Sony SA-CT290 - User Manual

SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
HT-CT290/CT291
SA-CT290/CT291
SPECIFICATIONS
HT-CT290/CT291
SOUND BAR
SA-CT290/CT291
ACTIVE SPEAKER SYSTEM
9-890-685-01
2017B80-1
©
2017.02
US Model
Canadian Model
E Model
Australian Model
HT-CT290/SA-CT290
AEP Model
UK Model
HT-CT290/CT291/SA-CT290/CT291
Ver. 1.0 2017.02
• All the units included in the HT-
CT290/CT291 (SA-CT290/CT291,
SA-WCT290/WCT291, remote
control) are required to confi rm the
operation of SA-CT290/CT291.
Check in advance that you have
all the units.
COMPONENT MODEL NAME
HT-CT290 HT-CT291
Bar Speaker (Active Speaker System) SA-CT290 SA-CT291
Subwoofer (Active Subwoofer) SA-WCT290 SA-WCT291
• The service manual for SA-WCT290/WCT291 has been issued separately.
Please refer to the service manual for information.
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.
Bar Speaker (SA-CT290/
SA-CT291)
Amplifi er section
US models:
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(FTC)
Front L + Front R:
With 4 ohms loads, both channels
driven, from 200 Hz – 20,000 Hz;
rated 15 watts per channel minimum
RMS power, with no more than
1% total harmonic distortion from
250 milliwatts to rated output.
POWER OUTPUT (reference)
Front L/Front R: 100 W (per channel at
4 ohms, 1 kHz)
Other models:
POWER OUTPUT (rated)
Front L + Front R:
30 W + 30 W (at 4 ohms, 1 kHz, 1% THD)
POWER OUTPUT (reference)
Front L/Front R: 100 W (per channel at
4 ohms, 1 kHz)
Inputs
USB
TV IN OPTICAL
Output
HDMI OUT TV (ARC)
HDMI section
Connector
Type A (19pin)
USB section
(USB) port
Type A
BLUETOOTH section
Communication system
BLUETOOTH Specification 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)
Compatible BLUETOOTH profiles
2)
A2DP 1.2 (Advanced Audio
Distribution Profile)
AVRCP 1.6 (Audio Video Remote
Control Profile)
Supported Codecs
3)
SBC
4)
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 fields around a microwave
oven, static electricity, cordless
phone, reception sensitivity, antenna’s
performance, operating system, software
application, etc.
2)
BLUETOOTH standard profiles
indicate the purpose of BLUETOOTH
communication between devices.
3)
Codec: Audio signal compression and
conversion format
4)
Subband Codec
Front L/Front R speaker section
Speaker system
Full range speaker system, Acoustic
suspension
Speaker
40 mm (1
5
/
8
in) × 100 mm (4 in) cone
type × 2
General
Power requirements
US, CND models:
120 V AC, 60 Hz
LA9 models:
110 V – 240 V AC, 50/60 Hz
EA models:
127 V – 240 V AC, 50/60 Hz
Other models:
220 V – 240 V AC, 50/60 Hz
Power consumption
On: 40 W
Standby: 0.5 W or less (Power saving
mode)
(When Control for HDMI function and
BLUETOOTH Standby mode are
set to off)
Standby: 2.8 W or less
5)
(When Control for HDMI function and
BLUETOOTH standby mode are set to
on)
Dimensions (w/h/d) (approx.)
900 mm × 52 mm × 86 mm
(35
1
/
2
in × 2
1
/
8
in × 3
1
/
2
in)
Mass (approx.)
2.3 kg (5 lb 2 oz)
5)
The system will automatically enter
Power saving mode when there is no
HDMI connection and no BLUETOOTH
pairing history.
Wireless transmitter/
receiver section
Frequency band
2.4 GHz (2.4000 GHz – 2.4835 GHz)
Modulation method
FHSS (Freq Hopping Spread
Spectrum)
Supplied accessories
Remote control (1)
R03 (size AAA) batteries (2)
Optical digital cable (1)
WALL MOUNT TEMPLATE (1)
Speaker pads for the subwoofer (4)
Refer to the supplied Operating Instructions on
installing the subwoofer horizontally.
Conversion Adaptor (2)
The adaptor is not use in Chile, Uruguay and
Paraguay. Use the adaptor in the countries
where it is neccessary.
Design and specifications are subject to
change without notice.
Photo: SA-CT290 (Black)
Photo: SA-CT290 (White) / SA-CT291

Summary

Specifications

Amplifier Section Specifications

Covers power output, total harmonic distortion, and reference power.

Important Safety and Service Notes

Safety Check-out and Leakage Test

Outlines procedures for safety checks and AC leakage testing.

Safety-Related Component Warning

Alerts users to critical safety components that require specific replacement parts.

Section 1: Servicing Notes

Capacitor Electrical Discharge Processing

Details the procedure for safely discharging capacitors before service.

Service Preparation and Repair Notes

Notes on Replacing Main Board Components

Details requirements for replacing IC1001 and the main board, including termo sheet.

Wireless Connection Link After Repairs

Explains the procedure for re-linking the bar speaker and subwoofer after component replacement.

Advanced Service Procedures

Secure Link Function for Wireless Connection

Describes how to activate and deactivate the Secure Link for wireless transmission.

Troubleshooting Protect Mode

Guides on how to identify and resolve the protect mode state, often indicating a main board issue.

Section 2: Disassembly

Disassembly Flow Overview

Provides a step-by-step flow chart for disassembling the unit.

Disassembly: Core Components

Bluetooth Module and Main Board Removal

Details the procedure for removing the Bluetooth module and the main board.

Switching Regulator Removal

Explains the steps to remove the switching regulator components.

Section 3: Test Mode Operations

Reset Procedure

Explains how to perform a system reset to clear data.

Panel Test Procedure and LED Reactions

Details the panel test sequence and expected LED responses.

Advanced Test Mode Functions

Destination and Version Check

Explains how to check destination and software versions using LED indicators.

Model and Version Cycling

Details how to cycle through model name, destination, and software versions.

Test Mode: Exit and AMP Test

AMP Test Procedure

Guides on checking software versions and performing AMP tests.

Section 4: Troubleshooting

Troubleshooting: Protect Condition

Addresses issues where all LEDs blink and the unit turns off.

Troubleshooting: HDMI Video Display

Guides on diagnosing and fixing HDMI video display problems during USB mode.

Troubleshooting: Sound and Power Issues

Troubleshooting: No Sound Output

Provides steps to diagnose and resolve no sound output issues.

Troubleshooting: Power Not Turned On

Details diagnostic steps for when the unit does not power on.

Troubleshooting: USB Connectivity

Troubleshooting: USB Detection Failure

Guides on diagnosing and fixing issues where the USB device is not detected.

Troubleshooting: Display and LED Indicators

Troubleshooting: No Display or LED Indicators

Provides steps to diagnose and resolve issues with no display or LED indicators after power-on.

Section 5: Diagrams

Block Diagram: HDMI Section

Section 6: Exploded Views

Overall Section Exploded View

Section 7: Electrical Parts List

Main Board Parts

Sony SA-CT290 Specifications