Hitachi L26HP03E Service Manual page 79

LG
AIF ANALOG_IF
12
DIF1
DIGITAL_IF-
11
DIF2 DIGITAL_IF+
10
IF_AGC IF_AGC_DVB_IN
9
ADDRESS_SEL_TUNER
AS
8
NC
7
5V_TUN
B2
6
SDA SDA_TUNER
5
SCL_TUNER
SCL
4
RF_AGC
RF_AGC
3
33V_TUNER
B1
2
ACT_ANT
ANT_PWR
1
DIGITAL_IF-
Samsung/Thomson
IFOUT-
11
IFOUT+
DIGITAL_IF+
10
33V_TUNER
VT
9
IF_AGC IF_AGC_DVB_IN
8
5V_TUN
+5V
7
AIF_OUT
ANALOG_IF
6
SDA_TUNER
SDA
5
SCL SCL_TUNER
4
ADDRESS_SEL_TUNER
SAS
3
1 S104 2
RF_AGC
RF_AGC
2
ACT_ANT
BA
1
R380
8V_VCC
1 220R 2
C520
1
47U
16V
2
C545
L111 R680
ANALOG_IF 1 2 1 2
56R
1 2
1U
10N
L113
16V
1 2
1U
OPSIONAL COIL
No 0248
ACTIVE ANTENNA
R482
1 4R7 2
2R1
5V_TUN
1 2
5V_TUN
TH101
OVER_CUR_DETECT
R502
330R
1 10K 2
2 1
F234
R622
3
1 2
1K
1
Q102 3
BC848B
FDN336P
2 2 1
Q115
ACT_ANT
1
C359
2
10U
1
10V
D121
1 2
1N4148 IF_AGC_DVB_IN
R111
RF_AGC_A 1 12K 2 T_AGC
C448
1
47U
N.C.
16V
2
This part must be placed near the tuner
R126
SCL_TUNER 1 47R 2 SCL_TUN
C586
2
47P
1
50V
R127
1 2
SDA_TUNER 47R SDA_TUN
C587
2
47P
1
50V
5V_TUN 5V_TUN
C546
1 2
10N
16V
OPSIONAL COIL
5V_TUN
R483 R125
1 1K2 2 1 47R 2
SIF_CTL
1
3
Q144
2
BF799
1
C547
1 2
10N
16V
TUNER SUPPLY OPSION
!!!En az 1.8 cm2 altta ve üstte so˜ utma alan' b'rak'lmal'.
R503
2
10K ANT_CTRL
R505
1 2 IF_AGC_DVB
10K
10V
1
100N
C136 2
SCL_TUN_DV B
RF_AGC_DVB
RF_AGC
10V
1
100N
2
C137
NEAR THE TUNER
WARNING!!! This part must be close to chip
Z101
1 4
BA782 IN1 OUT1
SIFP
K9656M
2 1 2 IN2 OUT2 5
D145
SIFM
GND
2
Q140
R209
100K 2 1
BSN20
3
N.C.
VIFM
Z102
1 4
IN1 OUT1
K3958M
2 IN2 OUT2 5
GND
VIFP
V-1 e gecerken yapilan updateler
Video SAW filitre cikislari caprazland'
Analogue IF
U123
LM1117
F116 1 TP158
3 2
1 2 IN OUT
8V_VCC
330R
C600
GND VOUT
1
2
47U
1 4
16V 1
2
330R
R460
1 330R 2
2 S105
1K
Connect if "33V Integrated Tuner" is used!
AGC AND I2C SWITCH PART
R624
S102
1 2
33V_TUNER 1 1K 2
5V_VCC
C532
2
1U
1
50V
C128
1 2
100N
U115 10V
74HCT4053
1 16
2Y1 VCC
2 15
SCL 2Y0 2Z
SCL_TUN
3 14
3Y1 1Z
SDA_TUN
4 13
SDA_TUN_DVB
3Z 1Y1
5 12
RF_AGC_A SDA
3Y0 1Y0
S101
6 11
E S1 1 2
S103
7 10
1 2 VEE S2
R254
8 9
5V_VCC
GND S3 1 4K7 2
3
R595
Q116
2
1 22K 2 IDTV_SW
BC848B
1
C467 C611
2
220u
C132
1 2 1 6V3
10U 1 2
F187
10V 100N
3V3_STBY 1 2
10V
C363 C131 330R
1 2 1 2
10U 100N
10V 10V
F184
3V3_VCC 1 2
330R
C361 C129
1 2 1 2
10U 100N
F185
10V 10V
3V3_VCC 1 2
330R
F186
5V_TUN 1 2 4K7
1 2
330R
R253
C510
2
100N
1 10V
WARNING!!! This part must be close to chip
5V_TUN
C360 C134
2
10U 100N
1
10V 10V
Near Tuner
supply pin
1
F159
NC
1 2
5V_TUN
330R
F158
1 2 33V_VCC
330R
C597
2
220P
1 U138
50V
MST6WB7GQ-3
62
AVDD_MPLL
63
VR27 4
64
VR12
65
AVDD_RXS
66
GND_RXS
67
SIFP SIFP
68
SIFM
SIFM
69
VIFM VIFM
70
VIFP
VIFP
71
GND_RXV
72
AVDD_RXV
73
TAGC
T_AGC