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Now downloading free:Sony XM444W

Sony XM444W free download

Car audio systems and stereo equipment, amplifiers, speakers, subwoofers, cd changer, mp3 player - Pioneer, Alpine, Sony, Kenwood, Clarion, JVC - service manuals and repair guides

File information:
File name:Sony-XM444W caramp.pdf
[preview XM444W]
Size:1265 kB
Extension:pdf
Mfg:Sony
Model:XM444W 🔎
Original:
Descr:car amplifier
Group:Electronics > Automobile > Car Audio
Uploaded:06-08-2010
User:AndyMn
Multipart:No multipart

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File name Sony-XM444W caramp.pdf

XM-444W SERVICE MANUAL Ver 1.1 2003. 02 US Model SPECIFICATIONS AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION 35 watts per channel minimum continuous average power into 4 ohms, both 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 OTL (output transformerless) circuit Pulse power supply Inputs RCA pin jacks High level input connector Input level adjustment range 0.3 ­ 6 V (RCA pin jacks), 0.6 ­ 12 V (High level input) Outputs Speaker terminals Speaker impedance 2 ­ 8 (stereo) 4 ­ 8 (when used as a bridging amplifier) Maximum outputs 4 Speakers: 80 W × 4 (at 4 ) 3 Speakers: 80 W × 2 + 222 W × 1 (at 4 ) 2 Speakers: 222 W × 2 (at 4 ) Rated outputs (supply voltage at 14.4 V) 4 Speakers: 35 W × 4 (20 Hz ­ 20 kHz, 0.04% THD, at 4 ) 40 W × 4 (20 Hz ­ 20 kHz, 0.1% THD, at 2 ) 2 Speakers: 80 W × 2 (20 Hz ­ 20 kHz, 0.1% THD, at 4 ) Frequency response 5 Hz ­ 80 kHz ( +0 dB) ­3 Harmonic distortion 0.005% or less (at 1 kHz, 4 , 10 W) Low-pass filter 80 Hz, ­18 dB/oct High-pass filter 80 Hz, ­12 dB/oct Power requirements 12 V DC car battery (negative ground) Power supply voltage 10.5 ­ 16 V Current drain at rated output : 20 A (4 , 35 W × 4) Remote input : 1.5 mA Dimensions Approx. 260 × 55 × 180 mm (w/h/d) not incl. projecting parts and controls Mass Approx. 2.4 kg not incl. accessories Supplied accessories Mounting screws (4) High level input cord (1) Protection cap (1) Design and specifications are subject to c hange without notice. Circuit system STEREO POWER AMPLIFIER 9-873-977-02 2003B0400-1 © 2003. 02 Sony Corporation e Vehicle Company Published by Sony Engineering Corporation 1 XM-444W PROTECTOR OPERATION CHECK Thermal Protect 1. Short across TH801 with the power on. 2. Verify that the protector is operated and LD801 illuminates red. 3. Verify that the protector is released and LD801 illuminates green when the short is removed. 4. Likewise, perform items 1 to 3 for TH802 and TH803. Over Current Protect 1. Short between the positive and negative sides of the speaker output terminal CN802 with the power on. (Perform this shorting for each channel on FRONT and REAR.) 2. Verify that the protector is operated and LD801 illuminates red. 3. Verify that the protector is not released and LD801 remains red even when the short is removed. 4. Verify that the protector is released and LD801 illuminates green when the power is turned off and then on again. Offset Protect 1. Short between the +12V terminal of CN801 and the BTL+ or BTL­ of the speaker output terminal CN802. (Short between +12V terminal and BTL+ and between +12V terminal and BTL­.) 2. Verify that the protector is operated and LD801 illuminates red. 3. Verify that the protector is not released and LD801 remains red even when the short is removed. 4. Verify that the protector is released and LD801 illuminates green when the power is turned off and then on again. Chassis Sho

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