Block (2 Of 5) Diagram - Panasonic TH-42PF30U Service Manual

10.3. Block (2 of 5) Diagram

A DIGITAL CORE SIGNAL PROCESSOR
DS1 A1
29
AUDIO IN L
AUDIO IN R
27
36
A_OA+- - OE+-
A_EA+- - EE+-
A_CLK+-
67
5VRXD_TU
25
5VRXD_TU
5VTXD_TU
5VTXD_TU 24
RTC_INT
RTC INT 15
Y/PB/PR_HA
R/G/B_PC
IC4092
IIC3
5V_SDA3 32
Q2107,08
5V_SCL3
31 VS_PC
IIC_SW
Q2105,06
HS_PC
IIC_CONT
IIC_CONT1(SRQ) 34
SLOT1_DET
22
PLUG DET
REMOTE_OUT
REMOTE 20
5VNRST
RESET 18
A+5V 12
A+5V 7
A+9V 5
A+9V
1
DS_SOS
DS_SOS 16
1
2
3
4
5
IC4100 STB+3.3V
STB+5V
6
7 +3.3V
8
9
10
11
12
13
14
15
16
17
VIDEO IN
AUDIO IN
PB/B
JK2104
L2 L1 R2 R1
PR/R Y/G V
(COMPONENT)
AUDIO IN(L/R_HA)
(COMPOSIT)
AUDIO IN(L/R_CV)
IC2105
COMPONENT SELECT
HD/VD SELECT
SYNC SIGNAL PROCESSOR
PR-M/PB-M/Y-M,R/G/B
MAIN
COMPONENT SELECT
VD VD
HD HD
SYNC SEP.
SIGNAL
HD/VD SELECT
VD VD_M
V Sync
SEPA
HD HD_M
A+5V
VDD
VCC1
H Sync
SEPA A+9V
VCC2
SDA/ SYNC SIGNAL
SCL
PROCESSOR
Q2109,10
IIC2
5V<->3.3V
Q2112,13
Q2111
VSYNC_ON/OFF
IC2108
IC4093
DPMS_HD 5V->3.3V
UART SW
VCC
DPMS_HD 5V->3.3V
UART_SW
3.3V
TXD_PC TXD_PC_M
VCC
DPMS_VD
D_RXD
RXD_PC
5VRXD_TU 3VRXD_TU
IC2109
DPMS_VD 5V->3.3V
+3.3V_LAN IC2702
RESET
IC2703
+1.8V RESET
+1.8V
IC2706
IC2705
IC2704
EEPROM
VCC
SPI NETWORK
SDA/
FLASH
SCL SPI CONTROLER
MEMORY
+3.3V
+3.3V
IIC_IF
CONTROL IIC 25MHZ
MII_MDC
10/100 CLK
EtherMAC
MII DATA
w/FIFO MII_TXD MII_TXD/
MII_RXD
MII_RXD
RXD_LAN
TXD1 IC2701
UART
TXD_LAN LAN
RXD1 25MHZ
CONTROL
Q2706
FOR
A10
FACTORY
USE
JK2103 JK2102
HDMI IN DVI IN
FOR
FACTORY
USE
IC2112
IC2111
A+9V
IC2101 P3V_IIC2
AUDIO SIGNAL
SELECT
L/R_PC/DVI
VCC
L/R_HA
L/R
L/R_DS
L/R_CV
SEL1 SEL2 OUTPUT
LOGIC
L L IN1 PC/DVI
H L IN2 COMPONENT
L H IN3 SLOT
H H IN4 COMPOSITE
24.576
MHz
X4001
HDMI_DET DVI_DET
V2 KEY SWITCH
D_TXD
A22 V22
KEY_INPUT KEYSCAN
1 1
V1 REMOTE RECEIVER/LED
IC4104
A11 V11
LED_G
STB3.3V
1 1
RESET
LED_G
2 2
LED_R
LED_R
3 3
IC4103
Q4098
REMOTE_IN
REMOTE_IN
6 6
REMOTE_OUT
JK2701
LAN DATA
10BASE-T/
100BASE-TX
41
TH-42PF30U
21
CVBS
22
LVDS DATA
23
A+5V
IC2102
EEPROM
IC2110
EEPROM
IC2506
AVDDIO
+3.3V
+3.3V
DDCC_IIC IC2505
DDCD_IIC
IC2509
DVDDIC
+3.3V
+3.3V
AD CONV.
TVDD
HDMI I/F RECEIVER IC2507
+3.3V A+3.3V
AVDD
+1.8V
+1.8V
PVDD
+1.8V
HDMI PROCESSOR
CVDD
+1.8V
HDMI DSP
PWM
HDMI
SW
DECODE
IC2508
DVDD
+1.8V +1.8V
HDCP KEY
DIGITAL
SIGNAL
(R,G,B,HD,VD)
VIDEO
A/D CONV. 24
PROCESSOR
SYNC H/V IC4098
PROCESSOR
TEMP
IIC
SENSOR
RST1 RST2 CLK
IIC2
P3V_IIC2
25
26
27
28
29
30
31
32
33
34
35
36
37
38
KEY SWITCH
LED_G
LED_R
REMOTE
RECEIVER
D1550
RM1501
POWER LED