Installation Guide

ManualsBrandsJBL ManualsLandscape SubwoofeJBL GSB8 In-Ground Landscape Subwoofe

Installation Guide

GSB8 & GSB12 In-Ground Landscape Subwoofers

CAUTION: Installation must be done by qualified persons using safe

installation standards.

The installer is responsible for proper selection and use of hardware and to

install the speakers in a safe and durable manner.

Wire Connection

• CABLE-- The GSB speakers come with a captive multi-conductor 1-meter-long cable with bare-wire ends for connection via an

external installer-provided weather-proof junction box.

o Connection Method – Use professional wire nuts or other safe, long-term connectors that are appropriate for the

installation conditions and that are sized properly for wire gauge(s) and for the number of wires to be connected

together in the connector.

• Important: Cut off all unused wires in a way that ensures that none of them will short to any of the

other wires.

•

Δ Code Requirements -- Typical wiring entails protected connections inside installer-provided water-

proof junction box, with cable entering junction box via water-tight fitting that is sized appropriately for

wire jacket diameter (see below). However, always wire in accordance with code requirements.

CABLE

BASE PLATE with 4 x EDGE TABS

CABINET

PORT CAP

PORT

HANDLES (x2)

Summary of content (6 pages)

PAGE 1
Installation Guide GSB8 & GSB12 In-Ground Landscape Subwoofers CAUTION: Installation must be done by qualified persons using safe installation standards. The installer is responsible for proper selection and use of hardware and to install the speakers in a safe and durable manner.
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o Color Connection Code • Low-Impedance (6Ω, for GSB8 and GSB12) • • Black = Negative (-) and Red = Positive (+) High-Impedance (70V or 100V distributed systems): Wiring Charts: GSB8 Cable Wire Color Blue Black Black with White Stripe Gray Green Yellow Red ↓ For Low-Z Input (6Ω) N/C From Amp – (negative) N/C N/C N/C N/C From Amp + (positive) ↓ For High-Z (70V/100V) Connect Blue and Black in Parallel From Amp – (negative) 25W @ 70V; 50W @100V 50W @ 70V; 100W @ 100V 100W @ 70V, N/C @ 100V N/C N/C = N
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BASE PLATE • The GSB subwoofer can be installed either with or without the included BASE PLATE. Even though the speaker typically gets installed into the ground, the BASE PLATE provides additional EDGE TABS that can provide added security and stability. The tabs make it more difficult to pull the subwoofer out of the ground. In addition, the 8.5 mm (0.
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Installation into the Ground E [Above-Ground Extension to Bottom of PORT CAP – min 100 mm (4 in.)] D [Depth] W [Width] • Location -- Locate the subwoofer in an area that will not flood with standing water, and where there is good drainage. • Above Ground Extension Height [E] – Plan for an Extension [E] above ground level (from ground to bottom of PORT CAP) a minimum of 10 cm (4 in.). Increase as needed for conditions (greater, for example, may be appropriate in areas where deep snow occurs).
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Ingress Protection (IP) Rating • Overall -- The overall Ingress Protection rating of the installed GSB subwoofer speaker (as described above) is IP66. • Bottom Cabinet – The rating of the bottom cabinet portion of the GSB subwoofer – up to the middle of the PORT – is IP68. Applications Tips • GSF/GSB Ratios -- The GSB subwoofers can be utilized with a wide variety of full-range or mid-high satellite loudspeakers.
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CONTACT INFORMATION Harman Professional Headquarters 8500 Balboa Blvd. Northridge, CA 91329 USA +1 (800) 852-5776 www.jblpro.com Worldwide Customer Service Monday - Friday 8:00am - 5:00pm PCT +1 (800) 8JBLPRO (800-852-5776) support@jblpro.com www.JBLservice.com HARMAN USA Technical Support Monday - Friday 8:00am - 5:00pm +1 [844] 776-4899 hprotechsupportusa@harman.com www.harman.com Harman Professional London Harman Westside Hemel Hempstead, HP3 9TD London, UK +44 (0)1707 668034 www.harman.