Sony UDA-1 Service Manual

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SERVICE MANUAL
Ver. 1.1 2013.10
AUDIO POW ER SPECIFICATIONS (US and Canadian models)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 4 ohm loads, both channels driven, from 20 - 20,00 0 Hz; rated
20 watts per channel minimum RMS power, with no more than 10% total
harmonic distortion from 250 milliwatts to rated output.
Amplifier section (US, Canadian and Taiwan models)
Reference Power Output
23 W + 23 W (4 ohms, 1 kHz, THD 10%)
Rated Power Output
20 W + 20 W (4 ohms, 20 Hz - 20 kHz, THD 10 %)
Speaker impedance match
4 ohms - 16 ohms
S/N ratio
LINE IN: 100 dB (short-circuit input, 20 kHz LPF, A Network)
USB IN: 100 dB (20 kHz LPF, A Network)
Frequency response
10 Hz - 100 kHz (+0 dB, –3 dB) (4 ohms, LINE IN)
Amplifier section (AEP, UK and Chinese models)
Reference Power Output
23 W + 23 W (4 ohms, 1 kHz, THD 10%)
Rated Power Output
20 W + 20 W (4 ohms, 1 kHz, THD 0 .9%)
Speaker impedance match
4 ohms - 16 ohms
S/N ratio
LINE IN: 100 dB (short-circuit input, 20 kHz LPF, A Network)
USB IN: 100 dB (20 kHz LPF, A Network)
Frequency response
10 Hz - 100 kHz (+0 dB, –3 dB) (4 ohms, LINE IN)
Input section (digital)
USB REA R (USB-B jack)
US B 2.0 compatible
Supported format
PCM (Sampling frequency: 44.1 k/ 48 k/ 88.2 k/ 96 k/ 176.4 k/
192 kHz, data bit length: 16/ 24/3 2 bits)
DSD (2.8 M/ 5.6 MHz)
USB FRONT (USB-A jack)
USB 2.0 compatible
Supported format
PCM (Sampling frequency: 32 k/ 44.1 k/ 48 kHz,
data bit length: 16 bits)
COAXIAL jack
Input impe dance: 75 ohms
Supported format
PCM (Sampling frequency: 32 k/ 44.1 k/ 48 k/ 88.2 k/ 96 k/ 176.4 k/
192 kHz, data bit length: 16/ 24 bits)
9-893-834-02
Sony Corporation
2013J33-1
©
2013.10
Published by Sony Techno Create Corporation
SPECIFICATIONS
OPTICAL jack
Supported format
PCM (Sampling frequency: 32 k/ 44.1 k/ 48 k/ 88.2 k/ 96 kHz, data
bit length: 16/2 4 bits)
Input section (analog)
Input sensitivity: 500 mV
Input impedance: 100 kilohms
Output section
LINE OUT
Output voltage: 2 V
Output impedance: 2.2 kilohms
2 Hz - 80 kHz (–3 dB)
PHONES
17 mW + 17 mW (8 ohms, THD 1%)
55 mW + 55 mW (32 ohms, THD 1%)
170 mW + 170 mW (300 ohms, THD 1%)
General and others
Power requirements
AC 120 V 60 Hz (US, Canadian and Taiwan models)
AC 220-240 V 50/ 60 Hz (AEP, UK and Chinese models)
Power consumption
On: 65 W
During standby mode: 0 .3 W
Dimensions (approx.) (w/h/ d)
225 mm × 74 mm × 262 mm (8 7/ 8 inch × 3 inch × 10 3/ 8 inch)
including projecting parts and controls
Mass (approx.)
4.0 kg (8 lbs 14 oz)
Supplied accessories
AC power cord (1)
Remote control (RM-ANU182) (1)
USB cable (1)
Quick Start Guide (1)
Reference Guide (1)
Design and specifications are subject to change without notice.
Standby power consumption: 0. 3W
UDA-1
US Model
Canadian Model
AEP Model
UK Model
Chinese Model
Taiwan Model
Copyrights
Microsoft, Windows, Windows Vista and Windows Media are either
trademarks or registered trademarks of Microsoft Corporation in the
United States and/or other countries.
This product is protected by certain intellectual property rights of
Microsoft Corporation. Use or distribution of such technology outside of
this product is prohibited without a license from Microsoft or an authorized
Microsoft subsidiary.
Mac, Mac OS and iTunes are trademarks of Apple Inc., registered in the
U.S. and other countries.
iOS is a trademark or registered trademarks of Cisco in the U.S. and other
countries and is used under license.
Android and its respective logos are trademarks of Google Inc.
iPhone, iPod, iPod classic, iPod nano, and iPod touch are trademarks of
Apple Inc., registered in the U.S. and other countries.
All other trademarks and registered trademarks are of their respective
holders. In this manual, ™ and ® marks are not speci ed.
"Made for iPod," and "Made for iPhone" mean that an electronic accessory
has been designed to connect speci cally to iPod or iPhone, respectively,
and has been certi ed by the developer to meet Apple performance
standards. Apple is not responsible for the operation of this device or its
compli ance with safety and regulatory standards. Please note that the use
of this accessory with iPod or iPhone may a ect wireless performance.
Made for iPod/ iPhone models
The compatible iPod/iPh one models are as follows. Update your iPod/
iPhone with the latest software before using with the unit.
USB works with:
iPhone
iPhone 5/ iPhone 4S/iPhone 4/ iPhone 3GS/ iPhone 3G
iPod touch
iPod touch (5th generation)/iPo d touch (4th generation)/
iPod touch (3rd generation)/iPo d touch (2nd generation)
iPod
iPod classic
iPod nano
iPod nano (7th generation)/ iPod nano (6th generation)/ iPod nano (5th
generation)/ iPod nano (4th generation)/ iPod nano (3rd generation)
Other trademarks and trade names are those of their respective owners.
USB DAC AMPLIFIER

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Summary of Contents for Sony UDA-1

  • Page 1 192 kHz, data bit length: 16/ 24 bits) generation)/ iPod nano (4th generation)/ iPod nano (3rd generation) Other trademarks and trade names are those of their respective owners. USB DAC AMPLIFIER 9-893-834-02 Sony Corporation 2013J33-1 © 2013.10 Published by Sony Techno Create Corporation...
  • Page 2: Table Of Contents

    LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONC- TIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DON- NÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3 UDA-1 SECTION 1 SERVICING NOTES UNLEADED SOLDER NOTE OF REPLACING THE IC350 AND IC351 ON Boards requiring use of unleaded solder are printed with the lead- THE AMP BOARD AND THE COMPLETE AMP BOARD free mark (LF) indicating the solder contains no lead.
  • Page 4 UDA-1 Ver. 1.1 CAPACITOR ELECTRICAL DISCHARGE PROCESSING ABOUT THE SPECIAL DISPLAY OF LED When checking the board, for the electric shock prevention, con- USB FRONT lamp is fl ashes nect the resistors to both ends of respective capacitor (C240 and •...
  • Page 5 UDA-1 SERVICE POSITION (COMPONENT SIDE) panel (AL) block DAC board SPTM board DIGITAL board PRIMARY board DCDC board AMP board SERVICE POSITION (CONDUCTOR SIDE) panel (AL) block DIGITAL board DAC board PRIMARY board AMP board SPTM board DCDC board...
  • Page 6: Disassembly

    UDA-1 SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW 2-2. PANEL (SIDE) L/R ASSY 2-7. SPTM BOARD (Page 6) (Page 10) 2-3. PANEL (AL) BLOCK, FUSE (F120) 2-8. DIGITAL BOARD BLOCK...
  • Page 7: Panel (Al) Block, Fuse (F120)

    UDA-1 2-3. PANEL (AL) BLOCK, FUSE (F120) 1 knob (VOL) assy 2 screw (BTP3 2 two screws (BTP3 Note 1: Please spread a sheet under a unit not to injure top panel. 3 screw (BVTP3 – Rear bottom view –...
  • Page 8: Dcdc Board

    UDA-1 2-4. DCDC BOARD clamp filter (ferrite core) DCDC board (FC2) half 2 tape half 8 screw (BVTP3 tape qa teflon tape (sub material) qs DCDC board 0 connector saranet cushion clamp (L35) clamp (L35) (CN154) 4 connector (CN150) 3 connector...
  • Page 9: Amp Board-1

    UDA-1 2-5. AMP BOARD-1 2 plate (noise) clamp (L35) DAC board PRIMARY board 1 screw (BVTP3 5 connector (CN700) 4 connector (CN201) 9 connector (CN205) 6 connector (CN213) clamp (L35) clamp (L35) AMP board 3 connector (CN202) 8 connector (CN212)
  • Page 10: Amp Board-2

    UDA-1 Ver. 1.1 2-6. AMP BOARD-2 9 saranet cushion 6 heat sink (E) 0 sleeve ferrite clamp 5 two screws (See Note) (FC5) (transistor) 2 screw (BVTP3 3 clamp (L35) 1 two screws 7 saranet cushion (BV3 8 CU) saranet cushion...
  • Page 11: Digital Board Block

    UDA-1 2-8. DIGITAL BOARD BLOCK 3 screw Wire setting DIGITAL board clamp 1 connector (CN304) ferrite clamp (FC3) 4 two screws (BVTP3 – Rear view – 2 two screws (BVTP3 2 two screws (BVTP3 6 DIGITAL board block 5 Remove the DIGITAL board block...
  • Page 12: Digital Board

    UDA-1 2-9. DIGITAL BOARD 4 connector 5 two screws (CN308) (BVTP3 8 DIGITAL board 6 clamp 3 connector (CN303) 5 screw (BVTP3 2 connector (CN306) 7 bracket (digital) 5 screw (BVTP3 7 bracket (digital) 1 connector (CN501) 2-10. DAC BOARD...
  • Page 13: Ac Inlet (2P) (Ac1)

    UDA-1 Ver. 1.1 2-11. AC INLET (2P) (AC1) Wire e i cable tie AC inlet (2P) (AC1) 1 Cut the cable tie. Note: In reassembling, use new cable tie to fasten the wire to same as before. 3 two screws...
  • Page 14: Test Mode

    UDA-1 SECTION 3 TEST MODE SHIP MODE It can return to initial setting. Procedure: 1. Press the [ ] button to turn the power off. 2. Press and hold (about 4 seconds) the [ ] button, and all the LED lights up.
  • Page 15: Troubleshooting

    UDA-1 SECTION 4 TROUBLESHOOTING 1. When power is not turned on START Reinsert the fuse (F120) on the Check that the fuse (F120) on Press the [?/1] the PRIMARY board is PRIMARY board. Repair the harness. button, [?/1] LED Exchange the fuse (F120) on correctly inserted, or check is lighting green.
  • Page 16 UDA-1 – From page 15 – Check that the harness is Press and hold Reinsert the harness. correctly inserted in CN305 on (about 4 seconds) Repair the harness. the DIGITAL board and CN401 the [?/1] button, on the FRONT-L board.
  • Page 17 UDA-1 2. When protector happened START Check that the harness is Check that the all Repair the harness. correctly inserted in CN215 on input indicator the AMP board and CN303 on LEDs are not the DIGITAL board. blinking (blinking is protector).
  • Page 18 UDA-1 4. When sound is not outputted START The volume knob is turned to Check that the the position at ten o'clock. sound from the And check that voltage of the LINE IN input is following is about 0.3 V.
  • Page 19 UDA-1 – From page 18 – Check that voltage of the Check that the harness is Reinsert the harness. following is “H”. correctly inserted in CN215 on Repair the harness. AMP board: CL240 or the AMP board and CN303 on CN215 pin 1 (XAMUTE) the DIGITAL board.
  • Page 20 UDA-1 – From page 18 – Check that the sound from Check that the harness is Reinsert the harness. the LINE IN input is outputted correctly inserted in CN202 on Repair the harness. of headphone. the AMP board and CN600 on the HP board.
  • Page 21 UDA-1 – From page 20 – Check that the pin jack (J400 Check that the Exchange the J400 on the on the DAC board) terminal sound from the DAC board. is normal. OPTICAL/ COAXIAL input is outputted of line out.
  • Page 22 UDA-1 – From page 21 – Check that the sound from the USB FRONT input is outputted of speaker. Check that the harness which Check that the Repair the harness. connects DIGITAL board iPod/Android (CN501) and F-USB board terminal is (CN802) is normal.
  • Page 23 UDA-1 5. When remote commander does not work START Check that the IC500 on the Check the following parts and When remote commander FRONT-R board is soldering the surrounding circuit. does not work. normal. FRONT-R board: IC500 Exchange the FRONT-R board.
  • Page 24 UDA-1 MEMO...
  • Page 25: Diagrams

    UDA-1 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM - USB Section - CN801 USB SWITCH USB TRANSCEIVER USB CONTROLLER IC506 IC508 IC501 DP_OUT DP_IN F_USB_DATA DATA0 – ULPI_DATA0 – >002B I2S0_TXD0 DATA7 ULPI_DATA7 F_USB_BCK F_USB_DATA, F_USB_BCK, DM_IN DM_OUT I2S0_TX_BCLK F_USB_MCLK, F_USB_LRCK,...
  • Page 26: Block Diagram - Main Section

    UDA-1 5-2. BLOCK DIAGRAM - MAIN Section - DATA/CLOCK SELECTOR D/A CONVERTER IC402 IC107 IC405 DIGITAL AUDIO INTERFACE RECEIVER IC103 DAI_P07 41 IOUTL+ 25 LINE AMP L, R OPTICAL >004B DIGITAL IN DATA RECEIVER RXIN1 DATAOUT 16 DAI_P08 DAI_P05 49 IOUTL–...
  • Page 27: Block Diagram - Amp Section

    UDA-1 5-3. BLOCK DIAGRAM - AMP Section - J400 (2/2) L, R >004B BUFFER LINE OUT (Page 26) IC415 (D/A DIRECT) SIGNAL PATH MUTING MUTING : AUDIO (ANALOG) Q400 Q401 : AUDIO IN (ANALOG) MUTING CONTROL SWITCH Q217 – 219...
  • Page 28: Block Diagram - Panel/Power Supply Section

    UDA-1 Ver. 1.1 5-4. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section - SYSTEM CONTROLLER LED DRIVE IC306 (4/4) SELECTOR IC403 REMOTE CONTROL SIRCS_IN RECEIVER D409 LED DRIVE IC500 S_IN LED_DAT Q409 LED_CLK LED_CE D302 D412 LED DRIVE LED_LAT POWER LED Q412...
  • Page 29 UDA-1 Ver. 1.1 THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. • Circuit Boards Location (In addition to this, the necessary note is printed in each block.) PRIMARY board For Printed Wiring Boards. For Schematic Diagrams. Note:...
  • Page 30: Printed Wiring Board - Digital Board

    UDA-1 5-5. PRINTED WIRING BOARD - DIGITAL Board - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. (Page 38) (Page 44) (Page 36) (Page 42) DAC BOARD DCDC BOARD AMP BOARD FRONT-L BOARD >02P >05P >04P...
  • Page 31: Schematic Diagram - Digital Board (1/5)

    UDA-1 5-6. SCHEMATIC DIAGRAM - DIGITAL Board (1/5) - • See page 38 for Waveforms. • See page 48 for IC Block Diagrams. DIGITAL BOARD (1/5) IC111 SWITCHING (Page 33) IC111 TC74VHC02FT(EKJ) >101S LINE_OUT_MUTE BUS1 VCC 14 DIGITAL D_GND BOARD...
  • Page 32: Schematic Diagram - Digital Board (2/5)

    UDA-1 5-7. SCHEMATIC DIAGRAM - DIGITAL Board (2/5) - • See page 48 for IC Block Diagrams. • See page 55 for IC Pin Function Description. DIGITAL BOARD (2/5) R218 >107S DSD_LRCK_I R219 DSD_BCK_I R220 47 DIGITAL DSDR_I BOARD R221 47...
  • Page 33: Schematic Diagram - Digital Board (3/5)

    UDA-1 5-8. SCHEMATIC DIAGRAM - DIGITAL Board (3/5) - • See page 38 for Waveforms. • See page 48 for IC Block Diagrams. • See page 55 for IC Pin Function Description. DIGITAL BOARD (3/5) CN303 CL312 XAMUTE XAMUTE CL313...
  • Page 34: Schematic Diagram - Digital Board (4/5)

    UDA-1 5-9. SCHEMATIC DIAGRAM - DIGITAL Board (4/5) - • See page 38 for Waveforms. • See page 48 for IC Block Diagrams. • See page 55 for IC Pin Function Description. DIGITAL BOARD (4/5) R439 R419 R418 R413 R440...
  • Page 35: Schematic Diagram - Digital Board (5/5)

    UDA-1 5-10. SCHEMATIC DIAGRAM - DIGITAL Board (5/5) - • See page 38 for Waveforms. • See page 48 for IC Block Diagrams. • See page 55 for IC Pin Function Description. DIGITAL BOARD (5/5) FS_SCL R561 R564 FS_SDA >110S...
  • Page 36: Printed Wiring Board - Amp Board

    UDA-1 5-11. PRINTED WIRING BOARD - AMP Board - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. (Page 40) SPTM AMP BOARD (CONDUCTOR SIDE) >08P BOARD AMP BOARD (COMPONENT SIDE) CN700 TH200 C214 JL202 R350...
  • Page 37: Schematic Diagram - Amp Board

    UDA-1 5-12. SCHEMATIC DIAGRAM - AMP Board - • See page 48 for IC Block Diagrams. AMP BOARD (Page 41) CN207 CL257 >08S CL256 SPTM CL255 BOARD CL254 -23.9 -23.9 CN700 Q202 Q205 2SA2154MFV(TL3S 2SA2154MFV(TL3S R222 DC DETECT DC DETECT...
  • Page 38: Printed Wiring Board - Dac Board

    UDA-1 Ver. 1.1 • Waveforms 5-13. PRINTED WIRING BOARD - DAC Board - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. – DIGITAL Board – IC103 ea (XOUT) DAC BOARD (COMPONENT SIDE) CL432 3.7 Vp-p 40.6 ns...
  • Page 39: Schematic Diagram - Dac Board

    UDA-1 Ver. 1.1 5-14. SCHEMATIC DIAGRAM - DAC Board - • See page 48 for IC Block Diagrams. (Page 33) DIGITAL >02S BOARD (3/5) DAC BOARD CN304 C497 0.001 J400 (AEP, UK, CH) C408 CN404 100p CL419 D400 DA2J10100L LINE IN...
  • Page 40: Printed Wiring Boards - Input/Output Section

    UDA-1 5-15. PRINTED WIRING BOARDS - INPUT/OUTPUT Section - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. F-USB BOARD (CONDUCTOR SIDE) SPTM BOARD (COMPONENT SIDE) F-USB BOARD (COMPONENT SIDE) CN801 D801 CL800 C800 D800 C804...
  • Page 41: Schematic Diagram - Input/Output Section

    UDA-1 Ver. 1.1 5-16. SCHEMATIC DIAGRAM - INPUT/OUTPUT Section - F-USB BOARD SPTM BOARD ET801 (CHASSIS) C703 C702 CN802 R703 R701 0.01 220p TB701 CL800 CN700 C800 100p CL700 >07S >08S CL701 VBUS L701 CL803 – R800 CN801 DIGITAL CL702...
  • Page 42: Printed Wiring Boards - Front Section

    UDA-1 5-17. PRINTED WIRING BOARDS - FRONT Section - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. FRONT-L BOARD R415 CL401 JW421 JW420 JW419 JW418 D412 Q401 S402 R404 CL403 CL405 CL404 CL402 C413 INPUT SELECTOR...
  • Page 43: Schematic Diagram - Front Section

    UDA-1 5-18. SCHEMATIC DIAGRAM - FRONT Section - • See page 48 for IC Block Diagrams. FRONT-L BOARD D401 D402 D403 D404 D405 D412 1L0353W34A0MKT01 1L0353W34A0MKT01 1L0353W34A0MKT01 1L0353W34A0MKT01 1L0353W34A0MKT01 SELU5423E-STP15 CN401 USB REAR USB FRONT COAXIAL OPTICAL LINE CL413 STB+3.3V...
  • Page 44: Printed Wiring Board - Dcdc Board

    UDA-1 5-19. PRINTED WIRING BOARD - DCDC Board - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. (FAN) DCDC BOARD (COMPONENT SIDE) (Page 30) (Page 30) (Page 47) DIGITAL DIGITAL PRIMARY >05P >06P >14P BOARD...
  • Page 45: Schematic Diagram - Dcdc Board

    UDA-1 5-20. SCHEMATIC DIAGRAM - DCDC Board - • See page 38 for Waveforms. • See page 48 for IC Block Diagrams. DCDC BOARD L150 4.7uH R153 R157 IC151 100k (Page 46) CN154 F150 IC190 T3.15A 250V >13S +5V REGULATOR...
  • Page 46: Schematic Diagram - Primary Board

    UDA-1 Ver. 1.1 5-21. SCHEMATIC DIAGRAM - PRIMARY Board - PRIMARY BOARD T100 F120 SUB POWER D104 T1.25AL 250V (AEP, UK, CH) TRANSFORMER 1SR154-400TE-25 T2.5AL 250V (US, CND, TW) JS120 TP120 TP102 TP103 D105 1SR154-400TE-25 CN120 TP121 US, CND, AEP,...
  • Page 47: Printed Wiring Board - Primary Board

    UDA-1 Ver. 1.1 5-22. PRINTED WIRING BOARD - PRIMARY Board - • See page 29 for Circuit Boards Location. • : Uses unleaded solder. AMP BOARD >09P (Page 36) T001 CN201 MAIN POWER TRANSFORMER DCDC BOARD >13P (Page 44) CN154...
  • Page 48 UDA-1 – DIGITAL Board – IC103 LC89075WA-H 62 61 60 59 58 57 56 RXIN5 RXIN6 RXIN7 RXIN8 MUX 15:3 S/PDIF GROUP: C GROUP: D LPF 1 DIGITAL INTERFACE RECEIVER PGND 2 MASTER CLOCK MCKIN 3 BIT CLOCK BCKIN 4...
  • Page 49 UDA-1 IC107, 309 TC74VHC157FT (EKJ) IC110 BD00HC5WEFJ-E2 SELECT 11 1 1A 2 STROBE INPUT OVER CURRENT INPUT OUTPUT PROTECT SOFT 11 12 OUTPUT START INPUT INPUT OUTPUT THERMAL SHUTDOWN GND 8 OUTPUT IC201 BD6047GUL-E2 FLGB INITIAL DELAY GATE UVLO DRIVER...
  • Page 50 UDA-1 IC401 S-13A1A11-E6T1U3 VOUT 1 OVERCURRENT PROTECTION THERMAL SHUTDOWN ON/OFF CONTROL – REFERENCE VOLTAGE VSS 2 ON/OFF 3 INRUSH CURRENT LIMITING IC503 S-1333A18-M5T1U3 VIN 1 VOUT OVER CURRENT PROTECTION CIRCUIT THERMAL SHUTDOWN CIRCUIT ON/OFF CIRCUIT – REFERENCE VOLTAGE CIRCUIT VSS 2...
  • Page 51 UDA-1 – AMP Board – IC206 NJW1194 INA1 1 INB1 INA2 2 INB2 INA3 3 INB3 INA4 4 INB4 GND 5 DCCAP_A 6 DCCAP_B GND 7 OUTA 8 OUTB VDDOUT 9 DATA 10 ADR1 CONTROL CLOCK 11 ADR0 LOGIC LATCH 12 V–...
  • Page 52 UDA-1 – DAC Board – IC403 MM1836A50NRE CONT 1 BIAS CURRENT LIMIT – REGULATOR VOUT VOLTAGE THERMAL REFERENCE SHUTDOWN GND 2 NC 3 IC404 NJM2871BF33-TE2 THERMAL PROTECTION BANDGAP REFERENCE IC405 PCM1795DBR VCC2L ZEROL 1 AGND3L ZERO DETECT ZEROR 2 CURRENT IOUTL–...
  • Page 53 UDA-1 – FRONT-L Board – IC402, 403 TC74VHC595FT (EKJ) SHIFT REGISTER LATCH PARALLEL DATA OUTPUT – DCDC Board – IC150 BD00GA3WEFJ-E2 SOFT IC151 RT7256ALZSP BOOT 1 CURRENT INTERNAL OSCILLATOR SENSE REGULATOR AMPLIFIER SLOPE COMP VA VCC FOLDBACK CONTROL SHUTDOWN COMPARATOR 1.2V...
  • Page 54 UDA-1 IC153 S-1333A33-M5T1U3 VIN 1 VOUT OVER CURRENT PROTECTION CIRCUIT THERMAL SHUTDOWN CIRCUIT ON/OFF CIRCUIT – REFERENCE VOLTAGE CIRCUIT VSS 2 ON/OFF 3 IC180 BA00BC0WFP-E2 VREF – DRIVER THERMAL OVER CURRENT SHUT DOWN PROTECT IC190 BA6956AN CONTROL LOGIC...
  • Page 55 UDA-1 • IC Pin Function Description DIGITAL BOARD IC203 CM6632A (USB AUDIO PROCESSOR) Pin No. Pin Name Description XSCO System clock output terminal (12 MHz) VCCHSRT Power supply terminal (+3.3V) (analog system) GNDHSRT Ground terminal (analog system) RREF External reference resistor connection terminal USBDM Two-way USB serial data (–) bus with the USB connector...
  • Page 56 UDA-1 Pin No. Pin Name Description X2DAC_MCLK I2S master clock signal output to the digital audio interface receiver X2DAC_LRCK I2S L/R sampling clock signal output to the digital audio interface receiver X2DAC_SCLK I2S bit clock signal output to the digital audio interface receiver...
  • Page 57 UDA-1 DIGITAL BOARD IC306 MB9AF156NPMC-G-JNE2 (SYSTEM CONTROLLER) Pin No. Pin Name Description Power supply terminal (+3.3V) FS_INT Interrupt request signal input from the USB controller 3, 4 Not used FS_XRESET Reset signal output to the USB controller “L”: reset AUTOSTBY_SW AUTO STANDBY (DIGITAL INPUT ONLY) switch input terminal “L”: auto standby on...
  • Page 58 UDA-1 Pin No. Pin Name Description AVCC Power supply terminal (+3.3V) AVRH Reference voltage (+3.3V) input terminal AVSS Ground terminal TEMP1 Thermal detection signal input terminal Not used POWER_KEY Power switch input terminal A_SEL1 Relay drive signal (for line in/digital in selection) output terminal “L”: digital in, “H”: line in...
  • Page 59 UDA-1 DIGITAL BOARD IC402 ADSP-21488KSWZ-3A1 (DSP) Pin No. Pin Name Description VDD_INT Power supply terminal (+1.1V) (for core) Core instruction rate to CLKIN (pin 12) ratio selection signal input terminal CLK_CFG1 Fixed at “H” in this unit BOOT_CFG0 Boot mode selection signal input terminal Fixed at “L”...
  • Page 60 UDA-1 Pin No. Pin Name Description THD_M Thermal diode cathode output terminal Not used THD_P Thermal diode anode input terminal Not used VDD_THD Not used 72 to 76 VDD_INT Power supply terminal (+1.1V) (for core) FLAG0 Interrupt request signal output to the system controller...
  • Page 61 UDA-1 DIGITAL BOARD IC501 MK60FN1M0VLQ12 (USB CONTROLLER) Pin No. Pin Name Description 1 to 4 PTE0 to PTE3 Not used Power supply terminal (+3.3V) Ground terminal 7, 8 PTE4, PTE5 Not used I2S0_MCLK I2S master clock signal output to the digital audio interface receiver...
  • Page 62 UDA-1 Pin No. Pin Name Description RESET_B Reset signal input from the system controller “L”: reset ULPI_DATA2 to 75 to 80 Two-way ULPI data bus with the USB transceiver ULPI_DATA7 I2C0_SCL Serial data transfer clock signal output to the EEPROM...
  • Page 63 UDA-1 DIGITAL BOARD IC508 TUSB1210BRHBR (USB TRANSCEIVER) Pin No. Pin Name Description Reference clock input terminal REFCLK Input or output setting terminal for CLOCK (pin 26) “L”: input mode, “H”: output mode Fixed at “L” in this unit NXT signal output to the USB controller...
  • Page 64: Exploded Views

    UDA-1 Ver. 1.1 SECTION 6 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • Color Indication of Appearance Parts Ex- The components identifi ed by mark 0 they may have some difference from the ample: or dotted line with mark 0 are critical for original one.
  • Page 65: Front Panel Section

    UDA-1 6-2. FRONT PANEL SECTION • Rear bottom view not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description...
  • Page 66: Amp Board Section

    UDA-1 Ver. 1.1 6-3. AMP BOARD SECTION not supplied (AEP, UK, CH) not supplied not supplied not supplied not supplied not supplied DIGITAL board section supplied with RV190 not supplied not supplied not supplied RV190 Ref. No. Part No. Description Remark Ref.
  • Page 67: Digital Board Section

    UDA-1 Ver. 1.1 6-4. DIGITAL BOARD SECTION not supplied not supplied not supplied not supplied not supplied not supplied not supplied (AEP, UK, CH) not supplied supplied chassis section – Rear view – Ref. No. Part No. Description Remark Ref. No.
  • Page 68: Chassis Section

    UDA-1 Ver. 1.1 6-5. CHASSIS SECTION (US, CND, TW) not supplied F120 T001 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-2587-364-1 FOOT ASSY (ALG) 0 F120 1-532-502-33 FUSE (T 1.25 AL/250 V) (AEP, UK, CH)
  • Page 69: Electrical Parts List

    UDA-1 Ver. 1.1 SECTION 7 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 70 UDA-1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < FUSE > R233 1-216-845-11 METAL CHIP 100K 1/10W R235 1-216-845-11 METAL CHIP 100K 1/10W 0 F200 1-523-082-11 FUSE (1 A/250 V) 0 F201 1-523-082-11 FUSE (1 A/250 V)
  • Page 71 UDA-1 Ver. 1.1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1972-970-A DAC BOARD, COMPLETE (US, CND, TW) < LUG TERMINAL > A-1972-971-A DAC BOARD, COMPLETE (AEP, UK, CH) ******************** * EE400 1-780-408-11 TERMINAL, LUG * EE401...
  • Page 72 UDA-1 DCDC DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R434 1-216-809-11 METAL CHIP 1/10W < FUSE > R451 1-216-833-11 METAL CHIP 1/10W R453 1-216-809-11 METAL CHIP 1/10W 0 F150 1-523-086-11 FUSE (T 3.15 A/250 V)
  • Page 73 UDA-1 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C122 1-114-582-91 CERAMIC CHIP 0.1uF C338 1-116-151-11 CERAMIC CHIP 0.001uF C123 1-114-582-91 CERAMIC CHIP 0.1uF C339 1-116-151-11 CERAMIC CHIP 0.001uF C124 1-164-848-11 CERAMIC CHIP 8PF 0.5PF...
  • Page 74 UDA-1 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C524 1-114-582-91 CERAMIC CHIP 0.1uF IC401 6-718-981-01 IC S-13A1A11-E6T1U3 C525 1-116-737-11 CERAMIC CHIP 1uF IC402 (Not supplied) IC ADSP-21488KSWZ-3A1 (See Note) * C526 1-116-720-11 CERAMIC CHIP 10uF 6.3V...
  • Page 75 UDA-1 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R154 1-218-990-81 SHORT CHIP R256 1-218-937-11 METAL CHIP 1/16W R155 1-218-937-11 METAL CHIP 1/16W R257 1-218-937-11 METAL CHIP 1/16W R163 1-218-937-11 METAL CHIP 1/16W R258 1-218-937-11...
  • Page 76 UDA-1 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R372 1-218-965-11 METAL CHIP 1/16W R502 1-218-937-11 METAL CHIP 1/16W R373 1-218-965-11 METAL CHIP 1/16W R503 1-218-937-11 METAL CHIP 1/16W R375 1-218-959-11 METAL CHIP 3.3K 1/16W...
  • Page 77 UDA-1 DIGITAL FRONT-L FRONT-R Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R593 1-218-937-11 METAL CHIP 1/16W < IC > R594 1-218-965-11 METAL CHIP 1/16W R595 1-250-521-11 METAL CHIP 1/16W IC402 6-712-386-01 IC TC74VHC595FT (EKJ) R601...
  • Page 78 UDA-1 Ver. 1.1 F-USB PRIMARY SPTM Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1952-476-A F-USB BOARD, COMPLETE C106 1-126-964-11 ELECT 10uF ********************* C107 1-162-960-11 CERAMIC CHIP 220PF < CAPACITOR > < CONNECTOR > C800 1-162-927-11...
  • Page 79 UDA-1 Ver. 1.1 SPTM Ref. No. Part No. Description Remark C702 1-100-153-91 CERAMIC CHIP 220PF 100V C703 1-118-345-11 CERAMIC CHIP 0.01uF < CONNECTOR > CN700 1-785-102-11 PIN, CONNECTOR (3.96 mm PITCH) 4P < COIL > L700 1-411-906-11 COIL, AIR-CORE L701...
  • Page 80 UDA-1 REVISION HISTORY Ver. Date Description of Revision 2013.09 2013.10 Addition of Chinese and Taiwan models Change of Part No. for POWER CORD (US and Canadian models) (SMR-13032) How to search for a contact point of signal lines or the like in DIAGRAMS SECTION If a contact point of a BLOCK DIAGRAM, PRINTED WIRING BOARD or SCHEMATIC DIAGRAM is shown in a different page, use the PDF fi...

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