Panasonic TC-37LZ800 Service Manual page 41

11.13. A-Board (10/10) Schematic Diagram
SUB5V
R8336
0
!
TU8300
ENGE6604KF
NC
1
NC
2
NC
3
L-out RF_L
4
R-out RF_R
5
RF-AGC_Monitor
7
Video-out VIDEO_OUT
L8301
8
J0JHC0000045
VB
9 C8301 C8302 C8310
50V 16V 6.3V
1000p 0.1u
220u BT30V
BT_Monitor
TP8303 L8302
11
J0JHC0000045
BTL
C8303
12 C8311
50V 35V
0.01u 22u
SDA R8302 47
C8304
14
SCL 50V 82p R8303 47
15 C8305
AFT-out 50V 82p R8331 0 AG_RF_AFT1
16
+B
17 C8313 C8307 C8312
L8303
IF_Monitor 50V 16V 6.3V
J0JHC0000045
1000p 0.1u 220u
18
IF-AGC R8304 0
19
IFD-out1
20
IFD-out2
21
IF_OUT_P
C8386
50V
1000p R8305
100
C8387
50V 1000p R8306
100
IF_OUT_N
! A-BOARD (10/10)
TNPH0720ABS (37 INCH)
TNPH0720ACS (32 INCH)
FrontEnd
TC-37/32LZ800
A-Board (10/10) Schematic Diagram
82 83
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_N
L8304
G1CR22JA0020
C8314 C8317 C8320
R8335 R8309 R8337
50V 50V 50V 68
220 0
27p L8305 27p 22p
G1CR22JA0020
C8323 C8324
FA_FAT_P
50V 50V
12p 12p
C8316 C8319 C8322
50V 12p 50V 100p 16V 0.01u
X8300 FA_FAT_P
H0J250500079
FA_FAT_N
84 85
SUB3.3V
L8307
J0JHC0000045
C8328 C8336
16V 10V
0.1u 10u
1
2
3
C8330 4
NC3
VDDA6 TRST
16V 5
NC4 NC19 NC17 VDDL9
0.1u 6
NC20 OPN11
NC5 VSS15
7
VDDA0
8
C8325
VSSA0
16V
9
0.1u VSSA1 FRONT END PROCESSOR VDDH5
C8331 10
VDDL0 VSS14
16V 11
VSS0 IBSCK
0.1u 12 IC8300
NC6 VDDL8
13
VDDA1 VSS13
MN884350
14
VSSA2 IBSDO
C8332 15
NC7 IBDEN
16V 0.1u
16
NC8 IBPCK
17
VDDA2 VDDH4
18
VSSA3 VSS12
C8333
C8326 19
16V 0.1u OPN0
16V 20
0.1u VDDA3
21
VDDL1 VDDH3
22
VSS1 VSS11
23
VDDL2
24
XO
C8327
25
XI VDDL7
16V 26
VSS2 VSS10
0.1u C8334 R8314 12k
27
IBADIRF
16V 0.1u
1% 28
VSSA4
29
VDDA4 VDDH2
30
VSSA5
31
VDDA5
IBADVRL NC12
32
IBAINP NC11 FIXL3 IBERR
C8335
33 IBADVRL2 FIXL2
NC9 IBFSYNC
16V 0.1u
34
C8337 35
16V 0.1u 36
C8338
16V 0.1u
16V
C8339
0.1u
C8340 16V
0.1u
C8346
16V
0.01u
86 87
41
SUB1.2V SUB3.3V
CH0CLK
CH0PSYNC
CH0VAL
CH0DATA
SUB3.3V
R8334
47k
XIRQ2
FE_XRST
XECS6
AD_SDA2
108
C8360 AD_SCL2
107
106 R8323 100 16V XIRQ2
0.1u
105
NC15
104
103
102 C8361
OPN9
101 16V
OPN8 0.1u
100
99
98 R8324 47 CH0CLK
AG_RF_AFT1
97 C8362
16V 0.1u
96
95 R8325 47 CH0DATA
94 R8326 47 CH0VAL
RF_L
CH0PSYNC
93 R8327 47
92 C8363
16V 0.1u
91
RF_R
90
OPN7
89
OPN6
88 C8364
RF_V
16V 0.1u
87
86
OPN5
85
OPN4
C8365
84
16V 0.1u
83
82
OPN3
81
OPN2
80 C8366
16V 0.1u
79
VSS9
78
OPN1
77
76
SUB3.3V
C8367
75
16V 0.1u
74
73
C8372 C8376 C8381
10V 16V 16V
10u 0.01u 0.1u
SUB5V
C8374 C8377 C8378
10V 16V 16V
10u 0.1u 0.01u
TC-37/32LZ800
A-Board (10/10) Schematic Diagram
88 89
R8333
TO 1/10
47k
CH0CLK
CH0PSYNC
CH0VAL
CH0DATA
TO 1/10
XIRQ2
XECS6
TO 2,4,5/10
AD_SDA2
AD_SCL2
TO 6/10
AG_RF_AFT1
TO 5/10
TP8300
RF_L
TP8301
RF_R
TP8302
RF_V
SUB1.2V
C8382 C8373 C8375
16V 16V 10V
0.01u 0.1u 10u
BT30V
C8379 C8370 C8371
C8380
16V 50V 50V 50V
0.1u 1000p 0.1u 0.01u
90