Service manual

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
VICM
VOCM
REXTA
AUXTOP
AUXBOTTOM
APLLVDD
ANALOGVDD
XTALO
DV18A
AVCM
ADCVSS
SYSPLLGND
VREFN4
VREFP4
LVDDA
DV33A LVDDA
APLL_CAP
VPLLVSS
SYSPLLGND
ADCVSS
ADCVDD0
ADCGND
PWM2VREF
ADCVDD
SYSPLLGND
ADCPLLVDD1
ADCPLLVDD
SYSPLLGND
SYSPLLGND
SYSPLLGND
ADCGND
LVSSA
VPLLVDD
VPLLVSS
VPLLVDD
VPLLVSS
LVSSA
SYSPLLGND
ADCGND
DACVSS
XTALI
PWM2VREF
DACVDD
ADCPLLVDD1
AVCM
VPLLVSS
LVSSA
SYSPLLGND
ADCGND
DACVSS
VOCM
VICM
ADCPLLVDD
APLLVDD
APLL_CAP
ADCVDD
XTALI
XTALO
VREFN4
VREFP4
ADCVDD0
VPLLVDD
REXTA
AUXTOP
AUXBOTTOM
DACVREF
DACFS
ANALOGVDD
LVDDA
DV33A
DACFS
DACVSS
DACVREF
DACVSS
DACVDD
DACVDD
DACVSS
DACVSS
ADCVDD0
ADCGND
ADC_VDD
ADCVSS4
ADC_VDD
GND
ADCVDD4
ADCVSS4
ADCVDD4
DV50A
DV18A
GND
DV33A
ADC_VDD
DV33A
DV33A
DV18A
DV33A
ADC_VDD
DV33A
DV50A
DV33A
VPLLVSS 4
LVSSA 4
SYSPLLGND 4
ADCGND 4
DACVSS 4
ADCPLLVDD1 4
ADCPLLVDD 4
APLLVDD 4
APLL_CAP 4
XTALI 4
XTALO 4
VPLLVDD 4
REXTA 4
AUXTOP 4
AUXBOTTOM 4
LVDDA 4
PWM2VREF 4
ADCVDD 4
ADCVDD0 4
DACVDD 4
AVCM 4
VOCM 4
VICM 4
VREFN4 4
VREFP4 4
DACVREF 4
DACFS 4
ANALOGVDD 4
ADCVDD4 4
ADCVSS4 4
DV33A1,2,4,6,7,9,10,11,12
DV18A2,4
GND1,2,4,5,6,7,8,10,12,13,14
DV50A2,6,7
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:
MT8205 ANALOG POWER
VIZIO L32 HDTV10A_MTK (3320-0102-0150)
3
14
APCN05080010
VINC-M3.PCB
00
03
L32HDTV_MTKM0.DSN
0171-2272-1973
Monday, March 13, 2006
1.25x(1+180/110)=3.3V
FOR ADCVDD
FOR DACVDD
Adj ： 1.25x(1+R2/R1)
MT8205 ANALOG POWER AND DECOUPLING
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.
FB56 80ohm
FB17 80ohm
CB64
0.1uF
0402C
R31 47
CB44
0.1uF
0402C
+
CE31
47uF/16V
R24 100K
L9 80ohm
0805L
FB16 80ohm
CB61
0.1uF
0402C
C16
1500pF
0402
CB40
0.1uF
0402
C21
1uF
R25
100/NC
+
CE24
100uF/16V/NC
FB15 80ohm
C26
1uF
C9
0.1uF/NC
0402
+ CE28
47uF/16V
FB10 80ohm
C12
27pF
0402
FB8 80ohm
Y1
27MHz/20PF
C15
0.1uF
FB14 80ohm
CB35
0.1uF
0402
FB6 80ohm
+ CE25
220uF/16V
R26
0/NC
FB7 80ohm
CB59
0.1uF
0402
TP2
CB65
0.1uF
0402C
CB21
0.1uF
0402C
CB53
0.1uF
0402C
CB52
1uF
C19
1uF
CB33
0.1uF
0402
+
CE32
47uF/16V
CB60
0.1uF
0402
+ CE30
47uF/16V
CB68
1uF
CB45
0.1uF
0402C
FB1 80ohm
+
CE20
10uF/16V
FB9 80ohm
CB51
0.1uF
0402C
C20
1uF
C25
0.1uF
0402C
FB3 80ohm
CB55
0.1uF
0402C
CB43
0.1uF
0402C
CB46
0.1uF
0402C
CB47
0.1uF
0402C
C18
1uF
C17
1uF
CB38
0.1uF
0402C
TP1
+
CE29
22uF/16V
R29 3.3K
C13
1uF
FB13 80ohm
CB66
1uF
FB2 80ohm
C24
1uF
FB57 80ohm
CB58
0.1uF
0402C
CB57
0.1uF
0402C
L10 80ohm/NC
0805L
C7
1uF
C11
27pF
0402
FB19 80ohm
R30 47
CB67
0.1uF
0603C
U8
AZ1117D-3.3/adj/NC
1085
ADJ/GND
1
OUT
2
IN
3
CB69
1uF
FB12 80ohm
+
CE21
10uF/16V
CB62
0.1uF
0402C
CB41
0.1uF
0402
R23
560
FB4 80ohm
CB22
0.1uF
0402C
C8
1uF
FB5 80ohm
R27 0
R28 0
CB54
0.1uF
0402C
FB18 80ohm
+
CE27
22uF/16V
CB34
0.1uF
0402
C23
0.1uF
0402
FB11 80ohm
CB39
0.1uF/N.C
0402
CB63
0.1uF
0402C