Sony SA-WCT290 Service Manual

Name: Sony SA-WCT290
Brand: Sony
Rating: 4 (1 reviews)

42 pages

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HT-CT290/CT291

2424

SF_DI

SF_DO

SF_CK

SF_CS

DO (IO1)

DI (IO0)

CLK

BT_RXD36

BT_TXD37

BT_MUTE

BT_INT

BT_BOOT

BT_SPDIF_IN

I2S_SDI

I2S_WS (LRCK)

I2S_SCLK (BCK)

USB_DM

USB_DP

CN7011 (USB)

BCK

MCK

USB_DM

USB_DP

OPT_SPDIF_IN

DATA_C_SW

120

MTK_I2S_OUT_LRCK

123

MTK_I2S_OUT_BCK

119

LRCK

MTK_I2S_OUT_MCK

118

: AUDIO (ANALOG)

: AUDIO (DIGITAL)

TV IN

OPTICAL

RECEIVER

CN3400

BLUETOOTH

MODULE

UART_TX

UART_RX

MUTE

BT_INT

BT_BOOT

SPDIF_OUT

SYSTEM CONTROLLER

IC2003 (2/4)

SERIAL FLASH

IC2000

>001B

AMP

SECTION

(Page 25)

5 V 1 A

2120 23 19

2561

5-2. BLOCK DIAGRAM - MAIN Section -

Questions and Answers:

C
christina14Jul 27, 2025
What to do if all LEDs are blinking on my Sony Stereo System after turning it on?
- K
  Kaitlyn YoungJul 27, 2025
  If all the LEDs on your Sony Stereo System are blinking after you turn it on, the issue might be with the MAIN board or the speakers. Try replacing the MAIN board. If the problem persists, replace the speakers.