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-37PE30B/TH-42PE30B
PF-Board Block Diagram
TH-37PE30B/TH-42PE30B
PF-Board Block Diagram
TH-37PE30B / TH-42PE30B
73
Summary of Contents for TH-42PE30B
Page 5: ...1 Applicable signals 5 TH 37PE30B TH 42PE30B ...
Page 15: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 15 TH 37PE30B TH 42PE30B ...
Page 16: ...7 2 Lead of wiring 2 16 TH 37PE30B TH 42PE30B ...
Page 17: ...7 3 Lead of wiring 3 17 TH 37PE30B TH 42PE30B ...
Page 18: ...7 4 Lead of wiring 4 7 5 Lead of wiring 5 18 TH 37PE30B TH 42PE30B ...
Page 19: ...7 6 Lead of wiring 7 19 TH 37PE30B TH 42PE30B ...
Page 25: ...25 TH 37PE30B TH 42PE30B ...
Page 26: ...9 3 Option Description 26 TH 37PE30B TH 42PE30B ...
Page 27: ...27 TH 37PE30B TH 42PE30B ...
Page 30: ...10 4 IIC mode structure following items value is sample data 30 TH 37PE30B TH 42PE30B ...
Page 34: ...12 Alignment 12 1 Pedestal setting 34 TH 37PE30B TH 42PE30B ...
Page 35: ...12 2 PAL panel white balance 35 TH 37PE30B TH 42PE30B ...
Page 36: ...12 3 PC panel white balance 36 TH 37PE30B TH 42PE30B ...
Page 37: ...12 4 Sub brightness setting 12 5 ABL Level 37 TH 37PE30B TH 42PE30B ...
Page 71: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes TH 37PE30B TH 42PE30B 71 ...
Page 137: ...16 Parts Location 137 TH 37PE30B TH 42PE30B ...
Page 138: ...17 Packing Exploded Views 138 TH 37PE30B TH 42PE30B ...
Page 139: ...139 TH 37PE30B TH 42PE30B ...