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STR-DH520
STR-DH520
16
16
4-5. BLOCK DIAGRAM – KEY/DISPLAY Section –
FL DISPLAY DRIVER
IC100
EEPROM
IC2106
REMOTE
CONTROL
SIGNAL
RECEIVER
IC103
SIRCS
+3.9V DCDC
MD2
MD0
RESET
RESET SIGNAL GENERATOR
IC2020
RESET SWITCH
IC2019
MAIN RESET SWITCH
IC2033
IC2801 (2/2)
DSP
X2101
4MHz
CN2602 (2/2)
8
9
3
FLASH
PROGRAMMING
S180
_/1
SW NETWORK
S101-107
SW NETWORK
S108-110,121
T101
SWITCHING
TRANSFORMER
Q101
SWITCHING
TRANSISTOR
RV102
MASTER
VOLUME
2
3
RV180
INPUT
SELECTOR
2
3
FL101
VACUUM
FLUORESCENT
DISPLAY
D141
D142
SWITCHING
DIODE
Q2006
+3.3V (STBY)