Denon DHT-S514 Service Manual
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Denon DHT-S514 Service Manual

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See also: Owner's Manual , User Manual
e
DHT-S514
• For purposes of improvement, specifications and design are subject to change without notice.
• Please use this service manual with referring to the operating instructions without fail.
• Some illustrations using in this service manual are slightly different from the actual set.
S0807-0V02DM/DG1312
SERVICE MANUAL
MODEL

HOME THEATER SYSTEM

HOME THEATER SYSTEM (DHT-S514) consists of FRONT SPEAKER
and SUBWOOFER.
Copyright 2013 D&M Holdings Inc. All rights reserved.
WARNING: Violators will be prosecuted to the maximum extent possible.
JP
E3
E2
P P
e
D&M Holdings Inc.
Ver. 2
Please refer to the
MODIFICATION NOTICE.
EK
EA
E1
E1K E1C

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  • Page 1: Home Theater System

    E1K E1C DHT-S514 HOME THEATER SYSTEM HOME THEATER SYSTEM (DHT-S514) consists of FRONT SPEAKER and SUBWOOFER. • For purposes of improvement, specifications and design are subject to change without notice. • Please use this service manual with referring to the operating instructions without fail.

  • Page 2: Table Of Contents

    Contents ABOUT THIS MANUAL .............3 8. Check D3.3V ..............21 What you can do with this manual ..........3 9. Check BT3.3V ..............21 Using Adobe Reader (Windows version) ........4 10. Check D.RF3.3V ..............22 SAFETY PRECAUTIONS ............6 11. Check 3.3V .................22 NOTE FOR SCHEMATIC DIAGRAM .........7 11.

  • Page 3: About This Manual

    ABOUT THIS MANUAL Read the following information before using the service manual. What you can do with this manual Search for a Ref. No. (phrase) (Ctrl+Shift+F) You can use the search function in Acrobat Reader to search for a Ref. No. in parts lists. 1.Press Ctrl+Shift+F on the keyboard.

  • Page 4: Using Adobe Reader (Windows Version)

    Using Adobe Reader (Windows version) Add notes to this data (Sign) Magnify schematic / printed wiring board diagrams - 1 The Sign function lets you add notes to the data in (Ctrl+Space, mouse operation) this manual. Save the file once you have finished adding notes. Press Ctrl+Space on the keyboard and drag the [Example using Adobe Reader X] mouse to select the area you want to view.
  • Page 5 Magnify schematic / printed wiring Magnify schematic / printed wiring board diagrams - 2 board diagrams - 3 (Pan & Zoom function) (Loupe Tool function) The Pan & Zoom function lets you see which part of The Loupe Tool function lets you magnify a specific a magnified diagram is being shown in a separate part of a diagram in a separate window.

  • Page 6: Safety Precautions

    SAFETY PRECAUTIONS The following items should be checked for continued protection of the customer and the service technician. leakage current check Before returning the set to the customer, be sure to carry out either (1) a leakage current check or (2) a line to chassis resistance check.

  • Page 7: Note For Schematic Diagram

    NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts indicated by the z mark have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. CAUTION: Before returning the set to the customer, be sure to carry out either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the set is defective.
  • Page 8 Personal notes:...

  • Page 9: Technical Specifications

    TECHNICAL SPECIFICATIONS Frequency Range: 40Hz to 20kHz High Frequency Drivers: 35/64” (14 mm) tweeter x 2 Mid Frequency Drivers: 2 1/64 x 5” (51 x 127 mm) HHRT drivers x 2 Low Frequency Draivers: 5 15/64” (133 mm) woofers x 2 Dimensions: (HxWxD) Sound bar 3 9/64 x 39 17/32 x 3 5/64”...

  • Page 10: Precautions During Service

    PRECAUTIONS DURING SERVICE Initializing This Unit Initialize this unit if you have replaced the microprocessor, one of the parts around the microprocessor, or the digital PCB. Unplug sound bar from wall. Hold down the "Vol – (minus)"." Plug into power again. Standby button light will blink fast for several seconds indicating that the system has been reset.

  • Page 11: Disassembly

    DISASSEMBLY • Remove each part in the order of the arrows below. • Reassemble removed parts in the reverse order. • Read“ SAFETY PRECAUTION” before reassembling removed parts. • If wire bundles are removed or moved during adjustment or part replacement, reshape the wires after completing thework.

  • Page 12: Main Pwb Assy

    Explanatory Photos for“ DISASSEMBLY” • The angles from which the photos are taken are shown by “Photo angle: A, B, C, D“ . • See the diagram below about the shooting direction of each photograph. • Photographs with no shooting direction indicated were taken from the top of the set. The viewpoint of each photograph (Shooting direction) [View from the front]...

  • Page 13: Antenna Pwb Assy

    2. ANTENNA PWB ASSY Proceeding : REAR PANEL → MAIN PWB → → CABINET ANTENNA PWB (1) Remove the screws. Shooting direction B (Rear side) (2) Remove the cabinet. Remove the Sillicon Feet Remove the Sillicon Feet ANTENNA PWB Shooting direction C (Bottom side) 3.

  • Page 14: Buttons Pwb Assy

    5. BUTTONS PWB ASSY Proceeding : REAR PANEL → MAIN PWB → → CABINET BUTTONS PWB (1) Remove the FFC and remove the screws. Then remove the buttons PC. Shooting direction D (Top side) BUTTONS PC (2) Remove the screws. 6.

  • Page 15: Sub Volume Pwb

    7. SUB VOLUME PWB → VOLUME PWB Proceeding : SUB REAR PLATE (1) Remove the screws. (2) Remove the screws and the volume knob. And remove the connector wire. 8. SMPS PWB → Proceeding : SUB REAR PLATE SMPS PWB (1) Remove the connector wires.

  • Page 16: Firmware Update Procedure

    FIRMWARE UPDATE PROCEDURE 1. MCU firmware updating by USB 1.1. Items to Be Prepared • Windows PC • USB cable (A-Mini B) • Copy ‘D&M Group Soundbar Flash Programmer’ application in your PC. • Copy the two update files in the same folder on your PC. •...
  • Page 17 (4) Press ‘Load Hex file’ button. and load the HEX file(update file). (5) Press “Erase-Program-Verify” button to start the F/W update. When the update completes, the application shows “Programing completed Verification successful“ (6) Press “Bootloader Ver” button, and verify the MCU F/W version and region.
  • Page 18 (7) Press “Disconnect” , and disconnect USB cable.

  • Page 19: Trouble Shooting

    TROUBLE SHOOTING Check the each voltage 1. Check 24V Start (MAIN PWB) Check the voltage pin 1 of J5 conector. Replace the AC Adaptor. Is the voltage in the specification? (24V±10%) Finish 2. Check 5.2V Start (MAIN PWB) Check the input voltage 5 pin of U27. Check the soldering of the L45.

  • Page 20: Check Bk5V

    4. Check BK5V Start (MAIN PWB) Check the input voltage 1 pin of U23. Check the soldering of L44. Is the voltage in the specification? (5V±5%) Is the 5V output from 5 pin of U23? Check the soldering of the U23. Finish 5.

  • Page 21: Check 1.8V

    7. Check 1.8V Start (MAIN PWB) Check the input voltage 3 pin of U28. Check the soldering of L47, Q11, R262, Q12 and R263. Is the voltage in the specification? (5V±5%) Is the 1.8V output from 2 or 4 pin of U28? Check the soldering of the U28.

  • Page 22: Check D.rf3.3V

    10. Check D.RF3.3V Start (MAIN PWB) Check the input voltage 3 pin of U31. Check the soldering of L47, Q11, R262, Q12 and R263. Is the voltage in the specification? (5V±5%) Is the 3.3V output form 2 or 4 pin of U31? Check the soldering of U31.

  • Page 23: No Sound Is Output From Rch

    13. No sound is output from Rch Start (MAIN PWB) Check the input signal 4, 5, 10 and 11 pin of U19. Replace Main PWB. Is the audio signal being input? Check the output signal 21, 23, 27 and 29 pin of U19. Check the soldering of U19.

  • Page 24: No Sound Is Output From Subwoofer

    15. No sound is output from Subwoofer Start (MAIN PWB) Check the input signal 20,21 and 22 pin of IC2. Replace Main PWB. Is the audio signal being input? Check the output signal 39 and 46 pin of IC2. Check the soldering of IC2. Is a PWM being output? Check the soldering of L4, L5, FB2 and FB4.
  • Page 25 Personal notes:...

  • Page 26: Block Diagram Soundbar

    BLOCK DIAGRAM SOUNDBAR Wireless module DWAM83 CU...

  • Page 27: Block Diagram Subwoofer

    BLOCK DIAGRAM SUBWOOFER SMPS VDD MCU R5F211B4 Power Wireless module D.AMP IC51 VDD W DWAM83 MA TPS54331 Speaker TAS5711 VDD MCU Speaker LD1117_3.3 VDD W LD1117_3.3 UT4411...

  • Page 28: Wiring Overview

    WIRING OVERVIEW SOUNDBAR Speaker Speaker Antenna PCB 1P shield Wire Wire MAIN PCBA Ass'y SUBWOOFER SMSC SUB Volume (Wireless) PCBA Ass'y SMSC(Wireless) PCB MA PCB CU BUTTON PCBA Ass'y Wire wire IR PCBA Ass'y 2P Wire SUB AMP PCB Ass'y SMPS with clip Speaker Speaker...

  • Page 29: Printed Wiring Boards

    R184 R222 R221 R168 C259 R207 C289 R185 C235 R197 R223 C283 R215 R170 R196 C215 C206 R159 R157 DHT-S514 Main V3.0 R176 C246 C274 LRMA02880-0001 C203 C191 C350 C321 C229 R257 2013-11-8 C285 R122 R145 C262 R258 R256 C219...
  • Page 30 Ver 2.0 TVEE 28 Buttons Board LFCA02890-0001 Ver 3.0 SOUND BAR IR (B SIDE) SOUND BAR BUTTON (B SIDE) SUB WOOFER (A SIDE) SUB WOOFER (B SIDE) SUBWOOFER VOLUME (A SIDE) LED1 DHT-S514 Sub vol v3..0 LFCA03070-0001 2013-11-06 C293 R229 R133...

  • Page 31: Schematic Diagrams (1/10)

    100R0402 R-IN AIN0 100pF R254 100R0402 0603 ADC_SYS_24576 0402 A-GND 330R 100pF C347 C348 0.5A A-GND 0402 100K K3J13B-5S 10pF 10pF 100pF 100pF 0402 18pF 512*Fs, I²S Mode I²C Address: 0x98 A-GND A-GND A-GND 100K ADC_LRCLK 0402 18pF ADC_SCLK L-IN AIN1 ADC_SDATA 0402...

  • Page 32: Dsp

    Bluetooth Module HPX03X-1A1-XX00 BT SPI PORT SW UPGRADE 39pF BT3.3V 220pF 220pF 220pF 220pF VCC1 MOSI MOSI1 PIO8 SPI_MOSI PIO7 SPI_CLK CLK1 MISO MISO1 PIO6 SPI_MISO PIO5 SPI_CSB CSB1 BT_STATUS BT_STATUS PIO4 GND1 47R0402 BT-DO PIO3 PCM_OUT 47R0402 BT-SCLK 0402 220pF PIO2 PCM_CLK...

  • Page 33: Hdmi

    HDMI_D_5V C344 C345 100nF 100nF HDMI Out HDMI In HDMI_D_5V 5V_SUPPLY LV_SUPPLY RXD_0_P RXD_0_P SW_5V RXD_0_P TMDS_D0+ TMDS_D0+ RXD_0_P TMDS_GND TMDS_GND RXD_0_N RXD_0_N SW_5V RXD_0_N TMDS_D0- TMDS_D0- RXD_0_N RXD_1_P RXD_1_P RXD_1_P TMDS_D1+ TMDS_D1+ RXD_1_P TMDS_GND TMDS_GND HDMI_D_5V RXD_1_N RXD_1_N RXD_1_N TMDS_D1- TMDS_D1- RXD_1_N...

  • Page 34: Mcu

    R267 BOOT_EE/I2C BOOT_EE/I2C MCLR 33R/NC 0402 BK3.3V OSC1 and OSC2 needed oscillator for ICD R110 nRESET IO Expander 0402 AW9523B BK3.3V STD_BY P0_2 R111 TV_IN P0_3 RSTN nLocRESET 4.7K R113 INTN 0402 BT_IN P0_4 BK3.3V LEARN SJD12A05L01 100R P0_5 SDA-DSP C172 SURROUND C168...

  • Page 35: Power Stage

    +HVP R268 +HVA 0603 R145 BIAS 820R R147 C189 0603 R146 C188 AZ809ANSTR-E1 D3.3V 100K 100uF R148 0.1uF 0603 NPDN C357 R269 RESET C192 TP39 C193 C194 470uF 6.3V 0603 A-GND R270 0.1uF 10uH C195 C196 C197 R149 Change DC blocking to 10uF to get coner frequency to 1.6Hz R150 330pF 0402...

  • Page 36: Power Supply

    BK5V VOUT BK5V +HVP R224 0R / NC C287 C288 0.1uF C289 1000uF R225 0R / NC 0.1uF ON/OFF +HVA AO4435 LP2981A-50 VPT_PW 600R@100MHz C190 C191 100uF 0.1uF ADC3.3V R226 VOUT ADC3.3V C290 A-GND R227 C291 1000uF 0402 220K C292 0.1uF 0402 0.1uF...

  • Page 37: Button

    Display & Key Board BK3.3V BK3.3V 0402 IR_MCU_PW TP19 LED 1, Standby: White IR_MCU_SIG White IR_RPT_PW TP20 IR_RPT_SIG LED 2, TV Input: White White 0402 LED 3, Bluetooth Input: White 0402 White LED 4, Learn : White 0402 White 0402 LED 5, Surround Mode button: White White 0402...
  • Page 38 BK3.3V IR_PW IR_MCU_SIG IR_RPT_PW IR_RPT_SIG REMOTE REMOTE SCHEMATIC DIAGRAMS (8/10)

  • Page 39: Sub Woofer Volume

    VDD_MCU VR Rotate TS-027H-CSM-B-RS LED1 Dual LED 3 pin SCHEMATIC DIAGRAMS (9/10) Sub Woofer Volume...

  • Page 40: Sub Woofer Main

    VDD_W DARR83 M odul e 600R@ 100MHz 100uF 100n 6.3V 6.3V TP33 AGND RFGND TP15 TP23 0R 0603 5.8G_MCLK VDD_MCU 0R 0603 5.8G_MODE TP32 R133 0R 0603 0603 NC / DTC 115E TP24 TP25 33R 0603 SOT-23 33R 0603 5.8G_EN TP26 LED_LINKED TP27...

  • Page 41: Exploded View Soundbar

    EXPLODED VIEW SOUNDBAR Please refer to the last chapter for the part list. 18 6 6 17 14 15 12 13 5 6 7 WARNING: Parts marked with this symbol z have critical characteristics. Use ONLY replacement parts recommended by the manufacturer.

  • Page 42: Sub-Assembly View

    SUB-ASSEMBLY VIEW Ref-No.A Front Assy with Tweeter speakers Ref-No.B Rear assy with Bluetooth antenna & cable Ref-No.E Ref-No.C Ref-No.D Main board assy Button assy Button PWB assy...

  • Page 43: Exploded View Subwoofer

    EXPLODED VIEW SUBWOOFER Please refer to the last chapter for the part list.

  • Page 44: Sub-Assembly View

    SUB-ASSEMBLY VIEW Ref-No.G Cabinet assy Ref-No.F Grill assy Ref-No.H Rear plate assy with AC socket...

  • Page 45: Packing View

    PACKING VIEW Please refer to the last chapter for the part list. REF-No.J REF-No.K 35 36...
  • Page 46 REF No. Part No. Part Name Remarks Q'ty New Ver Exproded & Sub assy 978402104380D Front Ass'y with Tweeter speakers ASWA00271-0008 － Logo (Denon) － 0.0004 Double side tape － Soundbar Grill － GP Screw T3.0xL8xP1.06mm － Front Baffle －...
  • Page 47 Sub Rear Plate AC Socket 2P Non Weave Sheet_Black 978323100430D Woofer Speaker (Woofer 60W 8ohm) ASWA00273-0001 978189100630D DHT-S514 SUB WOOFER AMP ASS'Y with Clip 4 pieces ASWA00271-0045 978182100180D WIRELESS MODULE/SMSC Subwoofer ASWA00271-0048 978606502360D FPC cable (FPC CABLE 26pin P=0.5mm 55mm) ASWA00271-0046 SMPS (Open Frame DC24V 2.5A 60W)
  • Page 48 Packing Packing ※Parts indicated by "nsp"on this table cannot be supplied. ※The parts listed b NOTE:The symbols in the column Remarks indicate the following destinations. E3 : U.S.A. & Canada model E2 : Europe model E1C : China model E1 : Asia model JP : Japan model REF No.

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