Sony STR DA2400ES Service Manual - Page 34

Block, Diagram, Power Supply

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STR-DA2400ES/DG920 6-8. BLOCK DIAGRAM - POWER SUPPLY Section - HDMI +1.8V HDMI +3.3V DSP +3.3V DSP +1.26V DSP +2.5V +1.26V REGULATOR IC5015 HDMI +5V (Page 31) 27 TX_5VPWR HDMI +5V (FOR TX) DMPORT +5V SYSTEM CONTROLLER IC8014 (7/7) XM_POW 84 XM +3.3V XM +5V +3.3V REGULATOR IC8004 XM +5.5V B+ SWITCH Q8003, 8004 VIDEO ADC +1.8V VIDEO ADC +3.3V VIDEO DDR +2.5V VIDEO IO +3.3V VIDEO DAC +1.8V VIDEO DAC +3.3V +1.8V REGULATOR IC3205 +2.5V REGULATOR IC3207 +1.8V REGULATOR IC3807 VIDEO LVDS/PLL +3.3V (Page 27) 4 RESET STR-DA2400ES/DG920 VIDEO CORE +1.8V POW_RY 171 STOP 170 RST_TRG 126 INITX 131 RESET SWITCH IC8015 D8002 RESET SIGNAL BUFFER IC8017 RESET SIGNAL GENERATOR IC8016 +1.8V REGULATOR IC3512 D3511, 3512 +3.3V REGULATOR IC3511 +4V REGULATOR IC1402 +3.3V REGULATOR IC1403 +2.5V REGULATOR IC4100 +5V REGULATOR IC3509 +5V REGULATOR IC3510 +6.2V REGULATOR IC1401 +5V REGULATOR IC8001 (DA2400ES: US/DG920) +5V REGULATOR IC8007 +5.5 REGULATOR IC8006 +3.3V REGULATOR IC3206 +3.3V REGULATOR IC3208 +3.3V REGULATOR IC3809 +3.3V REGULATOR IC3212 +1.8V REGULATOR IC3209 D3205, 3206 +12V (FOR RELAY) FOR FLUORESCENT INDICATOR TUBE TUNER +9V LIMITER +5V VIDEO +5V +5V (FOR ADC/DAC) +7V +12V (FOR RELAY) -7V VIDEO -5V AMP B+ AMP B- RECT D704 - 707 T701 DC/DC TRANSFORMER D710 OSC Q705, 706 +9V REGULATOR IC8011 +12V REGULATOR IC803 +5V REGULATOR IC1904 +5V REGULATOR IC6205 D1912 +5V REGULATOR IC2230 +7V REGULATOR IC801 -5V REGULATOR IC6206 -7V REGULATOR IC802 TEMPERATURE SENSOR IC1905 TEMPERATURE SENSOR IC1903 LIMITER IC1902 LIMITER DETECT Q1910, 1911 LIMITER DETECT Q1912, 1913 RELAY DRIVE Q801 RY801 STBY +5V STBY +3.3V +3.3V REGULATOR IC8019 AC OFF DETECT Q51 +5V REGULATOR IC51 REGULATOR Q53 - 55 D51 D61 RECT D52 - 55 34 34 RECT D1406 Abbreviation ECE : Continental European, East European and Russian models T901 MAIN POWER TRANSFORMER F1405 F810 RECT D805 - D808 F811 F803 RECT D802 F804 RECT F001 D801 PROTECTOR 25 (Page 30) RELAY DRIVE Q52 RY01 (DA2400ES: US/DG920) SW1 (2/2) POWER D56 TH50 (DA2400ES: AEP, ECE, UK) T002 (DA2400ES: US/DG920) D57 T003 (DA2400ES: AEP, ECE, UK) SUB POWER TRANSFORMER (DG920) (AC IN) ~ AC INLET (DA2400ES)

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STR-DA2400ES/DG920
STR-DA2400ES/DG920
34
34
6-8.
BLOCK
DIAGRAM
- POWER SUPPLY Section -
RY01
RY801
RELAY DRIVE
Q52
RELAY DRIVE
Q801
LIMITER
IC1902
SYSTEM CONTROLLER
IC8014 (7/7)
(AC IN)
SW1 (2/2)
POWER
T002 (DA2400ES: US/DG920)
T003 (DA2400ES: AEP, ECE, UK)
SUB POWER
TRANSFORMER
171
POW_RY
84
XM_POW
126
RST_TRG
170
STOP
131
INITX
TH50
(DA2400ES: US/DG920)
(DA2400ES)
(DG920)
(DA2400ES: AEP, ECE, UK)
D3511, 3512
D3205, 3206
D8002
AC OFF DETECT
Q51
RECT
D52 – 55
RECT
D801
REGULATOR
Q53 – 55
D61
D51
D1912
D57
D56
+5V
REGULATOR
IC51
–5V
REGULATOR
IC6206
LIMITER
DETECT
Q1910, 1911
TEMPERATURE
SENSOR
IC1905
TEMPERATURE
SENSOR
IC1903
LIMITER
DETECT
Q1912, 1913
+3.3V
REGULATOR
IC8019
RESET SIGNAL
GENERATOR
IC8016
RESET
SWITCH
IC8015
RESET SIGNAL
BUFFER
IC8017
STBY +3.3V
STBY +5V
AMP B+
AMP B–
F001
VIDEO –5V
+9V
REGULATOR
IC8011
TUNER +9V
D710
FOR FLUORESCENT
INDICATOR TUBE
+12V
(FOR RELAY)
+5V
(FOR ADC/DAC)
+12V
(FOR RELAY)
RECT
D704 – 707
OSC
Q705, 706
T701
DC/DC
TRANSFORMER
+12V
REGULATOR
IC803
LIMITER +5V
HDMI +3.3V
+7V
REGULATOR
IC801
+7V
+5V
REGULATOR
IC2230
+5V
REGULATOR
IC6205
VIDEO +5V
+1.26V
REGULATOR
IC5015
DSP +1.26V
–7V
REGULATOR
IC802
–7V
RECT
D802
RECT
D805 – D808
RECT
D1406
T901
MAIN POWER
TRANSFORMER
F1405
F803
F804
F810
F811
+4V
REGULATOR
IC1402
+3.3V
REGULATOR
IC1403
+6.2V
REGULATOR
IC1401
+3.3V
REGULATOR
IC3511
HDMI +5V
(FOR TX)
VIDEO
ADC +1.8V
VIDEO
ADC +3.3V
HDMI +5V
+5V
REGULATOR
IC3509
DMPORT +5V
+5V
REGULATOR
IC8001
XM +5.5V
+5.5
REGULATOR
IC8006
B+ SWITCH
Q8003, 8004
HDMI +1.8V
+1.8V
REGULATOR
IC3512
DSP +3.3V
DSP +2.5V
+2.5V
REGULATOR
IC4100
+3.3V
REGULATOR
IC8004
XM +3.3V
XM +5V
+5V
REGULATOR
IC8007
+1.8V
REGULATOR
IC3205
+3.3V
REGULATOR
IC3206
VIDEO
DDR +2.5V
VIDEO
IO +3.3V
+2.5V
REGULATOR
IC3207
+3.3V
REGULATOR
IC3208
VIDEO
DAC +1.8V
VIDEO
DAC +3.3V
+1.8V
REGULATOR
IC3807
+3.3V
REGULATOR
IC3809
VIDEO
LVDS/PLL +3.3V
+3.3V
REGULATOR
IC3212
VIDEO
CORE +1.8V
+1.8V
REGULATOR
IC3209
(DA2400ES: US/DG920)
+5V
REGULATOR
IC1904
+5V
REGULATOR
IC3510
TX_5VPWR
27
RESET
4
Abbreviation
: Continental European, East European and Russian models
ECE
PROTECTOR
25
~ AC INLET
(Page 30)
(Page 31)
(Page 27)