Acer AL1917W - Page 40

Acer Service Manual
39
R710 1K
V01
88
A
AL1917W
Audio
2006-05-27
InnoLux
Document Number : SIZE : TITLE : DATE : SHEET OF
Rev :
DRAWN BY : CHECK BY : APPRO BY :
+14V
R701 5K1
R713 5K6
+
C701 220u/16V
R709 1K
R706 47K
+14V
VOL2
Q702 PMBT3904
1
32
R705 27K
+
C702
470u/25V
+14V 2,3
C706 0.47/16V
R714 100
C709 0.1/50V
C712 4700p/50V
C703
0.1/50V
R708 27K
CN701 4P 2.0mm
1 2 3 4
Line_L
C704 0.47/16V
MUTE2
P701 AUDIO IN
2 3 4 5 1
+14V
C711 4700p/50V
R712
2K
R702 10K
R711 2K
L
+
C713 10u/25V
R703 10K
Q701
PMBT3904
1
32
Lay out guide : 1. Tie the I.C . pin 1,2,3,18,19,20 to ground w ith a large copper pour (open mask lay er)
Line_R
+
C707 470u/16V
+
C705 470u/16V
R704
10K
Q703
PMBT3904
1
32
U701 TDA7496L
1
2
3
13
18
19
20
4
5
6
7
8
9
10
11 12
14
15
16
17
GND
GND
GND
GND
GND
GND
GND
INL
VAROUT_L
VOLUME
VAROUT_R
NC
INR
SVR
STBY MUTE
OUTR
VS
VS
OUTL
R
R707 5K6
+14V