Panasonic PT52LCX66 Service Manual - Page 55

Video Signal Path I Block Diagram 2/2

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VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2) IC5001 (DIGITAL VIDEO SIGNAL PROCESS) PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16 VIDEO SIGNAL IC5011 (CLOCK GENERATOR) +3.3V 2 VCC 14 VCC PLL 1 X5000 27MHz OSC 4 5 VCO PLL 8 +3.3V 12 13 PLL 7 PLL 6 RGB DATA (24BIT) IC5012 1 SPECTRUM SPLITTER 4 2 5 +3.3V TP5008 HDMI Y DATA (10BIT) HDMI UV DATA (10BIT) G2,G3,H1,H2,J1-J3,K1-K4, L1-L3,M1-M4,N3,N4,P1-P4 MAIN SIGNAL PATH N1 V-SYNC N2 H-SYNC G1 CLOCK H3 CLOCK FOR MAIN SIGNAL A24 CLOCK(95MHz) AA1 CLOCK(108MHz) E1 CLOCK(74,25MHz) HDMI SIGNAL PATH V1,V2,W1-W4, Y1-Y4 R1,R2,T1,T2, U1-U4,V3,V4 B23 V-SYNC AA2 H-SYNC FOR HDMI SIGNAL R3 HDMI CLOCK D7 HDMI WRITE PROTECT MODE FREQUENCY (480i)/ 480p 27MHz 720p/ 1080i 74.25MHz IP CONVERTER PICTURE CONTROL MULTI WINDOW PICTURE IN PICTURE SPLIT SCREEN SEARCH SCALER(720p CONVERTER) OSD MIX R DATA (8BIT) G DATA (8BIT) B DATA (8BIT) L23,L24,M24-M26, N25,N26,P26 H23-H25,J25,J26, K24-K26 E24,E25,F24-F26, G24,G25 H-SYNC D25 V-SYNC D26 CLOCK(75.26MHz) E26 DTV Y DATA (8BIT) DTV UV DATA (8BIT) DIGITAL TUNER/SD CARD/OSD SIGNAL PATH A15-A17,B15, B16,C14-C16 A18,A19,B17-B19, C17-C19 A20 V-SYNC B20 H-SYNC C20 CLOCK FOR DTV/SD CARD/OSD SIGNAL A13 OSD V-SYNC B14 OSD H-SYNC OSD-CLOCK C9 OSD H-SYNC A8 OSD-YM A9 OSD-YS B9 OSD-CLOCK A14 A3,A4,B3,B4,C4 A5,A6,B5,B6,C5,C6 A7,B7,B8,C7,C8 +1.2V +2.6V +3.3V +2.5V +2.5V L5006 L5005 L5007 L5004 IC5004 1 +1.2V REG. R5090 2 VDD VCC AVD AVD D13,D14,ETC AC8,AC9,ETC B12,C11 A10,A12,ETC AA3 VDDI IC5010 1 +1.2V REG. 5 D3 VCC AC12,AC17,AD8-AD13,AD16-AD18,AD21,AE8,AE10, AE11,AE15,AE17,AE18,AE20,AF8-AF13,AF15-AF21 GC4PRO R DATA (8BIT) G DATA (8BIT) B DATA (8BIT) H-SYNC V-SYNC IC5700 (LVDS TRANSMITTER) 2-4,6,7,54-56 47 48 8,10-12,14-16,18 TTL PARALLEL TO LVDS SERIAL 45 46 19,20,22-25,27,28 CONVERTER 41 42 37 52 38 51 39 40 31 PLL VCC 9,26,34,44 IC5701 4 +3.3V REG. 5 +5V CN5700-14 CN5700-15 CN5700-11 CN5700-12 CN5700-8 CN5700-9 CN5700-2 CN5700-3 CN5700-5 CN5700-6 LVDS DATA A(+) LVDS DATA A(-) LVDS DATA B(+) LVDS DATA B(-) LVDS DATA C(+) LVDS DATA C(-) LVDS DATA D(+) LVDS DATA D(-) LVDS CLOCK(+) LVDS CLOCK(-) TO VIDEO II SIGNAL PATH BLOCK DIAGRAM (CN2502) OSD-CLOCK OSD H-SYNC OSD H-SYNC OSD V-SYNC OSD-YM OSD-YS OSD-CLOCK FROM/TO SYSTEM CONTROL BLOCK DIAGRAM OSD-R DATA (0-4) OSD-G DATA (0-5) OSD-B DATA (0-4) IC5002 (64M SDRAM) DATA BUS(32BIT) 64M MEMORY D7,D8,E4,ETC VCC IC5003 4 +2.6V REG. 2 +3.3V VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2) PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16 55

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PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16
VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2)
27MHz
OSC
VCC
SPECTRUM
SPLITTER
VCC
X5000
CN5700-14
R DATA (8BIT)
RGB DATA (24BIT)
DATA BUS(32BIT)
<FOR IP COVERTER, MULTI WINDOW,
3D Y/C SEPARATION, ETC>
DTV Y DATA (8BIT)
DTV UV DATA (8BIT)
HDMI Y DATA (10BIT)
TP5008
HDMI UV DATA (10BIT)
G DATA (8BIT)
B DATA (8BIT)
R DATA (8BIT)
G DATA (8BIT)
B DATA (8BIT)
V-SYNC
OSD V-SYNC
OSD-YM
OSD-YS
OSD-CLOCK
OSD-R DATA (0-4)
FROM/TO
SYSTEM CONTROL
BLOCK DIAGRAM
OSD-G DATA (0-5)
OSD-B DATA (0-4)
H-SYNC
OSD H-SYNC
OSD-YM
OSD-YS
OSD-CLOCK
IC5700
(LVDS TRANSMITTER)
IC5002
(64M SDRAM)
47
CN5700-15
48
CN5700-11
45
CN5700-12
46
CN5700-8
41
CN5700-9
42
CN5700-2
37
CN5700-3
38
CN5700-5
39
CN5700-6
40
A3,A4,B3,B4,C4
A5,A6,B5,B6,C5,C6
A7,B7,B8,C7,C8
2-4,6,7,54-56
8,10-12,14-16,18
19,20,22-25,27,28
L23,L24,M24-M26,
N25,N26,P26
AC12,AC17,AD8-AD13,AD16-AD18,AD21,AE8,AE10,
AE11,AE15,AE17,AE18,AE20,AF8-AF13,AF15-AF21
H23-H25,J25,J26,
K24-K26
E24,E25,F24-F26,
G24,G25
IC5001
(DIGITAL VIDEO SIGNAL PROCESS)
IC5011
(CLOCK GENERATOR)
G2,G3,H1,H2,J1-J3,K1-K4,
L1-L3,M1-M4,N3,N4,P1-P4
V1,V2,W1-W4,
Y1-Y4
R1,R2,T1,T2,
U1-U4,V3,V4
A15-A17,B15,
B16,C14-C16
A18,A19,B17-B19,
C17-C19
<CLOCK(129MHz)>
LVDS DATA A(+)
TO VIDEO II
SIGNAL PATH
BLOCK DIAGRAM
(CN2502)
LVDS DATA A(-)
LVDS DATA B(+)
LVDS DATA B(-)
LVDS DATA C(+)
LVDS DATA C(-)
LVDS DATA D(+)
LVDS DATA D(-)
LVDS CLOCK(+)
LVDS CLOCK(-)
64M
MEMORY
31
51
52
IP CONVERTER
PICTURE CONTROL
MULTI WINDOW
PICTURE IN PICTURE
SPLIT SCREEN
SEARCH
SCALER(720p CONVERTER)
OSD MIX
TTL PARALLEL
TO LVDS SERIAL
CONVERTER
PLL
VCC
9,26,34,44
+3.3V
D7,D8,E4,ETC
VCC
H-SYNC
V-SYNC
CLOCK(75.26MHz)
VIDEO SIGNAL
GC4PRO
D25
D26
E26
R3
AA2
B23
H-SYNC
V-SYNC
HDMI CLOCK
+2.6V
+3.3V
+3.3V
+3.3V
+3.3V
+2.5V
VCC
D3
IC5004
IC5010
+1.2V
REG.
2
1
+2.5V
+1.2V
REG.
5
1
VDDI
AA3
IC5003
+2.6V
REG.
2
4
+5V
IC5701
+3.3V
REG.
5
4
V-SYNC
FOR MAIN SIGNAL
MAIN SIGNAL PATH
HDMI SIGNAL PATH
DIGITAL TUNER/SD CARD/OSD SIGNAL PATH
H-SYNC
CLOCK
B20
C20
A20
H-SYNC
V-SYNC
CLOCK
B14
A13
OSD H-SYNC
OSD V-SYNC
D7
HDMI WRITE PROTECT
N1
N2
G1
CLOCK(95MHz)
A24
CLOCK(74,25MHz)
E1
CLOCK
H3
FOR HDMI SIGNAL
FOR DTV/SD CARD/OSD SIGNAL
AVD
L5007
B12,C11
AVD
L5004
R5090
A10,A12,ETC
VCC
L5005
AC8,AC9,ETC
+1.2V
VDD
L5006
D13,D14,ETC
27MHz
74.25MHz
FREQUENCY
MODE
(480i)/
480p
720p/
1080i
OSD H-SYNC
OSD H-SYNC
A8
A9
B9
A14
OSD-CLOCK
OSD-CLOCK
C9
IC5012
2
14
4
5
12
13
VCO
PLL
PLL
PLL
PLL
CLOCK(108MHz)
AA1
1
8
7
6
1
4
2
5
VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2)
PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16
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