Manuale d’uso / di manutenzione del prodotto Ceiling Loudspeakers del fabbricante JBL
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Control Contractor Ceiling Loudspeakers Ow ner’s Manual.
1 Table of Contents Product Descript ion ......................................................................................... 2 Product Feature Ident ification ......................................................................... 3 Installati on Preparations .
2 Thank you for purchasing JB L Control Contractor ceiling loudspeakers. Read through this manua l to familiarize y ourself with the feature s, applications and precautions before you use these prod ucts.
3 Product Feature Identific ation Attachment Screw s Tap Selector (on T-versions) Loudspeaker Di Seism ic T ab (secondary support point) Perforated Pre ss - In Grille Steel Backcan Rotating Mounting T.
4 Installation Prepar ations The entire installation can be accomplished, if nece ssary, without requirin g access above the ceiling. Bracketr y for use with either suspended ceilin gs or sheetrock ceilings is included. The speaker is held securel y in place via mounting ears which lock into place.
5 2) The optional PLASTER-RING BRACKET (or “mud ring”) contains a circular offset, forming a edge guide for sheet rock plastering. The bracket has wings that attach to the building structure. Sheet rock is typicall y either precut or cut with a rotary cutting tool using the outside of the plaster ring circle as a guide.
6 STEP-BY-STEP INSTALLATION AND WIRING The installation sy stem has been de signed so that the entire insta llation can be accomplished from beneath the ceilin g, for instances when ac cess above the tile is not possible or practical.
7 Tile Rails: The tile rails are designed to fit either s tandard 24-inch wide tiles or 600-m m wide tiles. The tile rail pieces do NOT p hysically attach to the T-grid struts. Instead, the inverted-V shape at the ends of the rails sit OVER the T-g rid strut.
8 Guide to th e Pins for Con nection -- The removable locking input connector contains 4 terminals, as marked on the conn ector. The pin functions are listed on the label locat ed on the term inal cover pl ate. Pins 2 & 3 are the “+” and “-” inputs to the loudspeake r.
9 Using Loop-Through Terminals (P ins 1 & 4) - - B y connecting the wire pair of the subsequent spea ker to pins 1 & 4, then all subseque nt speakers will be disconnected when this speaker’s conn ector is disconnected durin g for troubleshooting,.
10 Step 5 – Tighten the Strain Relief Fitting & Close the Terminal Cover First, remove the horizontal screw indic ated in the drawing below. Next, loosen the screws holding the fitting’s sliding pieces onto the input-terminal cover b y about a half turn.
11 The strain relief can be tightened in two wa ys, choose whichever is b est for your application: a) Tightening onto plenum cable or bare wire -- Slide the wiring through the strain relief fitting on the termina l cover plate.
12 b) Tightening o nto flexib le or hard c onduit – The supplied fitting accommodates up to 3/8 inch (9.5mm) flexible conduit. S lide the wiring through the strain relief fitting on the terminal cover plate. Insert the conduit into the strain relief fitting .
13 Step 6 – Insert the Speaker Into the Ceiling and T ighten . Insert the speake r into the ceiling as far as it goes, until the front baffle rim touc hes the ceiling .
14 Model Number of Attachment Screws Control 24C & 24C T 3 screw s Control 26C & 26C T 4 screw s Cont rol 19CS & 19CST 5 screw s Step 6 – Conne ct a Seco ndary Support Line to Seism ic Tab – A tab is provided on the back of each sp eaker for connection to a independent seconda ry support point.
15 Step 8 – Insert the Grille – Consider which direction the logo is facing and press the grille into pla ce until the front of the grille is flush with the rim.
16 Safety Agency Compliance Complies with the requirements of UL-2043 Fire Tests for Heat and Visible Smoke Release for Discrete Products and their Accessories Installed in Ai r Handling Spaces, NFPA-70 National Electric Code 1996, Article 300-22(C), and NFPA-90A Installation of Air Conditioning and Ventilation Sy stems, Section 2-3.
17 Replacement Parts There are no us er serviceabl e parts insi de these speake rs. The foll owing replacem ent parts are for r eference onl y . Refer servici ng to an authoriz ed JB L Service Center. Fo r the name of an authorized Service Cent er in your area, contact JB L Professional at the address listed below.
18 JBL Profession al 8500 Balboa Blv d, P.O. Box 2200 Northridge, CA 91329 U.S.A. C EIL ING SPKR MANUA L Rev D A H a r m a n International C o m p a n y.
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 JBL Ceiling Loudspeakers 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 JBL Ceiling Loudspeakers - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso JBL Ceiling Loudspeakers imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul JBL Ceiling Loudspeakers ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il JBL Ceiling Loudspeakers, 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 JBL Ceiling Loudspeakers.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il JBL Ceiling Loudspeakers. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo JBL Ceiling Loudspeakers 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.
