Service manual

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
+5V_Tuner
Tuner_SCL
RF_AGC
GND
2nd_IF+
Tuner_SDA
IF_AGC
2nd_IF-
IF_AGC
Tuner_SCL
2nd_IF-
Tuner_SDA
RF_AGC
2nd_IF+
+5V_Tuner
+5V_Tuner
+5V_Tuner
+5V_Tuner
GND1,2,4,5,6,7,8,9
RF_AGC4
IF_AGC4
2nd_IF-4
Tuner_SCL4
2nd_IF+4
Tuner_SDA4
+5V_Tuner2
MODEL
Sheet
REV:
of
CIRCUITY
PCB REV:
PCB FILE :
PCB P/ N:
ECN NO:
AmTRAN
TECHNOLOGY
APPROVED BY:
CHECKED BY:
SCH FILE :
DATE:
DESING BY:
TUNER
VIZIO L32 HDTV10A (3320-0012-0187)
3
9
APCN05080010
37ATSC-M1.BRD
00
01
HDTV_MTKATSC0.DSN
0171-1472-0321
Wednesday, March 15, 2006
IF SAW FILTER AND AMPLIFIER
GLOBAL SIGNAL
TUNER INTERFACE
ALL RESISTORS 0402 WATT,5% UNLESS NOTED.
ALL CAPACITOR VALUES IN uF UNLESS NOTED.
ALL RESISTORS VALUES IN OHMS UNLESS NOTED.
NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"
ALL CAPACITORS 50 VOLT & 105"C UNLESS NOTED.
M= METAL 1%
ALL RESISTORS 25 VOLT IN .1uF UNLESS NOTED.
R13 100 0402R
C40
10nF
0402C
C39
1uF
0603C
C33
0.1uF
0402C
R15 NC 0402R
L12
0ohm
0805L
U7
PORT SAW FILTER X6965D SIP5K
SIP5D
IN+
1
IN-
2
GND
3
OUT+
5
OUT-
4
+
C29
470uF/16v
ECD5
C30
0.1uF
0402C
R18
510/1%
0402R
C31
10nF
0402C
R11
4.7K
0402R
C32
1nF
0402C
L11
0ohm
0805L
R14 4.7K
0402R
U6
PORT TUNER TD1336O/V
GND
TH1
GND
TH2
GND
TH3
GND
TH4
Outdoor PS
1
VS_splitter_+5V
2
OOB_OP
3
NC
4
RF_AGC
5
NC
6
AS
7
SCL
8
SDA
9
NC
10
VS_Tuner_+5V
11
Broad_IF_OP
12
IF_AGC
13
Narrow_IF_OP1
14
Narrow_IF_OP2
15
L14
NC
0805L
C36
1uF
0603C
R12 100 0402R
+
C34
470uF/16v
ECD5
R20
4.7K
0402R
C35
0.1uF
0402C
U8
upc3218
SOP8_065
VCC_+5V
1
IN_1
2
IN_2
3
VAGC
4
GND
5
OUT_2
6
OUT_1
7
GND
8
R10
4.7K
0402R
R17
510/1%
0402R