P-Board (2 Of 2) Block Diagram - Panasonic TH-65PX600U Service Manual

TH-65PX600U

15.4. P-Board (2 of 2) Block Diagram

RF1701 3A
TO P52 P51
K1701
F1701
L1702
L1701
AC_L 3
L.F L.F
F1702
AC_N 1
D1701
7 8
RELAY RELAY
MAIN RUSH
GND TIMING
4 5
TO P54 P53
VSUS_VCC 1
RECTIFIER
D501
(STB)
AC+
AC-
D503
PG-
STB
D502
Q501
Q502
DISCHARGE F501
R509 R510
R511 R512
R514 R515
Drain
1 Source
Control
3 4 5 6
MC601
POWER CONTROL
MODULE
<Exchange board only>
TH-65PX600U
P-Board (2 of 2) Block Diagram
RECTIFIER
D1703
K1702
D1711
AC+
D1705
R1761
L1703
C1715
AC-
R1704 R1731
R1732
R1705
R1727
Q1701 Q1702
R1706
R1733
D1702 G G
S S
R1728
R1708
D D R1750
R1729 R1751
Q1707
Q1708
10 3 7 1
VCC VIN OCL +S
(18V) (VDET) (IDET)
Q1703 OVP 4
11 GATE
Q1704
MC1703
6 GND
PFC MODULE
<Exchange board only> ON/OFF
9
6
VCC_OUT
MC502 PGC_ON/OFF 3
PFC_15V 14
RELAY/
Fsw_Low 13
PFC CONTROL MODULE
<Exchange board only> 15V_ON/OFF 12
BIAS_ON/OFF 2
VCC-IN
1
Q1706
HOT COLD
T501
+18V +5V
L502
B1 S2B
D508 D551
B2 S2A
D504 L504
B5 S1A
S1B
B6
P2
P1
B3
D511
5
IC501
IPD
B4
4
7 2 16 20 17 19
AC DET
18
F301
D402
D T301
Q301
P1 S1
R1740 R528 Q303
S Vda+72V
G
D403
R1741 R529
Q302 D
Q304 11 10
R1742 R530 S
G
D404
L402
D401
R581
P2
D405
S2
D355
S3
D351
+15V
S4A
S4B
D352
S5
VR351
15V
13 11 12 1 2 6 9 25 22
ON/OFF Fsw-ON BIAS GH SH GL I+ VCC V+
MC301
Vda/STB POWER CONTROL MODULE
<Exchange board only>
PC506
PFC ON/OFF
HOT COLD
PC505 Q553
BAIS ON/OFF
6 7 20 18
11
GND
12
AC_DET
P POWER SUPPLY 2/2
84
Vda CONTROL MODULE
MC401
<Exchange board only>
Q02
Q405 Q406
Q05
Q01
Q04 IC01
Q06
Q03
PG SG
9 5 3 2 1 8 7 6
ZD401
L401
Q404
15V_ON
Q351
STB_ON/OFF
Q551
5V_ON
Q552
PC507
Vda ON/OFF
Q353
D554 D555
F STB+15V
ON/OFF
Q352
Q354
D556
ZD351
ZD353
(+15V)
(+15V)
22 25 13 16 1 21 19 17 14 5 10 4 8 3
MC701
POWER MCU MODULE
<exchange board only>
TH-65PX600U
P-Board (2 of 2) Block Diagram
VR401
Vda
P23 TO SC23
1 +15V
2 +15V
P5 TO PA5
+15V
1
+15V
2
+15V
4
+15V
6
7 +15V
8 +15V
P12 TO SS12
1
Vda+75V
2 Vda+75V
4 P+15V
8 SW_MAIN
10 STB PS
P25 TO D25
D358
1 P+15V
2 P+15V
7 P+5V
9 P+5V
10 STB+5V
13 F_STB_ON
16 PS_SOS
17 PANEL_ON
ALL_OFF
18
20 Vda_Low
TO PA10
P10
1 F STB+15V
2 F STB+15V
3 F STB+15V
P55 TO P56
6 5Vc_OUT
2 PFC_ON
7 HV(SUS)_ON
8 Vs_STOP
1 Vs_OUT
5 STB_IN
15 26 2 24 9