Sony SA-WCT180 User Manual

SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
SA-WCT180
ACTIVE SUBWOOFER
9-896-126-02
2015E33-1
©
2015.05
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
Chinese Model
Ver. 1.1 2015.05
• SA-WCT180 is the active subwoofer in HT-CT180.
• All of the units included in the HT-CT180 (SA-WCT180/
SA-CT180/Remote control) are required to confi rming op-
eration of SA-WCT180. Check in advance that you have
all of the units.
• For the TEST MODE for this unit, refer to the service manual of HT-CT180.
SPECIFICATIONS
POWER OUTPUT (reference)
5
45 W (per channel at 4 ohms, 100 Hz) (Chinese model)
0 W (per channel at 4 ohms, 100 Hz) (Except Chinese model)
Speaker system
Subwoofer system, Bass reflex
Speaker
130 mm (5
1
/
8
in) cone type
Power requirements
120 V AC, 60 Hz (US and Canadian models)
Power consumption
On: 13 W
Standby mode: 0.5 W or less
Dimensions (approx.) (w/h/d)
170 mm × 342 mm × 325 mm
(6
3
/
4
in × 13
1
/
2
in × 12
7
/
8
in)
Mass (approx.)
5.5kg (12Ib 2oz)
Frequency band
2.4 GHz band (2.404 GHz - 2.476 GHz)
Modulation method
GFSK
Design and specifications are subject to
change without notice.
Wireless receiver
220 V - 240 V AC, 50 Hz/60 Hz (AEP, UK, Indian, Singapore,
Argentina, Thai, Australian and Chinese models)
110 V - 240 V AC, 50 Hz/60 Hz (Latin American model
(Except Argentina))
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.

Sony SA-WCT180 Specifications

General

Type	Active subwoofer
Frequency Response	28 Hz - 200 Hz
Power Output	100 W
Amplifier Power	100 W
Weight	17.64 lb
Enclosure type	Bass reflex
Wireless	No
Inputs	RCA

Summary

SPECIFICATIONS

POWER OUTPUT

Details speaker power output specifications.

Power requirements

Lists voltage, frequency, and power consumption.

Wireless receiver

Details frequency band and modulation method for wireless communication.

SAFETY GUIDELINES

SAFETY CHECK-OUT

Procedure for post-repair safety verification.

LEAKAGE TEST

Outlines procedures and limits for AC leakage testing.

SAFETY-RELATED COMPONENT WARNING

Highlights critical safety components for replacement.

SERVICING NOTES

UNLEADED SOLDER

Discusses characteristics and usage of unleaded solder.

DESTINATION ABBREVIATIONS

Lists abbreviations for various model destinations.

MODEL IDENTIFICATION

MODEL NUMBER LABEL

Illustrates different model number labels and their identification.

UNIT OPERATION AND TROUBLESHOOTING

WHAT TO DO IF PROTECT

Action for red blinking LED indicating protect mode.

Enabling the Secure Link function

Guides on establishing wireless connection for security.

DISASSEMBLY PROCEDURES

DISASSEMBLY FLOW

Outlines the sequence for disassembling the unit.

AMP BLOCK

Procedure for disassembling the AMP block.

MAIN BOARD

Procedure for disassembling the MAIN board.

POWER BOARD

Procedure for disassembling the POWER board.

SCHEMATICS AND DIAGRAMS

BLOCK DIAGRAM

High-level overview of the unit's functional blocks.

MAIN BOARD SCHEMATICS

Detailed schematic diagrams for the MAIN board.

POWER BOARD SCHEMATICS

Detailed schematic diagrams for the POWER board.

IC BLOCK DIAGRAMS

Block diagrams and pin function descriptions for key ICs.

EXPLODED VIEWS AND PARTS

AMP SECTION EXPLODED VIEW

Exploded view and parts list for the AMP section.

FRONT SECTION EXPLODED VIEW

Exploded view and parts list for the front section.

REVISION HISTORY

Version 1.0

Initial release of the manual.

Version 1.1

Addition of specific country models.