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LX8 & LX12 

OWNER’S MANUAL

21

IMPORTANT SAFETY INSTRUCTIONS

Please keep this instruction manual for future reference and for the 
duration of owning the owning the LX8 or LX12  mixers. Please carefully 

read and understand the instructions inside this owner’s manual before 

attempting to operate your new mixer.

This instruction manual includes essential safety information 
regarding the use and maintenance of the mixer. Take special care 
to heed all warning symbols and signs inside this manual and those 
printed on the bottom of the mixer.

WARNING

TO  PREVENT  FIRE  OR  SHOCK  HAZARD,  DO  NOT  EXPOSE  THE 

PRODUCT  TO  WATER/MOISTURE,  NOR  SHOULD  YOU  OPERATE 

THE PRODUCT NEAR ANY WATER SOURCE.

The exclamation point triangular symbol is intended to alert the user 

to  the  presence  of  important  operating  and  maintenance(servicing) 

instructions in the user manual accompanying the product.

The  lightning  flash  with  an  arrow  triangular  symbol  is  intended  to 

alert  the  user  to  the  presence  of  non-insulated  “dangerous  voltage” 

within the product’s enclosure, and may be of sufficient magnitude to 

constitute a risk of  electric shock.

WARNING

Handle the power supply cord with care.

Do not damage or deform it as it may cause electric shock or 

malfunction  when  used.  Hold  the  plug  attachment  when  removing 

from wall outlet. Do not pull on the power cord.

IMPORTANT SAFETY PRECAUTIONS

1.  READ INSTRUCTIONS – All the safety and operating instructions 

should be read before this product is operated.

2.  RETAIN  INSTRUCTIONS  –  The  safety  and  operating  instructions 

should be retained for future reference.

3.  HEED WARNINGS – All warnings on the product and in the operating

 

instructions should be adhered to.

4.  FOLLOW INSTRUCTIONS – All operating and use instructions should  

be followed.

5.  DO NOT turn on the product module before connecting all other  

external devices.

6.  WATER AND MOISTURE – Moisture can damage the product and 

can cause corrosion of electrical contacts. The system should not be 

used near water - for example, a bathtub, washbowl, kitchen sink, 

laundry tub, wet basement, or near a swimming pool, and the like.

7.  HEAT  –  The  product  should  be  situated  away  from  heat  sources 

such as radiators, heat registers, stoves, or other sources (including 

amplifiers) that produce heat.

8.  POWER SOURCES – This product should be operated only from the 

type of power source indicated on the rating label. If you are not 

sure of the type of power supply to your home, consult your product 

dealer or local power company.

9.  GROUNDING  OR  POLARIZATION  –  Do  not  defeat  the  safety 

purpose of the polarization or grounding-type plug. The wide blade 

or the third prong is provided for your safety. If the provided plug 

does  not  fit  your  outlet,  consult  an  electrician  for  replacement  of 

the obsolete outlet. Do not defeat the safety purpose of the 3rd pin 
grounding prong.

10.  POWER-CORD  PROTECTION  –  Power  supply  cords  should 

be routed so that they are not likely to be walked on or 

pinched  by  items  placed  upon  or  against  them,  paying 

particular  attention  to  the  cord  in  correspondence  of  plugs, 

convenience  receptacles,  and  the  point  where  they  exit  from 

 

the product.

11.  CLEANING – The product should be cleaned only as recommended 

by  the  manufacturer.  Clean  by  wiping  with  a  dry  cloth.  Avoid 

getting water inside the product.

12.  NON-USE  PERIODS  –  The  power  cord  of  the  product  should  be 

unplugged from the outlet when left unused for a long period of 
time.

13.  OBJECT  AND  LIQUID  ENTRY  –  Care  should  be  taken  so  that 

objects  do  not  fall  and  liquids  are  not  spilled  into  the  enclosure 

through openings.

14.  DAMAGE REQUIRING SERVICE – The product should be serviced 

by qualified service personnel when:

 

A. The power supply cord or the plug has been damaged; or

 

B. Objects have fallen, or liquid has been spilled into the product;

 

 

   or

 

C. The product has been exposed to rain; or

 

D.  The product does not appear to operate normally or exhibits a 

marked change in performance; or

 

E. The product has been dropped, or the enclosure damaged.

15.  Keep the product out of extended or intense direct sun light. 16. 

No containers filled with any type of liquid should be placed on or 

near the product.

17.  SERVICING – The user should not attempt any service to the 

product beyond that described in the operating instructions. All 

other servicing should be referred to qualified service personnel.

18.  VENTILATION – Slots and openings in the product are provided 

for ventilation and to ensure reliable operation of the product 

and to protect it from overheating. These openings must not be 

blocked or covered. The openings should never be blocked by 

placing the product on a bed, sofa, rug, or other similar surface. 

This product should not be placed in a built-in installation such as 

a bookcase or rack.

19.  ATTACHMENTS – do not use attachments not recommended by 

the product manufacturer, as they may cause hazards.

20.  ACCESSORIES – Do not place this product on an unstable cart, 

stand, tripod, bracket, or table. The product may fall, causing 

serious injury to a child or adult, and serious damage to the 

product. Use only with a cart, stand, tripod, bracket, or table 

recommended by the manufacturer, or sold with the product.

21.  LIGHTNING – For added protection during a lightning storm, or 

when it is left unattended and unused for long periods of time, 

unplug it from the wall outlet. This will prevent damage to the 

product due to lightning and power-line surges.

22.  REPLACEMENT PARTS – When replacement parts are required, 

 

be sure the service technician has used replacement parts 

specified by the manufacturer or have the same characteristics 

as the original part. Unauthorized substitutions may result in fire, 

electric shock, or 

 

other hazards.

23.  SAFETY CHECK – Upon completion of any service or repairs to 

this product, ask to perform safety checks to determine that the 

product is in the service technician to perform safety checks to 

determine that the product is in proper operating condition.

To prevent electric shock, or other outlet unless the do not use a 

polarized plug with an extension cord, receptacle blades can be fully 

inserted to prevent blade exposure.

RISK OF

 ELECTRIC SHOCK 

DO NOT OPEN

RISQUE DE CHOC 

ELECTRIQUE NE 

PAS OUVRIR

CAUTION: 

To reduce the risk of electric shock, do not 

remove chassis. No user-serviceable parts inside.
Refer servicing to qualified service personnel.

AVERTISEEMENT: 

Pour réduire les risques d’incendie et 

d’électrocution, ne pas exposer ce matérial à la pluie ou 
à l’humidité.

THIS SYMBOL IS INTENDED TO ALERT THE USER TO 
THE PRESENCE OF IMPORTANT OPERATING AND 
MAINTENANCE (SERVICING) INSTRUCTIONS IN THE 
LITERATURE ACCOMPANYING THE UNIT.

APPARATUS SHALL NOT BE EXPOSED TO DRIPPING 

 

OR SPLASHING AND THAT NO OBJECTS FILLED 

 

WITH LIQUIDS, SUCH AS VASES, SHALL BE PLACED 

 

ON THE APPARATUS.

Summary of Contents for LVL Series

Page 1: ...LX8 LX12 OWNER S MANUAL LX12 LX8 ...

Page 2: ...op and Rear Panel Features 10 11 LX8 LX12 Bluetooth Troubleshooting 13 USB Walkthrough 13 14 Appendix 15 LX8 LX12 Specifications 16 LX8 Block Diagram 17 LX12 Block Diagram 18 Glossary of Terms 19 Cable Diagrams 20 Important Safety Instructions 21 FCC Statements 22 Warranty Customer Support 22 ...

Page 3: ...ow frequency rumble XLR main outputs for connecting to pro standard equipment 2 band EQ for detailed tone adjustment 1 8 stereo input and record output for connecting to mobile devices 1 4 headphone output LX12 Bluetooth audio input with push button solo feature 4 High headroom low noise microphone preamps with 4 individual single knob compressors Guitar input with Hi Z switch for optimized impeda...

Page 4: ... Section Master Knob Microphone Powered Speakers Microphone connects here via XLR mic cable Phone Tablet Laptop Phantom Power Off for dynamic microphones on for condenser microphones Laptop Connect to rear panel USB jack Bluetooth Audio Connect the included power supply here ...

Page 5: ...on the connected audio player and increase the player s internal volume control to maximum level Slowly bring up the BLUETOOTH STEREO CH 7 8 level control to the 12 o clock position then slowly bring up the MAIN level control until a comfortable listening level is achieved GUITAR Make sure the channel 3 4 GUITAR HI Z switch is set to the on position While strumming the guitar bring up the CH 3 4 c...

Page 6: ...tion Master Fader Microphone Powered Speakers Microphone connects here via XLR mic cable Guitar Bass Phone Tablet Laptop Phantom Power Off for dynamic microphones on for condenser microphones Laptop Connect to rear panel USB jack Bluetooth Audio Connect the included power supply here ...

Page 7: ...ng up the BLUETOOTH STEREO CH 11 12 level control to the 12 o clock position then slowly bring up the MAIN level control until a comfortable listening level is achieved GUITAR Make sure the channel 5 6 GUITAR HI Z switch is set to the on position While strumming the guitar bring up the CH 5 6 channel level control to the 12 o clock position and slowly bring up the MAIN level control until a comfor...

Page 8: ...LX8 LX12 OWNER S MANUAL 8 LX8 TOP AND REAR PANELS 14 17 21 1 2 15 13 7 8 9 16 3 4 11 12 26 25 28 29 10 6 5 18 19 23 20 22 24 27 30 31 32 ...

Page 9: ...N bus 18 BLUETOOTH PAIR BUTTON With no actively paired device pressing this button will activate pairing mode LED will start blinking With a device actively paired LED lit solidly pressing this button will cancel the pair and will activate pairing mode LED will begin blinking Pressing and holding this button will cancel any active pair and turn Bluetooth off LED will turn off 19 BLUETOOTH CH 7 8 S...

Page 10: ...LX8 LX12 OWNER S MANUAL 10 17 18 19 20 21 23 30 25 27 24 31 32 35 36 38 LX12 TOP AND REAR PANELS 1 2 3 4 5 9 6 7 8 10 11 12 13 22 28 33 14 15 16 26 34 39 29 37 40 41 42 ...

Page 11: ...nnect this output to the inputs of powered speakers a power amp or recording interface via XLR cables If a mono output is desired connect a 1 4 TRS cable to the MONO OUT jack 19 CTRL RM OUTPUTS 1 4 outputs for feeding control room speakers or studio monitors 20 MON OUTPUT 1 4 mono output for feeding floor monitor speakers 21 HEADPHONE OUTPUT Connect headphones here This signal is the same as that ...

Page 12: ...e 35 MAIN OUTPUT LEVEL FADER CONTROL This fader controls the level of the MAIN OUTPUT 36 FX PRESET CONTROL AND LISTING Selects the FX preset 1 8 The FX type for each preset can be seen in the list above the FX Adjust knob 37 FX ADJUST CONTROL This control changes the characteristics of the selected FX preset parameters allowing you to customize each preset 38 FX LEVEL CONTROL This control adjusts ...

Page 13: ...the DAW software 4 Arm the stereo DAW track and press record The LX Mixer s MAIN MIX will now be recorded by the DAW NOTE The stereo MAIN mix output signal is the default signal feeding the USB audio output and being sent to the DAW Playback audio from the DAW will route to the LX8 s CH 5 6 or the LX12 s CH 9 10 when the USB ROUTING TO CH9 10 button is engaged on the LX12 Overdubbing 1 Make sure t...

Page 14: ...the guitar and bring up the mixer s CH 5 6 LEVEL control until the loudest input falls just below clipping 9 Now turn the Pan control on CH 5 6 all the way to the left 10 Your DAW or audio capture software can now receive the vocal channel audio and the guitar channel audio on 2 separate tracks Keep in mind if the microphone is in close proximity to the guitar there will likely be some bleed of th...

Page 15: ...ng at that level they may add together and distort the mixer Sidebar Why are there two volume controls The Gain and Level controls work together to get the best performance out of the mixer A quiet signal may need more gain than a loud guitar amp going into a sensitive microphone Set the gain so that the level on each channel is roughly the same then use the Level controls to set the balance that ...

Page 16: ...kHz Mono Channel Mid NA 15dB 2 5 kHz Mono Channel Low 12dB 100Hz 12dB 100Hz Output Level Maximum 22 dBu 22 dBu Maximum Input Levels Mic 6dBu with 26dB PAD 6dBu with 26dB PAD Line Input 21dBu at Unity Gain 21dBu at Unity Gain Aux Input 6dBu at 15dB Level max 6dBu at 15dB Level max Input Impedance Mic 2kΩ balanced 2kΩ balanced Line Input 10kΩ balanced 10kΩ balanced Aux Input 10kΩ balanced 10kΩ balan...

Page 17: ...LX8 LX12 OWNER S MANUAL 17 LX8 BLOCK DIAGRAM ...

Page 18: ...LX8 LX12 OWNER S MANUAL 18 LX12 BLOCK DIAGRAM ...

Page 19: ... equipment realm the term Hi Z or High Impedance generally refers to inputs designed for passive guitar or bass signals 1MΩ or thereabouts HPF HIGH PASS FILTER An electronic filter that passes signals with a frequency higher than a specific cutoff frequency and attenuates signals with frequencies lower than the cutoff frequency IMPEDANCE Resistance in an electrical circuit measured in Ohms Ω Maint...

Page 20: ...NBALANCED STEREO T Positive Left T TS RCA R S R Negative Right S Shield 1 Center 2 Shield 2 S Shield Positive Positive Negative S Shield Positive S Shield 1 Shield 2 Positive 3 Negative T Positive R Negative S Shield XLR M TRS XLR F S R Positive Negative S Shield 1 2 3 2 1 3 T ...

Page 21: ...ct 12 NON USE PERIODS The power cord of the product should be unplugged from the outlet when left unused for a long period of time 13 OBJECT AND LIQUID ENTRY Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings 14 DAMAGE REQUIRING SERVICE The product should be serviced by qualified service personnel when A The power supply cord or the plu...

Page 22: ...6 1809 for assistance Harbinger will repair or replace the unit at Harbinger s discretion This warranty does not cover service or parts to repair damage caused by neglect abuse normal wear and tear and cosmetic appearance to the cabinetry not directly attributed to defects in materials or workmanship Also excluded from coverage are damages caused directly or indirectly due to any service repair s ...

Page 23: ......

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