Block Diagram - Panel/Power Supply Section - Sony HCD-AZ33D Service Manual

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7-5.

BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -

USB_OCD, USB_SW
C
(Page 29)
FLUORESCENT INDICATOR
TUBE DRIVER
IC201
OSC0
OSC1
FL201
GRID DRIVE
FLUORESCENT
Q202, 203
INDICATOR TUBE
DA
CP
CS
RESET
TOUCH SENSOR DRIVER
IC004
TOUCH
SENSOR
CLK
CS
MODE
HCD-AZ33D
USB+5V
VBUS OVER
USB_OCD
CURRENT DETECT
IC962
USB_SW
CONTROL SWITCH
DMP+5V
F1
FOR FLUORESCENT
INDICATOR TUBE
F2
RECT
VP B–
D202 – 205
58
OSC
59
C206, R205
SYSTEM CONTROLLER
IC401 (5/5)
63
5
ML9208 DATA
BT POWER/
DMP POWER
62
7
ML9208 CLK
61
6
ML9208 CS
TC-POWER
60
3
ML9208 RESET
P_DVD_
3.3V_MNT
REMOTE CONTROL
RECEIVER
4
SIRCS
P_O_DVD_POWER
IC401
73 P_POWER_KEY
74 P_DISP_KEY
STANBY LED 100
95 KEY_1
S101,
S400 – 409
94 KEY_2
BACK LIGHT 24
RESET
AC-CUT
18
85 TS-CLK
19
84 TS-CS
STBY RELAY
16
83 TS-MODE
15
13
10
11
X402
X401
5MHz
32.768kHz
+5V
REGULATOR
IC961
+1.8V
+1.8V
REGULATOR
IC810
REGULATOR
Q953, 954
+5V
REGULATOR
IC981
REGULATOR
CONTROL SWITCH
Q955, 956
+5V
+5V
REGULATOR
IC003
T201
DC/DC
CONVERTER
OSC
Q201
47
86
88
REGULATOR
48
CONTROL SWITCH
Q951, 952
D402
(STANDBY)
D001 – 004,
D006, 007
LED DRIVE
D009 – 012
Q001, 002
TOUCH SENSOR
BACK LIGHT
RESET
RESET SIGNAL
12
SWITCH
GENARATOR
Q391
IC391
20
49
33
33
+3.3V
D+3.3V
REGULATOR
(FOR AMP SECTION)
IC2
+5V
A+5V
REGULATOR
IC957
+9V
A+9V
REGULATOR
IC951
D953 – 955
+9V
M+9V
REGULATOR
IC952
+9V
CDM+9V
REGULATOR
IC954
+1.8V
RF+1.8V
REGULATOR
IC110
+3.3V
SW+3.3V
REGULATOR
IC955
+3.3V
+3.3V
REGULATOR
IC105
+3.3V
RF+3.3V
REGULATOR
IC107
+5V
SW+5V
REGULATOR
IC956
D397
+4V
D+3.3V
REGULATOR
IC953
MUTE+3.3V
D401
G+12V
AMP
SECTION
D395
B+
+31V
-COM+3.3V
EVER+3.3V
D394
MAIN POWER
ON/OFF SWITCH
Q461, 462
HCD-AZ33D
+31V
FAN +12V
+12V
+12V
(AC IN)
SWITCHING
REGULATOR
UNREG+8V
G+12V
+31V
+31V
EVER+4V
AC DET
MAIN SW
SHUT DOWN
SWITCH
Q788, 789
/SD
M
(Page 32)

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