Sony HCD-EC709iP - Block Diagram - PANEL, POWER SUPPLY Section

HCD-EC709iP/EC909iP
HCD-EC709iP/EC909iP
1616
5-3. BLOCK DIAGRAM - PANEL, POWER SUPPLY Section -
SYSTEM CONTROLLER
IC301 (3/3)
M001
(FAN)
I-RST
54
3O-POWER
FAN MOTOR
DRIVE
Q052 - 054
FAN PROTECT
DETECT
Q071 - 073
4O-CD-ON
11O-5V-ON
40I-5V/9V-DET
MAIN POWER
ON/OFF CONTROL
Q104
AC
DETECT
Q101, 102
+9V
REGULATOR
IC611
+9V
VM7V
DC/DC
CONVERTER
IC151,
Q151 - 155
VBUS_5V
UNREG
+3.3V
REGULATOR
Q302, 303
VOLTAGE
DETECT
Q305, 308
+4V
REGULATOR
Q304, 306
D109
+9V
+9V
CD +3.3V
RESET
SWITCH
Q309
SYSTEM +3.3V
D308
D304, 305
D311
D003
D110
D106, 107
MM
PROTECT
DETECT
Q103
RY001
PT001 (EC709iP: US, CND/EC909iP: US, CND)
PT002 (EC709iP: AUS/EC909iP: AUS)
SUB POWER
TRANSFORMER
PT004
MAIN POWER
TRANSFORMER
V-STBY
+B
-B
(AC IN)
RECT
D001, 002
RECT
D102 - 105
RECT
D101
I-P-MONI
36
 AEEUHYiDWiRQ
AUS : AXVWUDOiDQ PRGHO
CND : CDQDGiDQ PRGHO
X302
6MHz
X1
X0
92
93
X301
32.768kHz
X1A
X0A
14
13
I-RMC
9
REMOTE CONTROL
RECEIVER
IC302
LED DRIVE
Q301
D303
(LCD BACKLIGHT)
D902, 906
(iPRG INDICATOR)
O-LED
28
LCD301
LIQUID
CRYSTAL
DISPLAY
ROTARY
ENCODER
S304
VOLUME
S301 (EC909iP),
S302 (EC709iP),
S310 - 314,
S315 (EC909iP),
S320 - 324
(FRONT PANEL KEYS)
I-KEY1, I-KEY2,
I-KEY-WAKE-UP/VOL
37, 38, 41
COM0, COM1,
CMO2, CMO3
59 - 62
SEG0 - SEG32
63, 64, 67 - 89, 94 - 100, 1
C
FAN-CONT
PROTECT
O-POWER
I-HOLD
42
+9V
DETECT
Q051
D111
(EC909iP)
DRFk IRU iPRG
(Page 15)