Boston Acoustics GTA 500M Installation Manual Download | Manualshive

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Summary of Contents for GTA 500M

Page 1: ...High Performance Monoblock Amplifiers ...

Page 2: ...0hm Mono 4 0hm Mono Impedance Stability Frequency Response 3dB Signal to Noise Ratio A Weighted THD N Lowpass Crossover Frequency Range Slope dB Per Octave Subsonic Filter Highpass Frequency Range Slope dB Per Octave Signal Voltage Input Range Low Level RCA Input Speaker Level Input Fuse Amp Rating ATC Dimensions Width Height Depth Parts List Owners Manual 3mm Hex Wrench 4mm Hex Wrench Speaker Lev...

Page 3: ... Ground Status LED The Boston Logo will illuminate Blue under normal operating conditions The LED will illuminate Red during start up and under fault conditions If the LED is still red after start up please refer to troubleshooting on page B Speaker Level Input Cable GTA amplifiers offer a dedicated speaker level input for ease installation into factory systems when an RCA low level signal is not ...

Page 4: ...electrical system Wire Routing Do not run the power wire near any low level signals or audio cables such as the RCAs from the head unit Noise can be introduced into the amplifier when this occurs It is helpful to diagram the wire layout first before any installation is initiated Choose the Mounting Location Plan your installation so that the amplifier is mounted where adequate ventilation is avail...

Page 5: ...ials that may insulate the ground wire from making proper connection Tighten the 12v and GND terminals with the supplied 4mm 3mm on GTA 500m hex wrench to secure the wire into the terminals If the power wire must be routed through a drilled or existing hole use a nylon panel grommet to prevent the insulation from fraying Failure to do so could lead to an electrical short if the wire insulation is ...

Page 6: ...this will be at the end of the volume control range WARNING A distorted signal from the head unit sent to the amplifier can cause speaker failure at higher listening levels 3 Input Sensitivity Control Gain Turn control refer to the diagram on page 3 all the way counterclockwise minimum position In this position the amplifier will be less sensitive to the input signal from the head unit Slowly rota...

Page 7: ... You may find while setting the Q Tune TM that over excursion may be detected in the subwoofer s lowering the Q Tune TM input sensitivity or raising the highpass crossover point will eliminate this Minor adjustments to each setting are required to fine tune the sys tem Setting the Q TuneTM is a subtle process It is recommended that the Q TuneTM set ting be left in the 0 7 position and adjusted onl...

Page 8: ... LED Lit Amplifier in Thermal Protection Mode Verify Amplifier is mounted with adequate space around heatsink Amplifier is not mounted under carpet Speakers meet correct impedance for application mono or stereo hookup Amplifier not Turning ONn RED LED Lit Amplifier not Connected to a Shorted Speaker Verify Speaker crossover is not defective High level cables from speaker to amplifier are not short...

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