A-Board (5/19) Schematic Diagram - Panasonic TX-PR42S20 Service Manual

13.10. A-Board (5/19) Schematic Diagram

! A-BOARD (5/19)
TO 3/19
TO 3,5/19
TO 4/19
SD/IC_CARD
R8857 AD_SDCLK
68
SDCLK
R8858 AD_SDCD
SDCD
R8859 68 AD_SDCMD
SDCMD
R8860 68 AD_SDDAT0
SDDAT0
TO 3/19
R8861 68 AD_SDDAT1
SDDAT1
AD_SDDAT2
R8862 68
SDDAT2
R8863 68 AD_SDDAT3
SDDAT3
R8864 AD_SDWP
SDWP
JK8850
K1NA09E00080
SD CARD SLOT
C8861
16V
0.1u
C8860
16V
47u
USE Adress Data Multi PleX
DeMPX ED[15-0] --> EA[23-8]
R8918
EXB2HV680JV
AA_ED0
ED0
AA_ED1
ED1
AA_ED2
ED2
AA_ED3
ED3
AA_ED4
ED4
AA_ED5
ED5
AA_ED6
ED6
AA_ED7
TO 3/19 ED7
ED8
ED9
ED10
ED11
ED12
ED13
ED14
ED15
R8919
EXB2HV680JV
R8900 R8920
68 2.2k
TO 3/19 EA24
37 38
CI SLOT,SD CARD,FLASH MEMORY
USE SD-IF
R8824
6.2k
USBRREF
SUB3.3V
R8890
10k
XIRQ3
SUB3.3V
R8856
47k
AA_XECS2
SUB_SD_3.3V
R8867 10k
R8878 10k
R8879
EXB28V103JX
SUB3.3V
TP8862
R8893
L8850
J0JHC0000045
TP8863
R8866
AA_ED0
AA_ED0
AA_ED1
AA_ED1
AA_ED2
AA_ED2
AA_ED3
AA_ED3
TO 4/19
AA_ED4
AA_ED4
AA_ED5
AA_ED5
AA_ED6
AA_ED6
AA_ED7
AA_ED7
39 40
FLASH
NOR & NAND USE
R8922
8 1 EXB2HVR000V
SUB3.3V
L8920 C8922
16V 0.1u
J0JHC0000075
NAND
IC8921
FLASH
TVRR431
C8923
16V
0.1u
AA_ED0
AA_ED0 AB_XNFCE 68 R8923
AA_ED1 XNFCE
AA_ED1 AB_XNFWE 68 R8924
AA_ED2 XNFWE TO 3/19
AA_ED2 AB_XNFRE 68 R8925
AA_ED3 XNFRE
AA_ED3 TO 4/19 AB_NFALE 68 R8926
AA_ED4 NFALE TO 3,4/19
AA_ED4 AB_NFCLE 68 R8927
AA_ED5 NFCLE
AA_ED5 AB_XNFWP 68 R8928 TO 3/19
AA_ED6 XNFWP
AA_ED6 AB_NANDRYBY
TO 4/19
AA_ED7 AB_NANDRYBY
AA_ED7
SUB3.3V
C8950
*IC8950
16V
0.01u
TVRR530
PU L
R8950
PROTECT WRITE ENABLE
4.7k
1 8
E0
Vcc
R8952
2 E1 7 TP8952 TO 3/19
SDOUT0 EEPROM_WP PORT6[2]
WC
TP8950
3 E2 6
PEAKS-EEP_SCL
SCL
TP8951 TO 1/19
4 5
Vss
PEAKS-EEP_SDA
SDA
EEPROM
41 42
50
CI CONNECTOR
USE LO HEIGHT
JK8940
K1NA68B00054
CI SLOT
GND 1
35 GND
CI_DA3
2
36
CI_DA4 3 CI_CD1-
37
CI_DA5 CI_MDO3
4
38
CI_DA6 5 CI_MDO4
39
CI_DA7 CI_MDO5
6
40
CI_CE1- CI_MDO6
7
41
CI_EAA11 8 CI_MDO7
42
CI_OE- CI_CE2-
9
43
CI_EAA12 10
44
CI_EAA10 CI_IORD-
11
45
CI_EAA9 12 CI_IOWR-
46
CI_EAA14 CI_PKTSTINA
13
47
CI_EAA15 14 CI_DATAINA0
48
CI_WE- 15 CI_DATAINA1
49
CI_IREQ- CI_DATAINA2
16
50
SUB_CI_5V
17 CI_DATAINA3
TO 4/19
51
SUB_CI_5V
TO 4/19
18
52
CI_ENINA 19
53
CI_CLKINA CI_DATAINA4
20
54
CI_EAA13 21 CI_DATAINA5
55
CI_EAA8 22 CI_DATAINA6
56
CI_EAA7 CI_DATAINA7
23
57
CI_EAA6 24 CI_MCLKO
58
CI_EAA5 CI_RESET-
25
59
CI_EAA4 26 CI_WAIT-
60
CI_EAA3 CI_INPACK-
27
61
CI_EAA2 28 CI_REG-
62
CI_EAA1 29 CI_MOVAL
63
CI_DA0 CI_MOSTRT
30
64
CI_DA1 31 CI_MDO0
65
CI_DA2 CI_MDO1
32
66
33 CI_MDO2
67
CI_CD2-
34
68
43 44 45