Sony HCD-PX5 - Block Diagram - DISPLAY;POWER Section

HCD-PX5
5252
49
46
47
31
34
7
8
14
LIQUID CRYSTAL
DISPLAY UNIT
LCD600
LED DRIVE
Q703
D771 – 776, 781 – 786
LCD BACK
LIGHT
K
05
P.DOWN
+5V
REGULATOR
IC917
+6.1V
REGULATOR
IC916
B+ SWITCH
Q1101, 1102
RELAY DRIVE
Q901
RECT
D971
RECT
D803
D1002
D1103
D511
D506
D505
D507
D515
D514
D519
D524
D503
BT501
LITHIUM
BATTERY
D1109
D1108
+4V
REGULATOR
IC919
RESET SIGNAL
GENERTOR
IC508
RESET
SWITCH
Q521
T901
POWER
TRANSFORMER
(AC IN)
RY991
LCD ON/OFF
SWITCH
Q601, 602
RECT
D942, 945
RECT
D940, 941
T902
POWER
TRANSFORMER
+5.6V
REGULATOR
IC901
DIMMER
MD/CD POWER
LCD DATA
LCD CLK
LCD CE
DATA
SCK
STB
TR RELAY
LCD ON/OFF
RESET
SYSTEM CONTROLLER
IC506 (2/2)
E
BDPWR
(Page 50)
A+12V
A+7.5V
MD+5V
CD A+5V
B+5V
CDM+5V
CD+5V
SYS+5V
LCD+5V
A+3.3V
SYS+3.3V
BUP+3.3V
BUP +5V
AMP B+
AMP B–
FAN +12V
93
68
69
85 – 87
VOLUME
REMOTE CONTROL
RECEIVER
IC701
ROTARY
ENCODER
S701
S702 – 710, 712 – 725
D705
D706 – 713,
D717, 718
SIRCS
ENC VOL A
ENC VOL B
70 ENC JOGA
KEY3 – KEY1
(Page 50)
+12V
REGULATOR
IC912
M+7V
M+10V
+7V
REGULATOR
Q801
RECT
D961,
D963 – 965
RECT
D956,
D958 – 960
+10V
REGULATOR
Q800
+7.5V
REGULATOR
IC911
ENTER/YES
PUSH
LED DRIVE
Q704
ROTARY
ENCODER
S726
71 ENC JOGB
57 STBY LED
60 LED DATA
61 LED CLK
62 LED CS
64 LED-CLEAR
I/1
13
14
15
16
DATA
CLK
STB
CLR
18 – 23, 1 – 5, 7 – 11
P2
ı
P16
LED DRIVE
IC702
THP501
THP503
S901-1
VOLTAGE SELECTOR
220 – 240V 110 – 120V
S901-2
220 – 240V 110 – 120V
(Hong Kong, Korean)
(Tourist)
(Tourist)
(Hong Kong, Korean)
6-4. BLOCK DIAGRAM – DISPLAY/POWER Section –
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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