Sony HCD-SX7 - Block Diagram - PANEL;POWER SUPPLY Section

HCD-SX7/SX7B
HCD-SX7/SX7B
3939
5-4. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
SUB+B
AMP+B
PU1
POWER UNIT
AC1
(AC IN)
+12V REGULATOR
IC1106
+15V REGULATOR
IC1107
+12V
AMP+B
+15V
VOLTAGE DETECT
IC901
DC/DC CONVERTER
IC902
+3.3V REGULATOR
IC606
DC/DC CONVERTER
IC903
DC/DC CONVERTER
IC904
AUDIO DSP, SYSTEM CONTROLLER
IC204 (4/4)
137IRQ1
24P6_4
76RES
79AN1
I/O EXPANDER
IC201 (4/4)
5P04
16P17
1P00
2P01
4P03
3P02
22P25
21P24
6P05
30
SDA
29
SCL
28
RESET
13 P14
SDA3
132
SCL3
131
P5_1
175
FAN MOTOR DRIVE
IC909
4OUT1CTL
5C 2VCC
M1
(FAN)
M
VBUS SWITCH
IC605
+5.2V
+3.3V
(FOR IC604)
VBUS5.2V
EVER3.3V
+1.2V REGULATOR
IC910
+1.5V REGULATOR
IC601
EVER1.8V
+1.5V
EVER1.2V
+3.3V REGULATOR
IC909
+3.3V REGULATOR
IC003
B+ SWITCH
Q001, 002
B+ SWITCH
Q901, 902
+3.3V REGULATOR
IC907
+3.3V REGULATOR
IC1102
+3.3V REGULATOR
IC851
+3.3V REGULATOR
IC505
+1.2V REGULATOR
IC501
+3.3V
(FOR IC1101)
+3.3V
(FOR CD SECTION)
D3.3V
173P5_0
FE_3.3V
A5V
FE_5V
+1.2V
+3.3V
(FOR Bluetooth)
+3.3V REGULATOR
IC608
+3.3V REGULATOR
IC609
+5V REGULATOR
IC610
STBY_3.3V
NET-3.3V
STBY-5V
EVER-5V
POWER MONITOR
Q904
PROTECT DETECT
Q903
D913
B+ SWITCH
Q905, 906
F1101, 1102
D907
D906
D905
D912
FAN MOTOR
SPEED CONTROL
Q910
LUTE_1.2V_3.3V_EN
>004B
85AN7 TH001
10
TIOC4C
REMOTE CONTROL
RECEIVER
IC2001
I / 1
S2100
56 IRQ7
135 I R Q 2
Z
S2004
81
AN3
ROTARY
ENCODER
84
AN6
EN2002
– TUNING +
. >
PUSH ENTER
83 AN5
S2001 – 2003
FRONT PANEL
KEYS
82
AN4
VOLUME
136 TIOC0A
(GRN)
(RED)
LED DRIVE
Q2101
118 TIOC3A
LED DRIVE
Q2100
D2100
ON/STANDBY
INDICATOR
3 SSL20
2 RSPCK2
4MOSI2
LCD1
LCD MODULE
SDA
SCLK
CS1B
RESET
ROTARY
ENCODER
EN2001
RESET SIGNAL
GENERATOR
IC205
(Page 37)
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2020/02/2722:53:44(GMT+09:00)