Block Diagram - Panel/Power Supply Section - Sony HT-NT3 Service Manual

HT-NT3
5-3.

BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -

REGULATOR,
SWITCHING
(3L405W)
PVDD_32V
PVDD_STBY
~ AC IN
+12V REG
IC6004
3 EN SW 1
SUB_32V 8 VIN BOOT 2
+12V REG
IC6003
8 VIN SW 1
BOOT 2
+12V
PWR SUPPLY
Q6007
PWR SUPPLY
CONTROL
Q6008
+5V REG
IC701
UNSW12V
4 VDD
+12V
UNSW12V
PWR SUPPLY
Q312
PWR SUPPLY
CONTROL
Q303
DC-DC CONVERTER
IC301
UNSW12V_SYS
1 VIN1
16 VIN2 SW2 14
DC-DC CONVERTER
IC302
UNSW12V
1 VIN1
16 VIN2 SW2 14
DC-DC CONVERTER
IC303
UNSW12V_SYS
1 VIN1
16 VIN2 SW2 14
HT-NT3
PVDD_32V
+3.3V
UNSW12V UNSW3.3V PWR SUPPLY
Q308
SUB_32V PWR SUPPLY
CONTROL
Q304
UNSW12V_SYS
PWR SUPPLY
CONTROL
Q313
GVDD_12V
+5V
UNSW5.1V
PWR SUPPLY
Q314
+3.3V
UNSW3.3V PWR SUPPLY
Q3010
PWR SUPPLY
CONTROL
Q3009
VOUT 3 A5V
CE 1
+3.3V
UNSW3.3V PWR SUPPLY
Q309
FL_12V
PWR SUPPLY
CONTROL
Q305
+3.3V
UNSW3.3V PWR SUPPLY
Q310
SW1 3 UNSW3.3V
1.2V, 1.2V_DDR
EN2 12 PWR SUPPLY
CONTROL
Q306
EN1 5
SW1 3 DDR_1.5V
UNSW5.1V
EN2 12
+5V
UNSW5.1V
PWR SUPPLY
Q311
PWR SUPPLY
CONTROL
Q302
SW1 3 SP_1.3V
RG_1V
EN1 5
EN2 12
PWR SUPPLY
CONTROL
Q301
+3.3V
UNSW3.3V PWR SUPPLY
Q308
SYSTEM CONTROLLER
IC3004
(3/3)
130 PVDD_STBY
D3.3V
+3.3V REG
IC1501
WS_3.3V
VO 1
8 VCC
VO_S 2
75 PCONT_AMP
IR3.3V
74 PCONT_IR
119 PCONT1
MTKSTB_3.3V
80 PCON_WOL_STDBY
11 PCONT_O-LED
3.3V
123 PCONT3
O-LED_CLK 15
76 PCONT_ON
O-LED_DOUT 14
SP_5V
O-LED_RESET 13
65 SPARTA_PCONT
SP_3.3V
30 30
VOLTAGE DETECT
IC3005
103 4 OUT 2
AC_CUT VDD
RESET SW
INITX 49
Q3005
S1704
KEY0 89
"/1
S1702
S1703
KEY1 94
INPUT
PAIRING
S1700 S1701
- +
KEY2 95
VOL VOL
LED DRIVER BT LED
BT_LED 33
D1401
Q1401
IR REPEATER
IC3002
LED DRIVER REMOTE L LED
1
D1100, D1101
Q3007
B
2 A Y 4
REMOTE R LED
LED DRIVER
NOR GATE
Q3008 D1200, D1201
IC3003
REMOTE CONTROL
SIGNAL RECEIVER
IC1400
SIRCS_IN 24 2 OUT
ELEMENT, ORGANIC
EL INDICATOR
O-LED_CLK
O-LED_DOUT
O-LED_DS 5 O-LED_DC
O-LED_CS 12 O-LED_CSB
O-LED_RESET
SUB_32V