JVC LT-19DA9 Series - Circuit Diagrams

2-8(No.YA606<Rev.001>)(No.YA606<Rev.001>)2-7
MAIN PWB ASS'Y (1/22)
[Analog Tuner]
HU-71200009
lt-26da9bj_scaler-20_0529_20/23_0.0
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
L/T outpur -
Phono type
Input - IEC type
I2C AS : 0xC0
All location are from 770 to 799
LOW
MAX 1.5A
ONHIGH
+5V_ANT
OFF
ANT_PWR_EN
+5.29V
IF ANT_PWR_CTRL is L --> ANT_PWR_EN L
AGC
AGC
+5V_ANT
ANT_SIF
CVBS_TIN
SECAM-L
ANT_PWR_EN
ANT_PWR_CTRL
VCTP_SCL_3V3
+5V_ANT
+5V_Analog_Tuner
+5V_Analog_Tuner
+5V_ANT_A
+7V
+5V_ANT_A
+3V3D
D770
OPEN-ZMMC5V6
12
R789
152/1005
R773
472/1005
C780
2.2uF/50V/MVK/S
R785
152/1005
U770
TAUT-S711D
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
21
22
23
24
BB(CTR) ANT (5V) +B(+5V) NC RF_AGC TP_+33V NC GND SDA SCL AS NC CVBS AFT AUDIO SIF NC NC NC NC
GND4
GND3
GND2
GND1
C777
106p/2012
C782
330p
U771
LD29150PT/P-PAK 5P
1 2 3 4 5 6
/INH VIN GND VOUT ADJ GND
C784
OPEN-330pOPEN-330p
R779 000/1005
R784
101/1005
R770 000/1005
C773
106p/2012
R787
103/F/1005
C770
104p/1005
R793
C783
C779
101p/1005
R780
750/F/1005
R790
OPEN-000/1005
OPEN-000/1005
C776
104p
R792
000/1005
000/1005
C778
104p/1005
C774
104p/1005
R777
C775
106p/2012
C781
330p
R778
OPEN_103/1005
C771
OPEN_2.2uF/50V/MVK/S
Q773
KST4401
1
23
C772
470uF/16V/MVK/S
R776 330/1005
330/1005
R786
333/F/1005
U772
POWER SW MIC2544-1YMM
1
2
45
6
7
8
3
EN
FLG
NC ILIM
OUT
IN
OUT
GND
R781
103/1005
R791
VCTP_SDA_3V3
MAIN PWB
(3/22)
MAIN PWB(3/22)
MAIN PWB(4/22)
MAIN PWB(3/22),(6/22),(13/22),(21/22)
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/22) [Analog Tuner]