Block Diagram (6 Of 7) - Panasonic TX-32LXD500 Service Manual

TX-32LXD500 / TX-26LXD500 / TX-32LX500F / TX-32LX500P / TX-26LX500F / TX-26LX500P

10.6. Block Diagram (6 of 7)

DG-BOARD
TO H3
DG3
QLINK_AV2
AV2_QLINK 1
QLINK_AV4
AV4_QLINK 2
RMCN
RMCN
3
AI_SENSOR
AI_SENSOR 5
AFC1
AFC1 6
KEYSCAN
8
KEYSCAN
SRQ
SRQ 9
SOS2
10
SOS2
MAIN5V SOUND_MUTE
11
SOUND_MUTE
STB3.3V
MAIN5V 12
14
STB3.3V
LED-R
LED_R 15
SDA_1
17
SDA1
SCL_1
SCL1 18
SDA_2
SDA2 20
SCL_2
21
SCL2
SDA_3
SDA3 23
SCL_3
24
SCL3
RGB_FB
FB_OUT 26
MAIN_CVBS
28
MAIN_CVBS1
MAIN_PR
MAIN_PR/B
30
MAIN_PB/C
MAIN_PB/C/R 32
MAIN_Y/CVBS
34
MAIN_Y/V/G
SUB_PR
SUB_PR 36
SUB_C/PB
38
SUB_PB/C
SUB_Y/CVBS
SUB_CY/Y/V 40
TO H2
DG2
HDMI_R 11
HDMI_L 13
SD_RXD0
15
SD_RXD0
SD_TXD0
SD_TXD0 16
IRD_LED
SD_TIMER_LED 17
SD_RESET
SD_RST 18
SD_IDO
SD_IDO 19
PC_GIN
PC_G
21
PC_BIN
PC_B 23
PC_RIN
25
PC_R
PC_HS
PC_HD 27
PC_VS
PC_VD 29
DVB_R
DVB_R_OUT 31
DVB_L
DVB_L_OUT 33
DVB_CVBS
DVB_CVBS_OUT 35
DV15
DG10
HDMI_INT
HDMI INT 2
SDA_1L
SDA0B 4
SCL_1L
SCL0B 5
HDMI_RST
HDMI RESET 7
JTAG_TMS
JTAG-TMS 9
JTAG_TCK
JTAG-TCK 10
TDO_4PRO_HDMI
JTAG-TDI 11
TDO_HDMI_4L
JTAG-TD0 12
JTAG_TRST
JTAG-TRST 13
HPD
HPD 15
HDMI_RBSTNSS
SOM 16
HDMI_5V_DET
HDMI 5V DET 17
NIRQ 18
MCLK 20
HDMI AUDIO
SCK 22 1bit
CLK
WS 24
SDO 26
EXTCK 28
MAIN3.3V
+3.3V(M) 29
+3.3V(M) 30
HDMI VIDEO
HDMI DATA 31 Y:10bit
UV:10bit
HP/VP/ENB
HDMI DATA 53
CLK
HDMI CLOCK
55
HDMI HS
58
MAIN5V
HDMI VS 59
+5V(M) 60
DG4
TO AP4
TX-26/32LXD500 TX-26/32LX500F/P
Block Diagram (6 of 7)
46 47
IC4005
Q4054 Q4004
Q4061 Q4007 AD
Q4060
Q4058
MAIN_CVBS
57
MAIN_Y/CVBS +3.3V(AD)
76
BUFFER
MAIN_PB/C
CLAMP A/D
74
MAIN_PR +3.3V(M)
72
RGB_FB
51 +1.8V(M)
INPUT
PC_RIN SELECT
58
PC_GIN
54
PC_BIN
A/D
56 CLAMP
PC_VS
OUTPUT
85
FORMATTER
PC_HS
86
SDA_2L
CLOCK
81
27MHz
SCL_2L
82
IC4001
Q4018 Q4025 GC3FS
Q4019 Q4026
Q4020 Q4024
Q4010
Q4011
Q4012
SUB_Y/CVBS
40 2D
CHROMA
SUB_C/PB CLAMP COMB.
A/D
BUFFER 30 CLAMP
CIRCUIT
SUB_PR
35
CLOCK
SYNC SEP . PLL
SDA_1L
64
SCL_1L
MAIN+2.5V
65
MAIN+3.3V
+2.5V(AD)
+2.5V(PLL)
HDMI_R
HDMI_L
IC4001
IC4002
MAIN5V
MAIN9V
+5V(M)
+9V(M) 8
HDMI_R
7 AMP 6 10
D/A
HDMI_L
1 AMP 2 11
Q4038-Q4041
MUTE
CONTROL
Q4080
Q4079
Q4078
HDMI R
HDMI L
MUTE
MUTE
Q4077
SUB5V STB5V
MAIN9V MAIN3.3V SUB9V A9V P5V
DG5
3 4 8 9 10 13 14 17 20 21 22 2 3 4 7 10 11 15 16
TO AP5
48 49
IC4049
AD 3.3V
MAIN5V MAIN3.3V
IN
2 OUT 3
4 VOUT
IC4048
2
MAIN3.3V
IC4041
MAIN1.8V MAIN
MAIN+2.6V
+2.6V
1.8V
MAIN5V
+1.8V 5 VOUT 1
VDD
IC4054
Y/UV(10bit)
GC4PRO
H/V,CLOCK
PORT-A(ADV7403)
3D
COMB.
PORT-B(FS&HDMI)
PORT-C(PEAKS)
SCL_2L
SDA_2L
Y/UV(8bit)
H/V,CLOCK
IC4051
CLOCK GEN
Y/UV(10bit)
H/V,CLOCK
81MHz
X4004
95.5MHz
(27MHz)
108MHz
IC4011 OSC
MAIN2.5V
GENE. 74.25MHz
MAIN3.3V
MAIN3.3V
2.5V(PLL) MAIN+3.3V
108MHz
27MHz
VIN 1
5 VO
5
VC
IC4009
2.5V(AD) MAIN3.3V
Q4018 Q4025
Q4019 Q4026
4 VO VIN 1
Q4020 Q4024
5
VC
OSDB
OSDG CLAMP
CIRCUIT
OSDR
IC4014
BLK
2 BUFFER
5 VDD
IC4008
MAIN+3.3V
OSD AD 3.3V
MAIN5V
1 VCONT 3
VOUT
5 VIN
SDA_1L
SCL_1L
SUB5V SUB9V SUB5V
MAIN5V
A9V
17 18 19 22 23 DG1 13 14 18 19 22 41 43 51 52 53 54 57 72 88 96 97 105 107 106 109
TO XV01
50 51
32
IC4044
1.2V
5 VDD 1
VOUT
MAIN3.3V
IC4055
IC4061
SD-RAM
1
1.2V
DDR2.6V_PRO
5 VOUT VDD 1
4 SD-RAM
IC4057
MAIN1.2V MAIN3.3V
GC4L
I/F
R/G/B
MAIN PIXEL
MULTI WINDOW (8bit)
AI INPUT
PRO CONV
DIGITAL I/P CONV
CLK
HS/VS
INPUT I/F
I/F
SUB
PRO
OSD (8bit)
OSD
I/F
I/F
IC4012
OSD A/D
67 CKXI
27MHz to RGBAD
OSD RGB
110
(12bit)
A/D
41 CLAMP
43
HSOD
VSYNC
65
4 108 VSOD
HSYNC 71
CLKOD
CKIN 70
OSDYM
OSD YM 94
OSDYS
OSD YS 93
MAIN 3.3V
HSOD
AD 3.3V
VSOD
CLKOD
SDA
54
55 SCL
MAIN3.3V
DG8 1 4 5 6 DG15 2 4 5
FOR FACTORY USED
TO LCD PANEL
TX-26/32LXD500 TX-26/32LX500F/P
Block Diagram (6 of 7)
52 53
IC4042
MAIN 2.5V MAIN3.3V
4 OUT VCC 2
CTL 1
MAIN1.8V MAIN3.3V MAIN2.5V
H SCALE
OSD MIX
V SCALE
1
JUST BACK LIGHT AI
PANEL RESIZE
OSD
RESIZE
2
3
4
5
6
7
8
VCC
8
IC4052
7 WP
EEPROM
6 SCL
5 SDA
54