Block Diagram - Power Supply Section - Sony TA-DA9000ES Service Manual

TA-DA9000ES
6-12. BLOCK DIAGRAM – POWER SUPPLY Section –
B+ SWITCH
COMP +9V
Q1306, 1307
+3.3V
REGULATOR
COMP +3.3V
IC1334
+3.3V
DIGITAL +3.3V
REGULATOR
(DSD/PCM CONVERTER)
IC2165
+3.3V
DIGITAL +3.3V
REGULATOR
(DSP1)
IC2206
+3.3V
DIGITAL +3.3V
REGULATOR
(DSP2)
IC2255
4/8 RY
+V1
(POWER AMP)
DISCHARGE
AMP
Q811, 817,
D/A CONVERTER
IC816
+ Q824 – 827
IC819
36
(Page 30)
VOL DATA 6 DATA A01 1
VOL CLK 7 CLK
VOL LAT 8 CE A02 2
MUTING MUTING
THP1
Q836 Q837
TEMP +3.3V
D/A MUTE
AC OFF
+3.3V +5V
+3.3V
REGULATOR REGULATOR
IC820 IC821
+5V
B+ SWITCH
OSD +5V
Q1320, 1321
41
OSD ON
(Page 32)
V POWER
16
I POWER
(Page 25)
+1.8V +3.3V
I. LINK +1.8V
REGULATOR REGULATOR
IC3004 IC3551
+1.8V
I. LINK +1.8V REGULATOR
IC3010
34
RELAY +12V
FL
+9V
REGULATOR FL
IC1317
(PANEL)
+40V
VIDEO +5V
+5V +12V
+5V REGULATOR REGULATOR
IC804 IC802
+12V
A+12V REGULATOR
IC806
D838, 839
+5V
+5V REGULATOR
–12V
IC825
A–12V REGULATOR
IC807
+5V
REGULATOR
+5V
IC813
D814 – 816
+3.3V
TRX 3.3V REGULATOR
IC812
+3.8V
DSP 3.8V REGULATOR
Q802
+3.3V +5V
D3.3V REGULATOR REGULATOR
IC811 IC810
+5V
V+5V REGULATOR
IC808
–5V
V–5V REGULATOR
IC809
RY1001
RELAY DRIVE
Q828, 829
+V2
REGULATOR REGULATOR
(POWER AMP)
Q807 Q808
+
C835
POWER CONTROL POWER CONTROL
Q809, 812, 813, Q810, 814, 815,
820, 822 821, 823
AMP
IC817
RY +24V
AMP
IC818
POWER DOWN
DETECT
Q831, 833
+9V
–9V
B+ SWITCH
VIDEO +5V V+5V
Q806
B– SWITCH
VIDEO –5V V–5V
Q804
POW-RY2
POWER ON/OFF
CONTROL
Q803, 805
27
POW-RY1
(Page 27)
STOP
B+ SWITCH
+9V
+5V
Q3551, 3552
B+5V REGULATOR
IC12
+3.3V
D18
STB +3.3V REGULATOR
IC2801
34
T1
MAIN POWER
TRANSFORMER
+40V
RECT
REGULATOR
D807, 808, 810, 811
Q801
F802
RECT
D802
F803
M+9V
F804
RECT
D806
F805
M–9V
RECT
D819
RECT
D820
F806
+24V
RECT
REGULATOR
D822 – 825
IC815
F809
RECT
D830, 832 – 834
F807
+9V
RECT
REGULATOR
D826 – 829
IC822
F808
–9V
REGULATOR
IC823
F2
RY2
P-RY (2)
RELAY DRIVE
Q12
RY1
P-RY (1)
RELAY DRIVE
Q11
AC DETECT
Q13
D13, 14
B+ SWITCH RECT
LINE FILTER
Q16 D11, 12, 15, 16
LF02, 1
T2
SUB POWER
POWER
TRANSFORMER
SWITCHING
Q14, 15
M+9V
CN2
AC OUTLET
1 SWITCHED
100W MAX
F1
CN1
AC IN