File name Sony-XM460GTX caramp.pdfXM-460GTX
SERVICE MANUAL
Ver 1.0 2002. 12
US Model Canadian Model AEP Model UK Model E Model
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS (US MODEL) POWER OUTPUT AND TOTAL HARMONIC DISTORTION 60 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 Outputs Speaker terminals Suitable speaker impedance 2 8 (stereo) 4 8 (when used as a bridging amplifier) Maximum outputs Four speakers: 120 W × 4 (at 4 ) 150 W × 4 (at 2 ) Three speakers: 120 W × 2 + 300 W × 1 (at 4 ) Rated outputs (supply voltage at 14.4 V) Four speakers: 60 W × 4 (20 Hz 20 kHz, 0.04% THD, at 4 ) 75 W × 4 (20 Hz 20 kHz, 0.1% THD, at 2 ) Three speakers: 60 W × 2 + 150 W × 1 (20 Hz 20 kHz, 0.1% THD, at 4 ) Frequency response 5 Hz 50 kHz ( +0 dB) 5 Harmonic distortion 0.005% or less (at 1 kHz) Circuit system Input level adjustment range 0.3 6.0 V (RCA pin jacks) 1.2 12 V (High level input) High-pass filter 50 300 Hz, 12 dB/oct Low-pass filter 50 300 Hz, 12 dB/oct Low boost 0 10 dB (40 Hz) Power requirements 12 V DC car battery (negative ground) Power supply voltage 10.5 16 V Current drain at rated output : 32 A (4 ) Remote input : 1.5 mA Dimensions Approx. 387 × 55 × 260 mm (w/h/d) (15 1/4 × 2 1/4 × 10 1/4 in.) not incl. projecting parts and controls Mass Approx. 3.5 kg (7 lb. 11 oz.) not incl. accessories Supplied accessories Mounting screws (4) High level input cord (1) Protection cap (1) Design and specifications are subject to change without notice.
Notes on Chip Component Replacement · Never reuse a disconnected chip component. · Notice that the minus side of a tantalum capacitor may be damaged by heat.
STEREO POWER AMPLIFIER
9-874-264-01
2002L0400-1 © 2002. 12
Sony Corporation
e Vehicle Company Published by Sony Engineering Corporation
1
XM-460GTX
TABLE OF CONTENTS 1. GENERAL
Location and Function of Controls ... 3 Connections ... 4
2. DISASSEMBLY
2-1. 2-2. 2-3. 2-4. Bottom Plate ... 6 Main Board Section ... 7 Main Board, Hi-level Board ... 7 LED Board ... 8
3. ELECTRICAL ADJUSTMENT ... 9 4. DIAGRAMS
4-1. 4-2. 4-3. 4-4. 4-5. 4-6. IC Block Diagram ... 10 Block Diagram ... 11 Printed Wiring Board Main Section ... 12 Schematic Diagram Main Section (1 |