Scott LCT32SHA, Service Manual

Page: 15 / 129

— XTALVDD
AVDD VAD1
—»AVDD_VFE1
— DACVDDA
AUDIO GND
AADCVSS
AUDIO_GND
LVDS_GND
VFE_GND
AADCVSS
VFE_GND1
STANDBY ANALOG POWER
ASB18A
T
T _
ASB33A
+ CE26
_ _ 1 ni 1 F /1 nv —1—
J
10uF/10V
LVDS GND
T
T _
NORMAL VIDEO DAC POWER
DACVDD
BEAD/SMD/0603
T
r.
BEAD/SMD/0603
r.
BEAD/SMD/0603
r.
NORMAL VIDEO DAC POWER
AV33A
r.
+ CE33
1 ni iF /1 nv —'—
J
L/IND/DIP/P10.0
10uF/10V
AADCVSS
_l+. 1
T _
ADCV33A
+ CE35
10uF/10V —
L15 150uH
L/IND/DIP/P10.0
AUDIO GND
r
T _
T
x
T
x
T
x
FB10 f y - , FB
BEAD/SMD/0603
C20
LVDS GND
_
- K V -
r 47uF 1
LVDDA
CB40
= 0.1uF
LVDS GND
LVDDB
.
- ? 73f -
r 47uF 1
CB42
= 0.1uF
LVDS GND
LVDDC
_
-
î
275
f
-
CB45
x
T
x
T
x
NORMAL AUDIO ADC / DAC POWER
ADCV33A
NORMAL ANALOG POWER
ASB18A
AV33A
1+ CE29 I
„ -p . 10uF/10V ^
I LVDS GND I
T
NORMAL VIDEO ADC POWER
ADCV33A
________
FB9 FB
I C19
4.7uF
FB11 r r - \ FB
r
" L
ADCV18A
r
I
i C
"T"
1°L
C0
ND
CB25
0.1uF I 10uF/10v
C0805/SMD
AUDIO_GND
r
T _
T
0.1uF
C060
LVD:
T
x
I
X
AVDD_VFE0
T
x
_ œ L3 s ^ FB
I C49
H ^ 10uF/10v ~*_
I C0805/Sf
1
J
MT8202 DIGITAL POWER & DECOUPLING
KAWA Confidential
1 3 / 1 2
Title
MT8202 DECOUPLING
Size
C
Document Number
A K A I_M T8202_27U S_LV D S_V 0.0 <Designer>
Checked: <Checker>
Rev
Date: Thursday/ Aûril 13 2006 Sheet 4 17
XTALVDD
XTALVDD
ADCVDD
»ADCVDD
AVICM
»AVICM
PWM2VREF
»PWM2VREF
DACFS
»DACFS
LVDDA
»LVDDA
LVDDB
»LVDDE
ADCVDD
LVDDC
»LVDDC
REFP
AADCVDD
»AADCVDD
ADACVDD
»ADACVDD
REFN
VPLLVDD1
»VPLLVDD1
VPLLVDD2
»VPLLVDD2
DACVDDA
PLLVDD1
PLLVDD2 TESTP3
»
pllvdd
;
PLLVDD3 DACVDDB
»PLLVDD3
VPLLVDD2 TESTN3
DACVDDA
TESTP4 VPLLVDD1
DACVDDB
»DACVDDB
DACVDDC TESTN4 VPLLVDD1
»DACVDDC
DACVDDC
AADCVSS
SB33A
AADCVSS
AVICM
AADCVDD
AADCVSS
AADCVSS PWM2VREF
ADACVDD
DACFS