Sony DSX-A40UE Service Manual
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Sony DSX-A40UE Service Manual

Fm/am digital media player
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DSX-A40UE/A40UI/A42UI
SERVICE MANUAL
Ver. 1.1 2013.10
• This model is not equipped with a mechanism deck.
(US and Canadian models only)
FOR UNITED STATES CUSTOMERS. NOT
APPLICABLE IN CANADA, INCLUDING IN
THE PROVINCE OF QUEBEC.
POUR LES CONSOMMATEURS AUX ÉTATS-
UNIS. NON APPLICABLE AU CANADA, Y
COMPRIS LA PROVINCE DE QUÉBEC.
(US and Canadian models only)
AUDIO POWER SPECIFICATIONS
CEA2006 Standard
Power Output: 17 Watts RMS 4 at
4 Ohms < 1% THD+N
SN Ratio: 80 dBA
(reference: 1 Watt into 4 Ohms)
Tuner section
(US and Canadian models)
FM
Tuning range: 87.5 – 107.9 MHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Usable sensitivity: 8 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 80 dB (stereo)
Separation: 50 dB at 1 kHz
Frequency response: 20 – 15,000 Hz
AM
Tuning range: 530 – 1,710 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
9,115 kHz or 9,125 kHz/5 kHz
Sensitivity: 26 μV
9-893-796-02
Sony Corporation
2013J33-1
©
2013.10
Published by Sony Techno Create Corporation
Photo: DSX-A40UI

SPECIFICATIONS

Tuner section
MW/LW
Tuning range:
(AEP and UK models)
FM
Tuning range: 87.5 – 108.0 MHz
Antenna (aerial) terminal:
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
Intermediate frequency: 25 kHz
Usable sensitivity: 8 dBf
Sensitivity: MW: 26 μV, LW: 45 μV
Selectivity: 75 dB at 400 kHz
USB Player section
Signal-to-noise ratio: 80 dB (stereo)
Interface: USB (Full-speed)
Separation: 50 dB at 1 kHz
Maximum current: 1 A
Frequency response: 20 – 15,000 Hz
The maximum number of recognizable data:
MW/LW
Tuning range:
MW: 531 – 1,602 kHz
Corresponding codec:
LW: 153 – 279 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Power amplifier section
Intermediate frequency:
Output: Speaker outputs
9,124.5 kHz or 9,115.5 kHz/4.5 kHz
Speaker impedance: 4 – 8 ohms
Sensitivity:
Maximum power output: 55 W × 4 (at 4 ohms)
MW: 26 μV
LW: 45 μV
General
(Russian model)
Outputs:
FM
Tuning range:
DSX-A40UE
FM1/FM2: 87.5 – 108.0 MHz
(at 50 kHz step)
FM3: 65 – 74 MHz (at 30kHz step)
DSX-A40UI
Tuning range: 87.5 – 108.0 MHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Usable sensitivity: 8 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 80 dB (stereo)
Separation: 50 dB at 1 kHz
Frequency response: 20 – 15,000 Hz
FM/MW/LW DIGITAL MEDIA PLAYER
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
External antenna (aerial) connector
9,124.5 kHz or 9,115.5 kHz/4.5 kHz
Folders (albums): 128
Files (tracks) per folder: 512
MP3 (.mp3) and WMA (.wma)
(US and Canadian models)
Audio outputs terminal (rear)
Power antenna (aerial)/Power amplifier
control terminal (REM OUT)
(AEP, Russian and UK models)
Audio outputs terminal (rear)
Power antenna (aerial) relay control terminal
Power amplifier control terminal
FM/AM DIGITAL MEDIA PLAYER
US Model
Canadian Model
DSX-A40UI
AEP Model
UK Model
DSX-A40UI/A42UI
Russian Model
DSX-A40UE/A40UI
Inputs:
Remote controller input terminal
Antenna (aerial) input terminal
AUX input jack (stereo mini jack)
USB port
Power requirements: 12 V DC car battery
(negative ground (earth))
Dimensions:
Approx. 178 mm × 50 mm × 120 mm
(7
1
/
in × 2 in × 4
7
/
in) (w/h/d)
8
8
Mounting dimensions:
Approx. 182 mm × 53 mm × 103 mm
(7
1
/
in × 2
1
/
in × 4
1
/
in) (w/h/d)
4
8
8
Mass: Approx. 0.7 kg (1 lb 9 oz)
Package contents:
Remote commander (1): RM-X211
Parts for installation and connections (1 set)
Design and specifications are subject to
change without notice.
US and Canadian models
AEP, Russian and UK models

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Summary of Contents for Sony DSX-A40UE

  • Page 1: Specifications

    FM/AM DIGITAL MEDIA PLAYER Signal-to-noise ratio: 80 dB (stereo) Separation: 50 dB at 1 kHz Frequency response: 20 – 15,000 Hz AEP, Russian and UK models FM/MW/LW DIGITAL MEDIA PLAYER 9-893-796-02 Sony Corporation 2013J33-1 © 2013.10 Published by Sony Techno Create Corporation...

  • Page 2: Table Of Contents

    DSX-A40UE/A40UI/A42UI TABLE OF CONTENTS Copyrights SERVICING NOTES ..........Windows Media is either a registered trademark or trademark of Microsoft Corporation in the GENERAL United States and/or other countries..............This product is protected by certain intellectual DISASSEMBLY property rights of Microsoft Corporation. Use or 3-1.

  • Page 3: Servicing Notes

    DSX-A40UE/A40UI/A42UI SECTION 1 SERVICING NOTES UNLEADED SOLDER ABOUT CHECKING THE OPERATION Boards requiring use of unleaded solder are printed with the lead- When checking the operation of this unit, connect a USB device free mark (LF) indicating the solder contains no lead.
  • Page 4 DSX-A40UE/A40UI/A42UI Ver. 1.1 NOTE OF REPLACING THE COMPLETE MAIN BOARD • Method of operation by remote commander OR SYSTEM CONTROLLER (IC101) When the complete MAIN board or system controller (IC101) is replaced, the destination setting is necessary. 1. Destination Setting Set destination according to the procedure below.

  • Page 5: General

    You may not be able to install this unit in some makes Choose the installation location carefully so that the 182 (7 of Japanese cars. In such a case, consult your Sony unit will not interfere with normal driving operations. dealer.
  • Page 6 Attenzione pull it out. Deutsch verfügt Retirez le tour de protection peut que vous deviez commuter la position des fils in het apparaat. Raadpleeg in dat geval de Sony- Cautions Warnhinweise Précautions Let op -B Per reinserirlo Saisissez les deux bords du tour de protection rouge et jaune du câble d’alimentation de l’autoradio.
  • Page 7 DSX-A40UE/A40UI/A42UI (Russian model) В зависимости от типа автомобиля используйте адаптер (приобретается Використовуйте адаптер (не входить до комплекту постачання), якщо роз’єм отдельно), если разъем антенны не подходит. антени не підходить – це залежить від автомобіля. Кабель с разъемами RCA (не входит в комплект) Шнур...
  • Page 8 фикcaтоpы нaxодятcя в пpямом положeнии или выгнyты Гачком усередину. устройства. В этом случае обратитесь к наружу, аппарат не удастся надежно установить и он может ближайшему дилеру Sony. выпасть ( -1). Пpи нeобxодимоcти отогнитe эти выcтyпы нapyжy, чтобы обecпeчить плотнyю подгонкy ( -2).

  • Page 9: Disassembly

    DSX-A40UE/A40UI/A42UI SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW FRONT PANEL ASSY Note: Illustration of disassembly is omitted. 3-2. FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V) (FU101), COVER (Page 9) 3-3. SUB PANEL BLOCK (Page 10) 3-4.

  • Page 10: Sub Panel Block

    DSX-A40UE/A40UI/A42UI 3-3. SUB PANEL BLOCK 1 two claws 3 sub panel block 1 two claws 2 two claws 3-4. MAIN BOARD Note: When the complete MAIN board is re- placed, the destination setting is necessary. Refer to “NOTE OF REPLACING THE...

  • Page 11: Diagrams

    DSX-A40UE/A40UI/A42UI SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM - MAIN Section - J302 REAR AUDIO OUT R-CH CN201 CENTER VOLTAGE +8.5V GENERATOR POWER AMP IC303 IC304 CN102 (1/2) UDP1 LFOUT IN_FL D– 68 UDM1 FL– FL– USB VBUS VBUS LINE AMP...

  • Page 12: Block Diagram - Display/Power Supply Section

    DSX-A40UE/A40UI/A42UI 4-2. BLOCK DIAGRAM - DISPLAY/POWER SUPPLY Section - SYSTEM CONTROLLER IC101 (2/2) CN102 (2/2) 88 RCIN1 J101 (REMOTE IN) 95 RC_IN0 KEYACK0 REGULATOR IC401 FU101 RESET SIGNAL +3.3V KEY BOARD RESET GENERATOR REGULATOR VDD (BACKUP5V) IC105 IC102 VCC1 LCD_DATA...
  • Page 13 DSX-A40UE/A40UI/A42UI THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. • Waveforms (In addition to this, the necessary note is printed in each block.) – MAIN Board – For Printed Wiring Boards. For Schematic Diagrams. IC201 ug (X12OUT)

  • Page 14: Printed Wiring Board - Main Section (1/2)

    DSX-A40UE/A40UI/A42UI 4-3. PRINTED WIRING BOARD - MAIN Section (1/2) - • : Uses unleaded solder. MAIN BOARD (COMPONENT SIDE) (CHASSIS) CAM251 C314 R328 R331 C327 C321 C313 C310 R333 R332 R329 C320 R325 R326 R330 R327 IC301 C326 R322 R111...

  • Page 15: Printed Wiring Boards - Main Section (2/2)

    DSX-A40UE/A40UI/A42UI Ver. 1.1 4-4. PRINTED WIRING BOARDS - MAIN Section (2/2) - • : Uses unleaded solder. J302 (US, Canadian) REAR MAIN BOARD AUDIO OUT (CONDUCTOR SIDE) WHT/BLK FRONT LCH (–) FRONT LCH (+) J101 J303 FU101 GRN/BLK (REMOTE IN) (ANTENNA IN) REAR LCH (–)

  • Page 16: Schematic Diagram - Main Section (1/3)

    DSX-A40UE/A40UI/A42UI 4-5. SCHEMATIC DIAGRAM - MAIN Section (1/3) - • See page 13 for Waveforms. • See page 19 for IC Block Diagrams. • See page 21 for IC Pin Function Description. MAIN BOARD (1/3) J302 REAR AUDIO OUT Q301...

  • Page 17: Schematic Diagram - Main Section (2/3)

    DSX-A40UE/A40UI/A42UI 4-6. SCHEMATIC DIAGRAM - MAIN Section (2/3) - • See page 13 for Waveforms. • See page 19 for IC Block Diagrams. • See page 21 for IC Pin Function Description. MAIN BOARD (2/3) C252 R198 R202 C161 0.01...

  • Page 18: Schematic Diagram - Main Section (3/3)

    DSX-A40UE/A40UI/A42UI Ver. 1.1 4-7. SCHEMATIC DIAGRAM - MAIN Section (3/3) - • See page 19 for IC Block Diagrams. MAIN BOARD (3/3) IC B/D IC304 POWER AMP IC304 PURE5001H-4WX CN102 (US, Canadian) FRONT LCH (+) FRONT LCH (–) AMP-REM REAR LCH (+) REAR LCH (–)

  • Page 19: Ic Block Diagrams

    DSX-A40UE/A40UI/A42UI • IC Block Diagrams – MAIN Board – IC102 MM1836A33NRE CONT 1 BIAS CURRENT LIMIT – REGULATOR VOUT VOLTAGE THERMAL REFERENCE SHUTDOWN GND 2 NC 3 IC304 PURE5001H-4WX HIGH SIDE DRIVER 7 8 9 17 18 19 23 24...
  • Page 20 DSX-A40UE/A40UI/A42UI IC402 S-1142B90I-E6T1U VOUT 1 OVERCURRENT PROTECTOR THERMAL SHUTDOWN ON/OFF CONTROL – VSS 2 REFERENCE VOLTAGE ON/OFF 3 IC501 OZ539IGN-A1-0-TR IC603 NJM2884U2-05 (TE2) BST 1 VREF OSCILLATOR LX 2 REFERENCE THERMAL GENERATOR OVER CURRENT PROTECTION PROTECTION BANDGAP GNDA REFERENCE VIN 3...
  • Page 21 DSX-A40UE/A40UI/A42UI • IC Pin Function Description MAIN BOARD IC101 R5F3650KCDZ94FB (SYSTEM CONTROLLER) Pin No. Pin Name Description NOSE_SW Front panel remove/attach detection signal input terminal “L”: front panel is attached SIRCS Remote control signal input from the front panel block...
  • Page 22 DSX-A40UE/A40UI/A42UI Pin No. Pin Name Description AMP_REM Amplifi er remote output on/off control signal output terminal “H”: output on SYS_EN System power on/off control signal output terminal “H”: power on AUDIO_EN Power supply on/off control signal output terminal for audio section “H”: power on...
  • Page 23 DSX-A40UE/A40UI/A42UI MAIN BOARD IC201 LC786800E-06US-H (USB CONTROLLER, INPUT SELECTOR, AUDIO DSP, ELECTRICAL VOLUME) Pin No. Pin Name Description LFOUT Audio signal (front L-ch) output terminal LROUT Audio signal (rear L-ch) output terminal LVRIN Audio signal (L-ch) input terminal DACOUT_L Audio signal (L-ch) output terminal...
  • Page 24 DSX-A40UE/A40UI/A42UI Pin No. Pin Name Description 78, 79 VVDD2, VVDD3 Power supply terminal (+3.3V) (for PLL) DVSS Ground terminal (for digital system) DVDD Power supply terminal (+3.3V) (for digital system) CP-SCL Serial data transfer clock signal output to the EEPROM...

  • Page 25: Exploded View

    DSX-A40UE/A40UI/A42UI Ver. 1.1 SECTION 5 EXPLODED VIEW Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference they may have some difference from the number in the exploded views are not sup- original one.

  • Page 26: Electrical Parts List

    DSX-A40UE/A40UI/A42UI SECTION 6 MAIN ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • CAPACITORS When indicating parts by reference num- uF: μF the parts list may be different from the ber, please include the board name. parts specifi ed in the diagrams or the com- •...
  • Page 27 DSX-A40UE/A40UI/A42UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C310 1-100-966-91 CERAMIC CHIP 10uF < CONNECTOR > C313 1-100-966-91 CERAMIC CHIP 10uF C314 1-100-966-91 CERAMIC CHIP 10uF CN101 1-779-806-21 CONNECTOR 8P C317 1-100-966-91 CERAMIC CHIP 10uF...
  • Page 28 DSX-A40UE/A40UI/A42UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSISTOR > R195 1-218-941-81 METAL CHIP 1/16W R197 1-218-941-81 METAL CHIP 1/16W Q101 6-552-949-01 TRANSISTOR LTC044EUBFS8TL R198 1-218-977-11 METAL CHIP 100K 1/16W Q102 6-552-922-01 TRANSISTOR...
  • Page 29 DSX-A40UE/A40UI/A42UI Ver. 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R312 1-216-845-11 METAL CHIP 100K 1/10W < WIRE > R313 1-218-961-11 METAL CHIP 4.7K 1/16W R314 1-218-961-11 METAL CHIP 4.7K 1/16W 1-848-009-11 WIRE, PVC UL1569 AWG18 YEL L53...
  • Page 30 DSX-A40UE/A40UI/A42UI Ver. 1.1 Ref. No. Part No. Description Remark PARTS FOR INSTALLATION AND CONNECTIONS ************************************** X-2583-962-1 FRAME ASSY, FITTING 3-934-325-21 SCREW, +K (5X8) TAPPING (1 piece) (US, Canadian) 1-839-387-11 CONNECTION CORD (ISO) (POWER) (AEP, Russian, UK) 1-846-997-11 CONNECTION CABLE, AUTOMOBILE (POWER)
  • Page 31 DSX-A40UE/A40UI/A42UI MEMO...
  • Page 32 DSX-A40UE/A40UI/A42UI REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2013.08 2013.10...

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