Alpine PKG-2000P - Page 40

5 5
4 4
3 3
2 2
1 1
D D C C B B A A
R210 100R
⬅
330R
ᬍЎ
1-4 ALC
V0.8 EN2
MAINBOARD
B
49Thursday, July 06, 2006
Title Size Document Number Rev Date: Sheet
of
AR
ALC_ONOFF
AL
ALC_ONOFF AUDIO_L AR AL AUDIO_R
AUDIO_L
AUDIO_R
ALC_ONOFF 9 AR 7 AUDIO_L 3,8 AL 7 AUDIO_R 3,8
AMUTE7,9
AUDIO_MUTE 7,9
AUDIO_MUTE
7,9
GND_AUDIO
GND_AUDIO
GND_AUDIO
GND_AUDIO
GND_AUDIO
GND_AUDIO
GND_AUDIO
GND_AUDIO
AUDIO8V
GND_AUDIO
AUDIO8V
AUDIO8V
GND_AUDIO
GND_AUDIO
AUDIO8V_ALC
AUDIO5V
GND_AUDIO
GND_AUDIO
GND
Q33
2N3904
Q34 MMBT3906L
3
1
2
EC31 47uF/16V
C90 NC
Q35 MMBT3906L
3
1
2
C144 47PF
Q36
MMBT3906L
3
1
2
R180 47R
R179 1.5k
R208 4.7k
EC32 22uF/16V
D39
1N4148
EC80 100uF/16V
R173 470K
R171 33K
R210
330R
EC79 47uF/16V
EC77 47uF/16V
EC78 22uF/16V
R200 47R
C91 NC
C99 0.047uF
C146
47PF
R167
1.5k
R72 18k
C89
0.047uF
R164 47R
R177 10K
R172 470K
R165 47R
R169 3.9k
Q20 2N3904
1
2 3
EC34
100uF/16V
U21 BA3308F(SO14)
1 2 3 4 5 6 78
9
10 11 12 13 14
OP1
GND
NC
ALC
VCC
NC
OP2NC
IN2 NF2 NF1 NC IN1 NC
EC75 47uF/16V
R178 10K
R75 4.7K
VR2 10K(
ৃ䇗˅
VR1
10K(
ৃ䇗˅
R175 68K
R176 4.7K
Q25 2N3904
32
1
EC74
47uF/16V
R174 18k
R84 1K
Q19 APM2301A
3
1
2
R170 10k
C98 NC
R183 10k
R77 1K
R201 33k
D30
1N4148
R204 18k
R168 3.9k
R83 100k
R91 100k
C97 NC
R205 22k
Q24 2N3904
32
1
EC76 100uF/16V
R206 470R
R166 33K
R207 10k
ˋ