Read Panasonic TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B Service Manual online
14.24. DG-Board (1 of 2) Block Diagram
AFC1
LED_R
B_DDR_CLK
B_DDR_NCLK
RM_IN
KEYSCAN
M2_RST
RGB_FB
TUNER_MAIN_ON
SOS
MAIN_Y/CVBS
MAIN_PB/C
MAIN_PR
QLINK_AV4
MAIN_PR
RGB_CVBS
MAIN_PB/C
MAIN_Y/CVBS
PC_B
PC_G
PC_R
PC_VS
PC_HS
SD_RXDO
SD_TXDO
SD_IDO
SD_RESET
A_DAC_PD
HDMI_DAC_MUTE
HDMI_R
OB
USTNESS
HDMI_RST
HDMI_INT
JT
A
G
_TRST
TDO_4PR
O_HDMI
JT
A
G
_TCK
JT
A
G
_TMS
HPD
CLKINB2
VSIB
HSIB
HDMI_5V_DET
TD0_FS_4PRO
JTAG_TMS
JTAG_TRST
JTAG_TCK
CLKINA
HSIB
VSIB
SUB_PR
SUB_Y/CVBS
SUB_PB/C
QLINK_AV2
BS_L
BS_R
DVB_CVBS
SD_LED
M2_RST
SOS2
SP_MUTE
AUDIO_MUTE
HDMI_INT
HDMI_DAC_MUTE
HPD
A_DAC_PD
HDMI_RST
HDMI_ROBUSTNESS
HDMI_5V_DET
SUB_PR
SUB_C/PB
SUB_Y/CVBS
AI_SENSOR
AL_SRQ
LED_G
CVBS1
CVBS1
PC_VS
PC_HS
PC_R
PC_B
PC_G
XBUF
TDO_HDMI_BA
NRST
X4001
TO
H2
DG2
SELF,ID,ED2
1080i
A/D 10bit
VPK
COLOUR
30MHz
30MHz
A/D 10bit
Macrovision
625i/p
A/D 10bit
MATRIX
NOISE LEVEL
RGB->
YUV
YUV
CHROMA
720p
Sync
SEPA
30MHz
Detection
3D/2D com
525i/p
SYNC
CLK
SW
IC4005
10bit A/D(ADV7499)
22
UV0~UV9
29
76
SOS2
10
STB_RESET
13
SCL2
21
SDA3
23
SP_MUTE
12
SOUND_MUTE
11
AV2_QLINK
FB_OUT
26
1
2
RMCN
AV4_QLINK
AFC1
3
6
LED_R
15
2
3
DG20
1
TO
PA20
25
23
MAIN 3.3V
SOS
BT30V
AC_ON/OFF
DG MICOM,DIGITAL SIGNAL PROCESSOR
22
20
18
17
15
13
12
9
7
5
MAIN 3.3V
SUB 3.3V
SUB 9V
SUB 9V
MAIN 2.5V
MAIN 2.5V
SUB 5V
MAIN 5V
STB 5V
SUB 5V
MAIN 5V
STB 5V
4
RESET
IC4063
SDA2L
SDA
NRST
IC4055
128M DDR SDRAM
5
6
TVON
MAIN 9V
MAIN 3.3V
SUB 9V
MAIN 9V
74
72
Q4006,Q4013
Q4011
Q4012
38
XTAL
20
24
KEYSCAN
8
A_DDR_CLK
A_DDR_NCLK
IC4054
GC4PRO
SDA2
SCL3
SCL3
SDA2
SCL2
SDA3
CLK0A
CLKIA
HSIA
VSIA
TPOUT0
7
Y0~Y9
14
R0~R3
33
30
41
42
91
94
R0~R3,Y0~Y9,UV0~UV9
SDA_2L
SDA
SCL_2L
81
SCLK
82
D_CLKIN
RESET
VS
HS
LLC1
(ADV7403)
PORT-A
1
SDA1
18
17
SCL1
DEM.
DETECT
Q4068
9
SRQ
35
36
4
99
78
AVR 3.3V
8
VOUT 1
IC4049
CONT
AD 3.3V
5
VIN
SUB 5V
VOUT
PLL 1.2V
AVR 1.2V
MAIN 2.5V
1
IC4044
VIN
5
VOUT
AVR 1.2V
1
IC4061
VIN
5
DLL 1.2V
Q4010,Q4015
57
51
6
3
2
SDAIN
7
SCLOUT
IC1235
SDAOUT
SCLIN
IIC BUFFER
SCL1
SDA1
AIN9
FB
Q4900
2
RGB_CVBS
SD_LED
17
33
DVB_R
DVB_CVBS
31
DVB_L
TO
H1
35
DG1
MAIN_CVBS2(RGB)
MAIN_PR/B
28
30
32
MAIN_Y/V/G
34
MAIN_PB/C/R
STB5V
14
STB5V
VDD
AVR 2.5V
VCC
VOUT
VOUT
4
IC4024
3
5
IC4042
AVR 1.8V
4
1
OUT
STB 5V
2
1
IC1103
1
AVR 1.8V
3
MAIN 3.3V
VDD
2
AVR STB 2.5V
STB 2.5V
AVR 3.3V
AD 3.3V
STB 5V
4
MAIN 2.5V
MAIN 1.8V
DDR 2.6V
MAIN 5V
VIN
IC4008
4
VIN
5
VDET
VOUT
AVR 3.3V
VIN
VOUT
MAIN 1.2V
IC4048
AD 1.8V
AVR 1.2V
MAIN 3.3V
IC4041
2
AVR 2.6V
5
VIN
VO
VCC
VOUT
STB 3.3V
5
OUT
IC1110
MAIN 2.5V
MAIN 2.5V
1
MAIN 3.3V
IC4025
SCL
SCL2L
(FS&HDMI)
PORT-B
19
16
18
15
11
13
21
27
23
25
29
SD_IDO
PC_G
PC_B
PC_R
PC_HD
HDMI_R
HDMI_L
SD_RXDO
SD_TXDO
SD_RST
PC_VD
IC4001
3
6
2
7
5
1
Q4435
Q4434
Q4432
Q4431
Q4430
Q4436
Q4433
BICK
LRCK
MCLK
SDTI
IC4002
1
2
AUDIO DAC
3
4
11
10
AOUTL
PDN
5
SMUTE
6
AOUTR
RX_MCLK
26
MAIN3.3V
MAIN5V
TO DV15
22
24
MAIN3.3V
20
30
29
60
RX_WS
DG15
RX_SDO
RX_SCK
SCL0
HDMI_INT
17
16
SD
A0
NIRQ2
HDMI
R
O
B
USTNESS
2
4
HDMI_5V_DET
7
18
HDMI_RST
5
VSIB
59
9
11
JT
A
G
_TMS
55
58
JT
A
G
_TCK
TD0_4PR
O_HDMI
CLKINB2
JT
A
G
_TRST
10
13
HSIB
15
YGIN2
36
HPD
UBIN9
45
33
44
UBIN1
YGIN9
UBIN0
53
34
32
YGIN1
31
YGIN0
UBIN2
SUB9V2
MUTE
Q4410
MAIN5V
MAIN3.3V
SD
A1L
SCL1L
24
TD0
23
TMS
TRST
22
21
TCK
CLK0
94
HPO
72
UBOUT0 93
84
YGOUT0
73
85
83
YGOUT2 80
74
NRST 61
VPO
UBOUT7
YGOUT1
YGOUT7
16
XTALIN
XTALOUT
14
SCL
65
SDA
64
SCL1L
SDA1L
VIN1
30
VIN2
35
40
VIN3
IC4013
GC3FS
Q4307,Q4311
Q4303
Q4302
Q4306,Q4310
Q4308,Q4309
Q4301
SW1
1
SW2(HOTPLG_DET)
9
SW3
10
4
DAC0
7
5
3
DAC2
DAC3
DAC4
EXT.DAC
15
14
SCL1
SDA1
IC1116
36
SUB_PB/C
SUB_Y
SUB_PR
40
38
AIN1
AIN2
AIN3
HS_IN
54
56
86
58
VS_IN
85
5
MAIN 3.3V
IC4011
1
1
VDD
AD 2.5V
VDD
PLL 2.5V
AVR 2.5V
VOUT
AVR 2.5V
VOUT
IC4009
5
AI_SENSOR
5
LED_G
16
PV500B ONLY
YGIN0-9,UBIN0-9
YGIN2-9,UBIN2-9
HSIB
,VSIB
CLKIB1,CLKIB2
JTAG_TRST
JTAG_TCK
JTAG_TMS
TD0_FS_4PRO
TD0_4PRO_HDMI
AIN6
AIN5
AIN4
12
TDO_HDMI_BA
I/P CONV.
NR
MIX
RESIZE
INPUT
I/F
DIGITAL
3D Y/C
3
4
TH-37/42PV500E/B
DG-Board (1 of 2) Block Diagram
DG-Board (1 of 2) Block Diagram
TH-37/42PV500E/B
DG-Board (1 of 2) Block Diagram
DG-Board (1 of 2) Block Diagram
TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B
118
Click on the first or last page to see other TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B service manuals if exist.