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13.3. Power (F, P1, P3, P4, P5, P6, P7, P8 and P9 Board) Block Diagram
AC IN
AC INLET
F1
F901
F900
LINE
FILTER
F
P9
1
5 F9
3
RL400
1
T402
D440
D439
+
1
IC403
Q417
AVR
5
Q418
Q421
MAIN POWER SWITCH ON/OFF
ON/OFF From MICRO
SOS IN
P16
D601
D604
1
Q636
IC635
6 FB
Q601
D606
Q635
8 VSUS
IC601
IC602
P15
3
14
6
L
4
4
H
6
2
OSC.
IC600
H
8
8
11
6
2
L
10
4
P3
13
RL401
D402
POWER FACTOR CONTROL
FULL
WAVE
RECTIFIER
L401
D407
D
G
Q419
Q404
Q400
S
Q405
G
D
2
3
IC400
STOP
P19 8
4
5
7
11
1
OCP
D431
7
4
IC735
IC737
+
IC736
PFC
Q730
3
5
230V
PROTECT
110V
P6
P19 9
STB 5V
D430
DRIVE VOLTAGE PROTECTOR
Q750
Q751
COMPARATO
10
4
P21
VSUS 15V
VBK
G
D
Q408
Q414
L411
D487
Q409
T400
Q402
S
Q412
2
5
T404
D
Q410
3
6
WAVE
D
RECTIFIER
Q403
Q413
9
12
T405
S
Q411
10
13
T401
Q406
Q415
Vcc
Q407
D
G
STOP
DC400V
230V_Model
110V_Model
L402
D432
D
G
Q425
Q423
Q401
Q416
S
D443
Q424
G
D
P42
3
1
P41
Start
DC400V
Vscan
3
12
F15V
11
7
6
5
OSC.
Vad
10
IC921
STOP
T921
Q932
Q926
5
1
P18
Q933
Q927
Q650
IC931
IC934
Q651
IC932
PROTECT
8
P4
IC650
6
6
5
P43
OSC.
P5
73
PROCESS VOLTAGE PROTECTOR
P7
P8
Q775
IC750
IC775
VCC
IC751
Q776
COMPARATO
3
6
7
1
7
4
3
2
1
6
P22
VSET
-15Vs
5V
VDA
15Vs 13.5V
SOS
L434
FULL
+
VBK
IC410
R513
IC406
R528
VDA75V
D444
15V
IC412
1
2
AVR
+
D441
+15V
+
For Audio
-15V
+
D442
13.5V
+
5V
IC407
1
2
AVR
12V
P10-P13
IC411
1
AVR
2
1 To
FAN
4
Q429
P9_1
P29
P29
5
1
25v
3.65v
IC981
6
2
1
25v
3.65v
5
IC981
2
6
P30
P30
P9_2
4
P26 To C72
2 VDA
5 15V
P27
1 VDA
5 15V
P1 To SS1
2 VSUS
3
4
9 VDA
10 15V
1 VSET
P2
To SC1
6 15V
2 VSUS
3
4
5 VBK
P6
To DG6
1 +15V
3 -15V
7 5V
4 MUTE
P17 To DG17
5 5V
8 3.65V
9 3.65V
1 13.5V
3
FAN
P5 To D5
1 13.5V
5 5V
9 3.65V
8
11 3.65V
12
P7 To D7
7 SOS
2 ON/OFF
4 STB5V
P8 To SS8
1
2
MAIN
SWITCH
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