Panasonic TH-42PY800H Service Manual page 44

11.8. A-Board (4/16) Schematic Diagram
1
2
SUB3.3V
R8712 R8711
10k
10k
TP8745
AC_CHDI0
TO 2/16
AC_CHDI1
AC_CHDI2
LiteII
AC_CHDI3
AC_CHDI4 EA08 VI2P12
AC_CHDI5 EA09 VI2P13
AC_CHDI6 EA10 VI2P14
EA11 VI2P15
EA12 VI2P16
EA13 VI2P17
EA14 VI2P18
EA15 VI2P19
*R8472
EXB2HV103JV EA16 VI2P22
EA17 VI2P23
EA18 VI2P24
EA19 VI2P25
EA20 VI2P26
AC_CHCLK EA21 VI2P27
AC_CHVAL EA22 VI2P28
AC_CHSYNC EA23 VI2P29
SMTCMD0
SMTSEL0 ExBUS
AC_XPDWT
CH1VAL
SUB3.3V
TO 5/16
*R8474
*R8475
EXB28V103JX EXB28V103JX
AA_XRST
AG_SW_OFF_DET
SUB5V
STB3.3V
Q8852
R8944
R8950 R8946 2SD0601A0L
22k
0 0
STB_RST
R8942
R8390
5.6k
10k
R8936
R8943 47k
100k
Q8853
2SD0601A0L
AG_DTV_VOUTENB
AG_SD_BOOT_STS
SUB3.3V
R8564
10k
IC8554
TVRQ025-2
NOR FLASH
3
TH-42PY800H/M/MR/MS/MT A-Board (4/16) Schematic Diagram
28 29
LiteII
TO 2/16
AA_XRST
AA_ESZ0
AA_ESZ1
R8953 R8867
EXB2HV680JV EXB2HV680JV
ADDRESS MPXed, if D-Latch
AA_EA8 AA_ED0 ExBUS
ED0 /EA8
AA_EA9 AA_ED1
ED1 /EA9
AA_EA10 AA_ED2
ED2 /EA10
AA_EA11 AA_ED3
ED3 /EA11
AA_EA12 AA_ED4
ED4 /EA12
AA_EA13 AA_ED5
ED5 /EA13
AA_EA14 AA_ED6
ED6 /EA14
AA_EA15 AA_ED7
ED7 /EA15
AA_EA16 AA_ED8
ED8 /EA16
AA_EA17 AA_ED9
ED9 /EA17
AA_EA18 AA_ED10
ED10 /EA18
AA_EA19 AA_ED11
ED11 /EA19
AA_EA20 AA_ED12
ED12 /EA20
AA_EA21 AA_ED13
ED13 /EA21
AA_EA22 AA_ED14
ED14 /EA22
AA_EA23 AA_ED15
ED15 /EA23
R8866
R8952
ED/EA with Int.PU at start
EXB2HV680JV
EXB2HV680JV (XECS2,3 setting)
R8865
EXB2HV680JV
AA_EA0
EA0
AA_EA1
EA1
AA_EA2
EA2 ExBUS
AA_EA3
EA3
AA_EA4
EA4
AA_EA5
EA5
AA_EA6
EA6
AA_EA7
EA7
AA_EA24 R8710 68
VI2P4 EA24 INT.PD
AA_XRST
SUB3.3V
SUB3.3V
R8935 B_PORT
10k
R8868
68
VI2ENB PORT15[6], POWER_DET, Hi-Z
SUB3.3V
ExBUS
R8938 XECS3,5,7: USED FOR OTHER PORPOSE PINS
4.7k
XNFWE PORT14[7], FE_XRST INT.PU
see also SDA2 for ea_pullup_sel
AA_XECS0 R8877 68
R8939
XECS0 OUTPUT
1.5k AA_XECS1 R8878 68
XECS1 OUTPUT
R8879
68
XECS2 Reserved for ETHER/(ed_pullup_sel)
AA_XEAS R8880
68
XECS4 OUTPUT/(BOOTBT)
R8937
47k
AA_XNMIRQ R8882
Q8850 68
XNMIRQ INT.PU
AA_XIRQ1 R8883 68
2SD0601A0L XIRQ1 NEED EXT.PU
AA_XIRQ2 R8884
68
XIRQ2 NEED EXT.PU
XIRQ3 for HDMI_INT in ADV sheet
AA_ERXW R8885 68
ERXW INT.PU
AA_XERE
R8886 68
XERE INT.PU
AA_XEWE0 R8887
68
XEWE0 INT.PU
AA_XEWE1 R8888 68
XEWE1 INT.PU
AA_XEDK
R8889 68
XEDK INT.PU
AA_ECLK R8890
68
ECLK OUTPUT
AA_ESZ0 R8891
68
ESZ0 OUTPUT
AA_ESZ1 R8892 68
ESZ1 OUTPUT
SUB3.3V
AA_BOOTSWAP R8894 68
BOOTSWAP INT.PU
R8957 R8958
10k 10k
6/26 change
R8956
IS0VAL PORT7[4] AUDIO_MUTE Hi-Z
R8895
IS0CLK PORT7[3] A_MON_MUTE Hi-Z
R8896 0
VOUTENB INT.PD
R8897 0
VI2P11 PORT16[1], SDBOOT, INT_PD
TP8851
TO 9/16
R8900 68
AA_SBI0 SBI0 DUBUG/JIG
R8901 68
AA_SBO0 SBO0
INT.PU
TP1043 TP1042
to Sheet011
R8959 68
IS1VAL SBI1 Hi-Z PORT7[7] SDRAM_CHK1
C8555 R8960 68
16V IS1PSYNC SBO1 Hi-Z PORT8[0] SDRAM_CHK2
0.1u
JTAG
30 31
TO 2/16
LiteII
OUTPUT
IECOUT0
TO 2/16
SRCK0
LRCK0
DMIX0
DAUDIO
YC YUV RGB
- V R MVDACO0
C U B MVDACO1
Y Y G MVDACO2
Comp. Comp. Comp. MVDACO3
AG_CLK74SEL
CLKGEN_S2
R8927
0
PORT9[4] EEPROM_WP VI2CLK2
SD_CARD
NO PU/PD
SDDAT0
SDCD
SDDAT2
SDDAT3
SDWP
SDDAT1
SDCMD
SDCLK
CI I/F
IS1CLK
IS1CLK
CI_OCP
SMTCLK0
SMTCLK0 CI_POWER_ON
R8929
EXB2HVR000V
AC_CHDI0
XDCD0
AC_CHDI1
XCTS0
AC_CHDI2
XRI0
AC_CHDI3
TXD0
AC_CHDI4
RXD0
AC_CHDI5
SMTCLK1
AC_CHDI6
SMTD1
CI PARALLEL TS
AC_CHDI7
SMTRST1
Hi-Z
R8851 0
AC_CHVAL
XRTS0
AC_CHSYNC R8852 0
XDTR0
AC_CHCLK R8853 0
XDSR0
SMTCMD0
SMTCMD0 XPDCD1
SMTSEL0
SMTSEL0 XPDCD2
CH1VAL
CH1VAL XCI_IREQ
AC_XPDWT
SMTD0 Hi-Z
R8854
RESERVED
FOR FUTURE USE
PORT7[1], XRST_PRO, non
PORT7[0], DDR_256_SEL, non
TUNER SERIAL TS PORT7[2], SDCTRL, INT.PU
CH0CLK
CH0CLK Hi-Z IS1DATA
PORT16[4], GC6_IRQ1
CH0PSYNC
CH0PSYNC INT.PD
CH0VAL PORT15[0], H FIXED NANDRYBY
CH0VAL INT.PD
MDO0
R8386 0
CH0DATA INT.PD
*R8328
10k
VI2P10
VI2CLK
32 33
44
100 R8501 AH_IECOUT0
330 R8502 AH_SRCK0
AH_LRCK0 AG_CLK74SEL
330 R8503
330 R8504 AH_DMIX0
AG_SD_BOOT_STS
AG_DTV_VOUTENB
330 AH_DAUDIO
R8506
AG_SW_OFF_DET
STB_RST
MVDACO3
AG_KEY1(CON-PANE)
SUB3.3V
C8601
16V R8604
0.1u
1 8
A0
VCC R8603
47k
IIC3
2 7
A1
WP LITEII EEPROM WP
R8658
22
3 A2 6
LITE2-EEP_SCL
SCL
4 VSS 5
LITE2-EEP_SDA
SDA
IC8601
TVRP978:H/M/MR/MT
TVRP981:MS
EEPROM
TP8501
TP4835 TP4840
MVDACO3
R8605 68
AH_DAUDIO
AH_DMIX0
AH_SRCK0
R8813
SUB3.3V
EXB28V680JX AH_LRCK0
AE_SDDAT0
AE_SDCD
R8826 AH_IECOUT0
AE_SDDAT2
R8833
AE_SDDAT3 0
R8804 10k
R8814 68 AE_SDWP
R8803 10k
R8815 68
AE_SDDAT1
R8802 10k
R8816 68 AE_SDCMD
R8809 10k
R8817 68 AE_SDCLK
R8808 10k
R8807 10k
10k
R8806
R8805 10k
*FL8802
J0HAAA000013
*FL8801
J0HAAA000013
1 2 1 2
AG_KEY1(CON-PANE)
*A52
TO
GS-BOARD
(GS52)
SUB3.3V
R8751
10k
SUB3.3V
R8556
10k
R8861
*R8657
10k
10k
A-BOARD (4/16)
!
TXN/A1RLTM(H/M/MR/MT)
TXN/A1RLTQ(MS)
TH-42PY800H/M/MR/MS/MT
A-Board (4/16) Schematic Diagram
34 35
GENX5
TO 6/16
AG_CLK74SEL
AG_SD_BOOT_STS
AG_DTV_VOUTENB
AG_SW_OFF_DET
FROM 14/16
STB_RST
TO 6,11/16
AG_KEY1(CON-PANE)
TO 11/16
MVDACO3
(DVB_CVBS)
DIGITAL AUDIO
with AUDIO DESCRIPTION DATA
AH_DAUDIO
MAIN AUDIO DATA
AH_DMIX0
COMMON LR/SR CLK
AH_SRCK0
AH_LRCK0
for PHOTO OUT
AH_IECOUT0
36