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Sharp HT-DP4000 Service Manual

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(CP-SR4000)
(CP-F4000)
(CP-SW4000)
Manufactured under license from Dolby Laboratories Licens-
ing Corporation.
DOLBY, the double-D symbol
trademarks of Dolby Laboratories Licensing Corporation.
IMPORTANT SERVICE NOTES ............................................................................................................................................. 2
SPECIFICATIONS ................................................................................................................................................................. 2
NAMES OF PARTS ............................................................................................................................................................... 3
REMOTE CONTROL ............................................................................................................................................................. 4
QUICK GUIDE ........................................................................................................................................................................ 5
DISASSEMBLY ...................................................................................................................................................................... 7
ADJUSTMENT ...................................................................................................................................................................... 9
NOTES ON SCHEMATIC DIAGRAM .................................................................................................................................. 11
TYPES OF TRANSISTOR AND LED .................................................................................................................................... 11
BLOCK DIAGRAM ............................................................................................................................................................... 12
SCHEMATIC DIAGRAM/WIRING SIDE OF P.W.BOARD ................................................................................................... 14
FUNCTION TABLE OF IC .................................................................................................................................................... 26
FL DISPLAY ......................................................................................................................................................................... 31
PARTS GUIDE/EXPLODED VIEW
PACKING OF THE SET
SERVICE MANUAL
(CP-C4000)
and "PRO LOGIC" are
CONTENTS
SHARP CORPORATION
HT-DP4000
(HT-DP4000)
• In the interests of user-safety the set should be restored to its original
condition and only parts identical to those specified should be used.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
HT-DP4000
No. S1001HTDP4000
(CP-F4000)
(CP-SR4000)
Page

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Summary of Contents for Sharp HT-DP4000

  • Page 1: Table Of Contents

    HT-DP4000 SERVICE MANUAL No. S1001HTDP4000 HT-DP4000 (CP-SR4000) (CP-F4000) (CP-SW4000) (CP-C4000) (HT-DP4000) (CP-F4000) (CP-SR4000) Manufactured under license from Dolby Laboratories Licens- ing Corporation. DOLBY, the double-D symbol and "PRO LOGIC" are • In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified should be used.

  • Page 2: Important Service Notes

    HT-DP4000 FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. IMPORTANT SERVICE NOTES BEFORE RETURNING THE AUDIO PRODUCT (Fire & Shock Hazard) Before returning the audio product to the user, perform the following safety checks.

  • Page 3: Names Of Parts

    HT-DP4000 NAMES OF PARTS HT-DP4000 Front Panel 1. Power Switch 2. Remote Control Sensor 3. Stand-by Indicator 4. Timer Indicator 5. Display Panel 6. Dolby Pro Logic Button 7. Eqalizer Button 8. Extra Bass Button: X-BASS 9. Volume Conrol 10. Headphones Socket 11.

  • Page 4: Remote Control

    HT-DP4000 CP-F4000 CP-C4000 1. Tweeter 1. Woofer 2. Woofer 2. Speaker Cord 3. Speaker Cord CP-SR4000 CP-SW4000 1. Woofer 1. Woofer 2. Speaker Cord 2. Bass Reflex Duct 3. Speaker Cord REMOTE CONTROL Notes concerning use: Replace the batteries if the operating distance is reduced or if the operation becomes erratic.

  • Page 5: Quick Guide

    HOME THEATER SYSTEM Connecting the system / Conexión del sistema Quick Guide / Guía rápida HT-DP4000 Check the supplied accessories / Compruebe los accesorios suministrados FM Antenna Antena de FM SURROUND SPEAKER AM Loop Antenna ALTAVOZ DE SONIDO Antena de cuadro de AM PERIMÉTRICO...
  • Page 6 Listening to the radio / Audición de la radio Set the POWER button on Press the TUNER (BAND) button the main unit to ON. to select "FM ST" ,"FM"or "AM". Televisor Ajuste el botón POWER Pulse el botón TUNER (BAND) para POWER TUNER de la unidad principal en...

  • Page 7: Disassembly

    HT-DP4000 DISASSEMBLY Caution on Disassembly Follow the below-mentioned notes when disassembling Top Cabinet the unit and reassembling it, to keep it safe and ensure excellent performance: (A1)x2 Front Panel 1. Take cassette tape and compact disc out of the unit.
  • Page 8 HT-DP4000 CP-F4000 CP-C4000 (A1)x1 (A1)x1 (A2)x4 ø4x13mm (A2)x2 ø4x13mm (A2)x4 ø4x13mm Screw Driver Screw Driver Figure 8-1 Figure 8-3 CP-SW4000 CP-SR4000 (A2)x4 ø4x13mm (A1)x1 (A2)x4 ø4x13mm (A1)x1 Screw Screw Driver Driver Figure 8-2 Figure 8-4 – 8 –...

  • Page 9: Adjustment

    HT-DP4000 ADJUSTMENT TUNER SECTION • Setting the Test Mode Keeping the ENTER button and MEMORY button pressed, fL: Low-range frequency turn on POWER (of Main Set). Then, the frequency is initially fH: High-renge frequency set in the memory as shown in Table. Call it with the JOG to •...
  • Page 10 VOL (Volume) are controlled (lowered) automatically after a lapse so as to get the easy-to-listen sound level. The ALC (Automatic Level Control) of the HT-DP4000 begins to operate immediately after the power is turned on. 2. Explanation of operation The SOUND operation is explained below.

  • Page 11: Notes On Schematic Diagram

    HT-DP4000 NOTES ON SCHEMATIC DIAGRAM • Resistor: • Schematic diagram and Wiring Side of P.W.Board for this To differentiate the units of resistors, such symbol as K and model are subject to change for improvement without prior M are used: the symbol K means 1000 ohm and the symbol notice.

  • Page 12: Block Diagram

    HT-DP4000 SOC201 ANTENNA MUTING TERMINAL IF AMP IC201 FM IF TUNER MUTE FM FRONT END Q202 Q281 CF201 AM IF TA7358AP T204 CF203 FM IF IN 19 16 (AC) AM IF AM LOOP ANT L202 IC203 LA1833 FM OSC VR201...
  • Page 13 HT-DP4000 FL DISPLAY LED1 PROTECT STAND-BY LED SW23 (AC) SW2-SW8 LED2 POWER TIMER LED SW9-SW15 SPSWB KEY MATRIX SPSWA SW-RLAY 53 LED1 76 P13 C-RLAY 77 P14 R-RLAY POW-SW FA-RLAY DAPD SW-MUTE ADPD C-MUTE AC3-RES R-MUTE AC3-SS F-MUTE IX0001SJ AC3-SI...

  • Page 14: Schematic Diagram/Wiring Side Of P.w.board

    HT-DP4000 CNP201 TUN_CK TUN_DO TUN_CE TUN_DI R479 D_GND R480 TUN_SD CNS201 TUN_ST TO TUNER PWB P20 5-A TUN_MUTE C453 C455 A+12V TUN_R A_GND TUN_L 46 45 44 43 42 41 40 39 38 37 36 35 34 33 4.7V 2.3V 4.7V...
  • Page 15 HT-DP4000 SP_LEVEL PROTECT P16 6-H Q531 C2878 B H-MUTE R531 4.7K R532 C554 X451 330/16 8MHz R533 4.7K Q532 R465 C2878 B 2.3V H-MUTE 2.1V 5.2V C476 220/16 4.7V C473 0.082 D_GND 4.7V C474 0.0033 A+12V 4.7V C475 0.082 A_GND...
  • Page 16 HT-DP4000 Q705 L701 MAIN PWB-A1(2/2) KTC3199GR 0.3mH OVER CURRENT DETECTOR C719 D701 R727 FM SIGNAL R717 0.047 1N4148 R725 6.8K (ML) R701 C701 FRONT_L 220P 2.9V C715 IC701 D703 0.022 R715 R729 1N4148 LM2876 (ML) 2.2K -3.2V POWER -2.9V R713 R733 AMP.
  • Page 17 HT-DP4000 FRONT L-CH FRONT L-CH GND FRONT R-CH GND SO701 FRONT R-CH FRONT/ CENTER/ SUB WOOFER SUB SPEAKER SUB WOOFER GND R624 R627 2.2K CENTER GND CENTER C641 10/50 L-ch L-ch GND SO702 SURROUND R-ch GND SPEAKER R-ch C632 T602...
  • Page 18 HT-DP4000 DISPLAY PWB C-1 FL DISPLAY TIMER O KRC1 0.8V(-2.1V) -32.6V 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 –28.8V HEADPHONE SPSWB –28.8V 0V(5V) SPSWA –32.6V...
  • Page 19 HT-DP4000 CNP3 CNW3 POWER R120 R121 R122 R123 R124 R125 0.47/50 1.8K 1.8K 2.7K 3.9K 5.6K KEY1 TIMER DOLBY VOLUME VOLUME EQALIZER X-BASS ENTER /SLEEP PROLOGIC DOWN SWITCH PWB-C5 R126 R127 R128 R129 R130 R131 1.8K 1.8K 2.7K 3.9K 5.6K...
  • Page 20 HT-DP4000 TO MAIN PWB P14 1-B CNP201 CNS201 9 10 11 12 Q202 KRC104 M C255 0.022 R229 2.7K IC203 LA1833 R228 3.9K FM/AM IF MPX. R230 C245 2.7K 1/50 AM'( ) C252 C234 C253 1/50 0.22/50 0.018 R221 1.8V 2.15V...
  • Page 21 HT-DP4000 TUNER PWB-B R227 C250 C251 R229 R228 C253 R230 Q202 R249 C254 C252 R237 R248 C247 C273 CNP201 R246 R253 C243 C244 R247 TO MAIN PWB C255 C230 R222 ZD201 P23 12-A R236 C272 C234 L204 C233 C245 C248...
  • Page 22 HT-DP4000 MAIN PWB-A1 C480 C479 C455 1 2 3 4 5 6 7 8 C478 C483 C453 C484 C490 C477 R474 R589 R475 R587 C492 C491 R585 C493 C495 C583 C587 C494 IC452 C496 C454 IC581 C497 C586 X451 C456...
  • Page 23 HT-DP4000 CNS201 TO TUNER PWB CNP201 P21 2-B R418 1 2 3 4 5 6 7 8 9 10 11 12 R479 C416 C408 C406 IC411 R406 C415 C407 R587 E C B R405 R585 R480 C405 C425 JK401 Q411...
  • Page 24 HT-DP4000 TO MAIN PWB CNS1B P20 1-E DISPLAY PWB-C1 CNW1 CNP1A 1 3 5 7 9 11 13 15 17 19 21 23 2 4 6 8 10 12 14 16 18 20 22 VOLUME VOLUME R122 DOWN 3 2 1...
  • Page 25 HT-DP4000 CNW4 1 2 3 4 5 6 7 8 32 33 34 35 36 37 38 TIMER STAND-BY LED2 REMOCON LED1 CNW3 R170 1 2 3 E C B R156 R157 1 2 3 R158 R129 R130 R131 R127...

  • Page 26: Function Table Of Ic

    HT-DP4000 FUNCTION TABLE OF IC IC1 RH-iX0001SJZZ: System Microcomputer (IX0001SJ) (1/2) Pin No. Port Name Input/ Function Terminal Output Name P00/TXD/SBO0 TUN_DI Output Data output terminal to the tuner PLL IC P01/RXD/SBI0 TUN_DO Input Data input terminal from the tuner PLL IC...
  • Page 27 HT-DP4000 IC1 RH-iX0001SJZZ: System Microcomputer (IX0001SJ) (2/2) Pin No. Port Name Terminal Input/ Function Output Name P66/DGT16 SW_RLAY Output Woofer speaker protective relay control, output "H" = RLAY CLOSE, "L" = RLAY OPEN P65/DGT15 SPSWA Input Headphone plug insertion detection, input, and 'A' speakers' switch input...
  • Page 28 HT-DP4000 IC501 VHiLC75396E-1: Audio Processor (LC75396E) Pin No. Terminal Name Function RF1C1-RF1C3 Terminal to connect capacitor of filter configuration for equalizer F1 band Connect the capacitor between LF1C1(RF1C1) and LF1C2(RF1C2) between LF1C2 (RF1C2) and LF1C3(RF1C3). RF2C1-RF2C3 Terminal to connect capacitor of filter configuration for equalizer F2 band Connect the capacitor between LF2C1(RF2C1) and LF2C2(RF2C2) between LF2C2 (RF2C2) and LF2C3(RF2C3).
  • Page 29 HT-DP4000 IC1 RH-iX0001SJZZ: System Microcomputer (IX0001SJ) TUN_DI TUN_DO TUN_CK TUN_CE TUN_MUTE TUN_SD TUN_ST OSC2 OSC1 IX0001SJ MMOD VREF- KEY1 KEY2 KEY3 AREA SP_LEVEL MODEL POSISTOR LED1 VREF+ PROTECT IC203 VHiLA1833//-1: FM/AM IF MPX. (LA1833) AM RF R CH MPX-IN L CH RF.AMP...
  • Page 30 HT-DP4000 IC452 VHiLV1035M/-1: Dolby Pro Logic Decorder (LV1035M) L-BPF3 DC-OUT3 R-RECT DC-OUT4 L-RECT 23PIN 15PIN VLR-TH VLR-1 DC-OUT VLR-2 DC-OUT VCR-2 L-OUT VCR-1 R-OUT VCR-TH S-OUT L+R-RECT DC-OUT2 IREF L-R-RECT DC-OUT1 R-BPF3 DELAY- Figure 30 BLOCK DIAGRAM OF IC – 30 –...

  • Page 31: Fl Display

    HT-DP4000 FL701 VVKET211GK/-1: FL DISPLAY (8G~1G) ANODE CONNECTION 8G~3G 8G~3G Figure 31 FL DISPLAY – 31 –...
  • Page 32 HT-DP4000 — M E M O — – 32 –...
  • Page 33 “HOW TO ORDER REPLACEMENT PARTS” To have your order filled promptly and correctly, please furnish the For U.S.A. only following information. Contact your nearest SHARP Parts Distributor to order. 1. MODEL NUMBER 2. REF. No. 3. PART NO. 4. DESCRIPTION For location of SHARP Parts Distributor, Please call Toll-Free;...
  • Page 34 HT-DP4000 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK FILTERS HT-DP4000 BF201 RFILR0008AWZZ AE Band Pass Filter INTEGRATED CIRCUITS CF201 RFILF0072AFZZ AG FM IF CF202 RFILF0002SJZZ AH FM IF RH-IX0001SJZZ BE System Microcomputer, CF203 RFILA0009AWZZ AE AM IF...
  • Page 35 HT-DP4000 PRICE PRICE DESCRIPTION PARTS CODE DESCRIPTION PARTS CODE RANK RANK AA 0.47 µF,50V,Electrolytic C231 VCCSTV1HL220J AA 22 pF,50V C484 RC-GZA474AF1H AA 0.001 µF,50V AB 4.7 µF,50V,Electrolytic C232 VCKYTV1HB102K C485 RC-GZA475AF1H AB 1 µF,50V,Electrolytic AA 0.47 µF,50V,Electrolytic C233 RC-GZA105AF1H C486 RC-GZA474AF1H AA 0.22 µF,50V,Electrolytic...
  • Page 36 HT-DP4000 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK AB 0.047 µF,50V,Mylar C750 VCQYKA1HM473K J R217 VRS-TV2AB223J AA 22 kohms,1/10W C761 VCKYTV1HB221J AB 220 pF,50V R218 VRS-TV2AB562J AA 5.6 kohms,1/10W C762 VCKYTV1HB330J 33 pF,50V R219 VRS-TV2AB102J AA 1 kohm,1/10W AB 100 µF,35V,Electrolytic...
  • Page 37 HT-DP4000 PRICE PRICE DESCRIPTION PARTS CODE DESCRIPTION PARTS CODE RANK RANK R583,584 VRS-TV2AB223J AA 22 kohms,1/10W R793 VRS-TV2AB472J AA 4.7 kohms,1/10W R585,586 VRS-TV2AB102J AA 1 kohm,1/10W R794 VRS-TV2AB104J AA 100 kohm,1/10W R587,588 VRS-TV2AB392J AA 3.9 kohms,1/10W R795 VRD-ST2HD4R7J AA 4.7 ohms,1/2W...
  • Page 38 HT-DP4000 PRICE PARTS CODE DESCRIPTION RANK HDECQ0011SJSA AN FL Panel CP-SW4000 (GBOXS0007SJZZ) HDECQ0004SJSA AG Decoration Ring,Jog LHLDW1001SJZZ AD Nylon Band SPEAKER BOX PARTS ( Sub Woofer) MSPRD0004SJFJ AD Spring,Volume JKNBK0010SJSA AF Knob,Power 9GDYF3000C001 AX Net Frame Ass’y JKNBK0008SJSA AG Knob,Jog 9GDYF3000C002 AQ Duct Panel Ass’y...
  • Page 39 HT-DP4000 HT-DP4000 611x13 601x2 603x3 602x2 234x2 601x2 221x2 PWB-B 602x2 PWB-C3 Silicon Grease 603x2 PWB-C2 221x2 Silicon 603x3 Grease Silicon 611x5 Grease 603x3 607x8 PWB-C6 SO702 611x4 603x2 PWB-A1 Silicon Grease 608x2 PWB-C5 PWB-C1 Washer PWB-C4 603x4 212-2 CNW202...
  • Page 40 HT-DP4000 CP-F4000 SP3,4 704x2 Capacitor WOOFER SP1(L-CH) 704x4 C1,C2 SP2(R-CH) SP1,2 TWEETER SP3(L-CH) C1,C2 SP4(R-CH) Capacitor TWEETER 3.3µF WOOFER SP3(L-CH) SP1(L-CH) SP4(R-CH) SP2(R-CH) Figure 7 SPEAKER EXPLODED VIEW (1/3) – 7 –...
  • Page 41 HT-DP4000 CP-SW4000 704x4 707x4 WOOFER Figure 8 SPEAKER EXPLODED VIEW (2/3) – 8 –...
  • Page 42 HT-DP4000 Figure 9 CABINET EXPLODED VIEW – 9 –...
  • Page 43 HT-DP4000 PACKING OF THE SET Sub Woofer CP-SW4000 Front Speaker (L/R) Center Speaker Surround Speaker (L/R) CP-SR4000 CP-F4000 CP-C4000 Polyethylene Bag, Polyethylene Bag, Polyethylene Bag, Polyethylene Bag, Sub Woofer Front/Center Surround Front/Center SPAKH0005AJZZ SSAKH0003SJZZ SSAKH0004SJZZ SSAKH0003SJZZ Packing Add., Front/Center/Surround Speaker SPAKA0006SJZZ Packing Add., Top/Bottom...
  • Page 44 HT-DP4000 © COPYRIGHT 2000 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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