STR-DH820
STR-DH820
19
19
5-5. BLOCK DIAGRAM – KEY/DISPLAY/USB Section –
EEPROM
IC2104
REMOTE CONTROL
SIGNAL RECEIVER
IC100
REMOTE SIGNAL
SELECTOR
IC208
SIRCS
REMOTE CONTROL
SIGNAL RECEIVER
IC207
+5V REG
IC103
+6.3V
MD2
MD0
RESET
FLASH_CLK
SO
SI
RESET SIGNAL GENERATOR
IC2119
Q2101
REGISTOR CONTROL
IC4102
COMPARATOR
IC4101
DATA PROCESSOR
IC4100
USB SELECTOR
IC4160
DIGITAL AUDIO
INTERFACE RECEIVER
IC2102 (2/2)
IRPTO,
KEY-ROW1/MCHNG,
KEY-ROW3/SCL,
KEY-ROW4/SDA
4
IC4161
+3.3V
+6V
J4000
iPhone/iPod
X2101
4MHz
X4102
16.9344MHz
CN2001
8
9
3
4
5
6
FLASH
PROGRAMMING
S160
_/1
SW NETWORK
S100-106
SW NETWORK
S161-166
T100
CONVERTER
TRANSFORMER
Q100
SWITCHING
TRANSISTOR
EN100
MASTER
VOLUME
2
3
EN101
INPUT
SELECTOR
2
3
EN160
TONE/TUNING
2
3
ND100
VACUUM
FLUORESCENT
DISPLAY
D101-
D102
SWITCHING
DIODE
+3.3V (STBY)
3
2
DATA
SWITCH
D4101-
D4105
40
1
2
49
50