Diagrams; Block Diagram - Amp/Panel; Power Supply Section - Sony SA-WCT290 Service Manual

4-1. BLOCK DIAGRAM - AMP/PANEL/POWER SUPPLY Section -
BLUETOOTH
MODULE
I2S_SDO
I2S_SCLK
I2S_LRCLK
TAS_RESET_N
SDA
SCL
MUTE
TAS_XPDN
TAS_SD
KEY_PAIR
BT_BOOT
AC_CUT
PCONT
LED0
LED1
SA-WCT290/WCT291
X001 STREAM PROCESSOR
12.288MHz IC8103
OUT 11 MCLK PWM_P_4 49
PWM_M_4 48
VALID 37
27 SDIN4
23 SCLK
22 LRCLK
16 RESET
20
SDA
21 SCL
19 MUTE
18 PDN
S8200
1
S8201
LINK
LED DRIVE
D8300
Q8101
SECTION 4

DIAGRAMS

DIGITAL POWER AMP
IC8104
5 INPUT_A
OUT_A 39
6 INPUT_B
4 RESET
OUT_A 40
OUT_B 35
16 17
TO AMP
VOLTAGE DETECT
IC8102
POWER SWITCH
4 OUT VDD 2
Q8102
+3.3V REG.
IC8000
+3.3V
3 SW VIN 2
+12V REG.
IC8001
+12V
VIN
1 VOUT 6
ON/OFF
3
+3.3V
POWER CONTROL
Q8001
POWER CONTROL
Q8000
13 13
L8102
SUBWOOFER
L8103
SWITCHING REGULATOR
3L411W
(EXCEPT US, CND, E12)
SWITCHING REGULATOR
3L411W-1
(E12)
SWITCHING REGULATOR
3L411L
(US, CND)
+24V
PVDD_24V
(AC IN)
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
SUB_24V
SA-WCT290/WCT291