Sony ZS-PS30CP Manuale di servizio - Pagina 20
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ZS-PS30CP
Ver. 1.1
ZS-PS30CP
5-2.
BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
LIQUID CRYSTAL
CD DSP,
DISPLAY DRIVER
SYSTEM CONTROLLER
IC806
IC801 (2/2)
SEG1 –
DATA
4
61 DATA
LCD401
SEG29
USB 3.3V CHK
LIQUID
WR
3
59 WR
CRYSTAL
CS
1
60 CS
COM0 –
DISPLAY
COM3
USB SW FLG
USB SW EN
USB 5V ON
S410 – 416
3 KEY1-I
(FRONT PANEL KEYS)
S402 – 409
4 KEY2-I
(FRONT AND TOP PANEL KEYS)
BATT-CHK-H
S801
CD LID
OPEN/CLOSE
DETECT
5 CD LLIMIT/LID IN
ACDC CHK
S701
SYSTEM +3.3V
(LIMIT)
S401
POWER
+3.3V
30 POWER KEY
+9V
47
USB +3.3V
VBUS +5V
62
58
41
TUNER +3.3V
6V CHK
7
+6.2V
MEMORY +1.5V
+1.5V
SYSTEM +1.5V
REGULATOR
IC804
RESET SIGNAL
RESET
18
GENERATOR
IC807
SYSTEM +3.3V
+3.3V
6
D808
D806
P CON
46
57
20
20
+3.3V
REGULATOR
Q905
VBUS
SWITCHING
SWITCH
REGULATOR
IC1002
IC902
+3.3V
REGULATOR
Q955
+6.2V
REGULATOR
IC901
+1.5V
REGULATOR
IC803
B+ SWITCH
Q804, 805
+3.3V
REGULATOR
IC802
D401
B+ SWITCH
Q951 – 953
OPR/BATT
RECT
D901 – 904
STBY
A
T901
POWER
TARANSFORMER
F901
J901
~ AC IN
(Except Argentina)
F902
DRY BATTERY
SIZE "C"
(IEC DESIGNATION R14)
6PCS. 9V