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Sanyo DTA-150 Service Manual

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Service Manual
REMOTE CONTROLLER RB - DTA150
CONTENTS
Specification ..................................................................... Front
Laser beam safety precaution .......................................... 1
Tuner Adjustment ............................................................. 2
Wiring Connection ............................................................ 3
Exploded View (Cabinet & Chassis) ................................ 4
Parts List .......................................................................... 5
IC Block Diagram & Description ....................................... 8
SPECIFICATIONS
(CD PLAYER SECTION)
Channels ....................... 2 channels stereo
Wow & Flutter ................ Below measurable limits
Sampling frequency ...... 44.1 kHz
Quantization .................. 16 bits linear/ch
Pickup light source ........ Optical 3-beam semi-conductor laser
Pickup wave length ....... 790 nm
Laser output .................. Continuous wave max. 0.6 mW
(CASSETE DECK SECTION)
Track system ................. 4-track, 2 - channel stereo
Erasing system .............. Magnet erase
Tape speed ................... 4.75 cm/sec
Frequency response ..... 80 - 12,000 Hz
Fast forward/rewind timeAppox. 110 sec.(C-60)
"CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same
or equivalent type."
Desktop Audio System
FILE NO.
DTA-150
PRODUCT CODE No.
129 616 08
Schematic Diagram (Main) .............................................. 10
Schematic Diagram (CD) ................................................. 12
Wiring Diagram (CD Main A side) .................................. 14
Wiring Diagram (CD Main B side) .................................. 16
Wiring Diagram (Tuner) .................................................. 18
(RADIO SECTION)
Tuning range ........... FM : 87.5 - 108 MHz (50KHz step)
................................ AM : 522 - 1,611 kHz(9 kHz step)
(GENERAL SECTION)
Power output ........... 2.5 W/ch(at 8 ohms, 10% distortion)
Terminal .................. PHONES : 32 ohms
Power source .......... AC : 240V, 50Hz
Dimensions ............. 420 (W) x 197 (H) x 167 (D) mm
Weight (approx.) ...... 3.2 kg
This specifications is basic model.
Specifications subject to change without notice.
REFERENCE No.
(AU)
SM
5810326

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  • Page 1: Table Of Contents

    FILE NO. Service Manual Desktop Audio System DTA-150 (AU) REMOTE CONTROLLER RB - DTA150 CONTENTS PRODUCT CODE No. 129 616 08 Specification ..............Front Schematic Diagram (Main) ..........10 Laser beam safety precaution .......... 1 Schematic Diagram (CD) ..........12 Tuner Adjustment .............
  • Page 2: Laser Beam Safety Precaution

    LASER BEAM SAFETY PRECAUTION • Pickup that emits a laser beam is used on this CD section. CAUTION : USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE. CAUTION – IN VISIBLE LASER RADIA TION WHEN O PEN AND INTERLOCKS DE FEATED.
  • Page 3: Tuner Adjustment

    TUNER ADJUSTMENTS This is a basic adjustment. • Use a plastic screw driver for adjustments. • Adjust the intermediate frequency of AM and FM to the frequency of ceramic filter. • Set the internal modulation of Signal Generation to 30% , 1kHz. PARTS LOCATION - 2 -...
  • Page 4: Wiring Connection

    WIRING CONNECTION This is a basic wiring connection. L-CH SPEAKER R-CH SPEAKER WHITE BLACK BLACK WHITE CONNECTOR P.W.B FM ROD PHONE JACK CN502 ANT. (4P) P.W.B AC IN CN503 PHONES SOCKET (4P) JK501 RB207 SWITCH (2P) RB501 (5P) CN061 CN204(2P) (2P) CN501 CN207(2P)
  • Page 5: Exploded View(Cabinet & Chassis)

    EXPLODED VIEW(CABINET & CHASSIS) - 4 -...
  • Page 6: Parts List

    PARTS LIST PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY ! ! ! CAN OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST IN THIS MANUAL.
  • Page 7 PARTS LIST DISPLAY P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION D0001 645 048 8092 DIODE 1N4148 REF.NO. PART NO. DESCRIPTION D0002 645 048 8092 DIODE 1N4148 614 324 6626 ASSY,PWB DISPLAY(Only initial) D0701 645 048 8092 DIODE 1N4148 CN203 645 052 9863 11P CONNECTOR IC101 645 048 8306 IC TA2104BN,DIGIT.
  • Page 8 PARTS LIST RECORD SW P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION D0904 645 048 8108 RECTIFIER 1N5392 614 324 6596 ASSY, F0901 645 049 3683 FUSE,VDE PWB RECORD SW(Only initial) IC201 645 048 8238 IC 5V43-1 J15,M-CU SW701 645 048 8016 SW PUSH PS-22F03-BNL, IC401...
  • Page 9: Exploded View & Parts List(Tape Deck Mechanism)

    EXPLODED VIEW(TAPE DECK MECHANISM) TM01 TM02 TM03 TM04 TM06 TM05 This is a basic exploded view. PARTS LIST TAPE DECK MECHANISM (SFC-01022801) REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION TM04 645 048 9235 R F BELT 645 053 0616 CASS DECK MECHANISM, TM05 645 053 0937 MAIN BELT FULL AUTO...
  • Page 10 IC BLOCK DIAGRAM & DESCRIPTION IC801 TA2109F (SERVO AMP) IC203 HT1622-64QFP (Display controller) SBAD 13 Display RAM FEO 14 OSCI FEN 15 2 VRO Control 17 COM0 3 STATE VRO 16 DET. Timing Circuit 25 COM7 LCD Driver/ RFRP 17 Bias Circuit 26 SEG0 DATA...
  • Page 11: Schematic Diagram (Main)

    WIRING DIAGRAM (TUNER) This is a basic wiring diagram. - 18 -...
  • Page 12: Wiring Diagram (Display, Connector, Phone Jack, Record Sw, Snooze, Led)

    WIRING DIAGRAM (DISPLAY, CONNECTOR, PHONE JACK, RECORD SW, SNOOZE, LED) DISPLAY CONNECTOR PHONE JACK RECORD SW SNOOZE This is a basic wiring diagram. SANYO Electric Co., Ltd. Jul./ '02 Printed in Japan OSAKA, JAPAN...