QSC LA108 User Manual Download Page 30

30

— Figure 41 —

 

WARNING!: 

 

Make sure the loudspeakers are physically, properly aligned; if not, the latching system may not properly 

engage, and the loudspeakers could separate causing physical damage, and/or personal injury. 

Splay Angle Adjustment for Ground Stack

The Stack Adapter allows loudspeakers to be installed at 6°, 0°, -6°, and -12°.

+6 Degrees

-6 Degrees

0 Degrees

-12 Degrees

— Figure 42 —

 

NOTE: 

 

See the section on “Understanding Splay Angles” for further details.

Decreasing Angle

1.  Push Angle Lever on both sides all the way in, until they 

make a click sound and stay depressed.

2.  Lift loudspeaker up into the next angle position, until it makes 

a click sound.

1.5°

— Figure 43 —

 

Summary of Contents for LA108

Page 1: ...L Class User Manual LA108 and LA112 Active Line Array Loudspeakers LA108 LA112 TD 001676 01 A TD 001676 01...

Page 2: ...Attachment Points 13 Loudspeaker Angle Controls 13 Understanding Splay Angles 14 Progressive Splay Angle Rule 14 How to Manually Total Array Angles 15 Ground Deployment 16 Pole Mounted on a Tripod St...

Page 3: ...creasing Angle 31 Horizontal Array 31 Stacked Horizontal Array 32 Splay Angle Adjustment for Stacked Horizontal Array 33 Detaching Loudspeakers from a Stacked Horizontal Array 33 Flown Deployment 34 F...

Page 4: ...l User Interface 44 Navigating the Rear User Interface 44 Menu Map 44 Home Screen 45 Home Screen Status 45 Top Bar 45 Network Icon 46 Ar Q Array Equalization 46 High Pass Filter 46 EQ 46 Menu 46 Setti...

Page 5: ...age Any missing corroded deformed or non load rated component could significantly reduce the strength of the installation or placement Any such condition severely reduces the safety of the installatio...

Page 6: ...ual Rigging Safety Regulations 2006 42 EC EN ISO 12100 1 2004 EN1991 1 EN1993 1 1 EN1993 1 8 EN1999 1 1 DGUV Vorschrift 17 18 ANSI E1 8 2018 General Rules for Suspension Consult a professional mechani...

Page 7: ...y Factor LA108 13 7 kg 30 1 lb 241 3 kg 532 lb 169 2 kg 373 lb 140 6 kg 310 lb LA108 M10 Pullback Point Built into rear of product 92 1 kg 203 lb 64 4 kg 142 lb 53 5 kg 1 18 lb LA1 12 21 4 kg 47 2 lb...

Page 8: ...used in accordance with the instruction manual it may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in w...

Page 9: ...hort medium and long throw options guarantees fast deployment without tools or additional hardware Onboard QSC AWARE Automatic Wireless Array Recognition system intelligence communicates essential set...

Page 10: ...0 6 5 3 2 4 8 1 1 ABS enclosure 2 Steel grille 3 Front power LED 4 Handles 5 Rear panel with amplifier module connectors and rear user interface 6 M10 pull back point 7 Dual angle 35 mm pole socket 0...

Page 11: ...10 6 5 3 2 4 8 1 1 ABS enclosure 2 Steel grille 3 Front power LED 4 Handles 5 Rear panel with amplifier module connectors and rear user interface 6 M10 pull back point 7 Dual angle 35 mm pole socket 0...

Page 12: ...6 For Front Fill Stage Lip see page 27 For Pole Mounted Over a Subwoofer s see page 18 For Ground Stack see page 28 For Stacking over a Subwoofer s see page 23 For Horizontal Array see page 31 Flown D...

Page 13: ...aker Angle Controls 5 The Angle Lever Reset will release a depressed Angle Lever without adjusting the Angle Bar 6 The Angle Lever prepares the Angle Bar 7 to move to the next available angle The Angl...

Page 14: ...n of the audience 12 degrees This larger splay angle setting provides minimal high frequency coupling between adjacent boxes delivering a reduced throw In a 2 box array this large splay angle setting...

Page 15: ...oudspeakers in the deployed array and enter that calculation into the DSP to get the correct loudspeaker EQ settings NOTE Do not count the angle between the Array Frame or the Sub Stack Adapter NOTE S...

Page 16: ...ttention should be given to account for environmental conditions such as level surfaces level materials vibrations wind etc to deploy the loudspeakers in a stable and safe manner Use additional measur...

Page 17: ...the loudspeaker until the new loudspeaker connects with the loudspeaker mounted to the pole making a click sound 4 Push Locking Levers down LOCK to secure the new loudspeaker on both sides 5 Repeat st...

Page 18: ...C threaded subwoofer pole over a one 1 LS1 18 KS1 18 subwoofer when the subwoofer is upright or b two 2 LS1 18 KS212C when the subwoofers are rotated on their side In the above configurations the subw...

Page 19: ...um safe deployment of each configuration given optimal environmental factors WARNING Please take additional care to secure or stabilize your equipment in case of uneven ground vibrating surfaces winds...

Page 20: ...r pole then the subwoofer pole QSC SP 36 accessory sold separately length can be safely increased to 91 cm 36 inches in the configurations shown below WARNING Longer pole lengths should not be used un...

Page 21: ...aker to the pole set the Locking Levers on both sides of the new loudspeaker to the middle ADD position 2 Hook both Front Strikes of the new loudspeaker onto the Front Hooks of the loudspeaker mounted...

Page 22: ...details Decreasing Angle 1 Push Angle Lever on both sides all the way in until they make a click sound and stay depressed 2 Lift loudspeaker up into the next angle position until it makes a click sou...

Page 23: ...on their side NOTE For this ground stack deployment the LA108 AF Array Frame and the LA108 KIT SA Stack Adapter Kit accessories are needed not included sold separately These combined accessories bolt...

Page 24: ...ssembly to the M20 thread located on top or side of the subwoofer enclosure Tighten screw with fingers until snug If necessary tighten further using a coin a key or a large screwdriver 4 Use the Tie D...

Page 25: ...rray Frame Rigging Pin Figure 29 Attaching a Loudspeaker to a Subwoofer 1 After securing the Array Frame and Stack Adapter Kit to the subwoofer set the Locking Levers on both sides of the loudspeaker...

Page 26: ...the new loudspeaker to the middle ADD position 2 Hook both Front Strikes of the new loudspeaker onto the Front Hooks of the loudspeaker mounted to the pole 3 Lower the back side of the loudspeaker un...

Page 27: ...des all the way in until they make a click sound and stay depressed 2 Slightly lift loudspeaker weight to release internal pin 3 Lower loudspeaker into the next angle position until it makes a click s...

Page 28: ...ere the ground stack is deployed to prevent unintended tipping NOTE Before deploying the complete ground stack make sure the Array Frame is adequately placed on a flat solid surface Make sure the grou...

Page 29: ...und Stack 1 Set the Locking Levers on both sides of the loudspeaker to the up REMOVE position 2 Lift backside of the loudspeaker away from the Angle Arms 3 Lift loudspeaker off Array Frame Front Hooks...

Page 30: ...justment for Ground Stack The Stack Adapter allows loudspeakers to be installed at 6 0 6 and 12 6 Degrees 6 Degrees 0 Degrees 12 Degrees Figure 42 NOTE See the section on Understanding Splay Angles fo...

Page 31: ...drum monitor In this application the LA108 LA1 12 enclosures can be safely rotated onto their side to create tightly packed horizontal arrays which can be seated on a solid base typically a road case...

Page 32: ...ency wave guide using the arrow guide on the rear panel Figure 48 3 Unlock the hardware on the low frequency side of each loudspeaker in the array 4 Press the Angle Lever to collapse the Angle Bar to...

Page 33: ...ontracted depending on coverage needs Number of Boxes Splay Angles Horizontal Coverage 1 n a 15 degrees 2 12 27 degrees 3 12 12 39 degrees 4 12 12 12 51 degrees Detaching Loudspeakers from a Stacked H...

Page 34: ...ngle Bar Lift up on both sides until they make a click sound and the Angle Bar is at the 6 setting 3 Repeat steps 1 and 2 to raise Angle Bar to the 1 5 setting Figure 53 CAUTION When transporting the...

Page 35: ...ach the bottom unit to the one above using the QSC RapidDeploy latching mechanism on the upper unit Figure 55 WARNING Make sure the loudspeakers are physically properly aligned if not the latching sys...

Page 36: ...ay in until they make a click sound and stay depressed 2 Lift loudspeaker weight slightly to release internal pin 3 Lower loudspeaker down to the next angle position until it makes a click sound Incre...

Page 37: ...locate the CG point and desired vertical angle for specific deployments Adjusting the Tilt Angle of the Array on a Pick Point Deployment The tilt angle of the array can be adjusted for single pick poi...

Page 38: ...speaker s power switch inadvertently bumped off or left in the off position To power a loudspeaker on off either switch the AC supply at the plug source or twist the AC POWER IN connector clockwise or...

Page 39: ...rs The powerCON TRUE1 cable and connector system is rated for a maximum current draw of 16 amps In most countries this is sufficient to power a maximum of six 6 LA108 or LA1 12 loudspeakers from a sin...

Page 40: ...V 3A 220 240V 1 5A Up to 4x subwoofers Total 12A Up to 4x subwoofers Total 12A Up to 4x subwoofers Total 6A It is also possible to mix and match subwoofers with arrayed loudspeakers when pole mounting...

Page 41: ...udspeaker subwoofer blue POWER indicator LED or yellow Standby LED is no longer illuminated and the rear screen is turned off then it is safe to proceed 5 Power off all source devices mixer musical in...

Page 42: ...s There are two common methods for connecting network devices a Star Topology With the star topology method each device has its own port on an ethernet switch This is the most robust method but it req...

Page 43: ...This Windows application is available from QSC com and allows the user to discover control and monitor each loudspeaker within the array SysNav also manages Firmware updates b QSC Q SYS Designer This...

Page 44: ...tection from the elements Rear Panel User Interface Figure 71 2 3 4 1 1 Displays Menus and Settings 2 Push to enter the Menu or return to Home Screen from Menu 3 Rotate to adjust gain select values an...

Page 45: ...setting Home Screen Status Utilizing infrared technology LA108 and LA1 12 active line array loudspeakers can sense the state of other array member loudspeakers as well as the state of the entire arra...

Page 46: ...81 subwoofers Orange The high pass filter is engaged but it does not match the high pass filter set in the rest of the array Grey High pass filter has been defeated and the loudspeaker is operating in...

Page 47: ...ight or dark environments Network Displays network IP address and subnet for QSC SysNav connection as well as IP address subnet and TX Source for the Dante network connection DHCP or static IP address...

Page 48: ...alog XLR cables as these are readily available Between Loudspeakers Both the LA108 and LA1 12 use the same interconnecting jumper cables for AC power and networking When creating arrays of two or more...

Page 49: ...e required LA112 AF Array Frame for LA1 12 LA112 KIT SA Stack Adapter Kit includes 2x metal plates and hardware to be attached to LA1 12 AF array frame Flown Portable or Installed The LA108 and LA1 12...

Page 50: ...s page on the QSC website for Technical Support and Customer Care including their phone numbers and hours of operation https www qsc com contact us Warranty For a copy of the QSC Limited Warranty visi...

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