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XM-404EQX/604EQX
SERVICE MANUAL
US Model Canadian Model AEP Model UK Model E Model
Photo : XM-604EQX
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (US, Canadian model) POWER OUTPUT AND TOTAL HARMONIC DISTORTION 40 (404EQX), 60 (604EQX) watts per channel minimum continuous average power into 4 ohms, four channels driven from 20 Hz to 20 kHz with no more than 0.04% total harmonic distortion per Car Audio Ad Hoc Committee standards. Other Specifications
Circuit system OTL (output transformerless) circuit Frequency response 5 Hz � 100 kHz (+0 dB)
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Pulse power supply Inputs RCA pin jacks High level input connector Outputs Speaker terminals Speaker impedance 2 � 8 � (stereo) 4 � 8 � (when used as a bridging amplifier) Maximum outputs XM-404EQX: Four speakers: 80 watts � 4 (at 4 �) Three speakers: 80 watts � 2 + 200 watts � 1 (at 4 �) Two speakers: 200 watts � 2 (at 4 �) XM-604EQX: Four speakers: 120 watts � 4 (at 4 �) Three speakers: 120 watts � 2 + 300 watts � 1 (at 4 �) Two speakers: 300 watts � 2 (at 4 �) Rated outputs (supply voltage at 14.4 V) XM-404EQX: Four speakers: 40 watts � 4 (20 Hz � 20 kHz, 0.04% THD, at 4 �) 50 watts � 4 (20 Hz � 20 kHz, 0.1% THD, at 2 �) Two speakers: 100 watts � 2 (20 Hz � 20 kHz, 0.1% THD, at 4 �) XM-604EQX: Four speakers: 60 watts � 4 (20 Hz � 20 kHz, 0.04% THD, at 4 �) 75 watts � 4 (20 Hz � 20 kHz, 0.1% THD, at 2 �) Two speakers: 150 watts � 2 (20 Hz � 20 kHz, 0.1% THD, at 4 �)
Harmonic distortion 0.005% or less (at 1 kHz, 4 �) Input level adjustment range 0.2 � 4.0 V (RCA pin jacks) 0.4 � 8.0 V (High level input) High-pass filter 50 � 200 Hz, �12 dB/oct Low-pass filter 50 � 200 Hz, �12 dB/oct Equalizer 50 Hz, 200 Hz, 800 Hz, 3.2 kHz, 12.8 kHz ±12 dB Power requirements 12 V DC car battery (negative ground) Power supply voltage 10.5 � 16 V Current drain At rated output: 23 A Remote input: 1.5 mA Dimensions Approx. 260 � 55 � 320 mm (w/h/d) (10 1/4 � 2 1/4 � 12 5/8 in.) not incl. projecting parts and controls Mass XM-404EQX: Approx. 3.2 kg (7 lb. 1 oz.) not incl. accessories XM-604EQX: Approx. 3.3 kg (7 lb. 4 oz.) not incl. accessories Supplied accessories Mounting screws (4), Terminal cap (1) Design and specifications are subject to change without notice.
