Panasonic TH-46PZ85U Service Manual page 55

11.17. A-Board (11/12) Schematic Diagram
A-BOARD TNPH0721ABS (11/12)
!
SUB5V
R8336
0
NC
1
NC
2
NC
3
R8300 VJUMP1005-S
L-out
4 S
R-out R8301 VJUMP1005-S
5 S
RF-AGC_Monitor
7
R8332 VJUMP1005-S
Video-out
8 S L8301
VB J0JHC0000045
5V_VB
9 C8301 C8302 C8310
50V 16V 6.3V
1000p 0.1u 220u
BT30V
BT_Monitor
TP8303
11 L8302
BTL J0JHC0000045
BT30V
12
C8303 C8311
50V 35V
0.01u 22u
SDA R8302 47
14
C8304
R8303 47
SCL 50V 220p
15 C8305
AFT-out 50V 220p R8331 0
16
+B 5V_+B
17 C8313 C8312
C8307 L8303
IF_Monitor 50V 6.3V
16V J0JHC0000045
1000p 220u
0.1u
18
IF-AGC R8304 0
19
IFD-out1
20
IFD-out2
21
!
TU8300
ENGE6608KF
TUNER
TH-46PZ85U
A-Board (11/12) Schematic Diagram
91 92
FrontEnd
SUB5V
R8313
1k
R8311
220
Q8300
2SB0709ASL
RF_L
RF_R
VIDEO_OUT
FE_SDA_TU
FE_SCL_TU
AG_RF_AFT1
FA_IF_AGC
C8315 C8318 C8321
50V
50V 16V
12p 100p 0.01u
FA_FAT_P
C8386
50V
R8305
1000p
IF_OUT_P 100
L8304
G1CR22JA0020
C8314 C8317 C8320
R8335 R8309
50V 50V 50V 68 220
R8306 27p L8305 27p 22p
IF_OUT_N 100 G1CR22JA0020
FA_FAT_N
C8387
C8323 C8324
50V
C8322 50V 50V
1000p C8316 C8319
16V 12p 12p
50V 50V
100p 0.01u
12p
X8300
H0J250500079
25MHz
93 94
SUB3.3V
C8328 C8336
16V 10V
0.1u 10u
1
2
3
4
NC3
VDDA6
5
NC4 NC19
6
NC20
NC5
C8330
7
16V VDDA0
0.1u
8
VSSA0
C8325
16V 9
VSSA1
0.1u
10
VDDL0
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
12k IBADIRF
28
VSSA4
C8334 29
16V VDDA4
0.1u 30
VSSA5
C8335
31
16V VDDA5
IBADVRL
FA_FAT_P 0.1u
32
IBAINP NC11
33
IBADVRL2
NC9
FA_FAT_N 34
35
C8337 36
16V
0.1u
C8338
16V
0.1u
C8339 C8340
16V 16V
0.1u 0.1u
C8346
16V
0.01u
95 96
55
CH0CLK
SUB1.2V SUB3.3V
CH0PSYNC
CH0VAL
CH0DATA
XIRQ2
XECS6 FE_XRST
AD_SDA2
108
AD_SCL2
107
106 R8323 100 XIRQ2
105
NC15
TRST
C8360
104
NC17 VDDL9 16V
103 0.1u
OPN11
VSS15
102
OPN9
101
OPN8
100 C8361
VDDH5 16V
99 0.1u
VSS14
CH0CLK
98 R8324 47
IBSCK
C8362
97
VDDL8 16V AG_RF_AFT1
96 0.1u
VSS13
95 R8325 47 CH0DATA
IBSDO
CH0VAL
94 R8326 47
IBDEN RF_L
93 R8327 47 CH0PSYNC
IBPCK
92 C8363
VDDH4
16V
91 0.1u
VSS12 RF_R
90
OPN7
89
OPN6
C8364
88
VDDH3 16V RF_V
0.1u
87
VSS11
86
OPN5
85
OPN4
C8365
84
VDDL7 16V
83 0.1u
VSS10
82
OPN3
81
OPN2
80 C8366
SUB3.3V
VDDH2 16V
79 0.1u
VSS9
78
OPN1
NC12
77
FIXL3 IBERR
76
FIXL2
IBFSYNC
C8367
75
16V
0.1u C8381
74 C8372 C8376
16V
10V 16V
73
10u 0.01u 0.1u
SUB5V
C8374 C8377 C8378 C8379
10V 16V 16V 16V
10u 0.1u 0.01u 0.1u
97 98
CH0CLK
CH0PSYNC to (1/12)
LiteII
CH0VAL
CH0DATA
SUB3.3V
XIRQ2 to (1/12)
XECS6 to (1/12)
AD_SDA2
to (3/12)(5/12)(12/12)
AD_SCL2
to (7/15)
AG_RF_AFT1
TP8300
RF_L
TP8301
RF_R to (5/12)
TP8302
RF_V
SUB1.2V
C8382 C8373 C8375
16V 16V 10V
0.01u 0.1u 10u
BT30V
C8370 C8371 C8380
50V 50V 50V
1000p 0.01u
0.1u
TH-46PZ85U
A-Board (11/12) Schematic Diagram
99