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SERVICE MANUAL

This amplifier has the Dolby Surround system.
Manufactured under license from Dolby Laborato-
ries Licensing Corporation.
"Dolby", the double-D symbol a and "Pro Logic" are
trademarks of Dolby Laboratories Licensing Corpo-
ration.
Amplifier section
Power output
Stereo mode
Surround mode
5.1 CH
INPUT/DVD mode
Frequency response
Inputs
Sensitivity Impedance S/N
TV, VIDEO, DVD-2CH,
5.1 CH INPUT/DVD
MICROFILM
SPECIFICATIONS
(DIN 1 kHz, 8 ohms)
25 W + 25 W
(DIN 1 kHz, 8 ohms)
Front: 25 W/ch
Centre: 25 W
Rear: 25 W/ch
(DIN 1 kHz, 8 ohms)
Front: 25 W/ch
Centre: 25 W
Rear: 25 W/ch
TV, VIDEO, DVD-2CH,
5.1 CH INPUT/DVD:
20 Hz-50 kHz ± 1 dB
(weighting network, input level)
200 mV
50
82 dB*
kilohms (A, 150 mV)
*'78 IHF
TA-VE150
Outputs
VIDEO (AUDIO OUT):
WOOFER/AUDIO OUT:
Muting
Full mute
+9 dB at 70 Hz
BASS BOOST
General
Power requirements
230 V AC, 50/60 Hz
Power consumption
115 W
430 × 274 × 64.5 mm
Dimensions
Mass (Approx.)
5.4 kg
Supplied accessories
Remote controller
Size AA (R6) batteries (2)
Scart adaptor (1)
Design and specifications are subject to change without notice.
Specifications indicated are measured at 230 VAC, 50 HZ.
INTEGRATED AV AMPLIFIER
AEP Model
UK Model
Voltage 200 mV,
Inpedance 10 kilohms
Voltage: 2 V
Impedance: 1 kilohms
(remote) (1)

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Summary of Contents for Sony TA-VE150

  • Page 1: Service Manual

    TA-VE150 SERVICE MANUAL AEP Model UK Model This amplifier has the Dolby Surround system. Manufactured under license from Dolby Laborato- ries Licensing Corporation. “Dolby”, the double-D symbol a and “Pro Logic” are trademarks of Dolby Laboratories Licensing Corpo- ration. SPECIFICATIONS...
  • Page 2: Table Of Contents

    COMPONENTS IDENTIFIED BY A ! MARK ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPO- NENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.
  • Page 3: General

    SECTION 1 GENERAL Location of controls — Front view — 2 3 4 5 6 8 9 !º !¡ !™ !£ !¢ !∞ !§ !¶ !• !ª 1 I /u button !¡ BASS BOOST indicator 2 3 STEREO indicator !™ MUTING indicator 3 NORMAL indicator !£...
  • Page 4: Disassembly

    SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. CASE, FRONT PANEL SECTION 3 case 1 tapping screws 1 two tapping screws 2 open the case 4 flat wire (CNS301) 6 claw 1 two tapping screws 4 flat wire 7 front panel section (CNS302)
  • Page 5: Test Mode

    SECTION 3 TEST MODE This equipment is provided with a test mode built in the micro- computer. The contents are described in the following. [Initial Mode] [VIDEO] 1. Press button while pressing both [5.1CH INPUT, DVD] buttons simultaneously. 2. “INITIAL” is displayed on the fluorescent indicator tube, and the status of the unit is set in the following.
  • Page 6: Diagrams

    SECTION 4 DIAGRAMS • Circuit Boards Location PRIMARY board STANDBY board SECONDARY board POWER SW borad MAIN board DISPLAY board JOG board – 6 –...
  • Page 7: Notes For Printed Wiring Board And Schematic Diagram

    4-1. NOTES FOR PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM Note on Schematic Diagram: Note on Printed Wiring Board: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics •...
  • Page 8 • Waveforms – MAIN Board – 1 IC300 #¡ (OSC) 3.4 Vp-p 8 MHz – DISPLAY Board – 1 IC201 #¢ (X1) 4.3 Vp-p 4.19 MHz – 8 –...
  • Page 9: Main Board

    • IC Block Diagrams – STANDBY Board – IC950 NJM2103D RESET – + VREF + – OUTC VSB/SESIN – – – MAIN Board – IC100 M62447SP IC500 LC7822 DVDD OUT4 MICRO OUT3 COMPUTER DATA OUTPUT INTERFACE PORT LATCH OUT2 OUT1 DGND AGND AVDD...
  • Page 10 IC300 LV1035M 64 63 62 R BPF2 L BPF2 RECT RECT LOGIC LOGIC R BPF1 L BPF1 RECT RECT LOGIC LOGIC RT IN S DC OUT C DC OUT R DC OUT LT IN L DC OUT CONTROL DC CUT V REF V REF CONTROL...
  • Page 11: Printed Wiring Board – Main Section

    TA-VE150 4-2. PRINTED WIRING BOARD – MAIN Section – • See page 6 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D100 I-13 D310 D520 B-12 D521 I-13 D550 D620 B-11 D621 I-13 D710 D720 D721 D731 D801...
  • Page 12: Schematic Diagram - Main Section (1/2)

    TA-VE150 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. 4-3. SCHEMATIC DIAGRAM – MAIN Section (1/2) – • See page 8 for Waveform. • See page 9 for IC Block Diagrams.
  • Page 13: Schematic Diagram – Main Section (2/2)

    TA-VE150 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. 4-4. SCHEMATIC DIAGRAM – MAIN Section (2/2) – • See page 9 for IC Block Diagram. (Page 14)
  • Page 14: Printed Wiring Boards – Panel Section

    TA-VE150 4-5. PRINTED WIRING BOARDS – PANEL Section – • See page 6 for Circuit Boards Location. (Page 12) (Page 11) • Semiconductor Location Ref. No. Location D201 A-11 D202 A-11 D203 D204 D205 D211 A-11 D212 A-11 D213 A-11...
  • Page 15: Schematic Diagram – Panel Section

    TA-VE150 4-6. SCHEMATIC DIAGRAM – PANEL Section – • See page 8 for Waveform. (Page (Page 15) – 19 – – 20 –...
  • Page 16: Printed Wiring Boards – Power Section

    TA-VE150 4-7. PRINTED WIRING BOARDS – POWER Section – • See page 6 for Circuit Boards Location. • Semiconductor Location Ref. No. Location (Page 12) D901 D910 D911 D912 D913 D914 (Page 21) D915 IC950 Q901 Q951 (Page 22) (Page 12) –...
  • Page 17: Schematic Diagram – Power Section

    TA-VE150 4-8. SCHEMATIC DIAGRAM – POWER Section – • See page 9 for IC Block Diagram. (Page 16) (Page 16) The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
  • Page 18: Ic Pin Function Description

    4-9. IC PIN FUNCTION DESCRIPTION • DISPLAY BOARD IC201 µPD78042FGF-076-3B9 (SYSTEM CONTROLLER, FL/LED DRIVER, KEY CONTROL) Pin No. Pin Name Function 1 to 7 DIG7 to DIG1 Grid drive signal output to the fluorescent indicator tube (FL201) — Power supply terminal (+5V) Serial data transfer clock signal output to the M62447SP (IC100), LV1035M (IC300) and S.
  • Page 19 Pin No. Pin Name Function — Power supply terminal (+5V) BASS BOOST Bass boost on/off control signal output for the DBFB circuit “H”: bass boost on CONTROL Line muting on/off control signal output for the rear speaker right channel signal MUTE.
  • Page 20: Exploded Views

    Part No. Description Remark 4-211-178-01 KNOB (VOL) 1-769-973-11 WIRE (FLAT TYPE) (13 CORE) X-4950-243-1 FRONT PANEL ASSY 3-710-901-11 SCREW, TAPPING 3-008-600-11 EMBLEM (5-AR), SONY * 10 4-211-182-01 CASE 1-670-635-11 POWER SW BOARD * 11 1-670-683-11 JOG BOARD 4-951-620-01 SCREW (2.6X8), +BVTP...
  • Page 21 (2) CHASSIS SECTION FAN1 PC900 T900 PC900 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 4-211-183-01 CHASSIS PANEL...
  • Page 22: Electrical Parts List

    SECTION 6 DISPLAY ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 23 DISPLAY MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R236 1-249-427-11 CARBON 6.8K 1/4W C307 1-126-964-11 ELECT 10uF C308 1-126-964-11 ELECT 10uF < SWITCH > C309 1-162-291-31 CERAMIC 560PF C310 1-126-962-11 ELECT 3.3uF S201 1-762-875-21 SWITCH, KEYBOARD (CENTER MODE) C311 1-126-961-11 ELECT 2.2uF...
  • Page 24 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C512 1-126-163-11 ELECT 4.7uF C802 1-136-169-00 FILM 0.22uF C513 1-126-163-11 ELECT 4.7uF C803 1-126-256-11 ELECT 4700uF C804 1-126-256-11 ELECT 4700uF C514 1-126-160-11 ELECT C807 1-104-664-11 ELECT 47uF C515 1-164-159-11 CERAMIC 0.1uF...
  • Page 25 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D850 8-719-911-19 DIODE 1SS119 Q760 8-729-202-67 FET 2SK246-GR3 Q761 8-729-141-30 TRANSISTOR 2SC3623A-LK < EARTH TERMINAL > Q850 8-729-141-30 TRANSISTOR 2SC3623A-LK * G200 1-537-738-21 TERMINAL, EARTH Q851 8-729-900-63 TRANSISTOR DTA124ES * G201 1-537-738-21 TERMINAL, EARTH Q852...
  • Page 26 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R359 1-249-429-11 CARBON 1/4W R605 1-247-828-11 CARBON 1/4W R607 1-249-389-11 CARBON 1/4W R360 1-249-429-11 CARBON 1/4W R608 1-249-437-11 CARBON 1/4W R365 1-249-425-11 CARBON 4.7K 1/4W ! R609 1-249-393-11 CARBON 1/4W F R374...
  • Page 27 MAIN POWER SW PRIMARY SECONDARY STANDBY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R793 1-249-435-11 CARBON 1/4W < CAPACITOR > R794 1-249-429-11 CARBON 1/4W C920 1-161-494-00 CERAMIC 0.022uF ! R810 1-249-386-11 CARBON 1/6W F C921 1-161-494-00 CERAMIC 0.022uF ! R811...
  • Page 28 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MISCELLANEOUS ************** 1-777-353-11 WIRE (FLAT TYPE) (15 CORE) 1-769-973-11 WIRE (FLAT TYPE) (13 CORE) FAN1 1-763-137-11 FAN, DC ! PC900 1-751-520-11 CORD, POWER (UK) ! PC900 1-777-071-21 CORD, POWER (AEP) ! T900 1-431-979-11 TRANSFORMER, POWER ************************************************************...
  • Page 29 TA-VE150 Sony Corporation 98I057549-1 Printed in Hungary © 1998. 9 9-922-953-11 Home A&V Products Company Published by Quality Assurance Dept. – 36 – (Shibaura)

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