Hisense MT5380 Service Manual page 42

+5V + 12V
R147 l
1K/0402/NC L
R155
0R0/0402/NC/ ] c
R148
220R/0402
R150
1K/0402
VD9
1N4148
VD7
1 LJ 12
1N41V/8 ]
R156
) _
56K/0402<__
.1. VD_ _
-1N_I48/NC 1 R151
0R0/0402
+ CE44
220uF/16V
R157
47K!0402
OPCTRL3
V8
? 39[
CE43
VD4
_ _- - 22_ 1 4148 ]_
lVD_4 __ 1%10410402
VD8
nOFF MUTE1 bJ
/ Ti
_ 1N4148
VD10 1N4148
R158
0R0/040£ C175F"1
I IOOnF/O402/NC
+5V +12V
R145 I R146
0R0/0402/NC l 0R0/0402
R149
' 4K7/0402
R153 "_ V9 _ _ M1%T4E
IR,52 3904/NO R'54-T-10uF/'Ov/NOI47K/0402 c
47K/0402 i
MTUE CIRCUIT
1,2,3,4,5,6,7,9,10,11,12,13,14 GND << >> GND
1,2,6,7,9,11,12,13 +5V <( >_ +5V
1,2,7,9,13 +12V (( _ +12V
14 ALI_AMP (<)> ALI AMP
14 ARI_AMP (()) AR1 AMP
9 MUTE << }} MUTE
3 OPCTRL3 << >> OPCTRL3
.J_
R159
AR1 AMP 'N/N_
470R/0402
ALt AMP
R 1 62
470R/0402
._LC. 178
--_OpF/0402
C179
100pF/0402
TPA7266 R
TPA7266 L
R160 R161
>
10K/0402/NC 10K!0402/NC
C176
II
4.7uF/10V
C177
II
4.7uF/10V
17
+5V
T
+12V L23
121mH il
CE45 C180
470uF/16V"T" - --luF
/
MUTE
6
7
TI
N20
2IN+ 2OUT+
NC1
1IN+
NC3
2OUT-
SGND
AMUTE1OUT+
Standby
NC2
VCC1
VCC2 1OUT-
15 AMP-Rout+
14 AMP-Rout-
AMP-Lout+
4o
2 AMP-Lout-
PWGND
A7266SA
M-TO_220-15-TDA7266SA-NO-HX
XP3
3
2
1 I_D
Q1
4xl W/HOUSING
M-RSAG5.861.145-HX
Hisense Electric Co.,LTD
HISENSE SHENZHEN R&D
Suite 406,1angfeng Bldg,#2 Kefa Road Nanshan District,Shenzhen,China
Te1:86-755-26532018
Fax:86-755-26532013
Title
AMP/MUTE
Size3 Document Number Ie_z.
<Dec> 1
Date: Monday, June 01, 2009 ISheet 8 of 14