Sony MHC-V02 Manuale di servizio - Pagina 22
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2019/02/28 22:48:45 (GMT+09:00)
MHC-V02
6-4.
BLOCK DIAGRAM - PANEL, POWER SUPPLY Section -
DIN
CLK
VACUUM
STB
FLUORESCENT
VIN
DISPLAY
ND301
F+
VDD
MHC-V02
MCU
IC1001 (3/3)
AUDIO SOC
IC1002 (3/3)
24
FL_SOUT
23
FL_SCK
21
FL_LATCH
FL+12V
VFD5.2V
D3.3V
REMOTE CONTROL
RECEIVER
37
IR_SIRCS
IC301
S101 ~ S110, S112
(MY, E12)
10
AD_KEY2
S121 ~ S130, S132
(EXCEPT MY, E12)
S113 ~ S120
(MY, E12)
8
AD_KEY0
S133 ~ S140
(EXCEPT MY, E12)
S100
(MY, E12)
24
POWER_KEY
S141
(EXCEPT MY, E12)
LED CONTROL
D101
26
BT_LED
Q105
LED CONTROL
D401
25 SPEAKER_LED
Q301
BAT_CUT/AC_CUT
BATT_CHG/LATCH_ON
POWER CONTROL
BT3.3V
PROTECTION
Q1707
POWER CONTROL
PCONT_BT
33
PROTECTION
+1.8V REG.
Q1706
IC1704
POWER CONTROL
D1.8V
PROTECTION
5
VOUT VDD
1
Q1709
D3.3V
EXCEPT AEP, UK
+3.3V REG.
POWER CONTROL
IC1605
PROTECTION
Q1708
+3.3V
3
VOUT VDD
4
VFD12V
POWER CONTROL
PROTECTION
+5V REG.
Q1789
IC1701
POWER CONTROL
A5V
1
VO VCC
8
PROTECTION
Q1790
PCONT_MAIN
28
POWER CONTROL
PROTECTION
Q1787
POWER CONTROL
VFD5.2V
PROTECTION
Q1788
+1.5V REG.
IC1705
SOC1.5V
1
VO
PG_PROT
27
AC DETECT
19
SWITCH
Q1001
18
22
22
VOLTAGE REGULATOR
IC1700
PVIN1
28
VIN
29
PVIN2
12
PVIN3
13
POWER CONTROL
PGOOD
2
PROTECTION
Q1710
LX3
15
VCC
8
26
LX1
D5V
LX2
10
SMPS
+26V
VH
TO AMP SECTION
+12V REG.
IC1706
SW
VIN
2
3
SUB VH
(AC IN)
AC-DET
LATCH ON
SYS SET