[4] Chart Of Connecting Wires.............................6-8
[5] Wiring Side Of PWB .......................................6-9
PARTS GUIDE
HT-SL50
CHAPTER 4. CIRCUIT DESCRIPTION
[1] Voltage .......................................................... 4-1
Parts marked with "" are important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
!
SHARP CORPORATION
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Page 2
HT-SL50
PRECAUTIONS FOR USING LEAD-FREE SOLDER
1. Employing lead-free solder
"MAIN, SMPS, HDMI PWB" of this model employs lead-free solder. The LF symbol indicates lead-free solder, and
isattached on the PWB a nd service manuals. T h e a lphabetica l cha racter following LF shows the type of
lead-free solder.
Example:
Indicates lead-free solder of tin, silver and copper.
2. Using lead-free wire solder
When fixing the PWB soldered with the lead-free solder, apply lead-free wire solder. Repairing with conventional
lead wire solder may cause damage or accident due to cracks.
As the melting point of lead-free solder (Sn-Ag-Cu) is higher than the lead wire solder by 40°C, we recommend
you to use a dedicated soldering bit, if you are not familiar with how to obtain lead-free wire solder or soldering
bit, contact our service sta
Soldering
3.
As the melting point of lead-free solder (Sn-Ag-Cu) is about 220°C which is higher than the conventional lea d
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
temperat u re of parts may b e exceeded, remove the b it from the PWB as s oon as you confirm the s tea dy soldering condition.
Lead-free solder contains more tin, and the end of the soldering bit may be easily corrected. Make sure to turn
on and off the power of the bit as required. If a different type of solder stays on the tip of the soldering bit, it is alloyed with lead-free solder. Clean the bit after every use of it.
When the tip of the soldering bit is blackened during use, file it with steel wool or fine sand paper.
Be careful when replacing parts with pola
tion or service branch in your area.
rity indication on the PWB silk.
Lead-free wire solder for servicing
Ref No.
PWB-A 92LPWB8132MANS MAIN
PWB-B RUiTZA041AWZZ SMPS
PWB-C 92LPWB8131HDMS HDMI
Parts No.
Description
– i –
Page 3
HT-SL50
CHAPTER 1: GENERAL DESCRIPTION
[1] Safety Precaution For Service Manual
WARNING
Thisunit contains no user serviceable parts. Never remove coversunless qualified to do so.
Thisunit contains dangerous voltages, always remove mains plug from the socket before any service
operation and when not in use for a long period.
[2] Important Service Notes (for U.K. only)
Before returning the unit to the customer after completion of a repair or adjustment it is necessary for the following withstand voltage test to be
applied to ensure the unit is safe for the customer to use.
Setting of Withstanding Voltage Tester and set.
Set nameset value
Withstanding Voltage Tester
Te st voltage4,240 VPEAK
3,000 VRMS
Set time6 secs
Set current (Cutoff current)4 mA
Follow the below-mentioned notes when disassembling the unit and reassembling it, to keep it safe and ensure
excellent performance:
1. Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit.
2. Take off nylon bands or wire holders where they need to be removed when disassembling the unit. After servicing
the unit, be sure to rearrange the leads where they were before disassembling.
••
To differentiate the units of resistors, such symbol as
K and M are used: the symbol K means 1000 ohm
and the symbol M means 1000 kohm and the
resistor without any symbol is ohm-type resistor.
Besides, the one with “Fusible” isa fuse type.
Capacitor:
•
To indicate the unit of capacitor,
asymbol P isused:
this symbol P means pico-farad and the unit of the
capacitor without such asymbol is microfarad. As to
electrolytic capacitor, the expression “capacitance/
withstand voltage” is used.
(CH), (TH), (RH), (UJ): Temperature compensation
(ML): Mylar type
(P.P.): Polypropylene type
[2] Types Of Transistor And LED
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 with no signal given.
•
Parts marked with “” are important for
maintaining the safety of the set. Be sure to replace
these parts with specified ones for maintaining the
safety and performance of the set.
Lead-free solder is used in the MAIN PWB.
Refer to "Precautions for handling lead-free solder" for instructions
and precautions.
1
23456
7
Figure 6-5: WIRING SIDE OF MAIN PWB
89101112
6 – 6
Page 19
HT-SL50
A
B
C
D
HDMI PWB-C
111
E
12345
F
G
Lead-free solder indication
Lead-free solder is used in the HDMI PWB.
H
Refer to "Precautions for handling lead-free solder" for instructions
and precautions.
TOP VIEWBOTTOM VIEW
1
23456
Figure 6-6: WIRING SIDE OF HDMI PWB
7
89101112
6 – 7
Page 20
HT-SL50
-MEMO-
6 – 8
Page 21
PARTS GUIDE
SOUND BAR HOME
THEATER SYSTEM
HT-SL50
CONTENTS
[1]INTEGRATED CIRCUITS
[2]TRANSISTORS
[3]DIODES
[4]COILS
[5]CRYSTALS / VIBRATORS
[6]CAPACITORS
Explanation of capacitors/resistors parts codes
Capacitors
VCC ....................... Ceramic type
VCK ........................ Ceramic type
VCT ........................ Semiconductor type
VC • • MF ............... Cylindrical type (withoutleadwire)
VC • • MN ............... Cylindrical type (withoutleadwire)
VC • • TV ................ Square type (withoutleadwire)
VC • • TQ ............... Square type (withoutlead wire)
VC • • CY ............... Square type (withoutleadwire)
VC • • CZ ............... Square type (withoutlead wire)
VC•••••••••J..The13th character represents capacity difference.
("J" ±5%, "K" ±10%, "M" ±20%, "N" ±30%,
"C" ±0.25 pF, "D" ±0.5 pF, "Z" +80-20%.)
If there are no indications for the electrolytic capacitors,erroris ±20%.
MODEL
HT-SL50 Sound Bar Home Theater system consisting
of Sound Bar and Subwoofer.
HT-SL50
[7]RESISTORS
[8]OTHER CIRCUITRY PARTS
[9]CABINET PARTS /
SUBWOOFER PARTS
[10] ACCESSORIES / PACKING PARTS
[11] P.W.B. ASSEMBLY
Resi s tors
VRD ....................... Carb on-film type
VRS ........................ Carbon-film type
VRN ....................... Metal-film type
VR • • MF ............... Cylindrical type (withoutleadwire)
VR • • MN ............... Cylindrical type (withoutlead wire)
VR • • TV ................ Square type (withoutlead wire)
VR • • TQ ............... Square type (withoutlea dwire)
VR • • CY ............... Square type (withoutleadwire)
VR • • CZ ............... Square type (withoutlea dwire)
VR•••••••••J..The13th character represents error.
("J" ±5%, "F" ±1%, "D" ±0.5%.)
If there are no indications for other parts,theresistorsare ±5%
carbon-film type.
Explanation of PWB Assembly parts code category
S Category -- Repair ( Component parts of PWB can be replace and repair, PWB no supply )
X Category -- Replacement ( PWB can not be repair. Component parts no supply )
S.X Category -- Repair and Replacement ( PWB can repair and replace )
KG Category -- Revolve repair by Business Center ( Return to Business Center and repair by ma nufacturer. Component parts no supply )
Parts marked with "" are important for maintaining the safety of the set. Be sure to replace these parts with specified
ones for maintaining the safety and performance of the set.
!
SHARP CORPORATION
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Page 22
HT-SL50
NO.PARTS CODE
PRICE
RANK
[1] INTEGRATED CIRCUITS
iC2 VHiEP91H0++-1APHDMI 1.4 Audio Return Channel Transceiver
iC3 VHiEPF011C+-1APGeneric MCU with 64K Embedded Flash
iC4 RH-IXA310AW00APHDMI iC
!207QACCBA008AW00AXAC Power Supply Cord [ For U.K. ]
!207QACCEA001AW00APAC Power Supply Cord [ For Europe ]
206 PRDARA224AWFWANHeat Sink, IC
208 TSPC-B472AWZZADLabel, Specification [ For Europe ]
208 TSPC-B478AWZZADLabel, Specification [ For U.K. ]
209 92LNBAND1318AAANylon Band
601 LX-JZ0010AFF7ABScrew, Special
602 LX-JZ0044AWF8ABScrew, Special
603 XEBY830P10000ABScrew, M3 X 10mm
604 XHBY740P10000ABScrew, M4 x 10mm
605 XHBY830P08000ABScrew, M3 X 8mm
606 XJBY730P08000AAScrew, M3 X 8mm
607 XJBY830P06000ABScrew, M3 X 6mm
608 XMBY835P12000ACScrew, M3.5 x 12mm
901 CWAKPA028AW01ARNet Frame Ass'y
902 GBOXSA240AW01BMWooden Box Ass'y
903 GCOVAA293AWSAAHLED Indicator
904 HPNLSA104AWSAAZFront Panel
905 LBNDZA001AWZZAECable Tie
906 PCUSSA182AWZZAECushion, Port
907 PCUSSA193AWZZAFSound Absorber
908 PCUSSA195AWZZAECushion
909 PDUC-A109AWSAAHPaper Duct
910 PFLT-A171AWZZAEFelt
911 QCNWNB566AWPZAQLead Wire Ass'y
912 QCNWNB567AWPZASLead Wire Ass'y
913 XMBY740P16000ACScrew, M4 x 16mm
SP1 RSP-ZA346AWZZBDWoofer
[10] ACCESSORIES / PACKING PARTS
1 B3CPSB50//2BVSound Bar Ass'y
2 GiTAUA004AW01AMSubwoofer Stand Ass'y
3 GITAUA012AWSBANSound Bar Stand
4 LANGKA225AW01AMWall Mount Angle Ass'y ( 2pcs/pack)
5 PCUSGA189AWZZABSound Bar Foot Cushion
6 PCUSSA190AWZZAESound Bar Stand Cushion
7 QCNWGA062AWPZANAudio Cable
8 QCNWGA064AWPZAPRCA Cabe
9 QCNWGA065AWPZBAHDMI Cable
10 QCNWHA043AW01ASSpeaker Wire Assy
11 SPAKAA311AWZZAMPacking Add, Top
12 SPAKAA312AWZZANPacking Add, Bottom
13 SPAKCA864AWZZAVPacking Case
14 SPAKP0026AWZZABPolyethylene Bag, AC Cord [ For U.K. only ]
15 SSAKAA011AWZZABPolyethylene Bag, Accessories
16 SSAKHA197AWZZAEPolyethylene Bag, Unit
17 TCAUHA026AWZZAEPaper Pattern
18 TGAN-3170UMZZAEWarranty Card [ For U.K. only ]
19 TiNSEA354AWZZAEOperation Manual [ For U.K. ]
19 TiNSZA904AWZZAMOperation Manual [ For Europe ]
20 TiNSEA355AWZZACQuick Guide [ For U.K. ]
20 TiNSZA927AWZZAFQuick Guide ( Deutsch & Francais ) [ For Europe ]
21 TiNSZA942AWZZAFQuick Guide ( Espanol & Svenska ) [ For Europe ]
22 TiNSZA943AWZZAFQuick Guide ( Italiano & Nederlands ) [ For Europe ]
23 TiNSZA944AWZZAFQuick Guide ( Portugues & Suomi ) [ For Europe ]
24 TiNSZA952AWZZAFQuick Guide ( English & Polski ) [ For Europe ]
1 Sound Bar Ass'y B3CPSB50//2
2 Subwoofer Stand Ass'y GiTAUA004AW01
3Sound Bar Stand GITAUA012AWSB
4 Wall Mount Angle Ass'y (2pcs/pack) LANGKA225AW01
5 Sound Bar Foot Cushion PCUSGA189AWZZ
6 Sound Bar Stand Cushion PCUSSA190AWZZ
7 Audio Cable QCNWGA062AWPZ
8 RCA Cable QCNWGA064AWPZ
9 HDMI Cable QCNWGA065AWPZ
10 Speaker Wire Assy QCNWHA043AW01
SOUND BAR
A
11 Packing Add, Top SPAKAA311AWZZ
12 Packing Add, Bottom SPAKAA312AWZZ
13 Packing Case SPAKCA864AWZZ
14 Polyethylene Bag, AC Cord SPAKP0026AWZZ
15 Polyethylene Bag, AccessoriesSSAKAA011AWZZ
16 Polyethylene Bag, Unit SSAKHA197AWZZ
17 Paper Pattern TCAUHA026AWZZ
18 Warranty Card TGAN-3170UMZZ
19 Operation Manual TiNSEA354AWZZ
20 Quick Guide TiNSEA355AWZZ
UNIT / SUBWOOFER
11
14
16
5 x 4 pcs
8
7
15
10
17, 18, 19, 20
6 x 2 pcs
12
B
3 x 2 pcs
4
9
Accessories
B
2 x 2 pcs
1
A
13
Front of Packing Case
Page 31
-MEMO-
HT-SL50
10
Page 32
HT-SL50
COPYRIGHT 2011 BY SHARP CORPORATION
ALL RIGHTS RESERVED.
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.
SHARP CORPORATION
S&O Electronics (Malaysia) Sdn. Bhd.
Sungai Petani, Kedah,
Malaysia
Printed in Malaysia
A1104-1MX RR M
SG SK
Page 33
AUD 2012 01 02
MODELS
HT-S
L50
HT-
SL70
HT-
SL75
Date of Issue: 25th January 2012
Classification: White
AUDIO TECHNICAL BULLETIN Page 1 of 1
SYMPTOM When connected to a TV via ARC (HDMI) and viewing HD channels, noise is heard
from the sound bar device.
CAUSEThe 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 Output
from Bitstream to PCM.
Sharp Electronics (UK) Limited
Reference – RG16012012
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
Page 34
AUD 2011 12 02
Date of Issue: 8th December 2011
Classification: White
AUDIO TECHNICAL BULLETIN Page 1 of 1
MODELS
REASON
ACTION Check the serial number of the unit under repair and ensure that the correct items if
See photo below and parts list for relevant part numbers.
HT-SL50
During production speaker magnetic material was changed and required different drive
parameters and therefore different programmed Micro-processer IC501.
required are ordered.
Photo 1: Original IC and Later IC identification
Unit serial number < 109xxxxx
REF NO DESCRIPTION PART NUMBER PRICE CODE
IC 501
1
Main CPU
Sound Bar Ass'y,
RH-iXA308AW00
B3CPSB50//2
AR
BV
Unit serial number > 109xxxxx
REF NO
IC 501
1
DESCRIPTION PART NUMBER PRICE CODE
Main CPU
Sound Bar Ass'y,
RH-iXA326AW00
B3CPSB50N/2
AR
BU
Sharp Electronics (UK) Limited
Reference – TSI 11X0004
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
Page 35
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 1 of 6
MODELS
SYMPTOM
CAUSE
ACTION Follow the instructions below to remove C622 on HT-SL70 and how to update the
If the loan of programming tools is required please log your request on the Technical
HT-SL70 only, C622 removal.
HT-SL50 HT-SL70
HDMI switching issue and back ground noise on the HT-SL70.
Software timing issues and capacitor needs removal (HT-SL70).
software.
Web site.
A charge will be made for those not returned within 28 days.
1. Remove the 4 screw at the back of the unit.
2. Remove the 5 x bottom screws as shown above
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
Page 36
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 2 of 6
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.
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
Page 37
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 3 of 6
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. Press the RH tip button.
Figure 2. R.H. Button press to start programming cycle.
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
Page 38
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 4 of 6
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 Le av e programming jig in place
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
.
Page 39
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 5 of 6
Updating HDMI software.
7. Connect the HDMI programming tool as can be seen below and reconnect mains sup ply.
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.
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
Page 40
AUD 2012 02 01
Date of Issue: 8
Classification: White
th
February 2012
AUDIO TECHNICAL BULLETIN Page 6 of 6
Make sure the PORT 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 displayed
as below
14. Unplug the Mains supply and remove programming tools and check funtional ity to ensure all
is OK.
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
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