15.3. PF-Board Block Diagram
+
L.F
L.F
-
+
+
+
OVP
Q
Vref
-
Soft
-
VOVP
Thermal
Vcc(start)
S
IF/B
+
R
GND
Q
comp
Detection
+
UVLO
Vcc
comp
Zero Current
Limit
F/B
Current
Limit
Z/C
drive
On Time Timer
+
R
On Dead Timer
D
Timer
comp
VUL
+
Stand-By
Peak
S
-
-
+
Restart
Latch-stop
Current
/Vcc(startup on)
UVLO
Vcc(startup off)
-
S
Startup
comp
Burst Peak
Startup
Shutdown
/Vcc(stop)
L.F
+
+
L.F
400V
DC187V
AC120V
R928
C971
R925
C974
LF904
1
2
3
4
CF902
CF901
R924
R901
L921
C924
R940
C921
D925
R934
C911
C970
RL901
S901
IC921
LF909
1
2
3
4
C910
C915
R975
C914
C926
F901
D920
R974
C922
C920
D922
R929
C925
C902
R904
C928
F902
K5D312BK0012
F900
R976
D970
C903
D926
R935
IC920
3
1
4
5
2
R927
R972
R973
LF911
1
2
3
4
C901
R971
C975
R970
D990
R990
R992
Q990
C990
C972
C973
D971
LF915
1
2
3
4
T920
2
S3
3
S4
5
S1A
7
S2A
8
S2B
10
V1
11
V2
12
NC
13
NC
14
P1
15
NC
16
PT
17
NC
18
P2
6
S1B
T3.15AL 250V
HOT
COLD
HOT
COLD
HOT
COLD
HOT
COLD
IC970
ERROR
VOLTAGE
DET
POWER CONTROL
4
PF2
FEED BACK
1
1
4
PF1
LIVE
LIVE
TO P9
NEUTRAL
NEUTRAL
LIVE
T8AH 250V
1
2
14V(UN REG)
3
21V(UN REG)
4
REF_2.5V
NEUTRAL
T8AH 250V
TO PA10
POWER ON/OFF CONTROL
STAND-BY 5V
9
PF10
1
7
2
5
AC CORD
GND
AC INLET
AC_ON/OFF
STB_5V
UNR_21V
UNR_21V
UNR_14V
HOT
COLD
PF Tuner Power Supply
HOT
COLD
HOT
COLD
#
$
3
2
1
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TH-37PA30E/TH-42PA30E
PF-Board Block Diagram
TH-37PA30E/TH-42PA30E
PF-Board Block Diagram
71
Summary of Contents for TH-37PA30E
Page 8: ...Remove the Rear Cover Remove the AV Connector Cover 8 ...
Page 9: ...Service position 9 ...
Page 22: ...7 3 Lead of wiring 3 22 ...
Page 23: ...7 4 Lead of wiring 4 23 ...
Page 29: ...9 3 Option Description 29 ...
Page 30: ...30 ...
Page 38: ...12 Alignment 12 1 Pedestal setting 12 2 PAL panel white balance 38 ...
Page 39: ...12 3 PC panel white balance 39 ...
Page 40: ...12 4 Sub brightness setting 40 ...
Page 49: ...17 Packing Exploded Views 49 ...
Page 50: ...50 ...
Page 51: ...18 Mechanical Replacement Parts List 51 ...
Page 55: ...19 2 Electrical Replacement Part List 55 ...
Page 124: ...21 Cover for printing with A4 124 ...
Page 179: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 69 ...
Page 180: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 69 ...
Page 303: ...1 Applicable signals 5 TH 37PA30E TH 42PA30E ...
Page 313: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 15 TH 37PA30E TH 42PA30E ...
Page 314: ...7 2 Lead of wiring 2 16 TH 37PA30E TH 42PA30E ...
Page 315: ...7 3 Lead of wiring 3 17 TH 37PA30E TH 42PA30E ...
Page 316: ...7 4 Lead of wiring 4 7 5 Lead of wiring 5 18 TH 37PA30E TH 42PA30E ...
Page 322: ...24 TH 37PA30E TH 42PA30E ...
Page 323: ...9 3 Option Description 25 TH 37PA30E TH 42PA30E ...
Page 324: ...26 TH 37PA30E TH 42PA30E ...
Page 327: ...10 4 IIC mode structure following items value is sample data 29 TH 37PA30E TH 42PA30E ...
Page 331: ...12 Alignment 12 1 Pedestal setting 33 TH 37PA30E TH 42PA30E ...
Page 332: ...12 2 PAL panel white balance 34 TH 37PA30E TH 42PA30E ...
Page 333: ...12 3 PC panel white balance 35 TH 37PA30E TH 42PA30E ...
Page 334: ...12 4 Sub brightness setting 36 TH 37PA30E TH 42PA30E ...