Panasonic TC-42PX14 Service Manual page 53

11.17. A-Board (11/14) Schematic Diagram
A-BOARD TXN/A1EWUUS (11/14)
!
P3.3V->P2.5V
(FIN)
IC9807
C0DBEHG00006
AVR 2.5V
P2.5V
C9897
10V
10u
P3.3V
C9892
10V
10u
TO
FL9803
P-BOARD
F1J1E104A148 P15V
A25
(P25)
R9800
TP9196
1 G
+15V
G
C9844
2 C9823
+15V 25V
25V
0.01u
10u
3
GND
FL9805
P5V
4 F1J1E104A148
GND
TP9862
5 G
+5V
G
C9837 C9845
6 10V
+5V 16V
10u
0.1u
7
GND
FL9806
F1J1E104A148 STB5V_M
8
GND
TP9006
9 G
STBY5V
G
10 C9846
GND
16V
TP9011 R9145 100 0.1u
11
PANEL_MAIN_ON PANEL_MAIN_ON
TP9012
12 R9120 100
SOS4_PS SOS4_PS
TP9013
R9115 100
13
VDATA_DET VDATA_DET
P5V
C9840 C9832
25V 10V
0.01u 10u
TO
SC-BOARD
(SC20)
PANEL_MAIN_ON
PANEL_MAIN_ON
A20
SOS4_PS
SOS4_PS
VDATA_DET
VDATA_DET
P5V
1
SIU
2
CLK
3
GND
4 FP_SIU
CERS FP_CLK
5
FP_CERS
CRC2
6 FP_CRC2
GND FP_OC2
7
FP_CRC1
OC2
8
FP_FPGANRST
CRC1 FP_OC1
9
SC_FPGANRST R9848
10 EXB2HV470JV
OC1
11
SCSU
12
GND
13
R9110 100 SOS6_SC1
SOS6_SC1
14
R9142 100 SOS7_SC2
SOS7_SC2
15
GND
16
R9202 100 SC_UHZ
UHZ
17
CPH2
18 FP_SCSU
GND FP_CPH2
19
FP_CEL
CEL
20 FP_CSH
CSH FP_CSL
21
FP_CPH1
GND
22 FP_CMH
CSL FP_CML
23
CPH1 R9849
24
EXB2HV470JV
GND
25
CMH
26
CML
27
P15V
NC
28
+15V
29 C9859 C9858
25V 25V
+15V 0.01u 10u
30
91 92
P5V->FPGA2.5V
PANEL MICOM,EEPROM
3.3V
IC9805
C0DBAYY00477
DC-DC CONVERTER
15V->3.3V
P15V
1 PGND 20
VIN
C9077 C9078
2 PGND 19
25V 25V
VIN
10u 10u
3 PGND 18
P3.3V VIN
4 SW 17
L9001 NC
G1C3R3Z00004
5 SW 16
NC
C9071 6 15
SW
25V EN
0.1u
7 14
BOOT
PSET
C9080
8 13 50V 200p
C9073 C9072 C9076 NC
6.3V 6.3V 16V RT
R9079 27k
22u 22u 0.022u
9 SS/DELAY 12
FC
R9078 43k
C9074
10 GND 11
50V
FB 2200p
C9079
50V 22p
R9081 R9080
47k 15k
1.2V
IC9806
C0DBAYY00477
DC-DC CONVERTER
15V->1.2V P15V
1 20
PGND
VIN
2 19 C9869 C9872
PGND
25V 25V
VIN
10u 10u
3 18
PGND
VIN
P1.2V
4 SW 17
L9802
NC
G1C6R8Z00008
5 SW 16
NC
C9066 6 SW 15
R9900 R9873 25V EN
12 12 0.1u
7 BOOT 14
PSET
C9882
C9863
8 13 50V 200p
C9068 C9067 25V NC
RT
6.3V 6.3V R9893 27k
4700p
22u 22u 9 12
SS/DELAY
FC
R9077 13k C9069
10 GND 11
50V
FB 2200p
C9874
50V 100p
R9894
20k
R9872
10k
P3.3V
C9055
16V
0.1u
IIC_SW P33V_IN
17 16
S_SCL2 P_SCL2
18 15
S_SDA2 P_SDA2
19 14
R9201
S_SCL1 P_SCL1
20 13 S
R9200
S_SDA1 P_SDA1
21 12 S
STB_D3.3V P15V
STB33VIN VIN_OR
22 11
R9871 R9868
10k 100k
P33V DCDC_OE
23 10
C9034 C9035 STB_D3.3V
P_ON_OFF GND
24 9 16V 10V
STB5V_M
0.1u 10u
STB5V_IN STB33V
25 8
D9110 C9033 C9036
C9037
16V 10V
B0JCGD000002 GND CD_OUT 25V R9121
0.1u 10u
R9129 26 7 0.01u 100k
68k
CE RESET
27 6
A1 Y1
28 5
A2 Y2
29 4
A3 Y3
30 3
A4 Y4
Q9001 31 2
R9101 C9049
33k 16V
B1ABCF000231 A5 Y5
0.1u 32 1
R9210
R9102
47k
100
IC9004
Q9000
R9100
47k
B1ABCF000231
C1ZBZ0003983
STB+3.3V/RESET
93 94
P5V P2.5V_FP
C9899
R9897 C9926
10V
10k 10V
10u VIN VOUT
10u
VSS
ON/OFF NC
IC9808
STB_D3.3V
R9898
C0CBCAC00365
10k Q9807 Q9003
2SD0601A0L AVR 2.5V B1ABCF000231
R9899
Q9002
10k
R9105 B1ABCF000231
R9108
10k
10k
D9000 R9109
B0JCCE000008 10k
REM_IN
Q9004
B1ABCF000231
R9113
100k
C9048
16V
0.1u
STB_D3.3V
R9013
P
R9154 2.7k
R9155 2.7k
D_IIC_SW
PROG_M Internal PU 26
S 27
R9076
R9070
28
10k
P31
29 EXCLKSEL
P32 P72_SDA1
30
P73_SCL1
P33
31
P34
32
P35
33
P36
34
IC9003
P37
35
VPPEX_(N.C.)
36
MNZSFH8KPH2
IVDD
C9045 37
16V C9044 VDD
PANEL MICOM
0.1u 10V 38
C9062
4.7u RONA
10V 4.7u 39
VSS
40
TO 1/14
VJ9012 OSCXO
41
GENX_CLK OSCXI
S 42
C9063
16V IVDD
RXD_PC 0.1u 43
P64_SBI1
44
TXD_PC
P63_SBT1
ENTRG0_(UND)
AR_IIC_CONT Soft_PullUP 45
NBOOT_(N.C.) ENTRG1_(UND)
46
NRST TRCCLK_(UND)
NRST
47
48
49
P3.3V
50
R9203
22k
VDATA_DET Soft_PullDown
C9052 C9064
R9073
16V 16V
4.7k
0.1u 0.1u
P3V_SCL02
P3V_SDA02
P3V_SCL01
P3V_SDA01 C9046
16V
0.1u
P15V P5V
C9040
16V
R9215 R9205 0.1u
33k
100k
C9053
16V
NRST
0.1u
SOS6
R9207 R9206
24k 56k
SOS7
SOS8
95 96
53
P3.3V
R9072
1k
C9047
16V
C9061 0.1u
16V
0.1u
100
99
InternalP.D. OSD_CLKIN
98
VSS
P62_SBI0A 97 InternalP.D. OSD_HIN
P61_SBT0A PA0_HSYNC
96
InternalP.D. OSD_VIN
P60_SBO0A
PA1_VSYNC_IRQ1
95 OSD_R
PA2_R00
94
OSD_G
PA3_G00
93 OSD_B
PA4_B00
92 OSD_YS
PA5_YSOUT
91
R9119
PA6_HOUT
90 EXB38V470JV
PA7_VCLKOUT
89
P54_IRQ5
88
P53_IRQ4
87
R9071
P52_IRQ3
86 22k XI_DONE
P51_IRQ2
85
P04_SBO0B
84
P03_SBT0B
83 P_ON/OFF
P02
82
P01
P40_TM0IO
81
P75_SCL2 P00
80
P74_SDA2 R9107 AUX_ON/OFF
P44_TM4IO_SYSCLK
79 3.3k DRVRST
78 D_XRST
77
P3.3V
76
R9068 R9166
10k 10k R9189
10k
FPGANRST
*IC9001
TVRQ586AAS
EEPROM
R9149
1 E0 8
4.7k R9214
2.7k VCC
TP9000
C9065
R9211
16V 2 7
2.7k E1
0.1u WC
TP9001
3 E2 6
SCL
TP9002
4 5
VSS
SDA
P3.3V
C9056
16V
0.1u
97 98 99
11
STB_D3.3V
C9057
16V
0.1u
12
13