Haier HL42XR1 Service Manual page 31

] F ] F
UI3D
AVDD12 ADCPLL /f! _
USB DM _ USB VRT AVDD12 PLL USB VR
tiff USB DM AVDD12 TVDPLL /fi 7 T@ 603/SMD
AVDDI2HDM_PLL _55 AVDD12 PLL
AVDD33 USB _6 USB DP AVDD12 PLL NS/_OOpF
AVDD12 USB 67 AVD533 USB AVD512 APLL /_3
6 q AVDD12 USB AVDD12 STSPLL /_1 AVDD12 PLL C0402/
TP0 AVDD12 DMPLL _5_ AVDD12 PLL
AVDD12_TDPLL /5_ AVDD12 PLL
MT5380SMDLQFP
LQFP256/SMD/5380/9
AV33
_ AV25
FB A DD33 USB AV12 FB34 FB
_ " m _ ............ .......... _ _ _ _ l
B_D/ _y_ A_D[ B_D/ MD/0805 A DD25 SADC
BEAD/ MD/0603
47UF/10_ CB87 C54
/C0805/SvluI F ....
......... .... T
.T T
c'.T' .....
J_ J_
0 luF C0402/SMD C0805/SMD 0 01uF 0 luF
T _ C0402/SMD AVSS25 SA C0402/S C0402/SMD
UI3H
/_ 5 AVDD25 SADC
AVDD25 SADC /_ AVSS25 SADC
.............
AF
TUNER DATA In7 RF AGC RI 9" 10K F AGC
TUNER CLK TUNER DATA F AGC MD
/nil TUNER-CLK C568
MT5380 SMD LQFP 0402/SMD
LQFP256/SMD/5380/9 _C0
+5V
AV12
FB19 FB AVDD12 PLL
_Y_ BEAm t C41 C31...... 1 1
i c0402/SUD C0805/SMD 001_F 01_F
C0402/S C0402/SMD
AV12
l USB_5V
i /0ouF/16v
C/OOUFI6V/D5 3H7
USB ON
USB DP
CE228
220uF/16V
i C470U FI 6V/D8H9 D37 D36
ES_0402 0 15pF ESD O4O2 015pF
C0402/SMD C0402/SMD
F_
+SVTUNER
_T_ C T 5V • .SVF
CB1004 E31 NC
_470uF//6v >220u_ SOL
SDA
NC NC
AS F
FAGC
DF
NC D_F
/_ GND
GND
GND
GND
rl
DTV 8ADC/GW41F2
DVT-SADC/GW4 / F2
±
TP/2 _ USBOPWRERR
SOT2S/SMD _'os¸' P_JS_ ¸
F;, "
AO3401
+5V Q75
R2154 nanoSMDC/50F
20K RI206/SMD
R2155
USBOPWREN Q76
2N3904
USB+5V U_B+5V
R2028
4 i# _,v_ 560R TUNER SCL
5 _ _" .... L i _-- ........
.... '£o°?
T AGC 68K C696 C692
q Q/ _F A_C 33pF 33pF
/q DFAT _ TC0 02 _C0 02 SI '
...... _+ _ .... _ _
°,V4 . ...
.... ....>./
+5V TUNER
TUNER
.....................
b_@ R168
4 7uF/10V/ NC//0K
C/08
R173
/ NC//0K
_5V F
RF AGO 3 /
T SCL
T SDA
_/ T AGC
DFAT N+
+5V TUNER
R1624
TUNER DATA
TUNER CLK
T 5V
AS
SCL
ANT POWER SDA
÷5V TUNER AS F
1_ FB48 F AGC
DIF
+30V TUNER FB/NC _ VT D_F
D GND
C/FB GND
GND
TDI636EF MK2
IF USE T1 (DTV 8ADC/GW4ZF2) , TD/636F V
FB48 SHOULD B_ N/C.
SIF LEVEL SHIFTER
Near Tuner Near MT538X
C43 C/47 27 F
DFAT N+ A _ _Y_ .
" _ II L14 dUOnH l_ IL2123L23 220nH
C142 L21
1_012 i 33pF _dUOnH
oR , i_
DFAT _N _
i 33pF
L24 C208
4 7pF
NC _ TC0402iSMD
Use muRata Inductor and TDK Capacitor
GND dividing
FB22 NSIFB FB58 FB/NC FB39 FB/NC F_I NSIFB
B B B
SIF LEVEL SHIFTER
12346789101112 13 I4 15 GND << _
3,8,10 A V12 T
I¸2¸3¸4¸8,910,15 *SV
247 _14 DV3S
312 AV2S
3 +SV TUNER AV33
23¸8¸9¸I013 AV33
14 DVDD _ )) DVDD
MOP_O4 8292 MOP_O4 USBOPWREN
_4s:9=M_p:o4 <4>? ._P:os s_g_._P:os USBOPWRERR
I4 8292 MGPO3 %, 22
.....
12 VP ATV V_V
12 VN ATV
31