JVC LT-26DB1BU/AX Service Manual page 33

MAIN PWB CIRCUIT DIAGRAM (2/28) [QPSK TUNER]
5
D
MAIN PWB (27/28) LNB_OUT
MAIN PWB (28/28)
TUNER_Q_P
C1021
C
MAIN PWB (28/28) 150p/50V/1005
TUNER_Q_N
C1025
150p/50V/1005
B
+5V
A
All location are from 1021 to 1050
5
4
D1021
+3.3V_RF-AMP
OPEN-LNBTVS6-221S
TUNER_AGC
R1023 101/1005
C1022
OPEN-150p/50V/1005
R1025 101/1005
C1026
OPEN-150p/50V/1005
U1022
RT9164
3 2
VIN VO
4
VO
R1027
201/F/1005
C1029
104p/16V/1005
C1030
226p/6.3V/2012
R1028
331/F/1005
4
(No.YA698<Rev.001>)2-9
3
U1021
R1021
2 11
LNB-A SCL
R1022
1 10
LNB-B SDA
DNBU12111IS(V)
3
+3.3V_RF-AMP
9 12
AGC XTAL-OUT
+3.3V_TUNER
4
+3.3V_TUNER
5 8
QP IP
C1023
6 7
QN IN
OPEN-150p/50V/1005
C1027
OPEN-150p/50V/1005
+3.3V_RF-AMP
L1021
BLM18PG300SN1D
C1031 C1032 C1033
OPEN-104p/16V/1005
106p/10V/2012 106p/10V/2012
3
2-10(No.YA698<Rev.001>)
2
000/1005
TUNER1_SCL
MAIN PWB (28/28)
000/1005
TUNER1_SDA
R1024 101/1005
TUNER_I_P
C1024
150p/50V/1005
MAIN PWB (28/28)
R1026 101/1005
TUNER_I_N
C1028
150p/50V/1005
+3.3V_TUNER
MAIN PWB ASS'Y (2/28)
[QPSK TUNER]
HU-71100005
C1034
220uF/16V/BLA/S
2
1
D
C
B
A
1
lt-26_32db1bu_0514_26/30_0.0