Asus VH236H Service Manual page 24

Service Manual
AUSCK R601 22R 1/16W 5%
5 AUSCK
AUSDO R603 22R 1/16W 5%
5 AUSDO
AUOUTLR R604 22R 1/16W 5%
5 AUOUTLR
AUMCKO R606 22R 1/16W 5%
5 AUMCKO
+5V_AUD
+5V_AUDIO1
FB603
1 2
120 OHM
CN605
10
11 2 HP_L
12 3 HP_SENSE
13 5
14 4 HP_R
1
6 L R612 7K5 1/16W 5%
7
9
8 R R614 7K5 1/16W 5%
PHONEJACK
R636
0R05 1/16W
CN604
1 HP_SENSE
2
3 HP_R
4 HP_L
5
NC/CONN
+5V_AUDIO1 FB601
1 2
120 OHM
U601
PCM1754DBQR
I2S_SCK 1
BCK
I2S_SD0 2
DATA
I2S_LR 3
LRCK
I2S_MCK
16
SCK
C607 C608 C609 C610
15
FMT
22pF 22pF 22pF 22pF 14
MUTE
13
DEMP
2W/4OHM
1W/8OHM
+5V_AUDIO1
C617 1uF 10V INL
R626
C619 1uF 10V INR
U603
AURIN 1
1A VCC
2
GND
INR 3
1B0
AULIN 4
2A VCC
5
GND
INL 6
2B0
7
NC
FSA2257MTCX
+5V_AUDIO
+5V_AUDIO 4
R620
100K 1/16W 5%
HP_L R621 750R OHM 1/16W 5% EOUTL
HP_SENSE R622 100K 1/16W 5% SE
HP_R R623 750R OHM 1/16W 5% EOUTR
+
C601 C602
0.1uF 16V 10uF/16V
7 C603 10uF/16V R602 7K5 1/16W 5%
VOUTL
8 C605 10uF/16V R605 7K5 1/16W 5%
VOUTR
12
TEST
11
ZEROA
10
VCOM
5
NC
+
C613
C614 10uF/16V
0.1uF 16V
R619 R620 R612 R613
33KOHM 33KOHM 33KOHM 33KOHM
22KOHM 22KOHM 22KOHM 22KOHM
5
4R7 1/8W 5%
+
5 VOLUME1
C621
14 10uF/16V
13
1S
12 HINR
1B1
11
10 AUDIO_SWITCH
AUDIO_SWITCH 5
2S
9 HINL
2B1
8
NC
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
24
C604 1uF 10V HINL
C606 1uF 10V HINR
+5V_AUD FB602
1
3 +5V_AUD
120 OHM
MUTE
AURIN C618 1uF 10V R613 0R05 1/16W
AULIN C620 1uF 10V R615 0R05 1/16W
SE
R618
NC
FB604 FB605
1 2 1 2 +
120 OHM 120 OHM
Victory Electronics Co . , Ltd. ) OEM MODEL
G3221-1-X-X-4-081225 TPV MODEL
7.0.AUDIO PCB NAME 715G3221-1
Sheet 8 of
Thursday , December 25, 2008
ASUS VH236H&VH232H
+5V_AUDIO
2
C615
+
C616
470uF/16V 0.1uF 16V
U602
1 16 OUT-R+
SHUTDOWN ROUTP
2 15
BYPASS VDD
3 14 OUT-R-
RINN ROUTN
4 13
GND GND
5 12
GND GND
6 11 OUT-L-
LINN LOUTN
7 10
VOLUME VDD
8 9 OUT-L+
SE/BTL LOUTP
APA2071JI-TUG 3.1W
U602 IC with Heat-sink(90G6295-3)
CN603
OUT-L+ 4
OUT-L- 3
OUT-R+ 2
OUT-R- 1
+ CONN
C625 C626
220uF/25V 220uF/25V
EOUTR EOUTL
R624 R625
1K 1/16W 5% 1K 1/16W 5%
Size B
Rev A
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