Panasonic PT-60LCX64-K Service Manual page 145

VIDEO SIGNAL PATH II BLOCK DIAGRAM (2/2)
IC5306 (FPGA1)
82-84,86-89,93
D/D CONVERTER
109-116 (76MHz ---> 76MHz)
94-101
CLOCK(76MHz)
80
108 V-SYNC
102 H-SYNC
CLOCK(76MHz)
185
14,37,67,76,90, 13,26,38,53,66,78,
119,128,142, 91,105,118,130,143,
172,186,195 156,171,184,196, 208
VCC
VCC
11 15 16 17 123 122 120 150-152,160-164 138-141,145-148 125-127,129,133-136
WF40 WF41 WF42
IC5305
WF45
+1.8V
3 1 +3.3V
REG.
WF44
WF43
IC5302 (SCALER)
WF76
147-154
WF77
157-164
WF78
166-173
175 A/D H-SYNC
178 A/D CLOCK
176 V-SYNC
WF79
WF81
WF80
WF94
R DATA (8BIT)
56-58,61-64,68
MULTI WINDOW
WF95
G DATA (8BIT)
PICTURE IN PICTURE OSD
41-43,46-49,55
SPLIT SCREEN MIX
WF96
SEARCH B DATA (8BIT)
29-31,33-36,40
V-SYNC
V-SYNC 204
H-SYNC
H-SYNC 205
182 192-194,198-202 178-181,187-189,191 166-169,173-176 203 6 7 8 9 10
WF91 WF92 WF93
OSD BLANKING
OSD DATA 0
OSD DATA 1
OSD DATA 2
OSD DATA 3
WF86
WF88 WF89 WF90
110-112,115-119 122-124,127-131 134,135,138-143 106 81 92 102 101
720P
1,10,24,36,46,54,68,76,
CONVERTER
78,93,100,105,114,126,
137,145,180,201
VCC +3.3V
IC5304
17,42,61,83,86,108,
156,174,207 +2.5V
VCC 1 8
REG.
IC5303 (64M MEMORY)
WF87
3-8,11-15,18-22,25-30,
32-35,37,39-41,43,44
1,3,9,15,29,35,41,
43,49,55,75,81
MAIN VIDEO SIGNAL
IC5604 (FPGA2)
OSD R MIX
100-104,112-114 D/D 63-69,75
CONVERTER
115-118,121-124 OSD G MIX 48-50,56-60
(76MH
Z
76MH )
Z
125,126,131-134,137,138 OSD B MIX 38-44,47
V-SYNC 77
H-SYNC 76
76MHz CLOCK
97 V-SYNC
52
98 H-SYNC
76MHz CLOCK
129
17,36,53,72,98,
106,128,144
VCC VCC
139 141 141 142 3 4-8,10-12 13-15,18,20-23 24,26-32
+3.3V
+1.8V
19,46,51,61,
88,120,130,135
REFERENCE VOLTAGE GENERATE CIRCUIT FOR A/D CONVERTER
+5V
FROM
SYSTEM CONTROL
BLOCK DIAGRAM
Q5602
+3.3V
64M
MEMORY
VCC +3.3V
145
SUB VIDEO SIGNAL VIDEO SIGNAL(MAIN/SUB) CARD Y/PB/PR SIGNAL
IC5311 (LVDS TRANSMITTER)
WF97
2-4,6,7,54-56
WF98
8,10-12,14-16,18
TTL PARALLEL
WF99
TO LVDS SERIAL
19,20,22-25,27,28
CONVERTER
51
52
WF100 WF101
WF102
PLL
31
9,26,34,44
VCC
IC5312
+3.3V
4
REG.
IC5310 (OR GATE)
VCC 14 +3.3V IC5309
13 4
11
12
+5V
V-REF(H):2.7V
IC5605 (OP AMP)
6
7 2 V-REF(L):2.3V
5 3
1
Q5607
Q5601
+5V 8 VCC
IC5601 (A/D CONVERTER)
Q5612
A/D
2-9 17 B
CONVERTER
14
10
13
+5V 19 VCC
+3.3V 20 VCC
IC5602 (A/D CONVERTER)
Q5613
A/D
2-9 17 B
CONVERTER
14
10
13
+5V 19 VCC
+3.3V 20 VCC
IC5603 (A/D CONVERTER)
Q5614
A/D
B
2-9 17
CONVERTER
14
10
13
+5V 19 VCC
+3.3V 20 VCC
IC5607 (INVERTER)
12 13 2 1
6 5 4 3
11 10
9 8
+3.3V VCC
14
VIDEO SIGNAL PATH II BLOCK DIAGRAM (2/2)
PT-43LCX64/PT-50LCX64/PT-60LCX64
PT-60LCX64-K
P5302-14 LVDS DATA A(+)
47
P5302-15 LVDS DATA A(-)
48
LVDS DATA B(+)
45 P5302-11
LVDS DATA B(-)
46 P5302-12
TO VIDEO III
LVDS DATA C(+)
41 P5302-8
SIGNAL PATH
LVDS DATA C(-)
42 P5302-9 BLOCK DIAGRAM
LVDS DATA D(+)
37 P5302-2
LVDS DATA D(-)
38 P5302-3
39 P5302-5 LVDS CLOCK(+)
40 P5302-6 LVDS CLOCK(-)
5 +5V
X5301
76MHz
SPECTRUM
1
OSC
SPLITTER
VCC
5 2
TP5309 +3.3V
IC5606 (BUFFER)
4 2
VCC 5 +5V
Q5609 Q5604
CLAMP B P5601-5 OSD-R
Q5610 Q5605
CLAMP B P5601-7 OSD-G
FROM/TO VIDEO I
SIGNAL PATH
BLOCK DIAGRAM
Q5611 Q5606
CLAMP B P5601-9 OSD-B
P5601-1 OSD-YS
P5601-3 OSD-YM
P5601-11 OSD-H
P5601-13 OSD-V