hold the UP arrow in while powering up the unit to enter 
the setup screen. Press the AUDIO button repeatedly 
to step through the setup items to reach the Step Size 
Mode screen. Use the UP or DOWN arrow button to 
select the desired setting.
Selecting the Compatibility Mode 
and Output Power
Power setting
IFB compatibility mode
Compatibility Modes allow the 
transmitter to work with a 
variety of different receivers.
1) Set the receiver’s audio con-
trols to minimum.
2) From a power off condition, 
hold down the Up arrow, then 
simultaneously press the 
       AUDIO and FREQ buttons.
3)  Press either AUDIO or FREQ button to select the 
compatibility screen and use the Up and Down ar-
rows to select the desired mode.
US
  • Mode 3 (contact the factory for details):  CP 3
  • Nu Hybrid:        CP Nu 
  • IFB Series mode:      CP IFB
NOTE: If your Lectrosonics receiver does not have 
Nu Hybrid mode, set the receiver to Euro Digital 
Hybrid Wireless® (EU Dig. Hybrid).
941
  • Nu Hybrid:        CP Nu 
  • IFB Series mode:      CP IFB










