Sony XT-100DAB Service Manual

Digital audio broadcasting tuner

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SERVICE MANUAL
MICROFILM
SPECIFICATIONS
Frequency
174.928 - 239.200 MHz
(Band III)
1452.960 - 1490.624 MHz
(L band)
Mode
Mode I (Band III)
Mode II (L band)
Power requirements
12 V DC car battery
(negative earth)
Outputs
BUS control output
Audio optical output
Audio output
Inputs
Aerial input
BUS control input
Audio optical input
Audio input
240 × 35 × 163 mm
Dimensions
(w/h/d)
Mass
Approx. 1.2 kg
Supplied accessories
Parts for installation and
connection (1 set)
DAB aerial (1)
BUS cable (1)
RCA pin cord (1)
Optical cable (1)
Design and specifications are subject to change without
notice.
– 1 –
XT-100DAB

DIGITAL AUDIO

BROADCASTING TUNER
AEP Model
UK Model

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Table of Contents
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Summary of Contents for Sony XT-100DAB

  • Page 1: Digital Audio

    XT-100DAB SERVICE MANUAL AEP Model UK Model SPECIFICATIONS Frequency 174.928 - 239.200 MHz (Band III) 1452.960 - 1490.624 MHz (L band) Mode Mode I (Band III) Mode II (L band) Power requirements 12 V DC car battery (negative earth) Outputs...
  • Page 2: Table Of Contents

    SECTION 1 SERVICE NOTE TABLE OF CONTENTS The XT-100DAB cannot be operated alone. When performing voltage check and electrical adjustments, the set should be connected to a master unit such as CDX-C90R or XES- 1. SERVICE NOTE ..............2 Z50 as shown below.
  • Page 3: General

    SECTION 2 GENERAL This section is extracted from instruction manual. – 3 –...
  • Page 4 (3 A) (3 A) (3 A) (3 A) – 4 –...
  • Page 5: Electrical Adjustments

    SECTION 3 ELECTRICAL ADJUSTMENTS The set should be connected to a master unit for electrical Frame Sync Adjustment adjustments (See page 2). Setting: ANT +B switch : ON Local OSC Adjustment oscilloscope Setting: ANTENNA jack oscilloscope main board ANTENNA TP IF2 CH-1 CH-2 main board TP LO...
  • Page 6 Adjustment Location: main board (side A) LOCAL FRAME SYNC T102 RV104 IF2 OUTPUT GAIN ADJ RV101 FSYNC RV102 AGC ADJ (CH 12B) RV103 AGC ADJ (CH L12) – 6 –...
  • Page 7: Diagrams

    IC401 (1/2) BATT BATT 3V TO 5V DAB BAND EXT SI 98 CONV. ADAT CN602 IC204 118 DAB SEK OUT SONY BUS CONTROL 112 AGC WATCH BATT 1 DAB LOCK IN 121 I2CSO BUS INTERFACE 122 I2CCKO HRST XFLASH IC608 IC205...
  • Page 8: Block Diagram -Audio Section

    XT-100DAB 4-2. BLOCK DIAGRAM — AUDIO SECTION — CN502 ANALOG SAMPLING RATE AUDIO D/A CONVERTER CONVERTER R-CH IC501 RY501 IC301 ICLK OCSL CN501 LRCK LRCKI LRCO LRCKB ANALOG IC503 IC505 Q501 BCKI BCKO BICK AUDIO R-CH BCKI BCKO R-CH DATA...
  • Page 9: Ic Pin Descriptions

    4-3. IC PIN DESCRIPTIONS • IC201 CXD1990Q (DAB BASE BAND DECODER) Pin No. Pin Name Pin Description — Ground DACO Clock (256fs/512fs) signal output for audio D/A converter. TD75 Test pin (Built-in pull up resistor.) (Open) LRCKO L/R clock signal output to audio D/A converter. BCKO Bit clock signal output to audio D/A converter.
  • Page 10 Pin No. Pin Name Pin Description Test pin (Normally open. Built-in pull up resistor.) (Connect to ground.) — Power supply pin (+3.3 V) — Ground Test pin (Built-in pull up resistor.) (Open) — Ground 82 – 84 TD14, 0, 15 Test pin (Built-in pull up resistor.) (Open) TD89 Request to PAD read of audio stream.
  • Page 11 Pin No. Pin Name Pin Description TD59 Test pin (Built-in pull up resistor.) (Open) WAGC AGC window signal output (Open) DIQS Test pin (Connect to ground.) SHIFT Test pin (Connect to VDD.) TD60 Test pin (Built-in pull up resistor.) (Open) MSBINV MSB inversion of I/F digital signal (“H”...
  • Page 12 Pin No. Pin Name Pin Description 200, 201 TD44, 45 Test pin (Built-in pull up resistor.) (Connect to ground.) TD73 Test pin (Built-in pull up resistor.) (Open) SCTL Control input from system control (IC401). SCLK Serial data transfer clock input from system control (IC401). SDIN Serial data input from system control (IC401).
  • Page 13 • IC302 CXD2710R (DYNAMIC RANGE CONTROL) Pin No. Pin Name Pin Description AMPIN Loop filter amplifier input for PLL. AMPOUT Loop filter amplifier output for PLL. — Power supply pin (+5 V) — Ground AVSS1 — Ground for PLL. VCOC VCO control signal input AVDD1 —...
  • Page 14 Pin No. Pin Name Pin Description Frequency divider output for PLL. (Open) PLL phase comparator variable input (Connect to ground.) PLL phase comparator reference input (Connect to ground.) PLL phase comparator charge pump output (Open) – 16 –...
  • Page 15 • IC401 HD6432655H01FN (SYSTEM CONTROL) Pin No. Pin Name Pin Description DAB LOCKIN Lock input for PLL. — Connect to ground. — Ground — Ground — Power supply pin (+5 V) 6 – 9 A0 – 3 Address data signal output —...
  • Page 16 Pin No. Pin Name Pin Description EXTAL System clock signal output (18.432 kHz) — Ground Ø — Test pin (Open) — Power supply pin (+5 V) Address strobe signal output (Open) Read signal output High light signal output Low light signal output LNKOFF Serial bus link signal output.
  • Page 17 • Semiconductor Location THIS NOTE IS COMMON FOR PRINTED WIRING BOARD Ref. No. Location Ref. No. Location AND SCHEMATIC DIAGRAM. (In addition to this, the necessary note is D101 B-11 IC501 printed in each block.) D102 B-14 IC502 (D501) L-11 IC503 (D503) IC504...
  • Page 18: Printed Wiring Board

    XT-100DAB 4-4. PRINTED WIRING BOARD • Refer to page 20 for Semiconductor Location. – 21 – – 22 –...
  • Page 19 XT-100DAB – 23 – – 24 –...
  • Page 20: Schematic Diagram -Main Board (1/4)

    XT-100DAB 4-5. SCHEMATIC DIAGRAM — MAIN BOARD (1/4) — • Refer to page 34 for IC Block Diagrams. (Page 30) – 25 – – 26 –...
  • Page 21: Schematic Diagram -Main Board (2/4)

    XT-100DAB 4-6. SCHEMATIC DIAGRAM — MAIN BOARD (2/4) — • Refer to page 33 for IC Block Diagrams. (Page 30) (Page 32) – 27 – – 28 –...
  • Page 22: Schematic Diagram -Main Board (3/4)

    XT-100DAB 4-7. SCHEMATIC DIAGRAM — MAIN BOARD (3/4) — • Refer to page 34 for IC Block Diagrams. (Page 25) – 29 – – 30 –...
  • Page 23: Schematic Diagram -Main Board (4/4)

    XT-100DAB 4-8. SCHEMATIC DIAGRAM — MAIN BOARD (4/4) — • Refer to page 35 for IC Block Diagrams. (Page 28) – 31 – – 32 –...
  • Page 24 • IC Block Diagrams IC101 U2759-AFLG1 IC406 NM24C16FMX8 IFIN START CYCLE H.V. GENERATOR TIMING & CONTROL START/ STOP LOGIC IF1IN EEPROM THRPRE CONTROL LOGIC DECODER SLAVE ADDRESS 128 x 16 x 8 APCPRE BANDGAP REGISTER & COMPARATOR VREF AGCT WORD THRIF ADDRESS COUNTER...
  • Page 25 IC301 SM5844AF SLAVE OUTPUT FORMAT OW18N CONTROLLER SLAVE OW18N OPERATION SECTION THRUN OUTPUT OPERATION THRUN OUTPUT TIMING OPERATION CONTROLLER OUT SIDE OCLK INPUT CLOCK DIVIDER OCKSL SELECTOR FILTER INTERPOLATE CHARACTERISTIC FILTER LRCO SELECTOR OPERATION MLEN/DEEM BCKO LRCI BCKO MLEN/DEEM ATTENUATOR DE-EMPHASIS BCKI MCK/FSI2...
  • Page 26 IC402 MBM29F400BA-70PFTN IC403 KM6161000BLTI-7L BYTE X-DECODER DQ15/A–1 4,194,304 CELL CELL DECODER MATRIX DQ14 ARRAY Y GATE DQ13 ADDRESS BUFFER LATCH CONTROL LOGIC DQ12 DATA DECODER LATCH I/O 1 I/O16 I/O 2 I/O15 DQ11 I/O 3 I/O14 I/O 4 I/O13 DQ10 CONTROL LOW VCC CIRCUIT...
  • Page 27 IC603 LM2596SX-ADJ START UP CURRENT 2.5V 1.235V SOURCE 2.5V REGULATOR REFERENCE BIAS 2.5V 220mV FREQ. SHIFT COMP – – COMP ACTIVE CURRENT CAPACITOR 200mV LIMIT OPAMP 156kHz LATCH – COMP – RESET RESET THERMAL DRIVER LIMIT 3A SWITCH VDD OUTPUT FEEDBACK ON/OFF IC701 TC9271FS(ELP)
  • Page 28: Exploded View

    SECTION 5 EXPLODED VIEW NOTE: • The mechanical parts with no reference • -XX and -X mean standardized parts, so • Accessories and packing materials are number in the exploded views are not supplied. they may have some difference from the given in the last of this parts list.
  • Page 29: Electrical Parts List

    SECTION 6 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. number, please include the board.
  • Page 30 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C226 1-126-402-11 ELECT CHIP 2.2uF C356 1-163-251-11 CERAMIC CHIP 100PF C227 1-126-402-11 ELECT CHIP 2.2uF C401 1-126-402-11 ELECT CHIP 2.2uF C228 1-163-021-11 CERAMIC CHIP 0.01uF C402 1-164-004-11 CERAMIC CHIP 0.1uF C229 1-126-402-11 ELECT CHIP...
  • Page 31 1-163-275-11 CERAMIC CHIP 0.001uF CN601 1-569-216-41 CONNECTOR (POWER) C564 1-163-275-11 CERAMIC CHIP 0.001uF CN602 1-580-907-31 PLUG, CONNECTOR (SONY BUS CONTROL IN) C565 1-163-275-11 CERAMIC CHIP 0.001uF CN603 1-580-907-31 PLUG, CONNECTOR (SONY BUS CONTROL OUT) C566 1-109-982-11 CERAMIC CHIP < DIODE >...
  • Page 32 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D612 8-719-422-49 DIODE MA8056-L IC502 8-759-700-94 IC NJM5532M D613 8-719-022-90 DIODE MA8160M IC503 8-759-700-94 IC NJM5532M D614 8-719-022-90 DIODE MA8160M IC504 8-759-700-94 IC NJM5532M D615 8-719-022-90 DIODE MA8160M IC505 8-759-262-37 IC TA2050F(EL) D616...
  • Page 33 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L703 1-412-951-11 INDUCTOR 10uH R122 1-216-049-11 RES,CHIP 1/10W R123 1-216-049-11 RES,CHIP 1/10W < TRANSISTOR > R124 1-216-073-00 METAL CHIP 1/10W R125 1-216-073-00 METAL CHIP 1/10W Q101 8-729-145-13 TRANSISTOR 2SC3356-(R25) R126 1-216-073-00 METAL CHIP 1/10W...
  • Page 34 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R301 1-216-025-00 RES,CHIP 1/10W R419 1-216-073-00 METAL CHIP 1/10W R302 1-216-025-00 RES,CHIP 1/10W R420 1-216-097-00 RES,CHIP 100K 1/10W R303 1-216-025-00 RES,CHIP 1/10W R421 1-216-073-00 METAL CHIP 1/10W R304 1-216-025-00 RES,CHIP 1/10W...
  • Page 35 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R540 1-208-806-11 RES,CHIP 0.50% 1/10W RP411 1-216-182-00 RES, CHIP NETWORK 220 (3216) R541 1-208-810-11 RES,CHIP 0.50% 1/10W RP412 1-216-182-00 RES, CHIP NETWORK 220 (3216) R542 1-208-810-11 RES,CHIP 0.50% 1/10W RP413 1-216-182-00 RES, CHIP NETWORK 220 (3216)
  • Page 36 Ref. No. Part No. Description Remark MISCELLANEOUS *************** 1-790-068-11 CORD (WITH CONNECTOR) (POWER) (INCLUDING F901) F901 1-532-731-11 FUSE (BLADE TYPE) (AUTO FUSE) 3A ************************************************************* ACCESSORIES & PACKING MATERIALS ******************************** 3-864-772-11 MANUAL, INSTRUCTION, INSTALL (ENGLISH, SPANISH,SWEDISH,PORTUGUESE) 3-864-772-21 MANUAL, INSTRUCTION, INSTALL (FRENCH, GERMAN,DUTCH,ITALIAN) 3-865-746-11 MANUAL, INSTRUCTION, ANTENNA INSTALL (for DAB ANTENNA) (ENGLISH,...
  • Page 37 XT-100DAB Sony Corporation 98K047542-1 9-926-085-11 Personal & Mobile Communication Company Printed in Hungary C1998. 11 – 46 – Published by Quality Assurance Dept.

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