15.3. P-Board Block Diagram
+
+
+
+
+
+
+
+
+
+
+
+
+
+
TP2
TP5
TP6
TP8
TP3
TP1
TP7
TP9
TP4
17
Vda_DET
VSUS
20
10
P25
STBY+5V
F_STBY_ON
D25
SC2
13
VSUS
PANEL MAIN ON
P2
SOS4_PS
16
1
17
18
P11
15
ECO_ON
1
SS11
COLD
HOT
P
POWER SUPPLY
POWER CONTROL
K601
F201
P1
18
7
ALL_OFF
14
STBY5V_SW
3
A
C_N
4
5
<Exchange board only>
3
2
Vsus ON/OFF
Vda DET
POWER MCU
30
27
PO
W_ON\OFF
<Exchange board only>
32
VDD
15
+15V ON/OFF
11
SUS OUT(DET)
19
20
13
STB+5V ON/OFF
18
P+5V ON/OFF
P
ANEL ON
19
+5V DET
4
10
2
12
MAIN SW1
BIAS1 ON/OFF
7
F_STB ON/OFF
3
Vda OUT(DET)
SOS4_PS
ALL_OFF
Vsus ST
OP
5
1
+15V OUT
9
STB_OUT(DET)
RL
Y_MAIN_ON
23
22
RL
Y_R
USH_ON
AC_DET
21
<Exchange board only>
PFC
T201
GATE_H
SOURCE_H
A
C_L
D601
D602
K602
RF601
HOT
MAIN
RELAY
RUSH
RELAY
K603
D603
D604
AC
AC
DC(+)
DC(-)
L603
K
A
D3
D2
D1
S3
G3 S2 G2 S1
G1
15
14
12
9
6
D606
C614
C613
C612
2
10
1
11
GATE
VCC
S+
GND
OUT1
VCC
FB(S+)
C_GND
CAI
PFL_ON
V_DET
7
6
4
3
OCL
G_OCL
4
11
13
8
10
5
7
ZD601
Q602
Q603
FET DRIVE
PFC
AC_ON
4
1
GH_IN
10
9
7
8
GATE_L
SOURCE_L
GL_IN
VDD_L
PC(E)
12
Vsus POWER CONTROL
<Exchange board only>
ON/OFF
13
8
BIAS
14
10
SG
6
GL
1
GH
5
2
SH
SL(PG)
9
I+
7
Vsus POWER CONTROL
P2
AC+
AC-
S1
S2
D251
Vsus 210V
S2
G2
D2
G1
D1
HOT
Vsus
POWER SUPPLY
S1
C256
C257
C258
VR251
VSUS
Vsus ON/OFF
COLD
HOT
Vsus ON/OFF
Vsus CONTROL
PFC CONTROL
<Exchange board only>
1
2
GND
GND
CONTROL
16
GND
STB+5V
COLD
HOT
AC DET
4
Control
5
Source
Drain
C503
ZD502
ZD501
P506
P507
P508
P509
P511
P510
IPD
PANEL POWER PART SOS DET
Vsus(+185V)OVER VOLTAGE
Vad(+75V)OVER VOLTAGE
LED BLINKING:4 TIMES
14
F_STB+15V ON/OFF
D702
IP701
Q701
Q702
RLY_RUSH_ON
RLY_MAIN_ON
Q552
POWER
ON/OFF
+15V ON/OFF
28
MUL
TI_ON
8
+5VC ON/OFF
16
Vda_ON
29
8
15V IN
FV(F
.STB+15V)OUT
6
ECO_ON
31
5
1
4
8
6
ON/OFF CONTROL
ON/OFF
CONTROL
VCC
ON/OFF
F STB+15V
5
1
2
ON/OFF
+5Vc
F STB+15V
Vda ON/OFF
13
14
VIN
REM
POWER
CONTROL
OUTPUT
CONTROL
9
Vda+75V
ON/OFF
FB
4
Vda CONTROL
<Exchange board only>
D402
L401
R405
Vda+75V
CONTROL
Q401
ZD401
(+3.3V)
1
P10
3
F_STBY
2
F_STBY
F_STBY
1
7
9
+15VC
2
+15VC
+5VC
+5VC
L451
ON/OFF
P+15V
P+15V
D501
AC+
AC-
F501
7
6
SUS ON
MULTI ON
3
ON/OFF
CONTROL
BIAS
OUT
9
8
1
1
BIAS
IN
BIAS/PFC ON/OFF
CONTROL
PFC_SUS
PFC_MULTI
Vda/STB
POWER CONTROL
GH
SH
GL
1
6
2
9
I+
13
ON/OFF
12
BIAS
8
PC(E)
7
VDD
COLD
HOT
MULTI ON/OFF
ON/OFF
P+15V
1
P5
H5
4
8
1
2
SS12
10
P12
MAIN_SW_2
MAIN_SW_1
Vda/STB
<Exchange
POWER CONTROL
AC-
AC+
T301
D401
S3
RECTIFIER
P2
S1
S6
P1
D351
D352
D353
S4A
S4B
S5
Q302
Vda OUT
Q301
Vda OUT
D
G
S
F301
S
D
G
Vda+75V
COLD
HOT
C403
C406
C307
C308
+15V
Vda+75V
Vda+75V
P+15Vd
2
P+15Vs
4
6
7
8
P+15Vc
P+15Vc
P+15Vc
P+15Vs
P+15Vs
L402
POWER CONTROL
Vda
VR401
ERROR
DET
Q402,
Q403
1
3
P9
L602
F601
F602
L601
L.F
L.F
AC IN
board only>
<Exchange board only>
D553
BIAS
B4
B2
B3
D506
B5
S2B
B6
C551
STB+5V
D505
D551
S2A
P2
6
S1B
T501
C507
P1
B1
S1A
BIAS ON/OFF
1
2
3
STB+5V
MC603
MC601
MC502
PC501
PC502
BIAS ON/OFF
IC551
IC501
MC501
MC701
MC351
IC351
Q351
Q551
Q352
Q704
PC301
PC302
MC203
MC202
PC201
IC251
PC202
MC401
PC401
IC451
MC201
IC401
MC301
H10
+5V
+15V
F STB
<Exchange board only>
<Exchange board only>
<Exchange board only>
TH-42PZ77U
P-Board Block Diagram
TH-42PZ77U
P-Board Block Diagram
TH-42PZ77U
67
Summary of Contents for Viera TH-42PZ77U
Page 4: ...1 Applicable signals 4 TH 42PZ77U ...
Page 19: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 19 TH 42PZ77U ...
Page 20: ...8 2 Lead of Wiring 2 20 TH 42PZ77U ...
Page 21: ...8 3 Lead of Wiring 3 21 TH 42PZ77U ...
Page 22: ...8 4 Lead of Wiring 4 22 TH 42PZ77U ...
Page 23: ...8 5 Lead of Wiring 5 23 TH 42PZ77U ...
Page 24: ...8 6 Lead of Wiring 6 24 TH 42PZ77U ...
Page 28: ...9 4 No Picture 28 TH 42PZ77U ...
Page 35: ...11 4 Adjustment Volume Location 11 5 Test Point Location 35 TH 42PZ77U ...
Page 37: ...37 TH 42PZ77U ...
Page 65: ...15 1 Schematic Diagram Note 15 Schematic and Block Diagram TH 42PZ77U 65 ...
Page 134: ...TH 42PZ77U 134 ...
Page 135: ...16 Exploded Views Replacement Parts List 16 1 Exploded Views 135 TH 42PZ77U ...
Page 136: ...16 2 Packing Exploded Views Accessories 136 TH 42PZ77U ...
Page 137: ...16 3 Packing Explode Views Stand 137 TH 42PZ77U ...
Page 138: ...16 4 Replacement Parts List Notes 138 TH 42PZ77U ...