Service manual

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
SIF_IN
TU_SCL
AF
TU_CVBS
SDA_5V
SCL_5V
SCL_5V
SDA_5V
TU_SDA
AF
TU_V50
SIF_IN
MPX1
NTSC_MONO
NTSC_SIF
NTSC_CVBS
NTSC_SIF
NTSC_CVBS
MPX1
TU_CVBS
TU_V50
5VSB
DV120B
GND
GNDS
TU_SCL
TU_SDA
TU_V50
DV120B
TU_CVBS 9
AF 10
SCL_5V 1,9,13
SDA_5V 1,9,13
MPX1 4
NTSC_SIF 13
NTSC_MONO 10,13
NTSC_CVBS 13
GND1,2,3,4,5,6,7,10,12,13,14
5VSB1,2,4,7,12,14
TU_V502
GND1,2,3,4,5,6,7,10,12,13,14
DV120B1,2,11
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:
TV & DTV INPUT
VIZIO L32 HDTV10A_MTK (3320-0102-0150)
8
14
APCN05080010
VINC-M3.PCB
00
03
L32HDTV_MTKM0.DSN
0171-2272-1973
Monday, March 13, 2006
FQ1236 : NTSC
IF
ADDRESS
TUNER
C2 86
NTSC 4.5MHz
TUNER SIF BPF
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.
R322
75
C37 0.01uF
C35
820pF
R330
8.2K
C139
22pF
0402C
R317 0
C32
820pF
R115 33
+
CE51 47uF/16V
C138
22pF
0402C
C6
820pF
R319
1K
L8 80ohm
L/IND/P10.0
R318
4.7K
L3
1.5uH
R117 33
R320
470
+ CE22
10uF/50V
Q2
2N3904
SOT23/SMD
1
3 2
TU1
FQ1236-MK3
GND1
TH1
GND2
TH2
VS_TUNER
3
SCL
4
AS
6
SDA
5
2nd SIF OUT
11
AF-R
9
AF-L
10
CVBS
12
GND3
TH3
GND4
TH4
AF /MPX
14
VS_IF
13
NC
1
NC
2
NC
7
NC
8
L11 2.2
R321
10
L1
1.5uH
C36
NC
+ CE23
470uF/16V
R120 560
R323
NC
C5 0.01uF L2 47uH/1.6A
L/IND/DIP/P10.0
C33 0.01uFC31 18pF
R93
NC
R122
470