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SERVICE MANUAL

Ver 1.0 2002. 12
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
Circuit system
OTL (output transformerless) circuit
Pulse power supply
Inputs
RCA pin jacks
High level input connector
Outputs
Speaker terminals
Suitable speaker impedance
2 – 8 Ω (stereo)
4 – 8 Ω (when used as a bridging amplifier)
Maximum outputs
Four speakers:
120 W × 4 (at 4 Ω)
150 W × 4 (at 2 Ω)
Three speakers:
120 W × 2 + 300 W × 1 (at 4 Ω)
Rated outputs (supply voltage at 14.4 V)
Four speakers:
60 W × 4 (20 Hz – 20 kHz, 0.04% THD, at 4 Ω)
75 W × 4 (20 Hz – 20 kHz, 0.1% THD, at 2 Ω)
Three speakers:
60 W × 2 + 150 W × 1 (20 Hz – 20 kHz,
0.1% THD, at 4 Ω)
Frequency response
5 Hz – 50 kHz (
Harmonic distortion
0.005% or less (at 1 kHz)
Sony Corporation
9-874-264-01
2002L0400-1
e Vehicle Company
© 2002. 12
Published by Sony Engineering Corporation
XM-460GTX
SPECIFICATIONS
+0
dB)
–5
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 Ω)
Remote input : 1.5 mA
Dimensions
Approx. 387 × 55 × 260 mm
(w/h/d) (15
1/4
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
US Model
Canadian Model
AEP Model
UK Model
E Model
× 2
× 10
in.) not incl.
1/4
1/4
1

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Table of Contents

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   Summary of Contents for Sony XM-460GTX

  • Page 1: Service Manual

    • Never reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be damaged by heat. STEREO POWER AMPLIFIER Sony Corporation 9-874-264-01 2002L0400-1 e Vehicle Company © 2002. 12 Published by Sony Engineering Corporation...
  • Page 2: Table Of Contents

    LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3: General

    XM-460GTX SECTION 1 GENERAL This section is extracted from instruction manual. Location and Function of Controls Emplacement et fonction des commandes 1 POWER/PROTECTOR indicator 1 Indicateur POWER/PROTECTOR POWER/PROTECTOR S’allume en vert en cours de fonctionnement. Lights up in green during operation.
  • Page 4: Connections

    If the fuse blows again after replacement, there may be an internal malfunction. In Remplacement du fusible such a case, consult your nearest Sony dealer. Si le fusible fond, vérifiez le branchement de Warning l’alimentation et remplacez les deux fusibles. S’il saute de nouveau, un mauvais circuit interne peut en être la cause.
  • Page 5 XM-460GTX Input Connections/Connexions d’entrée Speaker Connections/Raccordement de haut-parleurs 4-Speaker System High Level Input Connection (with Input Connection A, C or D) (with Speaker Connection 1, 2 or 3) Système à 4 haut-parleurs Connexion à l’entrée de haut niveau (avec connexion d’entrée...
  • Page 6: Disassembly

    XM-460GTX SECTION 2 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 2-1. BOTTOM PLATE (Page 6) 2-2. MAIN BOARD SECTION (Page 7) 2-4. LED BOARD 2-3. MAIN BOARD, (Page 8) HI-LEVEL BOARD (Page 7) Note : Follow the disassembly procedure in the numerical order given.
  • Page 7: Main Board Section

    XM-460GTX 2-2. MAIN BOARD SECTION 4 P 3x8 3 P 3x8 2 P 3x8 5 MAIN board section 1 P 3x8 heat sink (main) 6 CN850 2-3. MAIN BOARD, HI-LEVEL BOARD 5 HI-LEVEL board 6 bracket (HI-LEVEL) 3 CNP101 claws...
  • Page 8: Led Board

    XM-460GTX 2-4. LED BOARD 1 BTP 3x6 2 LED board heat sink (main)
  • Page 9: Electrical Adjustment

    XM-460GTX SECTION 3 ELECTRICAL ADJUSTMENT Bias Adjustment Note : The Bias adjustment should be performed only if any of Q109 and Q110 for RV104, Q209 and Q210 for RV204, Q309 and Q310 for RV304, and Q409 and Q410 for RV404 are replaced.
  • Page 10: Diagrams

    XM-460GTX SECTION 4 DIAGRAMS • Semiconductor Location (MAIN SECTION) THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS Ref. No. Location Ref. No. Location AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is D101 D-10 Q201 H-12 D141 E-12...
  • Page 11: Block Diagram

    XM-460GTX 4-2. BLOCK DIAGRAM (FRONT) S801-1 PRE AMP FILTER LINE AMP IC801 (1/2) IC806 (1/2) CN810 IC802 (1/2) LOW BOOST OVER LOAD CNJ100-1 LINE FRONT IC806 (2/2) SWITCH SPEAKER Q112 Q102 DIFFERENTIAL DRIVE POWER CNJ802 (1/2) RV801-2 FILTER Q103 Q107...
  • Page 12: Printed Wiring Board -main Section

    XM-460GTX 4-3. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 10 for Semiconductor Location and Common Note on Printed Wiring Boards. JW114 Q803 R806 JW115 Q813 R807 Q814 Q805 R829 R856 C807 C808 Q804 R809 Q812 Q850...
  • Page 13: Schematic Diagram -main Section (1/2)

    XM-460GTX 4-4. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 10 for Common Note on Schematic Diagrams. R129 R133 C133 Q107 D101 R135 R151 R131 RV104 Q109 C125 R106 R137 R145 R117 Q112 Q102 C104 IC806(2/2) C123...
  • Page 14: Schematic Diagram -main Section (2/2)

    XM-460GTX 4-5. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 10 for IC Block Diagram and Common Note on Schematic Diagrams. (Page 13) R856 R812 R821 CN851 CN850 C809 R827 C817 Q805 R800 R807 D811 R854 Q901...
  • Page 15: Printed Wiring Boards -hi-level, Led Section

    XM-460GTX 4-6. PRINTED WIRING BOARDS — HIGH-LEVEL, LED SECTION — • Refer to page 10 for Common Note on Printed Wiring Boards. (Page 12) (Page 12) CNJ101 C220 JW313 JW314 R225 R325 R425 C218 C318 C217 C317 C118 C418 C117...
  • Page 16: Exploded Views

    XM-460GTX SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts number in the exploded views are not supplied. Example : • Items marked “*” are not stocked since KNOB, BALANCE (WHITE) ... (RED) they are seldom required for routine service.
  • Page 17: Main Board Section

    XM-460GTX 5-2. MAIN BOARD SECTION not supplied (HI-LEVEL board) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-249-921-01 PANEL (FRONT) 3-225-183-11 SCREW (+PSW.TT.3XL) A-3274-684-A MAIN BOARD, COMPLETE 3-225-183-01 SCREW (+PSW.TT.3XL) 3-249-924-01 BRACKET (HI-LEVEL) 3-225-184-01 SCREW (+PS.TT.3X6)
  • Page 18: Electrical Parts List

    XM-460GTX SECTION 6 HI-LEVEL MAIN ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in • Items marked “*” are not stocked since When indicating parts by reference the parts list may be different from the they are seldom required for routine service.
  • Page 19 XM-460GTX MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C221 1-164-489-11 CERAMIC CHIP 0.22uF C806 1-115-339-11 CERAMIC CHIP 0.1uF C222 1-163-251-11 CERAMIC CHIP 100PF C807 1-162-962-11 CERAMIC CHIP 470PF C223 1-126-786-11 ELECT 47uF C808 1-162-962-11 CERAMIC CHIP...
  • Page 20 XM-460GTX MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < DIODE > 1-216-296-11 SHORT CHIP 1-216-296-11 SHORT CHIP D101 8-719-016-74 DIODE 1SS352 1-216-296-11 SHORT CHIP D141 8-719-017-03 DIODE 02DZ4.7-TPH3 1-216-296-11 SHORT CHIP D201 8-719-016-74 DIODE 1SS352...
  • Page 21 XM-460GTX MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q408 8-729-051-72 TRANSISTOR 2SC2881-Y(TE12L.C) R135 1-216-809-11 METAL CHIP 1/10W Q409 8-729-924-78 FET IRF540 R136 1-216-809-11 METAL CHIP 1/10W Q410 8-729-053-85 FET IRF9540 R137 1-216-845-11 METAL CHIP...
  • Page 22 XM-460GTX MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R309 1-216-833-11 METAL CHIP 1/10W R424 1-216-033-00 METAL CHIP 1/10W R310 1-218-867-11 METAL CHIP 6.8K 1/10W R426 1-216-821-11 METAL CHIP 1/10W R311 1-216-827-11 METAL CHIP 3.3K...
  • Page 23 XM-460GTX MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R903 1-216-836-11 METAL CHIP 1/10W MISCELLANEOUS R904 1-216-836-11 METAL CHIP 1/10W *************** R905 1-216-849-11 METAL CHIP 220K 1/10W R906 1-216-210-00 RES-CHIP 3.3K 1/8W F901 1-576-256-11 FUSE (BLADE TYPE) (AUTO FUSE) (25A)
  • Page 24 XM-460GTX REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2002. 12...

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