Marantz AV7701 Service Manual page 62

AV7701 POWER BLOCK DIAGRAM
!
RELAY
AC CORD
!
!
!
S1(+12V,-12V)
S2(+8V,-8V)
MAIN TRANS
S3(VIDEO)
S4(FL+Vdisp)
S5(FILAMENT)
+5.2V
D5V
D
G
S
KTD998
2
4 1
3
KTB778
NJM7812
IC700
KIA7808API
IC936
KIA7908PI
IC523
IC937
PQ120DNA1ZPH
PQ120DNA1ZPH
IC522
OPEN
Q3005
DV POWER 1
DV5.0V
0.045A
DV1.8V
DV POWER2
DV 1.8V ADV8003,1G_DDR2*2
DCDC#1 2.6A
IC301 (EX3AV)
D3.3V-1 Q3001
D5V POWER
NET POWER 1
NET 3.3V
0.760A
DCDC#2
2.2A Q3002
IC303 (EX3AV)
DA POWER
DA 3.3V
0.450A
D3.3V-1 Q3004
DV POWER1 CEC POWER
CEC 3.3V
OPEN 0.999A
IC123
IC304 OPEN (EX3AV)
NJM2845DL118 AVDD 1.8V
DV3.3V Q3039
OPEN
DV POWER1
DV 3.3V
IC156
PVDD5,6 1.8VADV8003
NJM2845DL118
CEC1.8V
CEC POWER
CEC 1.8V AVD7850,SN74LVC244
DCDC#4 1.46A
IC302 (EX3AV)
NET1.2V
NET POWER 2 0.67A
NET 1.2V DM860
1.7A
DCDC#5
IC305 (EX3AV)
DA1.1V
DA POWER
DA 1.1V DSP
DCDC#6
0.87A
IC306 (EX3AV)
CEC1.3V
CEC POWER
CEC1.3V Sil9575
DCDC#7 1.02A
IC307 (EX3AV)
62
133mA
133mA
200mA
171mA
183mA
KIA7805BPI
50mA
IC931
NJM2845DL133
IC327
171mA
150mA
150mA
50mA
KIA7805BPI
165mA
IC932
NJM2845DL133
IC513
100mA
KIA7805BPI
VIDEO+5V
IC934
265mA
KIA7905PI
VIDEO-5V
IC935
20mA
228mA
IC961
TU3.3V
PQ033DNA1ZPH
0.2A 0.2A
NJM2845DL133
Q3019
CPU POWER
ADV8003 HDMI OUTPUT
NJM2845DL133
IC310
Q3031
Q3033
DM860,LAN8700,SAA7121
256SDRAM, 1G FLASH
APPLE Q3017
IC320
DIR,74VHC04,PLD
1.0A CPU POWER
DSP,64SDRAM,16FLASH VBUS
NCP380
CS2100
1.0A
AVD7850,AD8195
CEC POWER
Q3012
(AVD7850)
NJM2845DL133
ADV8003,64SFLASH
Q3015
SCPU POWER
Q3010
SII9575_RSTB(OR CEC POWER)
+12V
-12V
RELAY
(MAX RELAY ON STATE-13EA=200mA)
DA+8V (ANALOG AUDIO PART)
S2 + 404mA
DA+5V (ANALOG AUDIO PART)
S2 - 171mA
+3.3V (ETHERNET DAC)
A-8V (ANALOG AUDIO PART)
TRIGGER +12V
S4 + 300mA
TRIGGER +12V
TUNER +5V
EXCEPT AV7701/U1B
AV+3.3V
(AVDM2000)
+5VV
S3 + 265mA
S3 - 265mA
-5VV
Vdisp(+42V)
FILAMENT AC
FILAMENT AC
ONLY AV7701/U1B
HD TUNER+3.3V
M-X PORT,RC-5
IC981
+3V3
M-X PORT
SWM5V 74VHCT244AFT
M3.3V MCU,256EEPROM
MUTE3.3V MUTE
SWM3.3V LEVEL CHG VFD
CPU POWER
REMOTE 3.3V TC74VHC125
REMOTE POWER
NJM2887DL3 VFD POWER 4.19V
IC603
USB +5V FRONT USB
CEC +5V AD8195
IC309
SCPU +3.3V SUB CPU CEC BUFFER
SCPU +5V CEC BUFFER
HPD +5V HDMI INPUT