Manuel d'utilisation / d'entretien du produit KW122 du fabricant QSC
Aller à la page of 28
KW Series User Manual KW1 22 – 7 5° 1 000 W active 1 2" (3 00 mm) 2-way loudspeaker system KW1 52 – 60° 1 000 W active 1 5" (380 mm) 2-way loudspeaker system KW1 53 – 7 5° 1 000 W a.
2 EN I M PORT ANT SAF E T Y P R EC AUTION S AN D EXP L ANA TION OF SYM BOLS W AR N I NG! C AUTION: TO RE DUCE TH E RI S K OF E LECTR IC S HOC K, DO NO T R EMOVE TH E AMP LIF IE R C OVE R. NO U S E R-S E R VICE AB LE P AR TS I N S IDE. R EF E R S E RVIC I NG TO QUALIF I E D PE R SON N E L.
3 EN 1 6. WARN I NG! Before placing, installing, rigging, or suspending any speaker product, inspect all hardware, suspension, cabinets, transducers, brackets and associated equipment for damage. Any missing, corroded, deformed, or non-load rated component could significantly reduce the strength of the installation or placement.
4 EN Package Contents KW1 22, KW1 52, KW1 53 (1) Loudspeaker system (1) Locking NE MA 5-1 5 power cable (1) Locking CE E 7/4 power cable (1) User Manual CD (1) Wiring hookup diagram KW1 8 1 (1) Subwoo.
5 EN KW1 52 – 1 5 " , 2-Way Loudspeaker S ystem 1 . Birch ply wood enclosure 2. Steel grille 3. Front LED 4. Cast aluminum handles (2) 5. 1 000 W Class D power module 6.
6 EN KW1 53 – 1 5 " , 3-Way Loudspeaker S ystem 1 . Birch ply wood enclosure 2. Steel grille 3. Front LED 4. Cast aluminum handles (2) 5. 1 000 W Class D power module 6.
7 EN KW1 8 1– Single 1 8 " Subwoofer 1 . Birch ply wood enclosure 2. Steel grille 3. Front LED 4. Cast aluminum handles (2) 5. 1 000 W Class D power module 6. M20 threaded pole receptacle 7 . 3" heavy duty casters 8. Slip-resistant feet 9.
8 EN Applications The KW Series has been primarily designed for por table audio reinforcement. This includes a variety of uses in reinforcement for enter tainers and presenters. The KW1 22, K W1 52 and K W1 53 are all designed to perform well on their o wn in full-range audio.
9 EN Installation Before placing, installing, rigging, or suspending any speaker product, inspect all hardware, suspension, cabinets, transducers, brackets and associated equipment for damage. Any missing, corroded, deformed, or non-load rated component could significantly reduce the strength of the installation or placement.
1 0 EN Integrated Suspension Points (suspended installations) WARNI NG! When suspending the loudspeakers, installation must be accomplished by or under the supervision of a licensed installation professional. All applicable building codes must be followed.
1 1 EN If the rear POWE R LE D does not illuminate when the POW E R switch is placed in the ON position during the first 5 minutes of power being applied, verify the AC mains power cord is properly attached to the loudspeaker and plugged into the AC source outlet.
1 2 EN Channel A Channel A accepts either microphone or line level inputs. The M IC/LI N E I N A inputs can use either a: • Male XLR connector, or a • Male 1 / 4" phone jack (T S or TR S type). The KW1 22, K W1 52, and K W1 53 feature a 4-position rotary switch (M I C/LIN E G AIN) to provide input gain fle xibility.
1 3 EN Unbalanced Inputs Connect to the plug as shown. If a 3 conductor (TR S) plug is used to connect an unbalanced source, Pin 3 and pin 1 must be connected with a jumper as shown.
1 4 EN Output Connections KW1 22, KW1 52, KW1 53 Both Channel A and Channel B have discrete, direct outputs on female XLR connectors. The signal on this output is ex actly equivalent to the signal from the corresponding input. The level of the output signal is not affected by the gain setting for that channel.
1 5 EN KW1 8 1 Both Channel A and Channel B have discrete, direct outputs on female XLR connectors. The signal on this output is ex actly equivalent to the signal from the corresponding input. The level of the output signal is not affected by the gain set on the subwoofer gain knob.
1 6 EN DS P Features The KW Series features advanced D SP (digital signal processing) circuitr y that per forms many functions. Some functions are set at the design/ production level and are not user accessible. These functions include crossovers, time alignment, limiting and protection, thermal management and a number of proprietary features.
1 7 EN High-frequenc y EQ On the KW1 22, K W1 52 and K W1 53 there are two high-frequency settings. From the factor y, the switch is set to FL A T . This means that the loudspeaker system is producing a flat response through the vocal band. This is the standard setting for most applications.
1 8 EN Additional Features Standby All KW Series models are equipped with an automatic standby feature to conser ve energ y when the systems are not in use. If no signal is present on any input, or the gain knob is turned to off for five minutes, the power amplifier goes into standby and the green STBY LED illuminates.
1 9 EN Remote Gain Attenuator A 3-pin “Euro” connector is provided to attenuate the volume of the KW Series loudspeaker or put the system into standby from a remote location. The Remote Gain connector can only attenuate the output signal level below the le vel set by the Channel A and Channel B Gain knobs.
20 EN 12 24 12 24 Input Hookup.
21 EN Output Hookup 12 24 12 24 12 24.
22 EN OR 12 24 12 24 Output Hookup OR.
23 EN 12 24 12 24 Common Standalone Small System (Mono).
24 EN LEFT RIGHT 12 24 12 24 Common Stereo System LEFT RIGHT.
25 EN Dimensions 1 5.4" 39 1 mm 26" 662 mm KW1 22 Dimensions 1 5" 38 1 mm KW1 52 Dimensions 1 5.2" 386 mm 1 5.2" 386 mm 32. 1" 8 1 6 mm 1 7 .
26 EN KW1 53 Dimensions 43. 1" 1 0 96 mm 1 6.8" 427 mm 1 8.5" 469 mm KW1 81 Dimensions 23.4" 595 mm 29.9" 76 1 mm 20. 1" 5 1 0 mm.
2 7 EN KW1 22 KW1 52 KW1 53 KW1 81 Configuration 1 2" 2-way multipurpose loudspeaker 1 5" 2-way trapezoidal loudspeaker 1 5" 3-way trapezoidal loudspeaker 1 8" subwoofer T ransducers Low-frequency Mid-frequency High-frequency 1 2" cone transducer — 1 .
Mailing Address: QSC Audio Products, LL C 1 675 MacArthur Boule vard Costa Mesa, C A 92626-1 46 8 U S A T elephone Numbers: Main Number: 7 1 4-75 4-6 1 75 Sales & Marketing: 7 1 4-957-7 1 00 or to.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté QSC KW122 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du QSC KW122 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation QSC KW122, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le QSC KW122 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le QSC KW122, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du QSC KW122.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le QSC KW122. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei QSC KW122 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
