Block Diagram - Power Supply Section - Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual

STR-DA2400ES/DG920
6-8.

BLOCK DIAGRAM - POWER SUPPLY Section -

TX_5VPWR
27
(Page 31)
SYSTEM CONTROLLER
IC8014 (7/7)
XM_POW 84
POW_RY 171
STOP 170
RST_TRG 126
RESET
INITX 131 SWITCH
IC8015
D8002
RESET
(Page 27) 4
STR-DA2400ES/DG920
+1.8V
HDMI +1.8V REGULATOR
IC3512
D3511, 3512
+3.3V +4V
HDMI +3.3V REGULATOR REGULATOR
IC3511 IC1402
+3.3V
DSP +3.3V REGULATOR
IC1403
+1.26V
DSP +1.26V REGULATOR
IC5015
+2.5V +6.2V
DSP +2.5V REGULATOR REGULATOR
IC4100 IC1401
+5V
HDMI +5V REGULATOR
IC3509
+5V
HDMI +5V
REGULATOR
(FOR TX)
IC3510
+5V
DMPORT +5V REGULATOR
IC8001
(DA2400ES: US/DG920)
+3.3V
XM +3.3V REGULATOR
IC8004
+5V
XM +5V
REGULATOR
IC8007
+5.5
B+ SWITCH
XM +5.5V REGULATOR
Q8003, 8004
IC8006
+1.8V
VIDEO
REGULATOR
ADC +1.8V
IC3205
+3.3V
VIDEO
REGULATOR
ADC +3.3V
IC3206
+2.5V
VIDEO
REGULATOR
DDR +2.5V
IC3207
+3.3V
VIDEO
REGULATOR
IO +3.3V
IC3208
+1.8V
VIDEO
REGULATOR
DAC +1.8V
IC3807
+3.3V
VIDEO
REGULATOR
DAC +3.3V
IC3809
+3.3V
VIDEO
REGULATOR
LVDS/PLL +3.3V
IC3212
D3205, 3206
+1.8V
VIDEO
REGULATOR
CORE +1.8V
IC3209
RESET SIGNAL
BUFFER
IC8017
RESET SIGNAL
GENERATOR
IC8016
+12V
(FOR RELAY)
FOR FLUORESCENT
D710
INDICATOR TUBE
RECT
D704 – 707
T701
OSC
DC/DC
Q705, 706
TRANSFORMER
+9V
TUNER +9V REGULATOR
IC8011
+5V
LIMITER +5V REGULATOR
IC1904
+5V
VIDEO +5V
REGULATOR
IC6205
+5V
+5V
REGULATOR
(FOR ADC/DAC)
IC2230
+7V
+12V
(FOR RELAY)
–7V
–5V
VIDEO –5V REGULATOR
IC6206
AMP B+
AMP B–
TEMPERATURE LIMITER
SENSOR DETECT
IC1905 Q1910, 1911
LIMITER
IC1902
TEMPERATURE LIMITER
SENSOR DETECT
IC1903 Q1912, 1913
STBY +5V
+3.3V +5V
REGULATOR
STBY +3.3V REGULATOR REGULATOR
Q53 – 55
IC8019 IC51
D51 D61
34 34
Abbreviation
ECE : Continental European, East European and Russian models
T901
MAIN POWER
TRANSFORMER
F1405
RECT
D1406
+12V
REGULATOR
IC803
D1912
+7V
REGULATOR
IC801
F810
RECT
D805 – D808
–7V F811
REGULATOR
IC802
F803
RECT
D802
F804
F001
RECT
D801
RELAY DRIVE
Q801
RY801
RELAY DRIVE
Q52
RY01
AC OFF DETECT
Q51
(DA2400ES: US/DG920)
RECT
D52 – 55
D56 TH50
(DA2400ES: AEP, ECE, UK)
D57
PROTECTOR
25 (Page 30)
SW1 (2/2)
(DG920)
POWER
(AC IN)
T002 (DA2400ES: US/DG920)
T003 (DA2400ES: AEP, ECE, UK)
~ AC INLET
SUB POWER
TRANSFORMER
(DA2400ES)