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SERVICE MANUAL

Sony Corporation

Published by Sony Techno Create Corporation

TA-SA300WR

SPECIFICATIONS

SURROUND AMPLIFIER

9-893-123-02

2011D05-1

© 

2011.04

US Model

Canadian Model

AEP Model

UK Model

Australian Model

Ver. 1.1  2011.04

•  TA-SA300WR is the surround ampli

fi

 er section in BDV-E780W/E980W.

•  Wireless transceivers (EZW-RT50) and main unit (HBD-E780W or HBD-E980W) are necessary to check wireless connection.

Amplifier Section
U.S.models:
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC 
DISTORTION:
(FTC) 

With 3 ohms loads, both 
channels driven, from 180 
- 20,000 Hz; rated 45 watts 
per channel minimum 
RMS power, with no more 
than 1% total harmonic 
distortion from 250 milli 
watts to rated output.

Other models:
POWER OUTPUT (reference)
Surround L/Surround R

167 W (per channel at 3 
ohms, 1 kHz)

Rated impedance: 

3 - 16 

Ω

Power consumption

On: 50 W

Standby power consumption

0.5 W (standby mode)

(US and Canadian models)/
0.18 W (turned off)

0.13 W (turned off)

(Other models)

Dimensions (approx.)

206 mm × 60 mm × 236 
mm (8 

1

/

8

 in × 2 

3

/

8

 in × 

3

/

8

 in) (w/h/d) with the 

wireless transceiver 
inserted

Mass (approx.)

1.3 kg (2 lb 14 oz)

Design and specifications are subject to change 
without notice.

s

Standby power consumption 0.13W (US, Canadian 

  models), 0.18W (Other models).

s

Over 85% power efficiency of amplifier block is 
achieved with the full digital amplifier, S-Master.

50/60 Hz

220 V - 240 V AC, 

120 V AC, 60 Hz

US and Canadian models:

General

Other models:

Power requirements

Summary of Contents for TA-SA300WR

Page 1: ...h no more than 1 total harmonic distortion from 250 milli watts to rated output Other models POWER OUTPUT reference Surround L Surround R 167 W per channel at 3 ohms 1 kHz Rated impedance 3 16 Ω Power consumption On 50 W Standby power consumption 0 5 W standby mode US and Canadian models 0 18 W turned off 0 13 W turned off Other models Dimensions approx 206 mm 60 mm 236 mm 8 1 8 in 2 3 8 in 9 3 8 ...

Page 2: ...is must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a ...

Page 3: ...f the TA SA300WR is confirmed it is nec essary to communicate the set of main unit TA SA300WR and EZW RT50 Confirm the main unit with wireless connection TA SA300WR and EZW RT50 are prepared beforehand when you repair CHECK THE STATUS OF LINK STANDBY INDICATOR Operation condition can be confirmed by the LINK STANDBY indicator status MODEL IDENTIFICATION L R 3 16 IMPEDANCE USE SPEAKERS SECURE LINK ...

Page 4: ... near the heat sink AMP CABLE SETTING CAPACITOR ELECTRICAL DISCHARGE PROCESSING When checking the board for the electric shock prevention connect the resistors to both ends of respective capacitors C935 C936 C941 and C951 on the POWER board to discharge the capacitors C935 C936 C941 and C951 on the POWER board POWER Board Conductor Side 800 2 W C951 C941 800 2 W 800 2 W C935 US and Canadian models...

Page 5: ...TA SA300WR 5 WLK4 MAIN BOARD SERVICE POSITION POWER BOARD SERVICE POSITION WLK4 MAIN board WLK4 PANEL board front panel block WLK4 TERM board POWER board ...

Page 6: ...ON 2 DISASSEMBLY This set can be disassembled in the order shown below 2 1 DISASSEMBLY FLOW Note Follow the disassembly procedure in the numerical order given 2 2 FRONT PANEL BLOCK BOTTOM PANEL L R 2 5 WLK4 MAIN BOARD Page 8 2 6 POWER BOARD Page 8 2 4 WLK4 TERM BOARD Page 7 SET 2 3 CASE WLK4 FUSE F900 Page 7 2 2 FRONT PANEL BLOCK BOTTOM PANEL L R Page 6 ...

Page 7: ...F900 2 4 WLK4 TERM BOARD 6 5 5 3 screw BV3 4 boss 7 case WLK4 3 screw BV3 3 screw BV3 3 four screws BV3 1 three claws 1 three claws 2 side panel L 2 side panel R 8 fuse F900 2 screw BV3 3 screw BV3 4 WLK4 TERM board 1 connector CN303 ...

Page 8: ...7 6 four screws BV3 5 two screws BV3 3 two screws BV3 4 heat sink AMP 2 Remove the cable from the hook 2 connector CN901 6 label fuse T H 1 power cord connector CN900 7 POWER board AEP Italian UK Australian 3 four screws BV3 4 PC board holder 5 power cord cord bushing 60 5 mm to POWER board 3RZHU FRUG VHWWLQJ Ver 1 1 ...

Page 9: ...ct the AC power cord mains lead of the main unit 4 Press 1 button on the main unit to turn the system on 1 button 5 Connect theAC power cord mains lead of the TA SA300WR 6 When wireless transmission is activated the LINK STAND BY indicator turns green LINK STANDBY LINK STANDBY indicator 7 Press the button in order of hte DISPLAY 0 7 2 SUBTITLE on the remote commander corresponding to main unit aim...

Page 10: ...T_PVDD 14 KEY_POWER 49 KEY_PAIRING 51 9 7 X100 20MHz Xin Xout EZW RT50 WIRELESS TRANSCEIVER EZW RT50 22 LED_RED 21 LED_GREEN D580 LINK STANDBY LED DRIVE Q109 111 S100 SECURE LINK SHUNT REGULATOR IC950 AC IN F900 TH900 D911 RECT D900 LINE FILTER LF900 AEP UK AUS LF901 US CND POWER CONTROL IC910 T901 SUB POWER TRANSFORMER DRAIN 8 DRAIN 7 ISOLATOR PC901 ISOLATOR PC902 VCC 2 FB 4 1 POWER CONTROL IC920...

Page 11: ...del IT Italian model For Printed Wiring Boards Note X Parts extracted from the component side Y Parts extracted from the conductor side f Internal component Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Conductor Side Parts face side Component Side Parts on the pattern face side seen from the pattern face are indicated Parts on the...

Page 12: ...DAMP_LATCH2 35 NO USE 36 AC_CUT 37 FW_TxD 38 FW_RxD 39 NO USE 40 NO USE 41 NO USE 42 PVDD_SD_EN 43 DC_DET 44 NO USE 45 DRIVE_SD 46 S AIR FREQ DET 47 S AIR DET 48 S AIR_GPIO2 49 KEY_POWER 50 S AIR_RESET 51 KEY_PAIRING 52 SUR_MODE_SW 53 SHIMUKE 54 MODEL 55 FAN_ON 56 FAN_DET 57 S AIR_RF_FB 58 NO USE 59 Vss 60 NO USE 61 Vref 62 Vcc1 63 NO USE 64 S AIR_CLK CL140 CL113 0 R162 CL106 CL105 CL104 100 R131 ...

Page 13: ...00k R215 0 1 C162 R203 100k 3 2 1 4 10uH L100 35V C154 100 R208 0 35V C138 100 10 C167 10 C155 JL139 JL130 R174 220k R180 2 2k RT3CLLM Q103 JL128 1k R164 1 2 3 4 5 SI 3010KM TLS IC109 VCONT VIN GND VOUT SENSE 2 3 4 5 6 7 8 9 9P CN104 NC 1 32V 32V 32V GND GND GND MAIN ON E4V 10V 100 C178 C170 2200 6 3V 220 R221 C184 10p 44 38 39 40 41 42 43 7 6 5 4 3 2 1 37 36 35 34 33 32 8 9 10 11 28 29 30 31 17 1...

Page 14: ...CL114 CL116 CL117 CL118 CL119 CL120 CL121 CL122 CL123 CL124 CL125 CL126 CL127 CL128 CL129 CL130 CL131 CL132 CL134 CL135 CL136 CL137 CL138 CL139 CL141 CL142 CL143 CL144 CL145 CL146 CL147 CL148 CL149 CL150 CL151 CL152 CL153 CL154 CL155 CL156 CL157 CL158 CL159 CL160 CL161 CL162 CL163 CL164 CL165 CL166 CL167 CL168 CL169 CL170 CL171 CL173 CL174 CL175 CL176 CL177 CL178 CL179 CL180 CL181 CL182 CL183 CL18...

Page 15: ...CL303 CL302 1 2 3 4 4P CN304 GND LED R LED G POWER_SW CL301 1000p C581 SML72423C TP15 D580 S500 WLK4 TERM BOARD CHASSIS SPEAKERS SPEAKERS L R A D C 4 B 1 3 2 WLK4 PANEL BOARD RED GRN LINK STANDBY C222 C223 CL311 CL313 CL314 CL315 C120 C123 1 4 TB300 EB905 CN303 CL301 CL302 CL303 CL304 C581 RED GRN 1 4 D580 CN304 S500 S500 D580 L R SPEAKERS CHASSIS WLK4 TERM BOARD S500 1 883 180 11 11 LINK STANDBY ...

Page 16: ...D915 D916 D922 D923 D925 D926 D927 D928 D929 D930 D931 D932 E B C E 1 1 2 2 3 4 3 4 7 3 1 6 4 1 3 C E C E 1 9 E B 1 4 5 8 D940 IC920 D950 JS901 JS902 JS903 JS904 JS905 F900 Q901 Q920 PC901 PC902 PC903 EB901 EB902 VDR900 R900 R911 R913 CN900 CN901 R921 R922 R923 FR910 R924 R926 FH900 FH901 TH900 A001 A002 C907 C911 C914 C917 LF900 C919 LF901 C922 C923 C924 C927 C937 C940 C941 C951 JW902 JW903 JW904...

Page 17: ...925 CL927 CL928 CL929 CL930 CL909 CL941 CL950 CL951 CL952 CL962 CL964 CL943 CL953 8 7 5 4 3 2 1 IC910 STR A6159M OCP VCC GND FB START_UP DRAIN DRAIN R959 10k 10k R953 250V C905 1000p 250V C904 470p 250V C906 470p 400V C921 3300p 400V C920 0 01 10k R904 JS905 2W R913 100k 400V 3300p C911 CL963 250V C937 0 1 250V C902 0 1 T901 1 4 7 9 2 5 6 8 10 TH920 1 3 10 11 2 9 12 13 14 5 8 6 7 T902 R926 820 35V...

Page 18: ...SISTORS UNDER VOLTAGE PROTECTION VREG 43 BST_A 42 NC 24 23 VREG 4 4 CTRT TIMING PWM RCV GATE DRIVE CTRT TIMING PWM RCV GATE DRIVE CTRT TIMING PWM RCV GATE DRIVE CTRT TIMING IC105 CXD9843AR 12 11 10 9 8 7 6 5 4 3 VSUBC XVSS OUTR2 VSSR OUTR1 VDDR VSSL VSSR OUTL2 OUTL1 VSSL VDDL 2 1 PWM CLOCK GENERATOR SECONDARY CLOCK GENERATOR PRIMARY 31 29 25 OVFFLAGL 26 SFLAG 27 INIT 30 S g P GAIN CONTROL INIT MUT...

Page 19: ...UNDERVOLTAGE LOCKOUT OVER LOAD PROTECTION OVER VOLTAGE PROTECTION OVER CURRENT PROTECTION OFF TIMER DRIVE S R PWM LATCH FEED BACK BIAS BURST Q D 1 NC 2 S GND 3 VCC 4 SS OLP 5 FB 6 OCP BD 7 DELAY Q R S Q S R BOTTOM SELECTOR COUNTER OSC R Q S SOFT START OVP REGULATOR ICONST BURST CONTROL START STOP BURST PROTECTION LATCH DRIVE REGULATOR OLP BSD BD OCP FB IC920 STR W6735N ...

Page 20: ...atch signal output to the stream processor 32 DAMP_S_MUTE O Soft muting signal output to the stream processor L muting 33 DAMP_OVF2 I Overflow signal input terminal Fixed at L in this unit 34 DAMP_LATCH2 I Latch signal input terminal Not used 35 NO USE Not used 36 AC_CUT I AC cut signal input from the voltage detector 37 FW_TxD O Flash write signal output terminal 38 FW_RxD I Flash write signal in...

Page 21: ...y are seldom required for routine ser vice Some delay should be anticipated when ordering these items The mechanical parts with no reference number in the exploded views are not sup plied Color Indication of Appearance Parts Ex ample KNOB BALANCE WHITE RED Parts Color Cabinet s Color Abbreviation AUS Australian model CND Canadian model IT Italian model 5 1 PANEL SECTION The components identified b...

Page 22: ...2104 0 58 1 777 071 83 CORD POWER AEP IT 0 58 1 835 068 21 CORD POWER AUS 0 58 1 837 308 11 CORD POWER SUPPLY US CND 0 58 1 837 309 21 CORD POWER SUPPLY UK 0 F900 1 533 453 12 FUSE GLASS DIA 5 5A 125V US CND 0 F900 1 576 230 51 FUSE H B C T3 15AH 250V AEP IT UK AUS Ref No Part No Description Remark Ref No Part No Description Remark 53 55 52 58 57 F900 not supplied not supplied WLK4 TERM board 51 5...

Page 23: ...97 91 CERAMIC CHIP 0 1uF 10 25V CONNECTOR 0 CN900 1 564 321 11 PIN CONNECTOR 3 96mm PITCH 2P CN901 1 691 770 11 PLUG MICRO CONNECTOR 8P DIODE 0 D900 8 719 077 77 DIODE D3SB60F3 0 D901 8 719 063 74 DIODE D1NL20U TR2 0 D902 6 502 961 01 DIODE DA2J10100L 0 D910 6 501 297 01 DIODE 1F6G 0 D911 8 719 063 74 DIODE D1NL20U TR2 0 D912 6 503 022 01 DIODE DZ2J100M0L 0 D913 6 503 037 01 DIODE DZ2J24000L 0 D91...

Page 24: ...1 4W F 0 R925 1 216 829 91 METAL CHIP 4 7K 5 1 10W 0 R926 1 249 416 91 CARBON 820 5 1 4W F 0 R927 1 216 829 91 METAL CHIP 4 7K 5 1 10W 0 R928 1 216 864 91 SHORT CHIP 0 US CND 0 R929 1 216 821 91 METAL CHIP 1K 5 1 10W 0 R930 1 216 821 91 METAL CHIP 1K 5 1 10W 0 R931 1 216 829 91 METAL CHIP 4 7K 5 1 10W 0 R932 1 216 843 91 METAL CHIP 68K 5 1 10W R940 1 216 821 11 METAL CHIP 1K 5 1 10W R941 1 216 821...

Page 25: ...P 0 1uF 10 16V C188 1 100 916 11 CERAMIC CHIP 0 1uF 10 16V C189 1 100 916 11 CERAMIC CHIP 0 1uF 10 16V C190 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C191 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C193 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C194 1 114 868 11 CERAMIC CHIP 0 1uF 10 50V C195 1 104 962 91 ELECT 47uF 20 35V C196 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C197 1 114 868 11 CERAMIC CHIP 0 ...

Page 26: ...IP 100K 5 1 10W R203 1 216 845 11 METAL CHIP 100K 5 1 10W R205 1 218 969 11 METAL CHIP 22K 5 1 16W R207 1 216 845 11 METAL CHIP 100K 5 1 10W R208 1 218 990 81 SHORT CHIP 0 R209 1 216 864 11 SHORT CHIP 0 R214 1 216 845 11 METAL CHIP 100K 5 1 10W R215 1 216 845 11 METAL CHIP 100K 5 1 10W R216 1 216 864 11 SHORT CHIP 0 R217 1 218 933 11 METAL CHIP 22 5 1 16W R219 1 218 989 11 METAL CHIP 1M 5 1 16W R2...

Page 27: ... 58 1 777 071 83 CORD POWER AEP IT 0 58 1 835 068 21 CORD POWER AUS 0 58 1 837 308 11 CORD POWER SUPPLY US CND 0 58 1 837 309 21 CORD POWER SUPPLY UK 0 F900 1 533 453 12 FUSE GLASS DIA 5 5A 125V US CND 0 F900 1 576 230 51 FUSE H B C T3 15AH 250V AEP IT UK AUS Ver 1 1 ...

Page 28: ...the version allows you to jump to the revised page Also clicking the version at the top of the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2011 03 New 1 1 2011 04 Addition of Italian model ...

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