Panasonic TX-26LX500A, Service Manual

Page: 32 / 87

10.6. Block Diagram (5 of 6)
SDA_1L
HSOD
HSOD
OSDB
HDMI_RBSTNSS
SDA_2L
OSDG
SCL_2L
SUB_Y/CVBS
VSOD
VSOD
PC_VS
SUB_C/PB
SCL_2L
PC_HS
SUB_PR
MAIN_PB/C
CLKOD
CLKOD
SDA_2L
PC_RIN
MAIN_PR
MAIN_Y/CVBS
MAIN_PR
PC_GIN
AI_SENSOR
MAIN_CVBS
PC_BIN
24V_DET
A_D
A
C
_PD
AFC1
AC
_
O
N
SD_RESET
OSDYM
SUB_Y/CVBS
SOS
SCL_3
MAIN_CVBS
PC_BIN
OSDYS
MAIN_ON
SD_TXD0
SCL_2
PC_GIN
SUB_ON
SDA_1L
SD_RXD0
SDA_2
MAIN_PB/C
PC_VS
P
A
NEL5V_ON
HDMI_R
SD_IDO
SCL_1
SCL_1L
24V_ON
MAIN_Y/CVBS
SDA_1
PC_RIN
HDMI_L
BLK
SOUND_MUTE
SUB_PR
HDMI_D
A
C
_MUTE
SOS2
SUB_C/PB
JTAG_TRST
HDMI_INT
HDMI_L
RMCN
JTAG_TCK
TDO_4PRO_HDMI
HDMI_R
TEMP2
SDA_3
TDO_HDMI_4L
PC_HS
JTAG_TMS
LED-R
FRAME1
TEMP3
SCL_1L
TEMP1
SRQ
HDMI_5V_DET
KEYSCAN
HPD
SDA_1L
SD
A_2L
HDMI_RST
SCL_1L
OSDR
SCL_2L
MAIN1.2V
MAIN3.3V
X4004
MAIN3.3V
MAIN3.3V
MAIN9V
MAIN2.5V
MAIN5V
MAIN+3.3V
MAIN5V
MAIN1.8V
Q4077
STB3.3V
MAIN3.3V
MAIN5V
Q4080
MAIN1.8V
MAIN3.3V
MAIN+3.3V
MAIN2.5V
MAIN3.3V
MAIN3.3V
MAIN3.3V
MAIN5V
MAIN3.3V
MAIN9V
SUB5V
DDR2.6V_PRO
MAIN3.3V
MAIN5V
SUB9V
STB5V
MAIN3.3V
P5V
MAIN5V
MAIN3.3V
Q4004
SCK
18
110
HDMI VIDEO
21
Q4054
41
19
Q4061
RESET
3
VIN
PORT-A(ADV7403)
DV15
5
5
RESET
4
6
VOUT
RESET
8
IC4044
16
9
RESET
55
10
1
HDMI RESET
Q4018
5
12
CLAMP
Q4019
1
50
CLAMP
Q4012
2
30
53
A/D
35
H/V,CLOCK
9
1
Q4011
47
A/D
GC4PRO
82
CLK
Q4078
LED_R
VIN
1.2V
51
IC4054
INPUT
BUFFER
18
AD 3.3V
SDA1
64
3
MUTE
HDMI AUDIO
MAIN 2.5V
SCL1
54
Q4010
HS/VS
SELECT
MAIN 3.3V
65
1
Q4079
SDO
74.25MHz
SDA2
FRAME1
49
I/F
HDMI DATA
FORMATTER
VOUT
SDA
SCL2
TEMP2
108MHz
CONTROL
DG2
46
PRO
SDA3
VCONT
SCL
CLAMP
MUTE
TEMP1
DG3
52
I/P CONV
67
5
A/D
Q4038-Q4041
TEMP3
48
CKXI
OSD AD 3.3V
Q4018
HDMI R
43
1 DG8
70
BUFFER
Q4019
IC4008
HDMI L
4
HDMI_R
2
DG5
OSD A/D
PORT-B(FS&HDMI)
R/G/B
5
SD_RST
DG4
4
81MHz
PC_G
Q4024
6
40
23
108
SD_TXD0
PIXEL
POR
T
-D(OSD INPUT)
30
VDD
11
22
HDMI INT
HP/VP/ENB
IC4014
H/V,CLOCK
13
PRO
17
MCLK
19
Y/UV(10bit)
IC4012
2D
1.2V
31
INPUT
+5V(M)
CKIN
18
IC4049
+3.3V(M)
COMB.
+3.3V(M)
CLK
Y/UV(10bit)
(12bit)
27MHz to RGBAD
I/F
29
CHROMA
17
1.8V
WS
HDMI CLOCK
DIGITAL
SUB_PR
CLAMP
94
HPD
UV:10bit
16
3
53
SUB_PB/C
A/D
DG10
26
OSD YM
15
JTAG-TCK
IN
SUB_CY/Y/V
SYNC SEP.
VMUTE
JTAG-TDI
11
93
AD 3.3V
HDMI HS
STB3.3V
10
1
OSD YS
SCL0B
22
7
IC4011
5
11
OSD RGB
VC
VDD
P
A
NEL_5V(12V)
54
Q4024
TO AP4
2.5V(PLL)
4
JTAG-TMS
MAIN3.3V
3
55
SDA0B
Q4020
5
MAIN
HDMI 5V DET
DG-BOARD
65
Q4026
SOM
MAIN3.3V
MULTI WINDOW
VSYNC
24
SUB9V
CIRCUIT
OSD
2
P
A
NEL_5V(12V)
71
CLAMP
P
A
NEL_5V(12V)
I/F
HSYNC
Q4025
MAIN9V
23
COMB.
MAIN9V
25
(8bit)
MAIN3.3V
27
27MHz
108MHz
29
OSC
74.25MHz
OSD MIX
SUB9V
PLL
BACK LIGHT AI
(27MHz)
SOS
TO H2
I/F
AC
_
O
N
CLOCK GEN
KEYSCAN
SD_IDO
P
A
NEL_5V_ON
INPUT
SRQ
PC_B
IC4051
24V_DET
SOS2
V SCALE
PC_R
SUB5V
SOUND_MUTE
108MHz
SD_RXD0
30
H SCALE
32
4
72
MAIN5V
JUST
IC4001
34
MUTE
PANEL RESIZE
11
6
SUB5V
58
AMP
36
GC4L
VOUT
SUB_ON
8
7
38
54
7
SUB5V
11
IC4057
IC4041
40
CLOCK
1
56
1
24V_ON
108MHz
5
5
IC4001
STB5V
14
85
6
95.5MHz
81MHz
MAIN5V
15
VOUT
3
GC3FS
2
86
AI
17
GENE.
1
8
AMP
10
18
MAIN_ON
SUB
4
SD-RAM
95.5MHz
2
TO AP5
RMCN
CONV
VDD
IC4048
SD-RAM
AI_SENSOR
VO
IC4055
2
AFC1
3D
4
5
OUT
MAIN+2.6V
CLK
NIRQ
VIN
58
MAIN
+2.6V
1
JTAG-TRST
2
60
IC4009
10
1
VC
HDMI DATA
81
59
2.5V(AD)
5
OUTPUT
4
VO
CLOCK
3
4
27MHz
2
IC4005
22
AD
21
5
1bit
20
Q4058
20
15
14
7
PC_HD
13
13
PC_VD
10 9 8
HDMI_L
SCL3
MAIN_CVBS1
(8bit)
CTL
+3.3V(M)
MAIN_PR/B
+1.8V
MAIN+2.5V
OUT
MAIN_PB/C/R
+9V(M)
+1.8V(M)
MAIN_Y/V/G
1.2V
MAIN+3.3V
IC4002
OSD
IC4061
+2.5V(PLL)
20
I/F
+5V(M)
21
VCC
+2.5V(AD)
OSD
23
D/A
H/V,CLOCK
1.2V
24
+3.3V(AD)
RESIZE
Y/UV(8bit)
IC4042
Q4020
28
57
VDD
Q4026
Q4060
4
TO H3
CIRCUIT
BUFFER
JTAG-TD0
15
76
VOUT
CLAMP
HDMI VS
16
Q4007
74
Q4025
Y:10bit
DG15 4 5 2
SCL SD
A
WP
8
5
VCC
6
SDA
SCL
WP
7
IC4052
EEPROM
SD
A_MC
SCL_MC
AUDIO DAC
AUDIO AMP
TX-26/32LX500A/M/X
Block Diagram (5 of 6) TX-26/32LX500A/M/X
Block Diagram (5 of 6)
TX-32LX500M / TX-32LX500A / TX-32LX500X / TX-26LX500M / TX-26LX500A / TX-26LX500X
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