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SA-VK870EE
18.8. Power
SYS6V
Q2700
POWER
VREF
SUPPLY
Q2702
POWER
DVREF
SUPPLY
CN2
CN2805
CD+7.5V
CD+7.5V
1
CN2701
CN5802
PCONT
FROM/TO
10
SYSTEM CONTROL
CN2701
CN5802
SYNC
1
FP8101
CN2801
M+9V
48,46
15,13
M+9V
TN2802
VCC
9
SW+5V
DVD PCONT
FROM/TO
SYSTEM CONTROL
DC DET
+9V
+7V
D+5V
D+5V
IC8111
C0CBCBD00018
+3.3V DC-DC
CONVERTER
FP8101
D+3.3V
1
VO
VIN 8
13, 23, 25, 27
CONT
5
QR8111
POWER CONTROL
FP8101
ADAC5V
11
IC8151
C0DBEHG00006
+1.2V REGULATOR
FP8101
D+2.5V
NSW1.2V
4
OUT
VCC 2
32, 34
DVD+5V
TO
CN2701
CN5802
DCDET
SYSTEM CONTROL
4
+ 18V
-7V
+ 30V SENSE
- 30V SENSE
FROM
CN2701
CN5802
AMBP
SYSTEM CONTROL
11
D2700
Q2701
POWER
CONTROL
Q4008
D2001
D2000
CD+7.5V
POWER SUPPLY
Q2810
SW+5V
REGULATOR
Q4001
DC DETECT
QR4004
DC DETECT
Q4007
+9V
REGULATOR
Q4004
+7V
REGULATOR
Q4003
CN2801
D+5V
38, 28, 26, 24
POWER
CONTROL
CN2801
ADAC5V
40
Q4000
CN2801
D+2.7V REGULATOR
19, 17
CN2701
CN5802
SYS6V
2
Q5100
M+9V
REGULATOR
IC4001
C0DAAYY00042
SWITCHING
REGULATOR
2
OUT
VCC 1
IC4000
C0DAAMH00012
SWITCHING
REGULATOR
2
OUT
VCC 1
Q5860,Q5861,Q5862
TRANSFORMER
TEMP. DETECT
QR5801
DC DETECT
QR5802
DC DETECT
CN2701
CN5802
DC18V
8, 9
Q4002
-7V
CN2701
CN5802
- 13V
REGULATOR
5
CN5500
H5801
+ 30V SENSE
7, 8
CN5500
H5801
- 30V SENSE
3, 4
IC5801
C0DABFC00002
SHUNT
REGULATOR
Q5802, D5806
FEED BACK CIRCUIT
Q5803
SWITCHING
100
T5751
BACKUP
IC5799
TRANSFORMER
MIP4110MSSCF
SWITCHING
REGULATOR
D5896
7
3
5
D
3 CL
2
D5798
6
4
VCC
IC5899
C0DAEMZ00001
SHUNT
PC5799
REGULATOR
2
FB
FEED BACK
3
1
2
PC5701
QR5810
FEED BACK
PC5702
Q5898
SYNC
SWITCH
TH5860
T5701
MAIN
TRANSFORMER
D5805
15
D5701
4
TH5701
5
D5803
IC5701
Q5721
17
C5HACYY00003
SWITCHING
SWITCHING
Q5720,
REGULATOR
D5804
Q5722
18
CURRENT
2
LIMITING
D5802
4
VCC
SWITCH
14
7
D5801
11
8
1
D
PC5720
FEED BACK
6
FB
P5701
AC INLET
L5703
L5702
L5701
DZ5701
F1
SA-VK870EE POWER BLOCK DIAGRAM
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