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AUD 2012 02 01

Date of Issue: 8

February 2012

Classification:

White

AUDIO TECHNICAL BULLETIN

Page 1 of 6

Sharp Electronics (UK) Limited

Reference – RG20120119

Revision

- 1

White – Carry out as required

Yellow – Carry out as required and whenever the unit comes in for service

Red – Carry out on all units

MODELS

HT-SL50 HT-SL70

SYMPTOM

HDMI switching issue and back ground noise on the HT-SL70.

CAUSE

Software timing issues and capacitor needs removal (HT-SL70).

ACTION

Follow the instructions below to remove C622 on HT-SL70 and how to update the
software.

If the loan of programming tools is required please log your request on the Technical
Web site.
A charge will be made for those not returned within 28 days.

HT-SL70 only, C622 removal.

1. Remove the 4 screw at the back of the unit.

2. Remove the 5 x bottom screws as shown above

Содержание HT-SL50

Страница 1: ...CIRCUIT DESCRIPTION 1 Voltage 4 1 CHAPTER 5 DIAGRAM 1 Block Diagram 5 1 CHAPTER 6 CIRCUIT SCHEMATICS AND PARTS LAYOUT 1 Notes On Schematic Diagram 6 1 2 Types Of Transistor And LED 6 1 3 Schematic Diagram 6 2 4 Chart Of Connecting Wires 6 8 5 Wiring Side Of PWB 6 9 PARTS GUIDE HT SL50 MODEL CONTENTS SHARP CORPORATION Parts marked with are important for maintaining the safety of the set Be sure to ...

Страница 2: ...act our service station or service branch in your area 3 Soldering As the melting point of lead free solder Sn Ag Cu is about 220 C which is higher than the conventional lead solder by 40 C and as it has poor solder wet ability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However since the land may be peeled of for the maximum heat resistance tempera...

Страница 3: ...amp lights and the buzzer sounds PROBE AC OUT UNIT SHORT CIRCUIT AC POWER SUPPLY CORD CONNECT THE PROBE TO SHELL OF AUDIO LINE IN WITHSTANDING VOLTAGE TESTER Power source AC 220 240 V 50 60 Hz Power consumption Power On 25 W Power Stand by Below 1 W Output power RMS Total 100 watts RMS Front Left Right RMS 50W 25W 25W 10 T H D RMS 48W 24W 24W 1 T H D Subwoofer RMS 50W 10 T H D RMS 50W 1 T H D Outp...

Страница 4: ...ack 5 Left Front Speaker terminal White Black Subwoofer 1 Stand by Indicator 2 Bass Reflect Duct 3 Woofer 4 HDMI TV ARC Output Terminal 5 HDMI Input Terminal 6 AC Power Lead 7 Speaker Terminal 8 Audio In TV Terminal 8 7 2 3 6 5 4 ACTIVE SUBWOOFER SYSTEM HT SL50 1 FRONT VIEW REAR VIEW 1 2 R R L L R R L L 4 5 3 3 FRONT VIEW REAR VIEW 1 2 ...

Страница 5: ... x 8mm Main PWB C2 x 2 C1 x 4 Special Screw D1 x 1 Special Screw B3 x 2 Special Screw Main Chassis STEP FIGURE PROCEDURE REMOVAL 1 Main Chassis 1 Screw 2 Screw 3 Socket A1 x5 A2 x4 A3 x1 1 1 2 3 SMPS PWB 1 Screw 2 Socket C1 x4 C2 x2 3 4 Main PWB 1 Screw D1 x1 3 5 HDMI PWB 1 Screw E1 x4 4 6 Subwoofer 1 Net Frame Ass y 2 Screw F1 x1 F2 x4 5 2 Rear Panel with HDMI PWB 1 Screw 2 Screw 3 Screw 4 Socket...

Страница 6: ...OL H NORMAL L RESET P3_1 TRBO 13 AMP_OTW INPUT CMOS INPUT OUTPUT OFF AMPLIFIER OVERTEMPERATURE WARNING DETECTION H NORMAL L ABNORMAL P5_4 TRCIOD 14 AMP_SD INPUT CMOS INPUT OUTPUT OFF AMPLIFIER SHUTDOWN DETECTION H NORMAL L ABNORMAL P5_3 TRCIOC 15 DIR_RST OUTPUT CMOS INPUT OUTPUT OFF DIR RESET CONTROL H NORMAL L RESET P1_6 CLK0 SSI 16 DIR_ERROR INPUT CMOS INPUT OUTPUT OFF DIR ERROR DETECTION H ERRO...

Страница 7: ...1 28 LED BLUE OUTPUT CMOS INPUT OUTPUT OFF LED indicator ON condition H P0_4 AN3 TREO 29 HDMI_CE2 OUTPUT CMOS INPUT OUTPUT OFF HDMI Module Supply Control 1 8V P0_3 AN4 30 AREA INPUT CMOS INPUT OUTPUT OFF H SL50 L SL 70 P0_2 AN5 31 KEY INPUT CMOS INPUT OUTPUT OFF When L Enter version check mode During version check mode L CLEAR ALL P0_1 AN6 32 LEV_DET INPUT CMOS INPUT OUTPUT OFF Audio signal level ...

Страница 8: ... RXD1 TXD1 P3_3 INT3 SSI TRCCLK 23 DAP_RST RESET 3 RESET P1_0 KI0 AN8 22 DAP_PWN NO USE 4 G R T C R T A O I C R T 9 N A 1 I K 1 _ 1 P 7 _ 4 P T U O C X T U O X 21 DAP_MUTE GND 5 VSS AVSS VREF P4_2 20 VREF NO USE 6 XIN XCIN P4_6 P1_2 KI2 AN10 TRCIOB 19 DIR_FSOUT1 VCC 7 VCC AVCC P1_3 KI3 AN11 TRBO 18 DIR_FSOUT0 MODE 8 MODE P1_4 TXD0 17 DIR_AUDIO P3_4 INT0 RXD1 P1_7 TRAIO INT1 P3_6 TRD1 RXD1 INT1 P3_...

Страница 9: ...83 000m 10 78 200m 28 0 000m 16 94 000m 48 332 000m 11 78 900m 29 3 023 17 260 000m 49 52 000m 12 3 300m 30 0 000m 18 179 000m 50 97 000m 13 3 300m 31 3 026 19 210 000m 51 152 000m 14 0 200m 32 0 412 20 129 000m 52 268 000m m 0 0 0 2 3 1 3 5 m 0 0 0 0 2 1 1 2 m 0 0 0 4 2 1 5 1 m 0 0 9 8 7 4 5 m 0 0 0 8 5 1 2 2 m 0 0 0 8 2 6 1 m 0 0 0 3 1 2 5 5 m 0 0 0 1 3 1 3 2 m 0 0 0 2 2 1 7 1 m 0 0 0 0 8 2 6 5 ...

Страница 10: ...25 9 0 300m 9 2 000m 21 0 100m 10 3 005 10 3 017 22 3 870 11 3 006 11 3 000 23 0 000m 12 2 900m 12 2 990 24 0 000m 13 0 100m 14 50 200m 1 3 018 17 0 000m 33 3 011 49 0 300m 2 2 935 18 0 777 34 3 012 50 152 300m 3 2 935 19 1 500m 35 1 400m 51 142 000m 4 2 141 20 78 600m 36 1 400m 52 0 100m 5 2 166 21 1 500m 37 123 300m 53 3 020m 6 0 417 22 1 300m 38 43 000m 54 50 300m 7 0 493 23 22 500m 39 3 021 55...

Страница 11: ...3 0 000m 39 0 632 55 0 000m 8 1 230 24 0 000m 40 0 758 56 0 300m 9 2 990 25 0 000m 41 10 440m 57 0 700m 10 0 000m 26 0 000m 42 0 709 58 0 500m 11 127 000 27 0 000m 43 322 000 59 1 100m 12 130 00m 28 0 000m 44 0 100m 60 0 000m 13 0 100m 29 0 000m 45 3 035 61 2 249 14 0 930 30 0 000m 46 0 100m 62 58 700m 15 2 998 31 0 100m 47 3 024 63 0 100m 16 0 000m 32 135 000m 48 1 175 64 2 165 PIN NO VOLTAGE V P...

Страница 12: ... LEVEL DETECT 3 3V UNSW INPUT SIGNAL TO MICOM IC LEVEL DETECT TO HDMI 3 3V TO HDMI D NJR12094 VALID IC803 1117Y33 OTW Internal Pullup Resistors to VREG Protection and I O Logic SD M1 M2 RESET_AB RESET_CD PWM_D PWM_C PWM_B PWM_A PWM Rcv M3 Under voltage Protection Power On Reset Temp Sense VREG 4 4 Overload Protection Ctrl Timing PWM Rcv Ctrl Timing Gate Drive BTL PBTL Configuration Pulldown Resist...

Страница 13: ...arad As to electrolytic capacitor the expression capacitance withstand voltage is used CH TH RH UJ Temperature compensation ML Mylar type P P Polypropylene type Schematic diagram and Wiring Side of P W Board for this model are subject to change for improvement without prior notice The indicated voltage in each section is the one measured by Digital Multimeter between such a section and the chassis...

Страница 14: ...0 6 2 3 Schematic Diagram Figure 6 1 MAIN SCHEMATIC DIAGRAM MAIN PWB A TO HDMI SECTION TO LED FOR MICOM REFLASH ONLY AUDIO SIGNAL B711AW 28 4V L922 28 4V R995 0 GND1 7 8 9 10 11 12 A B C D E F G H 1 2 3 4 5 6 ...

Страница 15: ...CEC 5 R78 0 C A E H A _ G L P T H 5 G L P T H C I 3 C 1 1 0 F P E C 1 1 0 F P E O I P G 3 0 1 2 O I P G 1 1 b T N I 2 1 D D V 6 1 0 A 13 1 A 4 1 V S S 7 1 N I _ X 8 1 T U O _ X 9 1 D D V 0 2 V S S 1 2 O C E C 2 2 6 A 23 I B ST 4 2 0 O I P G 1 1 O I P G 2 I C E C 3 _ C D D S L C 4 _ C D D S A D 5 S L C 6 S A D 7 e v r e s e r 9 RS b T 8 2 A 5 1 0 1 0 R75 R74 1 D E X L S e 7 1 0 1 A A A 5 1 2 1 D2 E...

Страница 16: ... 10K MSDA1 1 R700 4K7 R90 10K R96 1K Y2 24MHz Y2 24MHz C76 15p C76 15p MSCL1 1 R137 10K R116 2K R127 10K R113 2K C77 0 1u R92 10K TP3 TP3 1 R138 10K R109 10K R91 10M R91 10M R516 10K ASDA1 1 R112 10K RP4 8P4R 10K 1 2 3 4 5 6 7 8 R98 2K R141 10K R107 10K D4 BAT54H D4 BAT54H 2 1 R110 0 R100 1K C82 0 1u J8 ICP 1 1 2 2 3 3 4 4 5 5 IC4 EPF021A 0 4mm EPF021A 0 4mm P52 21 P54 23 SPI_DO 46 X_IN 41 P24 52 ...

Страница 17: ...R SYSTEM TO SUBWOOFER SMPS PWB B HDMI PWB C 1 J7 J3 J8 J20 CON1 2 1 2 3 4 5 6 7 8 9 10 11 1 CNS101 Bi101 1 2 3 4 5 RD GY GY GY GY GY GY GY GY GY GY 2 3 4 5 6 7 8 9 10 11 RD BR BR BR BR BR BR BR BR RD BK BK BK GR TO BICOLOR LED WH RD BK RD 2 BL BR BK 1 AC POWER SUPPLY CORD AC 220 240V 50 60Hz CN500 1 2 1 2 RD BK WH RED BLACK WHITE GY GRAY BL BLUE GR GREEN BR BROWN COLOR TABLE 7 8 9 10 11 12 A B C D...

Страница 18: ... 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 1 2 3 1 2 3 4 1 2 TOP VIEW BOTTOM VIEW 7 8 9 10 11 12 A B C D E F G H 1 2 3 4 5 6 Lead free solder indication Lead free solder is used in the MAIN PWB Refer to Precautions for handling lead free solder for instructions and precautions MAIN PWB A ...

Страница 19: ...WB 1 2 3 4 5 11 1 HDMI PWB C TOP VIEW BOTTOM VIEW Lead free solder indication Lead free solder is used in the HDMI PWB Refer to Precautions for handling lead free solder for instructions and precautions 7 8 9 10 11 12 A B C D E F G H 1 2 3 4 5 6 ...

Страница 20: ...HT SL50 6 8 MEMO ...

Страница 21: ...t PWB can repair and replace KG Category Revolve repair by Business Center Return to Business Center and repair by manufacturer Component parts no supply Explanation of capacitors resistors parts codes Capacitors VCC Ceramic type VCK Ceramic type VCT Semiconductor type VC MF Cylindrical type without lead wire VC MN Cylindrical type without lead wire VC TV Square type without lead wire VC TQ Square...

Страница 22: ...rray U17 RH VXA003AWZZ AD Array U18 RH VXA003AWZZ AD Array U19 RH VXA007AFZZ AD Array ZD563 RH EXA686WJQZ AB Zener 3 3V ZD807 RH EXA716WJQZ AB Zener ZD811 RH EXA701WJQZ AB Zener 6 8V ZD813 VHDGDSK32A 1 AD Silicon DGDSK32A ZD814 VHDGDSK32A 1 AD Silicon DGDSK32A 4 COILS B4 RBLN 0253TAZZ AA Ferrite Bead B6 RBLN 0253TAZZ AA Ferrite Bead B100 RBLN A009AWZZ AA Ferrite Bead 300ohms B101 RBLN A009AWZZ AA ...

Страница 23: ...6 VCKYCY1EB105K AB 1 µF 50V C507 VCKYCY1HB104K AD 0 1 µF 50V C508 RC KZ3035AWZZ AE 47 µF 10V C509 VCKYCY1HB104K AD 0 1 µF 50V C510 RC KZA110WJZZ AD 10 µF 25V C511 VCKYCY1HB104K AD 0 1 µF 50V C512 RC KZA110WJZZ AD 10 µF 25V C513 VCKYCY1HB104K AD 0 1 µF 50V C514 RC KZ3035AWZZ AE 47 µF 10V C515 VCKYCY1HB104K AD 0 1 µF 50V C516 RC KZA110WJZZ AD 10 µF 25V C517 VCKYCY1HB104K AD 0 1 µF 50V C518 VCKYCY1HB...

Страница 24: ...0 01 µF 25V C960 VCKYCY1CB474K AB 0 47 µF 16V C961 VCKYCZ1EB104K AA 0 1 µF 25V C962 VCKYCZ1EB104K AA 0 1 µF 25V C963 VCKYCZ1HB102K AB 1000 pF 50V C964 VCKYCZ1HB102K AB 1000 pF 50V C965 VCKYCZ1EB103K AA 0 01 µF 25V C966 VCKYCZ1EB103K AA 0 01 µF 25V C980 VCEAZA1HW107M AC 100 µF 50V Electrolytic C981 VCEAZA1HW107M AC 100 µF 50V Electrolytic C982 VCEAZA1HW107M AC 100 µF 50V Electrolytic C983 VCEAZA1HW...

Страница 25: ... AA 10 kohm 1 16W R142 VRS CY1JB103F AA 10 kohm 1 16W R143 VRS CY1JB103F AA 10 kohm 1 16W R144 VRS CY1JB103F AA 10 kohm 1 16W R145 VRS CY1JB103F AA 10 kohm 1 16W R300 VRS CZ1JB152J AA 1 5 kohm 1 16W R301 VRS CZ1JB152J AA 1 5 kohm 1 16W R302 VRS CZ1JB333J AB 33 kohm 1 16W R303 VRS CZ1JB333J AB 33 kohm 1 16W R304 VRS CZ1JB000J AB 0 ohms Jumper R305 VRS CZ1JB000J AB 0 ohms Jumper R308 VRS CZ1JB104J A...

Страница 26: ...J AB 2 2 kohm 1 16W R560 VRS CZ1JB103J AA 10 kohm 1 16W R561 VRS CZ1JB103J AA 10 kohm 1 16W R565 VRS CZ1JF680J AA 68 ohm 1 16W R566 VRS CZ1JB824J AA 820 kohm 1 16W R568 VRS CZ1JB000J AB 0 ohms Jumper R569 VRS CZ1JB224J AA 220 kohm 1 16W R580 VRS CZ1JB103J AA 10 kohm 1 16W R581 VRS CZ1JB103J AA 10 kohm 1 16W R590 VRS CZ1JB103J AA 10 kohm 1 16W R601 VRS CZ1JB221J AA 220 ohm 1 16W R602 VRS CZ1JB221J ...

Страница 27: ...CH1JF103J AA 10 kohm 8 OTHER CIRCUITRY PARTS Bi101 QCNWNB711AWPZ AM Connector Ass y 12 11 Pin with CNS101 Bi800 QCNWNB641AWPZ AH Connector Ass y 10 9 Pin with CNS800 Bi801 QCNWNB640AWPZ AK Connector Ass y 4 Pin with CNS801 CN500 QCNCWXC05AFZZ AC Connector 5 Pin CN700 QCNCM705CAFZZ AA Connector 3 Pin CNP301 QCNCM046BAWZZ AC Connector 2 Pin J3 QSOCZA072WJZZ AH Connector 19 Pin J7 QSOCZA072WJZZ AH Co...

Страница 28: ...ARTS 201 207 203 PWB A FROM HDMI PWB 601 x 3 602 x 2 204 205 x 2 206 202 202 FROM HDMI PWB 606 x 2 601 x 4 PWB C PWB B 208 908 x 2 913 x 4 RF1 SP1 911 901 604 x 5 905 912 909 907 906 902 209 903 904 910 x 3 603 x 2 608 x 4 605 x 4 607 x 4 ...

Страница 29: ...6mm SP1 RSP ZA346AWZZ BD Woofer 10 ACCESSORIES PACKING PARTS 1 B3CPSB50 2 BV Sound Bar Ass y 2 GiTAUA004AW01 AM Subwoofer Stand Ass y 3 GITAUA012AWSB AN Sound Bar Stand 4 LANGKA225AW01 AM Wall Mount Angle Ass y 2pcs pack 5 PCUSGA189AWZZ AB Sound Bar Foot Cushion 6 PCUSSA190AWZZ AE Sound Bar Stand Cushion 7 QCNWGA062AWPZ AN Audio Cable 8 QCNWGA064AWPZ AP RCA Cabe 9 QCNWGA065AWPZ BA HDMI Cable 10 QC...

Страница 30: ...Cable QCNWGA065AWPZ 10 Speaker Wire Assy QCNWHA043AW01 11 Packing Add Top SPAKAA311AWZZ 12 Packing Add Bottom SPAKAA312AWZZ 13 Packing Case SPAKCA864AWZZ 14 Polyethylene Bag AC Cord SPAKP0026AWZZ 15 Polyethylene Bag Accessories SSAKAA011AWZZ 16 Polyethylene Bag Unit SSAKHA197AWZZ 17 Paper Pattern TCAUHA026AWZZ 18 Warranty Card TGAN 3170UMZZ 19 Operation Manual TiNSEA354AWZZ 20 Quick Guide TiNSEA35...

Страница 31: ...HT SL50 10 MEMO ...

Страница 32: ... No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher S O Electronics Malaysia Sdn Bhd Sungai Petani Kedah Malaysia SHARP CORPORATION ...

Страница 33: ...whenever the unit comes in for service Red Carry out on all units MODELS HT SL50 HT SL70 HT SL75 SYMPTOM When connected to a TV via ARC HDMI and viewing HD channels noise is heard from the sound bar device CAUSE The connected equipment is outputting audio in Bitstream RAW format The sound bar is unable to decode the audio ACTION You need examine the connected equipment and change the Digital Audio...

Страница 34: ...quired different drive parameters and therefore different programmed Micro processer IC501 ACTION Check the serial number of the unit under repair and ensure that the correct items if required are ordered See photo below and parts list for relevant part numbers Photo 1 Original IC and Later IC identification Unit serial number 109xxxxx REF NO DESCRIPTION PART NUMBER PRICE CODE IC 501 1 Main CPU So...

Страница 35: ...50 HT SL70 SYMPTOM HDMI switching issue and back ground noise on the HT SL70 CAUSE Software timing issues and capacitor needs removal HT SL70 ACTION Follow the instructions below to remove C622 on HT SL70 and how to update the software If the loan of programming tools is required please log your request on the Technical Web site A charge will be made for those not returned within 28 days HT SL70 o...

Страница 36: ...d Reference RG20120119 Revision 1 White Carry out as required Yellow Carry out as required and whenever the unit comes in for service Red Carry out on all units 3 Cut Cable Tie to enable easier removal of Chassis 4 Locate C622 and remove Green Disc capacitor 5 Re address cable fit new cable tie relocate the chassis and refit screws ...

Страница 37: ...rry out on all units Software Update for both units Reflash both CPU and slave MPU software Load onto your PC down loadable from the Technical Web site the EPFlash software and also save to a known location the HDMI update software 1 Connect the mains supply and have the unit in stand by Red light on 2 Connect the Software writer jig as shown below Figure 1 Jig Red light should be iluminated 3 Pre...

Страница 38: ...e RG20120119 Revision 1 White Carry out as required Yellow Carry out as required and whenever the unit comes in for service Red Carry out on all units 4 Yellow light should iluminate to show unit in programming mode 5 When operation is completed Blue light will iluminate 6 When completed un plug the mains supply Leave programming jig in place ...

Страница 39: ...hite Carry out as required Yellow Carry out as required and whenever the unit comes in for service Red Carry out on all units Updating HDMI software 7 Connect the HDMI programming tool as can be seen below and reconnect mains supply 8 Ensure the Red Light is ON if not adjust switch J3 9 Turn OFF the Mains supply 10 Start PC program EPFlash program installed on the PC ...

Страница 40: ... selected is correct detach and attach back the USB cable should do the trick 11 Turn on the Mains supply to the unit and ensure both programmer lights are on 12 Click open file and locate the update software from your known location and press start if any error occurs turn AC OFF and AC ON back then click START again 13 When reprograming is completed the message Write Block 0 155 OK will be displ...

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