Power Diagram - Marantz AV7703 Service Manual

POWER DIAGRAM

MAIN TRANS
!
!
RELAY
AC CORD
!
D
G
S
DA_POWER DIGITAL POWER(3.3V, DA1.8V, DA1.1V) ON/OFF Switched ("H"=ON)
DV_POWER1 DIGITAL VIDEO POWER Control terminal(DV5V,DV3.3V)
DV_POWER2 DIGITAL VIDEO POWER Control terminal (DV1.8V)
D5V POWER Digital 5V Control terminal ( 5V→3.3V, 1.8V )
NET5V POWER ETHER POWER Control terminal (LEGO5V For control)
NET3.3V POWER ETHER POWER Control terminal (NET3.3V For control)
CPU_POWER MAIN CPU POWER Control terminal (POWER ON="H") (Case of CEC ON STANDBY="H")
REMOTE_POWER 232C route path for power control terminal(ON="H")
CEC_POWER For CEC STANDBY POWER ON (CEC5V, Z2_CEC5V, CEC3.3V, CEC1.1V) ※CEC STANDBY:MODE1=H, MODE2=H, MODE3=L
CEC_POWER2 CEC STANDBY POWER Control (CEC STANDBY MODE=3)
SR7011/ A V7703 POWER BLOCK DIAGRAM
HI+B
! LOW+B
2
SR7011
S1(AMP+B,-B)
4
1
ONLY
RY931
3
LOW-B
HI-B
S2(AUDIO)
S4(ETC)
S3(VIDEO)
S5(FL+Vdisp)
S6(FILAMENT)
D1.8V-1
(0.329A) (0.786A)
0.74A 1.87A
IC111 DV_POWER2
D3.3V-1
(0.202A) (0.288A)
0.95A 1.3087A
IC112
D5V_POWER
+5.2V
D5V
7.53A 5.46A
D3.3V-2
(0.293A)
(2.831A) (1.751A)
1.36A
IC113
CEC_POWER 1.862A
(0.427A)
DA1.1V_1
(0.159A) (0.537A)
0.24A 1A
IC117 DA_POWER
DA1.1V_2
(0.168A) (0.567A)
0.24A 1A
IC118 DA_POWER
CEC1.1V-1
(0.033A) (0.109A)
0.39V 1.62A
IC119 CEC POWER
CEC1.1V-2
(0.032A) (0.112A)
0.39V 1.62A
IC120
CEC POWER
CEC1.1V-3
(0.054A) (0.196A)
0.37V 1.54A
IC121
CEC POWER
SR7011 : 515.6mA (442mA) (158mA)
AV7703 : 434.4mA (340mA) 228mA
KIA7807BPI KIA7805BPI
IC936 IC931
SR7011 : 287.6mA (287mA)
AV7703 : 206.4mA (180mA)
KIA7907PI
IC937
SR7011 : 728mA (689mA)
AV7703 : 475mA (553mA)
KIA7812BPI
IC933
KIA7805BPI
OPEN (OPEN)
IC932
110mA
110mA VIDEO+5V
KIA7805BPI
(111mA)
IC934
VIDEO-5V
IC935 110mA
110mA
KIA7905PI
(109mA)
2.07A
(1.30A)
(0.780A)
1.83A
DV 1.8V AD55/058Z-0(ADV8003-8B)
ADV7850/512M_DDR2*2/
(0.006A)
Q1104 0.04A
DA_POWER
(0.0014A)
Q1102
0.0225A
NET 3.3V APPLE/LEGO BUFFER*6
NET3.3V_POWER
NJM2845DL118
DA1.8V APLD
(0.285A) (OPEN)
Q1103 1.286A
PCM9211/LC89091*2/APLD
DA 3.3V
DSP*4/SDRAM/S.FLASH
DA_POWER
AK4458*2/TC74VHCU04
(0.392A)
CS210010-CZZR
1.306A
CEC 3.3V ADV8195/
MN864788*2/MN864787*1
(0.035A)
Q1105 0.556A
DV 3.3V AD55/058Z-0(ADV8003-8B)
ADV7850/VPLD/128M S.FLASH
DV POWER 1
DA1.1V_1 DSP1,2(400MHz)
DA1.1V_2 DSP3,4(400MHz)
CEC1.1V-1 MN864788(HDMI SW1)
CEC1.1V-2 MN864788(HDMI SW2)
CEC1.1V-3 MN864787(HDMI TX)
(0.472A)
Q1101 0.7A
LEGO5V LEGO
NET5V_POWER
Q1106 (0.006mA)
Z2_CEC5V Z2_HDMI
CEC POWER
(0.017mA)
Q1151 0.045A
DV5.0V AD55/058Z-0(ADV8003-8B)/
ADV7850
DV POWER 1 (9.92mA)
Q1107 0.01A
CEC +5V AD8195/ADV7850/
MN864788*2/MN864787*1
CEC POWER
BD2248G-GTR
IC124,(OPEN)
59
B+
B-
SR7011 : 428mA / AV7703 : 175mA
+12V(RELAY)
(389mA) (253mA)
SR7011 : SPK Relay(5EA)+ Small Relay(1EA)+H/L Relay(1EA)+Fan(2EA)
222.5 + 12.5 + 33 + 160 = 428mA
AV7703 : SPK Relay(0EA)+ Small Relay(20EA)+H/L Relay(0EA)+Fan(0EA)
250mA
(55mA)
66mA
+3.3V (Z2, Z3 DAC)
BU33TD3WG 33+33=66mA
(158mA) IC323 (103mA)
178mA 112mA
A+5V (DIR, DAC1,DAC2,ADC)
12+41+41+18=112mA
(285mA) (182mA)
SR7011 : 287.6mA / AV7703 : 206.4mA
A+7V (A. AUDIO PART)
SR7011 : 287.6mA / AV7703 : 206.4mA
A-7V (A. AUDIO PART)
(287mA) (180mA)
150mA
SR7011
TRIGGER +12V
NJU72750V(3EA) + NJU72751V(1EA) + NJU72343V(2EA)+
NJW1194(2EA)+OPAMP(23EA)+HDAM= 2.4+0.8+42+24+138+80.4
300mA 150mA
TRIGGER +12V
(300mA)
AV7703
50mA NJU72750V(2EA) + NJU72751V(1EA) + NJU72343V(2EA)+
A.TUNER +5V
NJW1194(2EA)+OPAMP(23EA)= 1.6+0.8+42+24+138 = 206.4mA
(33.5mA)
EXCEPT SR7011/U,AV7703/U
110mA
AV+3.3V
NJM2845DL133
(AVDM2000)
(111mA)
IC123
110mA
-5VV
(109mA) (AVDM2000)
(20.6mA)
SR7011 & AV7703 : 24+8=32mA
Vdisp(+42V)
FILAMENT AC
228mA
FILAMENT AC
(221.5mAac)
ONLY SR7011U/AV7703U
IC961 0.04A
PQ033DNA1ZPH HD TUNER+3.3V
(0.025A)
CPU POWER
IC503 1A VBUS
BD82065 USB +5V FRONT USB
(1A)
Q1121 0.0025A
CEC_STBY_+5V CEC BUFFER, SN74CBT3251PWR
(3.41mA)
CEC_POWER2
(0.152A)
IC603 0.148A
FL5V SMALL VFD
NJM2887
(196mA)
(0.044A)
Q1133 0.268A 0.12A
SWM5V INNUMI LED*4
CPU POWER 0.58A
M3.3V MCU/EEPROM//IR SENSOR
(60.87mA)
EXPANDER*7
PWR LED(MZ)
0
IC123 0.74A 0.075A
NJM2845DL133
MUTE3.3V MUTE/EXPANDER*1
(0.070A) (2.73mA)
Q1123
CEC_STBY_3.3V CEC BUFFER
(0.07mA)
CEC_POWER2
(6.25mA)
Q1125 ABOUT 0.1A 0.08A
SWM3.3V
LEVEL CHG
CPU POWER
Q1127 0.0025A
REMOTE 3.3V ILX3232D
(3.21mA)
REMOTE POWER
= 287.6mA
VFD/SMALL VFD/
MDAX LED/ DIRECT LED