Boston acoustics GT-50 - Manual

6 Mechanical Functions Recessed RCA Inputs The input jacks are recessed into the body of the amplifier to provide clear-ance in tight mounting locations. Control Cover Removal and Reinstallation The cover panel is secured with two (2) captive coin-slotted screws. Coin-slot-ted screws allow a coin ed...

Mechanical Functions (cont.) Vents (Side and Rear) The cooling vents must be kept clear of obstructions once the amplifier is installed. Failure to do this couldlead to premature thermal shutdown or amplifier failure. Amplifier Linking The design of the side panels enables multiple amplifiers to be ...

8 Before You Install Before you install the unit, disconnect the negative (–) battery cable in the engine compartment of the vehi-cle. Doing so will prevent damage to both the electrical system of the vehicle and the amplifier during installation. Wire Routing Do not run the power wire near any low-...

13mm ( 1 / 2 ”) 225mm (8 7 / 8 ”) S U B W O O F E R O U T P U T H I G H PA S S O F F O N 5 0 . 2 V I N P U T S E N S I T I V I T Y 2 . 6 2 0 3 5 0 H z 2 0 0 R E M O T E P O W E R B + B + P O W E R G N D G N D F U S E 3 x 3 0 A F R O N T S P E A K E R O U T P U T L R R E A R S P E A K E R O U T P U T...

10 Passenger and Trunk Compartment Mounting If the amplifier is mounted under a seat, be sure that the vents do not becomeblocked. Do not allow seat padding or other obstructive material to pressdown on the amplifier. All Boston GT amplifiers have top panel controls. If the amplifier is mountedunder...

F R O N T S P E A K E R O U T P U T L R R E A R S P E A K E R O U T P U T L R Power/B+ and Power/GND Connection Strip approximately 5 / 8 " (16mm) of insulation. The positive (+) power wire is installed into the amplifier terminal marked “B+.” The negative (–) wireis installed into the terminal ...

12 Mono Subwoofer Operation Connect either a 2-ohm or 4-ohm subwoofer to a single (+) and (-) terminal (see System A, page 16).When using two (2) subwoofers, each subwoofer should be a minimum 4-ohm [or higher] impedance,(see System B, page 17). WARNING! Subwoofer impedance must not fall below 2 ohm...

14 8) FRONT and REAR “Q” Controls Once the FRONT highpass crossover point has been determined, use theFRONT “Q” control to increase the bass information centered around thecrossover point. Setting the front “Q” control is done in conjunction with setting the levels onthe input sensitivity and highpa...

16 System Examples SYSTEM A—Fr ont, Rear , and Single 2 Ω Subwoofer (2 Ω load) L R L R ONO N SAFES A F E 6.5 LF 6.5LF fuse to + batt er y t e rminal to g round fuse to + batt er y t e rminal to gr ound 12.5LF 6.5 LF 6.5LF

18 Amplifier Troubleshooting Guide Status LEDs on Amplifier not Lit — Head Unit (Source) Turned “ON” Verify Remote turn-on wire from source to amplifier has proper voltagePower (B+) connections at amplifier, terminal blocks, and battery are secureGround (GND) connections at amplifier and vehicle cha...

19 Contact and Warranty Information 300 Jubilee Drive Peabody, MA 01960 U.S.A. (978) 538-5000 Boston, Boston Acoustics, and the Boston logo areregistered trademarks of Boston Acoustics, Inc. © 2003 Boston Acoustics, Inc. All rights reserved.Specifications subject to change without notice. P/N 042-00...