Hisense LCD42V68PAM Service Manual page 34

5
5V_M 5V_AMP
L69 L69
FB FB
C344 C344 C817 C817
10uF 10uF 0.1uF 0.1uF
D CE64 CE64
更改AUDIO OUT放大电路电源 SCT1_AUL_OUT R673 R673 47 47
王西瑜20090303
Q42 Q42 10uF/16v 10uF/16v
A_MUTE R703 R703 10K 10K
1
3904 3904
CE65 CE65
SCT1_AUR_OUT R677 R677 47 47
Q55 Q55
10uF/16v 10uF/16v
A_MUTE R704 R704 10K 10K 1
3904 3904
C
R325 R325
DAC_AUL_OUT C234 C234
4.7uF/16V 4.7uF/16V
470 470 C638 C638
2.2nF 2.2nF
R310 R310
10K 10K
B
R329 R329
DAC_AUR_OUT C237 C237
4.7uF/16V 4.7uF/16V
470 470
R317 R317
10K 10K
C642 2.2nF C642 2.2nF
5V_8501
网络更改
20080911
R341 R341
47K 47K
U36 U36
AOLRCK R306 R306 0 0
1
LRCK
AOSDATA0 R307 R307 0 0
2
DIN
AOBCK R339 R339 0 0
A 3
BCLK DEEMPH
4
ENABLE
5
VMID
R340 R340 0 0 CB188 CB188
6
VOUTR
CB185 CB185 + + CE7 CE7
0.1uF 0.1uF 7
10uF 10uF
AGND
10uF/16V 10uF/16V
WM8501 WM8501 R-SOIC14N-1.270-6.00-HX R-SOIC14N-1.270-6.00-HX
CB189 CB189 R342 R342
0.1uF 0.1uF 10K/NC 10K/NC
DAC_AUR_OUT
5
4
5V_AMP
R668 R668
4.7k 4.7k
R672 R672
47k 47k
Q36 Q36 C276 C276
R674 R674
2.2uF 2.2uF A_MUTE R705 R705
10k 10k
R695 R695 0/NS 0/NS AL2
1
3904 3904
AOTL
R697 R697 0 0
R676 R676 R675 R675
47 47 8.2k 8.2k
5V_AMP
R679 R679
4.7k 4.7k
R678 R678
47k 47k
Q52 Q52 R681 R681 C277 C277
10k 10k 2.2uF 2.2uF
A_MUTE R706 R706
1 R696 R696 0/NS 0/NS AR2
3904 3904
R698 R698 0 0 AOTR
R682 R682 R680 R680
47 47 8.2k 8.2k
5VAMP
R239 R239
R241 R241
C189 C189 4.7k 4.7k
1 Q20 Q20
100 100 4.7uF 4.7uF 3904 3904
CE61 CE61
R208 R208 10k 10k
HPOUTL
Q22 Q22
1
3904 3904
R240 R240
220uF/16v 220uF/16v
1 Q51 Q51
R242 R242
C186 C186 10k 10k
2N3906 2N3906
330 330 4.7uF R238 4.7uF R238
4.7k 4.7k
CE63 CE63
HPOUTR
5VAMP
220uF/16v 220uF/16v
R245 R245
4.7k 4.7k
R244 R244
C190 C190
100 100 4.7uF 4.7uF R236 R236
10k 10k 1 Q21 Q21
3904 3904
1 Q23 Q23
3904 3904
R237 R237
10k 10k Q58 Q58
1
R246 R246
C188 C188
2N3906 2N3906
330 330 4.7uF 4.7uF R247 R247
4.7k 4.7k
WANGXIYU20081113
VER.C更改
5V_M
L65 L65
FB FB
网络更改
20080911
CB186 CB186
+ + CE10 CE10
0.1uF 0.1uF
10uF/16V 10uF/16V
R338 R338 100 100 AOMCLK
14
MCLK L72 L72 5V_M
R336 R336 100 100
13
FORMAT
FB FB
R337 R337 100 100
12
5V_8501
11
DVDD
10
DGND
R344 R344
CB192 CB192 0 0 CB187 CB187
9 + +
VOUTL CE11 CE11
0.1uF 0.1uF
10uF/16V 10uF/16V
8
10uF 10uF
AVDD
DAC_AUL_OUT
4
3
5V_AMP
R685 R685
CE69 CE69
4.7k 4.7k
SCT2_AUL_OUT R684 R684 47 47
R683 R683
Q56 Q56
10uF/16v 10uF/16v
Q53 Q53
10K 10K
1
47k 47k R686 R686 10k 10k C278 2.2uF C278 2.2uF R699 R699
1
3904 3904
3904 3904
R688 R688 R687 R687
47 47 8.2k 8.2k
5V_AMP
R690 R690
CE70 CE70
4.7k 4.7k
SCT2_AUR_OUT R689 R689 47 47
R691 R691
Q57 Q57
10uF/16v 10uF/16v
Q54 Q54
10k 10k
10K 10K 1 C279 2.2uF C279 2.2uF
1 47k 47k R692 R692 R701 R701
3904 3904
3904 3904
R694 R694 R693 R693
47 47 8.2k 8.2k
RA34 RA34 10 10 HPOUTL1 HPOUTL1 HPOUTL1
RA36 RA36 10 10 HPOUTR1
2008/06/10
10K/NC 10K/NC
QA8 QA8
RA39 RA39
RA37 RA37 RA38 RA38 1 QA7 QA7 1
4K7 4K7 4K7 4K7 DTC623TK/NC DTC623TK/NC DTC623TK/NC DTC623TK/NC
10K/NC 10K/NC
A_MUTE RA41 RA41
网络更改
20080911
NEAR IC
U7 U7
BOSDATA0 5 RND12 RND12 4 1 10
SDIN AOUTR
BOBCK
6 3 2 9
DEM#/SCLK VA
BOLRCK
7 2 3 8
LRCK GND
BOMCLK
8 1 4 7
MCLK AOUTL
22x4 22x4
5 6
VQ FILT+
R-RESCA2010-8N-HX R-RESCA2010-8N-HX
CS4344 2CH AudioDac CS4344 2CH AudioDac
CB196 CB196
+ + CE16 CE16 CB193 CB193
NC NC
10uF/16v 10uF/16v 0.1uF 0.1uF
3
2
5V_M
5V_M
5V_M
12V_M
删除电阻
20080911 12V_M
12V_M
+3V3
+3V3
+3V3
OFF_MUTE
0 0 AL1 OFF_MUTE
A_MUTE
A_MUTE 14
GPIO_11
GPIO_11 3
SCT1_AUR_OUT
SCT1_AUR_OUT 10
SCT1_AUL_OUT
SCT1_AUL_OUT 10
SCT2_AUR_OUT
SCT2_AUR_OUT 8,10
SCT2_AUL_OUT
SCT2_AUL_OUT 8,10
DAC_AUL_OUT
DAC_AUL_OUT 14
DAC_AUR_OUT
DAC_AUR_OUT 14
AOSDATA0
AOSDATA0 3,6,12
AOBCK
AOBCK
AOLRCK
AOLRCK
AOMCLK
AOMCLK
GND
GND
删除电阻
20080911
AR1
AR1
AL1
AL1
AR2
AR2
AL2
AL2
0 0 AR1
BOSDATA0
BOSDATA0 3,6
BOBCK
BOBCK
BOLRCK
BOLRCK
BOMCLK
BOMCLK
GPIO_21
GPIO_21 3,14
+3V3
RA29 RA29
2008/06/10
100K 100K
RA31 RA31
5V_M
HPDET# GPIO_11
10K 10K C637 C637
L66 L66
0.1uF 0.1uF FB FB
P18 P18
5
AGND + + CE60 CE60
1
L 100uF/16v 100uF/16v
2
WL
4
WR
3
R
DA5 DA5
R320 R320 0 0
DAC_AUL_OUT
EZJZ0V800AA EZJZ0V800AA
R319 R319 0 0
DAC_AUR_OUT
TJC3-4A TJC3-4A
GPIO_21
4
GND
3
HPOUTR1
2
HPOUTL1
1
CN11 CN11
增加酒店机输出接口
王西瑜20090301
2008/06/10
5V_M
L61 L61
AOTR
DACVA
FB FB
AOTL
CE18 CE18
+ +
CB194 CB194 CB195 CB195 10uF/16v 10uF/16v
+ + CE17 CE17
0.1uF 0.1uF 1uF 1uF
10uF/16v 10uF/16v
2
1
2,3,6,8,12,14
D
2,11,14
2,3,4,6,7,11,14
3,14
3,12
3,12
3,12
2,3,4,5,6,7,8,9,10,11,12,14
3
3
3
3
3,6
3,6
3,6
C
5VAMP
CB191 CB191
0.1uF 0.1uF
HPOUTL
HPOUTR
B
A
1