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Sony HT-RT3 Service Manual
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Sony HT-RT3 Service Manual

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SERVICE MANUAL
Ver. 1.5 2017.09
• All the units included in the HT-RT3 (SA-WRT3,
SS-RT3/SRT3, remote control) are required to
confi rm the operation of SA-WRT3. Check in
advance that you have all the units.
Note:
Be sure to keep your PC used for service and
checking of this unit always updated with the
latest version of your anti-virus software.
In case a virus affected unit was found during
service, contact your Service Headquarters.
COMPONENT MODEL NAME
Bar Speaker (Speaker System)
Surround Speaker (Speaker System)
Subwoofer (Active Subwoofer)
• The service manual for SS-RT3/SRT3 has been issued separately.
Please refer to the service manual for information.
Amplifi er section
US models:
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
(FTC)
Front L + Front R:
With 2.5 ohms loads, both channels
driven, from 200 Hz – 20,000 Hz;
rated 30 watts per channel minimum
UFOELK - 2/21/2018 5:23 PM
RMS power, with no more than
1% total harmonic distortion from
250 milliwatts to rated output.
POWER OUTPUT (reference):
Front L/Front R/Surround L/
Surround R:
65 W (per channel at 2.5 ohms,
1 kHz)
Center:
170 W (at 4 ohms, 1 kHz)
Subwoofer:
170 W (at 4 ohms, 1 kHz)
Except US models:
POWER OUTPUT (rated)
Front L + Front R:
35 W + 35 W (at 2.5 ohms, 1 kHz,
1% THD)
POWER OUTPUT (reference)
Front L/Front R/Surround L/
Surround R:
65 W (per channel at 2.5 ohms,
1 kHz)
Center:
170 W (at 4 ohms, 1 kHz)
Subwoofer:
170 W (at 4 ohms, 1 kHz)
Inputs
USB
ANALOG IN
TV IN (OPTICAL)
Output
HDMI OUT (ARC)
9-890-680-06
2017I33-1
Sony Video & Sound Products Inc.
©
2017.09
HT-RT3
SS-RT3
SS-SRT3
SA-WRT3
SPECIFICATIONS
HDMI section
Connector
Type A (19pin)
USB section
(USB) port
Type A
BLUETOOTH section
Communication system
BLUETOOTH Specifi cation
version 4.2
Output
BLUETOOTH Specifi cation
Power Class 1
Maximum communication range
Line of sight approx. 25 m (82 ft)
1)
Frequency band
2.4 GHz band (2.4000 GHz –
2.4835 GHz)
Modulation method
FHSS (Freq Hopping Spread
Spectrum)
2)
Compatible BLUETOOTH profi les
A2DP 1.2 (Advanced Audio
Distribution Profi le)
AVRCP 1.6 (Audio Video Remote
Control Profi le)
3)
Supported Codecs
4)
5)
SBC
, AAC
Transmission range (A2DP)
20 Hz – 20,000 Hz (Sampling
frequency 32 kHz, 44.1 kHz,
48 kHz)
1)
The actual range will vary depending
on factors such as obstacles between
devices, magnetic fi elds around a
microwave oven, static electricity,
cordless phone, reception sensitivity,
antenna's performance, operating
system, software application, etc.
HT-RT3
2)
BLUETOOTH standard profi les
indicate the purpose of BLUETOOTH
communication between devices.
3)
Codec: Audio signal compression and
conversion format
4)
Subband Codec
5)
Advanced Audio Coding
Speaker section
Speaker system
Subwoofer system, Bass refl ex
Speaker
3
160 mm (6
/
in) cone type
8
General
Power requirements
LA9 models only:
110 V - 240 V AC, 50/60 Hz
US, CND models only:
120 V AC, 60 Hz
EA models only:
127 V – 240 V AC, 50/60 Hz
Except LA9, US, CND, EA
models:
220 V – 240 V AC, 50/60 Hz
Power consumption
On: 85 W
Standby: 0.5 W or less (Power
saving mode)
(When "CTRL" in "HDMI>" and
"BTSTB" in "BT >" are set to
"OFF")
6)
Standby: 2.8 W or less
HOME THEATRE SYSTEM
ACTIVE SUBWOOFER
SA-WRT3
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
(When "CTRL" in "HDMI>"
or "BTSTB" in "BT >" is set to
"ON")
Dimensions (w/h/d) (approx.)
190 mm × 392 mm × 315 mm
1
1
1
(7
/
in × 15
/
in × 12
/
in)
2
2
2
Mass (approx.)
7.8 kg (17 Ib 4 oz)
6)
The system will automatically enter
Power saving mode when there is
no HDMI connection and no BLUE-
TOOTH pairing history, regardless
of the settings you have made for
"CTRL" in "HDMI>" and "BTSTB"
in "BT >".
Supplied accessories
Remote control (1)
R03 (size AAA) batteries (2)
High Speed HDMI cable (1) (E12, LA9,
AR, AUS, SP, EA)
Optical digital cable (1) (US, CND,
AEP, UK)
AC plug adaptor (1) (LA9)
Design and specifi cations are subject to
change without notice.
HT-RT3
SA-WRT3

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  • Page 1 Ver. 1.5 2017.09 AEP Model UK Model E Model • All the units included in the HT-RT3 (SA-WRT3, SS-RT3/SRT3, remote control) are required to Australian Model confi rm the operation of SA-WRT3. Check in advance that you have all the units.
  • Page 2 6s Plus/iPhone 6s/iPhone 6 Plus/iPhone 6/iPhone 5s/iPhone 5c/iPhone 5 Bluetooth SIG, Inc. and any use of such marks by Sony Corporation is under iPod touch (6th generation)/iPod touch (5th generation) license.
  • Page 3 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 4: Table Of Contents

    HT-RT3 TABLE OF CONTENTS SERVICING NOTES 5-4. Printed Wiring Boards - MAIN Board - ......23 ..........5-5. Printed Wiring Boards - OLED CHUKEI PC BOAR Board - ..............24 DISASSEMBLY 5-6. Schematic Diagram - OLED CHUKEI PC 2-1. Disassembly Flow ............

  • Page 5: Servicing Notes

    ADVANCE PREPARATION WHEN CONFIRMING OP- ERATION All the units included in the HT-RT3 (SA-WRT3, SS-RT3/SRT3, remote control) are required to confi rm the operation of SA-WRT3. Check in advance that you have all the units.
  • Page 6 HT-RT3 CAPACITOR ELECTRICAL DISCHARGE PROCESSING • Parts position When checking the board, for the electric shock prevention, con- 1. REGULATOR, SWITCHING 3L405W-2 board (Except nect the resistors to both ends of respective capacitor (C201 and E12) (page 6) C207) to discharge the capacitor (C201 and C207).
  • Page 7 HT-RT3 Ver. 1.1 3. MAIN board MODEL IDENTIFICATION Distinguish by Part No. on the rear side of a main unit. – MAIN Board (Component Side) – – Rear View – CN3400 MODEL NUMBER LABEL MADE IN MALAYSIA Destination Code Part No.

  • Page 8: Disassembly

    HT-RT3 SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW 2-2. FRONT PANEL SECTION (Page 9) 2-3. LOUDSPEAKER 16CM (Page 10) 2-4. CHASSIS SECTION (Page 11) 2-5. BLUETOOTH MODULE (Page 11) • JIG 2-6.

  • Page 9: Front Panel Section

    HT-RT3 Note: Follow the disassembly procedure in the numerical order given. 2-2. FRONT PANEL SECTION 1 Insert a jig in two notches of bottom of the unit, and lift the front panel section a little. 2 Insert the jig into a space and raise front panel section.

  • Page 10: Loudspeaker 16Cm

    HT-RT3 2-3. LOUDSPEAKER 16CM ire ettin front side tion ire tion or t e o terminal (narrow side) terminal (wide side) loudspeaker 16cm terminal position 5 CN1001 (4P) loudspeaker 16cm 3 terminal (narrow side) 1 six screws ((1) (4 x 20), +BV TAPPING) 3 terminal –...

  • Page 11: Chassis Section

    HT-RT3 2-4. CHASSIS SECTION 3 Draw out chassis section in the arrow direction. 4 chassis section 2 panel, rear (EL-SW) – Rear view – 1 six screws (+BV TAPPING SCREW TYPE-1 3.5) 2-5. BLUETOOTH MODULE 2 one screw (+BVTP 3 x 8)

  • Page 12: Speaker Chukei Pc Boar Board

    HT-RT3 2-6. SPEAKER CHUKEI PC BOAR BOARD 1 seven screws (+BVTP 3 x 8) 4 chassis, top (EL-SW) 3 Draw out wire (flat type) (18 core) from chassis, top (EL-SW). top side rear side 7 one screw (+BVTP 3 x 8)

  • Page 13: Main Board, Connector Board,Switching Regulator

    HT-RT3 Ver. 1.1 2-7. MAIN BOARD, CONNECTOR BOARD, SWITCHING REGULATOR 7 heat sink (EL-SW) Note: When installing the heat sink (EL-SW), spread the compound referring to "NOTE OF REPLACING THE IC1000 AND IC1002 ON THE MAIN BOARD 6 four screws AND THE COMPLETE MAIN BOARD "...

  • Page 14: Test Mode

    → destination → MTK version → sage “RESET” appears on the screen display panel. BT version → SW version (not available for HT-RT3 model) For software version other than 1.031: in this order, and returns to the model name display.

  • Page 15: Troubleshooting

    HT-RT3 SECTION 4 TROUBLESHOOTING 1. “PRTCT” is displayed on OLED display after turning the power on Note: Please remove USB (removable device) before troubleshooting. “PRTCT” is displayed on the OLED display after turning the power ON. UFOELK - 2/21/2018 5:23 PM "PRTCT"...
  • Page 16 HT-RT3 Ver. 1.4 3. The sound is not outputted Check the Subwoofer, Bar speaker (FRONT L, FRONT R, CENTER Replace the speaker which is not speakers) and Surround speaker functionable. (SUR L, SUR R speakers) are functionable. Check that the signal is inputted to...
  • Page 17 HT-RT3 Ver. 1.4 4. Power is not turned on Power is not turned on. The voltage of the following is 20V/32V SWITCHING REGULATOR: Replace the SWITCHING REGULATOR. Connector (CN101) pin 2 to 4 and 8. Check MAIN board IC3205 pin 1 is 12V.
  • Page 18 HT-RT3 Ver. 1.3 5. USB cannot be detected USB cannot be detected. Refer to "Power is not turned Check IC3000 pin 4 is 3.3V. Check IC3000 pin 1 is 5.1V. on" on page 17. Check that there is no Check coil (L3000) pin 1 and...

  • Page 19: Diagrams

    HT-RT3 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM - MAIN CONTROL Section - UFOELK - 2/21/2018 5:23 PM >001B AUDIO SECTION (Page 20) HT-RT3...

  • Page 20: Block Diagram - Audio Section

    HT-RT3 Ver. 1.2 5-2. BLOCK DIAGRAM - AUDIO Section - STREAM PROCESSOR DIGITAL POWER AMP IC1001 IC1002 L1001 SUR L >001B DATA L R SL - – SDIN1 PWM P 7 47 INPUT A OUT A 39 DATA SL SR...

  • Page 21: Block Diagram - Power Supply Section

    HT-RT3 Ver. 1.2 5-3. BLOCK DIAGRAM - POWER SUPPLY Section - SYSTEM PROCESSOR IC2003 (MAIN board Suffix-12) UNSW3.3V RESET REMOTE CONTROL IC2009 (MAIN board Suffix-13) IC2001 RECEIVER IC5001 SWITCHING + 3.3V MTK RESET Q2003,Q2004 SIRCS +3.3V REG. BT 3.3V Q3209,Q3210...
  • Page 22 HT-RT3 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.) For Printed Wiring Boards. For Schematic Diagrams. BLUETOOTH module Note:...

  • Page 23: Printed Wiring Boards - Main Board

    HT-RT3 Ver. 1.2 5-4. PRINTED WIRING BOARD - MAIN Board - • See page 22 for Circuit Boards Location. • : Uses unleaded solder. MAIN BOARD (COMPONENT SIDE) REGULATOR, SWITCHING 3L405W-2 (EXCEPT E12) / ~ AC IN REGULAR, SWITCHING 3L405W-3 (E12)

  • Page 24: Printed Wiring Boards - Oled Chukei Pc Boar Board

    HT-RT3 5-5. PRINTED WIRING BOARD - OLED CHUKEI PC BOAR Board - 5-6. SCHEMATIC DIAGRAM - OLED CHUKEI PC BOAR Board - • See page 22 for Circuit Boards Location. • : Uses unleaded solder. OLED CHUKEI PC BOAR BOARD...

  • Page 25: Printed Wiring Board - Touch Board

    HT-RT3 5-7. PRINTED WIRING BOARD - TOUCH Board - • See page 22 for Circuit Boards Location. • : Uses unleaded solder. TOUCH BOARD TOUCH BOARD (COMPONENT SIDE) (CONDUCTOR SIDE) UFOELK - 2/21/2018 5:23 PM JL4005 R4001 R4003 JL4003 IC4002...

  • Page 26: Printed Wiring Board - Speaker Chukei Pc Boar Board

    HT-RT3 5-9. PRINTED WIRING BOARD - SPEAKER CHUKEI PC BOAR Board - 5-10. SCHEMATIC DIAGRAM - SPEAKER CHUKEI PC BOAR Board - • See page 22 for Circuit Boards Location. • : Uses unleaded solder. JL6000 SPEAKER CHUKEI PC BOAR BOARD...

  • Page 27: Printed Wiring Board - Connector Board

    HT-RT3 5-11. PRINTED WIRING BOARD - CONNECTOR Board - 5-13. PRINTED WIRING BOARD - USB Board - • See page 22 for Circuit Boards Location. • : Uses unleaded solder. • See page 22 for Circuit Boards Location. • : Uses unleaded solder.
  • Page 28 HT-RT3 MEMO HT-RT3...
  • Page 29 HT-RT3 Ver. 1.1 • IC Block Diagrams IC4002 PST8429UL (TOUCH BOARD) GND 1 VREF – VDD 2 • IC Pin Function Descriptions TOUCH BOARD IC4001 CY8CMBR3108-LQXIT (TOUCH KEY CONTROLLER) Pin No. Pin Name Description 1, 2 CS0/PS0, CS1/PS1 Fixed at “L” in this unit...

  • Page 30: Exploded Views

    HT-RT3 Ver. 1.3 SECTION 6 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • Abbreviation The components identifi ed by mark 9 con- they may have some difference from the : Argentina model tain confi dential information.

  • Page 31: Chassis Section

    HT-RT3 Ver. 1.3 6-2. CHASSIS SECTION MAIN board section UFOELK - 2/21/2018 5:23 PM Note 1: If wire (fl at type) is replaced, install it after bend- ing it in the same form as that before replace- ment. Note 2: When the BLUETOOTH MODULE is replaced, refer “NOTE OF REPLACING BLUETOOTH...

  • Page 32: Main Board Section

    HT-RT3 Ver. 1.1 6-3. MAIN BOARD SECTION SPEAKER CHUKEI PC BOAR board (ns) CONNECTOR board (ns) Note 1: When the complete MAIN board is replaced, re- fer to “NOTE OF REPLACING THE IC1000 AND IC1002 ON THE MAIN BOARD AND THE COM- PLETE MAIN BOARD”...

  • Page 33: Electrical Parts List

    HT-RT3 Ver. 1.5 SECTION 7 ELECTRICAL PARTS LIST CONNECTOR MAIN OLED CHUKEI PC BOAR SPEAKER CHUKEI PC BOAR Note: When indicating parts by reference num- • Due to standardization, replacements in • CAPACITORS ber, please include the board name. the parts list may be different from the uF: μF...
  • Page 34 HT-RT3 Ver. 1.3 TOUCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark TOUCH BOARD ACCESSORIES ************ ************ < CONNECTOR > 4-587-771-13 MANUAL, INSTRUCTION (ENGLISH (US), LATIN SPANISH, CANADIAN CN4001 1-816-654-61 FFC/CONNECTOR, FPC (LIF) 6P FRENCH) (US, CND)
  • Page 35 HT-RT3 MEMO UFOELK - 2/21/2018 5:23 PM...
  • Page 36 HT-RT3 REVISION HISTORY Ver. Date Description of Revision 2016.03 2016.06 Addition of Argentina, Latin-American and Singapore models. Add Abbreviation for E12 in page 13. Add IC Pin Function Description of IC4001 in page 29. Change description of MANUAL, INSTRUCTION for US and Canadian models in ACCESSORIES section.

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