What is included?
When first unpacking your new amplifier, please check first that the package contains all of the items below. If something is missing, contact the store where you purchased the amplifier.
•Class D amplifier
•Remote subwoofer level control
•Remote subwoofer control cable
•DataLink cable (for strapping two identical PHANTOM
Class D amps together)
•Four (4) mounting screws
General precautions
Before installing and using your new 
amplifier, please become fa-
miliar with all the information con- tained in this manual.
Please keep this manual in a safe place for future reference.
•Do not open or attempt to repair this unit yourself. Dangerous high voltages are present which may result in electric shock. Refer any repairs to a qualified service technician.
•To avoid risk of electronic shock or damage to the amplifier, do not permit any of this equipment to become damp or wet from water or drinks. If this does occur, immediately unplug the power wires and send the amplifier to your local dealer or service center as soon as possible.
•If there is smoke or any peculiar odor present during use or if there is damage to any of the component enclosures, immediately unplug the power cord and send the amplifier to your local dealer or service center as soon as possible .
Installation precautions
Before you drill or cut any holes, investigate your car's layout very carefully. Take special care when you work near the gas tank, fuel lines, hydraulic lines and electrical wiring.
Never operate the amplifier when it is unmounted. Attach all audio system components securely to prevent damage, especially in an accident.
Before making or breaking power connections in your system, disconnect the vehicle battery. Confirm that your head unit or other equipment is turned off while connecting the input jacks and speaker terminals.
If you need to replace the power fuse, replace it only with a fuse identical to that supplied with the amplifier. Using a fuse of a different type or rating may result in damage to your audio system or your amplifier which is not covered by the manufacturer's warranty.
Mounting the amplifier
1.Find a suitable location in the vehicle in which to mount the amplifier.
2.Make sure there is sufficient air circulation around the intended mounting location.
PH3000D/PH4000D/PH5000D Amplifier User’s Manual - page 3