Phoenix Gold RSD250.2 Owner'S Manual Download Page 6

RSd AMPLIFIERS 

2 CHANNEL OWNER’S MANUAL

Phoenix Gold International, Inc. • 9300 North Decatur St. Portland, OR 97203 • 503.286.9300 • www.phoenixgold.com

INSTALLATION

Note: Verify that your vehicle does not have a positive ground electrical system, 
this is very rare.  A positive ground system is the reverse of most standard 
vehicles in that the + battery terminal is connected to the vehicle chassis and is 
typically found in some older European vehicles. If you have any questions do 
not proceed until you have verified this.  If it is a positive ground electrical system 
please contact your dealer for assistance. 

Caution: Please follow all the installation recommendations and instructions 
in this manual.  Installation in any manner not outlined in the manual will 
void your warranty and may possibly cause damage to the vehicle and/or 
the amplifier.

Warning: The battery ground should remain DISCONNECTED at all stages 
of installation.

LOCATION/MOUNTING

When selecting a location to mount your amplifier, please keep in mind that 
electronics are sensitive to vibration, moisture, and heat.  Make sure the amplifier 
is mounted in an area with ample ventilation and is not exposed to moisture or 
external heat.  For proper cooling, it is recommended to mount the amplifier 
horizontal or vertical but not upside-down.   Automobiles have a certain level 
of normal vibration and we have designed the product with this in mind, but 
excessive vibration may cause damage over time.  Using the amplifier for a 
template, mark the mounting holes in your selected area while following the 
preceding guidelines. Verify that you are not going to damage sensitive vehicle 
systems by drilling where you have selected (look for gas tank, wires, etc…). 
Remove the amplifier and pre-drill the locations for size screws/bolts that you 
have selected that fit the amplifier and your installation purposes, permanently 
mount the amplifier to selected location.

Figure 3. Typical System connection

Note: It is best to mount the amplifier to some form of insulating surface, such 
as MDF, so that the chassis of the amplifier does not come in contact with the 
vehicle chassis (if a single screw makes contact with both the amplifier and 
vehicle chassis, it is the same as no insulator).  This will lessen the possibility of 
any ground related noises and will shield minor amounts of radiated noises.
 

INPUT CONNECTIONS

Connect RCA input jacks of the Amplifier to the output of the Source Unit (i.e. 
Radio, Cassette player or CD player). 

SPEAKER CONNECTIONS

When connecting the Amplifier to the Speakers, use heavy gauge speaker wires 
for these connections (16AWG minimum for stereo and 14AWG minimum for 
mono/bridged).

FOR STEREO MODE

Note: We recommend that the total speaker load is no less than 2 ohms per 
channel

Connect the Right (+) and (– ) speaker output terminals of the amplifier to the 
corresponding (+) and (–) terminals of the Right side speaker. Connect the Left (+) 
and (–) speaker output terminals of the amplifier to the corresponding (+) and (–) 
terminals of the Left side speaker.

Figure 4: Stereo Connection

BRIDGED/MONO OPERATION

Note: For bridged/mono operation, we recommend that the minimum total 
speaker load is no less than 4 ohms. (when two channels are bridged, each 
channel will see half of the total speaker load)

Connect the left positive (+) speaker output of the amplifier to the positive input 
terminal of the speaker. Connect the right negative (“–”) speaker output of the 
amplifier to the negative input terminal of the speaker.

Figure 5: Bridged Single Woofer Connection

CAUTION: ANY DEVIATION FROM THE ABOVE SPEAKER CONNECTION 
MAY CAUSE SERIOUS DAMAGE TO THE AMPLIFIER AND/OR SPEAKERS. 
PLEASE DOUBLE CHECK THE CONNECTION BEFORE TURNING THE 
SYSTEM ON.

Figure 3. Typical System Connection

Figure 4: Stereo Connection

Figure 5: Bridged Single Woofer Connection

Head Unit

Battery

Alternator

Fuse

Remote Lead

Head Unit

Subwoofer

Speakers

Head Unit

Summary of Contents for RSD250.2

Page 1: ...e Please read your warranty and retain your receipt and original carton for possible future use Great product and competent installations are only one piece of the puzzle when it comes to your system...

Page 2: ...ty Any applicable implied warranties are limited in duration to the period of the express warranty as provided herein beginning with the date of the original purchase at retail and no warranties wheth...

Page 3: ...om as low as 200 mV to as high as 8 0 volts by adjusting the control on the Input Panel MULTI FUNCTION PROTECTION INDICATOR When the red protect indicator lights up it signi es a high operating temper...

Page 4: ...CH Set to HP for mid and highs BY bypass for full range or when using external processing LP for subwoofer 5 FREQUENCY SELECTOR FREQ Allows variable adjustment from 40 to 400Hz when HP or LP are selec...

Page 5: ...his connection allows for connection of our remote voltage display optional so that you can monitor the applied voltage at the ampli er in real time 13 LEFT RIGHT SPEAKER OUTPUT TERMINAL Used to conne...

Page 6: ...your installation purposes permanently mount the ampli er to selected location Figure 3 Typical System connection Note It is best to mount the ampli er to some form of insulating surface such as MDF s...

Page 7: ...rails steering column etc connecting one end to the ampli ers terminal and connecting the other end to a proper sized fuse link within 18 inches of the positive post on the battery If possible do not...

Page 8: ...source unit s fader control Check the ampli er s Input Sensitivity Level Frequent automatic ampli er shut down This indicates that the ampli er is operating at a continually undesirable high internal...

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