LG 42LE4300 Service Manual page 34

PANASONIC (ISDB-T)
MN884433
ISDB_DEMOD
IF_N_EXT
C2901
IF_P_EXT
C2902
ISDB_DEMOD
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
+1.2V_DE +3.3V_DE
ISDB_DEMOD ISDB_DEMOD
ISDB_DEMOD ISDB_DEMOD
C2913 C2916 C2917
0.1uF 0.1uF 0.1uF
16V 16V 16V
ISDB_DEMOD
C2911
0.1uF
16V
VSS_1
1
AVDD_S
2
AII_S
C2903 0.1uF 3
ISDB_DEMOD
AIQ_S
4
AVSS_S
5
VRT_S
6
VRB_S
7
TCPO_S
8 IC2901
VDDL_1
9
ISDB_DEMOD MSCL_S
C2904 0.1uF 10
MN884433
R2904 2.2K
ISDB_DEMOD MSDA_S
11
R2905 2.2K
VSS_2
ISDB_DEMOD 12
VSSH
13
ISDB_DEMOD
C2905 0.1uF
ISDB_DEMOD
PSEL
14
ZSEL
15
VDDL_2
16
C2906 0.1uF ISDB_DEMOD
ACKI
17
ISDB_DEMOD
TCPO_T
R2903 18
1%
10K IR_T
19
VRT_T
20
C2907 0.1uF ISDB_DEMOD
VRB_T
21
C2908 0.1uF ISDB_DEMOD
AVDD_T
22
C2909 0.1uF ISDB_DEMOD
AIN_T
23
0.1uF
AIP_T
24
0.1uF
AVSS_T
25
ISDB_DEMOD
R2907 2.2K
ISDB_DEMOD
R2908 2.2K
ISDB_DEMOD
ISDB_DEMOD C2914
C2912 0.1uF
0.1uF
16V 16V
C2918
0.1uF
16V
ISDB_DEMOD
R2906 10K
IF_AGC_ISDB ISDB_DEMOD
ISDB_OPT
ISDB_DEMOD R2909
1M
C2910
0.1uF
ISDB_DEMOD
X2901
ISDB_DEMOD
25MHz
C2915
15pF
50V
All manuals and user guides at all-guides.com
ISDB_DEMOD
R2910 22
FE_TS_VAL_ERR
ISDB_DEMOD
R2911 22
ISDB_DEMOD
C2920 C2922 FE_TS_SYNC
0.1uF 0.1uF
ISDB_DEMOD
16V 16V
R2912 22
FE_TS_DATA[0]
(FE_TS_SERIAL)
ISDB_DEMOD
R2913 22
FE_TS_CLK
+3.3V_DE
OPT
VSS_9
75 R2914
INTB
74 2.2K
INTA
73
SADR
72
ISDB_DEMOD
VDDH_3
71
C2926 0.1uF
SCL
70
SDA
69
VSS_8
68
ISDB_DEMOD
HDVDDL0
67
C2927 0.1uF
SADR_S
66
NC_2
65
SADR_T
64
ISDB_DEMOD
VDDL_6
63
C2928 0.1uF
VSS_7
62
ERRB
61
SYNCB
60
ERRA
59
SYNCA
58
TDO
57
CSEL1
56
CSEL0
55
TMS
54
TRST
53
ISDB_DEMOD
VDDL_5
52
C2925 0.1uF
VSS_6
51
DEMOD_RESET
ISDB_DEMOD
C2924
0.1uF
16V
C2921 C2923
0.1uF 0.1uF
16V 16V
ISDB_DEMOD
ISDB_DEMOD
ISDB_DEMOD
C2919
15pF
50V
FE_TS_DATA[0]
FE_TS_DATA[0]
(FE_TS_SERIAL)
FE_TS_DATA[1]
OPT ISDB_DEMOD TP2901
AMP_I2C HAVE PULL-UP
FE_TS_DATA[2]
R2915
ISDB_DEMOD TP2902
2.2K FE_TS_DATA[3]
ISDB_DEMOD TP2903
FE_TS_DATA[4]
ISDB_DEMOD TP2904
FE_TS_DATA[5]
ISDB_DEMOD
TP2905
DEMOD_SCL
FE_TS_DATA[6]
DEMOD_SDA
ISDB_DEMOD TP2906
FE_TS_DATA[7]
ISDB_DEMOD TP2907
GP2_Saturn7M
ISDB-T Demodulator
FE_TS_DATA[0-7]
Ver. 1.0
28