Manuale d’uso / di manutenzione del prodotto KW122 del fabbricante QSC
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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 punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il QSC KW122 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del QSC KW122 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso QSC KW122 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul QSC KW122 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il QSC KW122, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del QSC KW122.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il QSC KW122. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo QSC KW122 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
