Panasonic TH-42PZ800U Service Manual page 57

11.17. A-Board (11/12) Schematic Diagram
A-BOARD TNPH0731S (11/12)
!
SUB5V
NC
1
NC
2
NC
R8300
3
VJUMP1005-S
L-out RF_L
4 S
R-out RF_R
5 S
R8301
VJUMP1005-S
RF-AGC_Monitor
R8332
7
VJUMP1005-S
Video-out VIDEO_OUT
S
8
VB 5V_VB
9
C8301 C8302 C8310 L8301
16V 6.3V
50V J0JHC0000045
0.1u 220u
1000p
BT30V
BT_Monitor
TP8303
11 L8302
BTL BT30V J0JHC0000045
12 C8303 C8311
50V 35V
0.01u 22u
R8302 47
SDA
14 C8304
R8303
SCL 50V 220p 47
15
C8305
R8331 0
AFT-out 50V 220p AG_RF_AFT1
16
+B 5V_+B
17
C8313 C8307 C8312 L8303
IF_Monitor 50V 16V 6.3V J0JHC0000045
1000p 0.1u 220u
18 R8304
IF-AGC 0
19
IFD-out1
20
IFD-out2
21
!
TU8300
ENGE6608KF
C8386
50V
1000p
IF_OUT_P
IF_OUT_N
C8387
50V
1000p
TH-42PZ800U
A-Board (11/12) Schematic Diagram
91 92
FrontEnd
SUB5V
L8308
J0JHC0000045
R8313
1k
R8311
220
Q8300
2SB0709ASL
FE_SDA_TU
FE_SCL_TU
FA_IF_AGC
C8315 C8318 C8321
50V 12p 50V 100p 16V 0.01u
FA_FAT_P
R8305
100
L8304
G1CR22JA0020
C8314 C8317 C8320
R8335
50V 50V 50V
27p 68
27p 22p 25MHz
L8305
G1CR22JA0020
R8306
FA_FAT_N C8323 C8324
100
50V 50V
12p 12p
C8316 C8319
C8322
50V 12p 50V 100p
16V 0.01u
X8300
FA_FAT_P
H0J250500079
FA_FAT_N
93 94
SUB3.3V
C8328 C8336
10V
16V
10u
0.1u
0V
1
2
3
4
NC3
VDDA6 TRST
5
NC4 NC19 NC17
6 NC20 OPN11
NC5
C8330
7
16V VDDA0
0.1u 8
VSSA0
9
VSSA1
C8325
10
16V VDDL0
0.1u 11
VSS0
12
NC6
IC8300
C8331
13
16V VDDA1
0.1u 14
MN884350
VSSA2
15
NC7
16
NC8
C8332
17
16V VDDA2
0.1u 18
VSSA3
19
OPN0
C8333
20
16V VDDA3
C8326 0.1u 21
16V VDDL1
0.1u 22
VSS1
C8327
23
16V VDDL2
FRONT END PROCESSOR
0.1u 24
XO (TERRESTRIAL RECEIVER)
25
XI
26
VSS2
R8314
27
IBADIRF
12k 28
VSSA4
C8334
29
16V VDDA4
0.1u
30
VSSA5
C8335 31
16V VDDA5
IBADVRL NC12
0.1u 32
IBAINP NC11 FIXL3
33 IBADVRL2 FIXL2
NC9
34
35
C8337
36
16V
0.1u
C8338
16V
0.1u
C8339
16V
0.1u
C8340
16V
0.1u
C8346
16V
0.01u
95 96
57
SUB1.2V SUB3.3V
CH0CLK
CH0PSYNC
CH0VAL
CH0DATA
SUB3.3V
XIRQ2
FE_XRST
XECS6
AD_SDA2
108
AD_SCL2
107
R8323 100 XIRQ2
106
105
NC15
C8360
104
16V
VDDL9
0.1u
103
VSS15
102
OPN9
101
OPN8
C8361
100
VDDH5 16V
0.1u
99
VSS14
98 R8324 47 CH0CLK
IBSCK
C8362
97
VDDL8 16V AG_RF_AFT1
0.1u
96
VSS13
95 R8325 47 CH0DATA TP8300
IBSDO
94 R8326 47 CH0VAL
IBDEN RF_L
CH0PSYNC
93 R8327 47
IBPCK
C8363 TP8301
92
VDDH4 16V
91 0.1u
VSS12 RF_R
90
OPN7
TP8302
89
OPN6
88 C8364
VDDH3 16V RF_V
87 0.1u
VSS11
86
OPN5
85
OPN4
C8365
84
16V
VDDL7
0.1u
83
VSS10
82
OPN3
81
OPN2
C8366
80
VDDH2 16V
0.1u
79
VSS9
78
OPN1
77
IBERR
76
IBFSYNC
SUB3.3V
75 C8367
16V
74 0.1u
73
C8372 C8376
10V 16V
10u 0.01u
SUB5V
C8374 C8377
10V 16V
10u 0.1u
TH-42PZ800U
A-Board (11/12) Schematic Diagram
97 98
R8333
47k
CH0CLK
CH0PSYNC
to (1/12)
LiteII
CH0VAL
CH0DATA
XIRQ2 to (1/12)
to (1/12)
XECS6
AD_SDA2
to (3/12)(5/12)(12/12)
AD_SCL2
AG_RF_AFT1 to (7/15)
RF_L
RF_R to (5/12)
RF_V
SUB1.2V
C8381 C8382 C8373 C8375
16V 16V 16V 10V
0.1u 0.01u 0.1u 10u
BT30V
C8378 C8379 C8370 C8371 C8380
16V 16V 50V 50V 50V
0.01u 0.1u 1000p 0.1u 0.01u
99