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SERVICE MANUAL

Sony Corporation

Audio Group
Published by Sony Engineering Corporation

US Model

SUB WOOFER

9-879-650-01

2005E04-1
© 2005.05

Ver. 1.0  2005.05

SPECIFICATIONS

SA-WMSP69

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, from 28 – 200 Hz; rated 120
watts, minimum RMS power, with no more than
0.8% total harmonic distortion from 250
milliwatts to rated output.

Speaker system

Active subwoofer,
magnetically shielded

Speaker unit

250 mm cone type

Enclosure type

Acoustically loaded bass
reflex

RMS output

160 W (6 ohms, 100 Hz,
THD 10%)

Input

LINE IN (input pin jacks)

Power requirements

120 V AC, 60 Hz

Power consumption

120 W

Dimensions (w/h/d) (Approx.)

337 

×

 410 

×

 366 mm

(13

 1/4

 

×

 16

 1/8

 

×

 14

 1/2

 inches)

including front panel

Mass (Approx.)

13.0 kg (28 lb 11 oz)

Design and specifications are subject to change without
notice.

• SA-WMSP69 is the subwoofer section

in HT-6900DP/9900M.

Summary of Contents for SA-WMSP69

Page 1: ...monic distortion from 250 milliwatts to rated output Speaker system Active subwoofer magnetically shielded Speaker unit 250 mm cone type Enclosure type Acoustically loaded bass reflex RMS output 160 W 6 ohms 100 Hz THD 10 Input LINE IN input pin jacks Power requirements 120 V AC 60 Hz Power consumption 120 W Dimensions w h d Approx 337 410 366 mm 13 1 4 16 1 8 14 1 2 inches including front panel M...

Page 2: ...added to ordinary solder 1 5 kΩ 0 15 µF AC voltmeter 0 75 V To Exposed Metal Parts on Set Earth Ground SAFETY CHECK OUT After correcting the original service problem perform the following safety check before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE TEST ...

Page 3: ...3 SA WMSP69 SECTION 1 DIAGRAMS 1 1 CIRCUIT BOARDS LOCATION MAIN board CONTROL board INPUT board POWER TRANS board SWITCH board ...

Page 4: ...ddition to this the necessary note is printed in each block For schematic diagrams Note All capacitors are in µF unless otherwise noted p pF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified C panel designation Note The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace ...

Page 5: ... S901 R325 R321 C201 C203 C204 C205 C206 C302 C303 C405 C406 C501 C502 C601 C801 R327 R402 Q307 C307 C310 R307 R308 Q302 R309 R324 R310 C901 R403 R404 R206 R205 C101 R211 R210 R214 C207 C208 RV801 R217 C210 R301 R313 D301 D302 C403 C404 R101 R102 CN2 CN1 CN3 CN301 RY301 C503 R311 CN101 CN201 T1 Q502 SP901 R319 R318 R329 Q310 Q309 C309 IC202 1 2 IC202 2 2 D205 D206 C311 C312 IC203 1 2 IC203 2 2 CNP...

Page 6: ...6 D205 D206 C401 C402 C601 C312 C405 C406 C407 C408 Q501 Q502 Q503 Q504 R501 R503 JW111 C307 R306 C303 R304 D301 D302 C301 Q303 R324 Q305 C306 Q306 R325 R326 R305 R313 R301 C305 C304 R310 Q304 Q302 R308 C302 R307 Q301 D304 D303 C308 Q311 R320 R101 C409 C410 R404 D402 D403 C313 R214 R110 R328 R329 R316 R102 JW120 R202 R205 JW119 R213 R212 JW118 JW301 C403 C404 D501 JW103 JW501 JW502 R312 JW404 JW11...

Page 7: ...seldom required for routine service Some delay should be anticipated when ordering these items XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories are given in the last of this parts list 2 1 FRONT SECTION R R The components identified by mark 0 or dotted ...

Page 8: ...07 6 702 391 01 TRANSISTOR MP1620 OPY MK Q308 6 702 390 01 TRANSISTOR MN2488 OPY MK 0T1 1 443 652 11 TRANSFORMER POWER 1 7 685 881 09 SCREW BVTT 4X8 S 2 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S Ref No Part No Description Remark Ref No Part No Description Remark 2 2 REAR SECTION F901 51 52 54 54 56 55 53 57 54 A A supplied with RV801 not supplied POWER TRANS board not supplied CONTROL board not suppli...

Page 9: ...0V C407 1 126 971 11 ELECT 470uF 20 50V C408 1 126 971 11 ELECT 470uF 20 50V C409 1 136 497 81 FILM 0 1uF 5 50V C410 1 136 497 81 FILM 0 1uF 5 50V C501 1 126 964 11 ELECT 10uF 20 50V C502 1 126 949 11 ELECT 220uF 20 35V C503 1 126 923 11 ELECT 220uF 20 10V C601 1 126 964 11 ELECT 10uF 20 50V CONNECTOR CN201 1 506 944 11 PIN CONNECTOR 2P CN204 1 564 505 11 PLUG CONNECTOR 2P CN301 1 564 320 00 PIN C...

Page 10: ... F R310 1 249 408 11 CARBON 180 5 1 4W 0R311 1 215 868 00 METAL OXIDE 680 5 1W F R312 1 247 863 11 CARBON 22K 5 1 4W R313 1 247 863 11 CARBON 22K 5 1 4W R314 1 247 871 11 CARBON 47K 5 1 4W R316 1 249 408 11 CARBON 180 5 1 4W F R317 1 249 393 11 CARBON 10 5 1 4W R318 1 249 414 11 CARBON 560 5 1 4W R319 1 247 871 11 CARBON 47K 5 1 4W R320 1 249 393 11 CARBON 10 5 1 4W F R321 1 249 407 11 CARBON 150 ...

Page 11: ...D POWER 0F901 1 533 452 12 FUSE GLASS TUBE DIA 5 4A 125V Q307 6 702 391 01 TRANSISTOR MP1620 OPY MK Q308 6 702 390 01 TRANSISTOR MN2488 OPY MK SP901 1 825 768 11 LOUD SPEAKER 25cm 0T1 1 443 652 11 TRANSFORMER POWER Ref No Part No Description Remark ...

Page 12: ...N HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2005 05 New ...

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