14.3. P-Board Block Diagram
+
+
19
1
17
15Vc
7
GND
VFB
OVP
16
OUT
6
16
IC101
15V_OUT
P23
VR251
2
L102
K101
PANEL_ON
F_STB_15V
P10
3
F_STB_ON
14
1
10
MC701
ALL_OFF
TO PA5
VSUS
1
12
15V_IN
BIAS_ON
AC IN
Q103
Q104
4
VSUS
12
9
6
15Vd
14
L=OK
2
VDA
15
T301
VDA
11
H=SOS
2
13
P5
P12
15V_ON
15Vd
13
SW_MAIN
15Vd
1
13
TO SC23
TO SS12
15Vs
8
8
VSUS-OUT
1
17
B1
4
SUS_OUT
9
8
1
STB_IN
2
P25
10
GND
5
B4
NEUTRAL
+5VC
7
AC_DET
+5VC
TO D25
AC-
TO SC2
7
AC-
VSUS
DC(+)
15Vc
P2
DC(-)
MC101
LIVE
7
2
STB5V
3
RECTIFIER&PFC
10
1
P9
1
4
2
MC601
P11
TO PA10
16
3
24
3
6
PS_SOS
4
1
8
GND
18
TO SS11
F15V_ON
RF101 3A
18
COLD
HOT
COLD
HOT
STB_OUT
P
ANEL_ON
ALL_OFF
F_STB_ON
PS_SOS
POWER MCU MODULE
P
POWER SUPPLY
MAIN ON/OFF
R
USH ON/OFF
POWER FACTOR
POWER CONTROL
Vsus
POWER SUPPLY
P1
P2
S1
S2
D402
F101
F102
50/60Hz
100-120V
L101
AC-
AC+
D501
PG-
STB
RECTIFIER
(STB)
B2
L502
D508
1
4
BIAS
GND
MC502
RELAY/
PFC CONTROL
MODULE
13
15V-ON/OFF
12
VCC-IN
8
7
6
15
14
RELAY
RUSH
MAIN
RELAY
(VCC-OUT)
BIAS-PFC
PFC-15V
PFC-SUS
3
ON/OFF
PFC
11
ON/OFF
SUS
2
ON/OFF
BIAS
5
10
14
MC301
Vda/STB POWER CONTROL MODULE
11
Fsw-ON
13
ON/OFF
2
1
6
9
GH
SH
GL
I+
BIAS
12
PC503
BIAS_ON/OFF
4
10
16
3
5
VDET
IDET
VCC
8
CORRECTOR
7
BIAS_G
VIN-
6
ON/OFF 12
9
VC
A
K
D1
D2
L103
D104
D3
G3
S3
G2
S2
G1
S1
PFC
PG
F201
MC202
P1
P2
I+
9
1
GH
2
SH
6
GL
PG
SL
5
10
14
12
13
BIAS
ON/OFF
PC505
R253
R254
R255
22
V+
Vsus
MC201
POWER SUPPLY
23
24
25
STOP
VCC
S2
S1
D251
D255
D253
D254
OV
VDD
20
PFC_ON
25
Vda_ON
(VDD)
15
Vda_LO
W
26
SUS_ON
2
SUS_ST
OP
1
STB_ON
5VC_ON
19
Vda_OUT
22
SW_MAIN
5
5VC_OUT
17
18
AC DET
Vo_WP
Vo_S+
20
6
D511
GND
VBias
GND_S-
GND_OVP
PG_STB
P2
P1
BIAS GND
T501
S1A
S1B
S2A
S2B
D551
22
23
OV
V+
VCC
25
VR351
Vda
D352
S5
S4B
B3
S4A
D355
Q353
Q354
F15V_ON
Q352
Q351
15V_ON
15Vc
Q551
D554
STB-
ON/OFF
D555
F_STB_15V
F_STB_15V
D556
10
STB_PS
MAIN
SW
PFC_ON/OFF
PC506
1
Q403
Q402
Q401
Vda_ON
S6
D403
Q404
Q405
SW
SW
Q406
L401
VR401
Vda
ZD408
ZD405
ZD406
Vda DET
IC401
ZD407
Q553
ZD353
4
15Vc
15Vc
15Vs
15Vs
R258
R259
R260
R261
20
Vda_Low(Vda_DET)
P06
P14
P03
AD1
P12
P30
P05
P02
P04
AD2
P11
AD4
P20
P10
P13
AD5
P01
P21
P22
P31
POWER MCU
R307
R306
R305
Q302
BIAS
Q301
Vsus 180V
K102
3
2
Q106
SW
2
3
4
F301
IC
2
1
3
D
G
S
G
S
D
4
6
5
B3
5V_ON
Q552
P07
AD0
21
STB_ON
9
<exchange board only>
<Exchange board only>
ZD351
R305
D502
3
AC_N
CONTROL
Q502
D503
4
4
D506
D505
IC501
F501
Q501
MODULE
5
5
7
AC_L
DISCHG
PG
<Exchange board only>
<Exchange board only>
D252
P00
<Exchange board only>
<Exchange board only>
<Exchange board only>
TH-50PX60U
P-Board Block Diagram
TH-50PX60U
P-Board Block Diagram
TH-50PX60U
73
Summary of Contents for TH-50PX60U
Page 17: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 17 TH 50PX60U ...
Page 18: ...7 2 Lead of Wiring 2 18 TH 50PX60U ...
Page 19: ...7 3 Lead of Wiring 3 19 TH 50PX60U ...
Page 20: ...7 4 Lead of Wiring 4 20 TH 50PX60U ...
Page 21: ...7 5 Lead of Wiring 5 21 TH 50PX60U ...
Page 22: ...7 6 Lead of Wiring 6 22 TH 50PX60U ...
Page 27: ...8 4 No Picture 27 TH 50PX60U ...
Page 34: ...10 4 Adjustment Volume Location 10 5 Test Point Location 34 TH 50PX60U ...
Page 36: ...36 TH 50PX60U ...
Page 40: ...40 TH 50PX60U ...
Page 70: ...TH 50PX60U 70 ...
Page 71: ...14 Block and Schematic Diagram 14 1 Schematic Diagram Note TH 50PX60U 71 ...
Page 139: ...15 Parts Location Mechanical Replacement Parts List 15 1 Parts Location 139 TH 50PX60U ...
Page 140: ...15 2 Packing Exploded Views 140 TH 50PX60U ...
Page 142: ...16 Electrical Replacement Parts List 16 1 Replacement Parts List Notes 142 TH 50PX60U ...