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Sony XM-1505SX Service Manual

Stereo power amplifier
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XM-1505SX/1805GX
SERVICE MANUAL
Ver 1.1 2001.06
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
40 watts/150 watts per channel minimum continuous average power into
4 ohms, 5channels driven from 50 Hz (1505SX), 20 Hz (1805GX) to
20 kHz/20 Hz to 300 Hz (subwoofer) 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
Outputs
Speaker terminals
Through out pin jacks
2 – 8 Ω (stereo)
Speaker impedance
4 – 8 Ω (when used as a bridging amplifier)
1.3 – 8 Ω (only for subwoofer output) (XM-1805GX)
80 watts × 4 + 300 watts × 1 (at 4 Ω)
Maximum outputs
Rated outputs (supply voltage at 14.4 V)
5 Speakers:
1505SX:
40 watts × 4 (50 Hz – 20 kHz, 0.04%
THD, at 4 Ω) + 150 watts × 1 (20 –
300 Hz, 0.04% THD, at 4 Ω)
60 watts × 4 (50 Hz – 20 kHz, 0.1%
THD, at 2 Ω) + 180 watts × 1 (20 –
300 Hz, 0.1% THD, at 2 Ω)
1805GX:
40 watts × 4 (Front: 50 Hz – 20 kHz,
Rear: 20 Hz – 20 kHz, 0.04% THD, at
4 Ω) + 150 watts × 1 (20 – 300 Hz,
0.04% THD, at 4 Ω)
60 watts × 4 (Front: 50 Hz – 20 kHz,
Rear: 20 Hz – 20 kHz, 0.1% THD, at
2 Ω) + 180 watts × 1 (20 – 300 Hz,
0.1% THD, at 2 Ω)
120 watts × 2 (50 Hz – 20 kHz, 0.1%
3 Speakers:
THD, at 4 Ω) + 150 watts × 1 (20 –
300 Hz, 0.04% THD, at 4 Ω)
Sony Corporation
9-870-240-12
2001F0400-1
e Vehicle Company
© 2001.6
Shinagawa Tec Service Manual Production Group
Photo: XM-1805GX

SPECIFICATIONS

Frequency response
Harmonic distortion
Input level adjustment range
High-pass filter
Low-pass filter
Phase shift adjustment range (XM-1805GX)
Power requirements
Power supply voltage
Current drain
Dimensions
Mass
Supplied accessories
Design and specifications are subject to change without
notice.
STEREO POWER AMPLIFIER
US Model
Canadian Model
XM-1505SX/1805GX
E Model
+0
5 Hz – 50 kHz (
dB)
–3
0.005% or less (at 1 kHz, 4 Ω)
0.2 – 6.0 V (RCA pin jacks)
50 – 300 Hz, –12 dB/oct
50 – 300 Hz, –12 dB/oct
0° – 180° (at 40 Hz) (only for subwoofer output)
12 V DC car battery
(negative ground)
10.5 – 16 V
at rated output : 42 A
Remote input : 1.0 mA
Approx. 358 × 50 × 264 mm
× 2
× 10
(w/h/d) (14
in.) not incl.
1/8
1/4
1/2
projecting parts and controls
Approx. 3.5 kg (7 lb. 11 oz.) not incl. accessories
Mounting screws (4)
XM-1505SX
1

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  Summary of Contents for Sony XM-1505SX

  • Page 1: Specifications

    XM-1505SX/1805GX SERVICE MANUAL US Model Canadian Model Ver 1.1 2001.06 XM-1505SX/1805GX E Model XM-1505SX Photo: XM-1805GX SPECIFICATIONS AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION 40 watts/150 watts per channel minimum continuous average power into 4 ohms, 5channels driven from 50 Hz (1505SX), 20 Hz (1805GX) to 20 kHz/20 Hz to 300 Hz (subwoofer) with no more than 0.04% total...
  • Page 2 SECTION 1 SERVICE NOTE TABLE OF CONTENTS NOTE FOR REPLACEMENT OF Q510 AND Q512 When replacing Q510 and Q512, remove C937 and then remove 1. SERVICE NOTE ..............2 the screw securing the heat sink (retainer plate). 2. GENERAL Location and Function of Controls .......... 3 heat sink (retainer plate) Connections ................
  • Page 3 SECTION 2 GENERAL This section is extracted from instruction manual.
  • Page 6: Plate, Bottom

    SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. PLATE, BOTTOM 3 BTP 3x6 2 BTP 3x6 1 BTP 3x6 4 P 2.6x2.8 5 plate, bottom 7 sheet, insulating 3-2. AMP BOARD SECTION 1 B.TT. 3x14 2 B.TT.
  • Page 7: Amp Board, Hpf Board, Lpf Board

    3-3. AMP BOARD, HPF BOARD, LPF BOARD 4 BVTT 3x5 7 BVTT 3x5 6 HPF board 9 LPF board 5 CNP806 0 AMP board 2 P 3x8 8 CNP807 3 panel (5ch), front 1 P 3x8 3-4. LED BOARD 1 BTP 3x6 2 LED board heat sink (main)
  • Page 8: Electrical Adjustment

    SECTION 4 ELECTRICAL ADJUSTMENT Bias Adjustment Adjustment Location : Note : The Bias adjustment should be performed only if any of – AMP BOARD (COMPONENT SIDE) – Q106, Q107, Q206, Q207, Q306, Q307, Q406, Q407, Q506 Q507 and Q509 to Q512 are replaced. VR401 BIAS ADJUSTMENT Setting :...
  • Page 9: Block Diagram

    XM-1505SX/1805GX SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM LINE AMP LINE PRE AMP IC804(1/2) SWITCH LEVEL SHIFT RV802 IC801(1/2) Q116 CN804 IC802(2/2) (3/4) DIFFERENTIAL DRIVE POWER CNJ805-1 Q101 Q103 Q107 RV802 VR101 (1/4) BIAS OVER LOAD RV802 BIAS Q108 Q105 S801...
  • Page 10 • Semiconductor Location (AMP 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 D506 Q205 E-14 D507 Q206 E-14 printed in each block.) D801 Q207 D-14...
  • Page 11: Printed Wiring Board –Amp Section

    XM-1505SX/1805GX 5-2. PRINTED WIRING BOARD — AMP SECTION — • Refer to page 10 for Semiconductor Location. AMP BOARD R428 R929 R930 Q405 R915 R916 Q407 Q406 D908 D907 D802 C953 R427 C952 D918 Q913 Q912 Q907 Q906 TP401 D906...
  • Page 12: Schematic Diagram –Amp Section (1/2)

    XM-1505SX/1805GX 5-3. SCHEMATIC DIAGRAM — AMP SECTION (1/2) — (Page 15) (Page 15) (Page 15) (Page 15) (Page 13)
  • Page 13: Schematic Diagram –Amp Section (2/2)

    XM-1505SX/1805GX 5-4. SCHEMATIC DIAGRAM — AMP SECTION (2/2) — • Refer to page 10 for IC Block Diagram. (Page 12) (Page 15) • Waveform 1V/DIV, 5µsec/DIV 3.4Vp-p 15µsec IC901, 902...
  • Page 14: Printed Wiring Boards –Hpf, Lpf, Led Section

    XM-1505SX/1805GX 5-5. PRINTED WIRING BOARDS — HPF, LPF, LED SECTION — (Page 11) AMP BOARD CNP807 (Page 11) AMP BOARD CNP806 LPF BOARD HPF BOARD 1805GX R861 IC805 CNJ807 CNJ806 1805GX D851 1505SX D924 R858 R860 IC803 D927 D925 IC810...
  • Page 15: Schematic Diagram –Hpf, Lpf, Led Section

    XM-1505SX/1805GX 5-6. SCHEMATIC DIAGRAM — HPF, LPF, LED SECTION — (Page 12) (Page 12) (Page 13) (Page 12) (Page 12)
  • Page 16: Heat Sink (Main) Section

    SECTION 6 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts • Accessories and packing materials and 6-2. AMP BOARD SECTION number in the exploded views are not supplied. Example : hardware (# mark) list are given in •...
  • Page 17: Electrical Parts List

    SECTION 7 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. number, please include the board.
  • Page 18 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C802 1-162-970-11 CERAMIC CHIP 0.01uF C940 1-126-063-11 ELECT 100uF C803 1-162-962-11 CERAMIC CHIP 470PF C941 1-126-063-11 ELECT 100uF C804 1-126-049-11 ELECT 22uF C942 1-162-964-11 CERAMIC CHIP 0.001uF C805 1-162-962-11 CERAMIC CHIP 470PF C943...
  • Page 19 Ver 1.1 2001.06 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D918 8-719-079-01 DIODE FRH10A15 JR36 1-216-864-11 METAL CHIP 1/16W D919 8-719-016-74 DIODE 1SS352 (1505SX) D920 8-719-016-74 DIODE 1SS352 JR40 1-216-864-11 METAL CHIP 1/16W D921 8-719-025-51 DIODE 02CZ18-TE85L JR41 1-216-296-11 SHORT D922...
  • Page 20 Ver 1.1 2001.06 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q402 8-729-014-85 TRANSISTOR 2SA1618-YGRTE85R R119 1-216-829-11 METAL CHIP 4.7K 1/16W Q403 8-729-140-82 TRANSISTOR 2SA988-PAFAEA R120 1-216-835-11 METAL CHIP 1/16W Q404 8-729-184-53 TRANSISTOR 2SC1845-EA R121 1-216-829-11 METAL CHIP 4.7K 1/16W Q405...
  • Page 21 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R302 1-216-837-11 METAL CHIP 1/16W R414 1-216-829-11 METAL CHIP 4.7K 1/16W R303 1-220-397-11 RES-CHIP 4.7M 1/16W R417 1-216-837-11 METAL CHIP 1/16W R304 1-216-837-11 METAL CHIP 1/16W R419 1-216-829-11 METAL CHIP 4.7K 1/16W R305...
  • Page 22 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R538 1-215-857-11 METAL OXIDE R846 1-216-823-11 METAL CHIP 1.5K 1/16W R539 1-216-809-11 METAL CHIP 1/16W R847 1-216-823-11 METAL CHIP 1.5K 1/16W R540 1-216-809-11 METAL CHIP 1/16W R900 1-208-510-61 RES-CHIP 1/8W R541 1-216-809-11 METAL CHIP...
  • Page 23 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < THERMISTOR > C851 1-162-970-11 CERAMIC CHIP 0.01uF C852 1-162-970-11 CERAMIC CHIP 0.01uF TH801 1-809-664-51 THERMISTOR, POSITIVE C853 1-162-970-11 CERAMIC CHIP 0.01uF TH802 1-808-877-11 THERMISTOR C854 1-162-970-11 CERAMIC CHIP 0.01uF TH804 1-808-877-11 THERMISTOR...
  • Page 24 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R214 1-216-825-11 METAL CHIP 2.2K 1/16W 1-680-821-11 LPF BOARD R215 1-216-833-11 METAL CHIP 1/16W ********** R216 1-216-829-11 METAL CHIP 4.7K 1/16W R851 1-216-833-11 METAL CHIP 1/16W 3-225-076-01 BRACKET (5CH.VR3) R852 1-216-835-11 METAL CHIP 1/16W...
  • Page 25 Ref. No. Part No. Description Remark ************** HARDWARE LIST ************** 7-685-545-14 SCREW +BTP 3X6 TYPE2 N-S 7-627-556-07 SCREW, PRECISION +P 2.6X2.8 7-685-646-79 SCREW +P 3X8 TYPE2 NON-SLIT 7-685-870-01 SCREW +BVTT 3X5 (S) 7-685-544-19 SCREW +BTP 3X5 TYPE2 N-S...
  • Page 26 XM-1505SX/1805GX REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2001.

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