JVC KD-R491 Schematic Diagrams page 3

BLOCK DIAGRAM (1/2) (SUPPLY BLOCK)
DC P.CORD
MEM14.4V
CN901
ACC GND
ANT
(2)
(9)
EXT
(1)
(13)
TU3.3V
0.45mA
(6)
ACC
(4)
AU8.5V
0.25mA
VCC 1
(8)
(5)
CD7V
1.3A
(3)
VCC 2 ILM10.5V
(7)
0.3mA
(11)
V6IN
BU3.3V
(13) 0.35mA
(8)
5.2V
VCC IC861
DC-DC (1)
IN
(1)
IC891
USB5V
HSS
(6)
USB5V
No.MA665
J471
SXI
POWER AMP
(9)
VCC1
IC470 IC471
Mute Circuit DIMMER
(1)
(1)
VCC VCC
GND
SW_3.3V
SW_3.3V
IC821
Flash
VCC (8)
IC411
VCC
(8) iPOD
PVCC
VCC
(8) IC841
EEPROM
IC701
MICON
Renesas
Panel3.3V
SW
VIN
Panel3.3V ILM10.5V
CN701
(1Din / 2Din)
IC301
J321
R F S
VCC2
(7) (21)
IC161 E-VOL
TEL MUTE
(24)
VCC
3.3V
VDDD
VDDA_IFADC
VDDA_RF
AVDD1
RFVDD1
IC540
RFVDD2
IOVDD1
CD LSI
IOVDD2
VIN
IC851
1.25V LDO
VCC
CD7V
PLLVCC
IC941
(1) (5)
CD3.3V
LDO 3.3V
(2) VDD
IC831
Reset
(No.MA665<Rev.001>)3/19
J601
Ant
Jack
IC601
TUNER
created date:2017-09-25