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1
2
HEADPHONE AMPLIFIER
A
C503
C541
2
1
1
2
1n
100u
50V
16V
1 OUTA
C632
2
R423
HP_R
1
4K7
2
C665
3
C537
220n
2
2n2
10V
4
1
50V
1u
16V
B
R211
1
100K
2
C
PREAMPLIFIER
Preamplifier MP7722'ye yakýn olacak.
D
C664
R634
8V_VCC
1
1K
2
1u
16V
U111
LM358D
R695
1 OUT1
8
R539
1
33K
2
VCC
2
7
1
10K
2
IN1-
OUT2
1
3
6
10K
IN1+
IN2-
MAIN_R
1
2
R547
4
5
GND
IN2+
E
MAIN_L
10K
1
2
R548
S206
1
2
12V_AUDIO
D142
S207
1
2
1
2
24V_VCC
F
SS33
1
2
3
R800
22R
1N4148
1N4148
8V_VCC
2
1
2
1
D126
D125
C386
2
1u
1
10V
50V
1
8
VDD
1n
C540
C502
2
U128
R801
7
INAN
OUTB
22R
1
2
TDA1308T
100u
6
INAP
INBN
16V
C633
5
4K7
HP_L
VSS
INBP
1
2
R424
C538
220n
2
2n2
10V
1
50V
C387
R112
1
12K
1
2
1u
10V
10V
1u
R113
1
2
1
12K
C388
100K
R696
VDD_AUDIO
2
1
R728
33K
2
C347
C505
2
2
10u
1n
1
1
16V
50V
VDD_AUDIO
3
4
5
C624
2
2n2
1
50V
9
6
8
5
7
4
HP_DETECT
3
JK107
2
1
S205
1
2
VDD_AUDIO
100K
VDD_AUDIO
1
2
R731
C348
C504
2
2
10u
1n
1
1
16V
50V
C670
100n
1
20
NC1
PGND1
50V
2
19
REF1
SW1
C454
2
3n3
3
18
1
2
50V
IN1
VDD1
4
17
AGND1
BS1
U124
C667
5
16
100n
NC2
NC4
50V
MP7722
10K
6
15
EN1
PGND2
AMP_EN
1
2
R543
7
14
IN2
SW2
2
C539
2
2n2
1
8
13
50V
REF2
VDD2
9
12
AGND2
BS2
R549
10
11
AMP_EN
1
10K
2
EN2
NC3
C669
100n
50V
S204
1
2
VDD_AUDIO
C528
1
22u
50V
2
4
5
6
POP NOISE CIRCUIT
AMP_EN
R722
AMP_MUTE
1
2
2
10K
FEEDBACK_R
C527
1
22u
50V
2
D122
1
2
1N4148
C349
2
1u
1
50V
L107
1
C465
2
470n
1
25V
C560
2
390p
1
50V
L108
1
C466
2
470n
1
25V
C561
2
D123
390p
1
2
1
50V
1N4148
C671
C345
2
100n
1u
1
50V
50V
FEEDBACK_L
6
7
8
S128
12V_VCC
1
2
S127
5V_VCC
1
2
S126
3V3_VCC
1
2
S227
24V_VCC
16V
100u
2
1
C453
1
Q150
2
BC858B
3
3
3
R542
BC848B
BC848B
2
2
1
C668
10K
Q133
Q132
100n
1
1
50V
MUTE_HP_R
3
C385
R544
BC848B
2
2
10K
1
5V_VCC
Q134
1
2
1u
1
10V
MUTE_HP_L
3
R545
BC848B
2
2
1
10K
POP_MUTE
Q135
1
C581
2
22p
1
50V
35V
1m
2
1
2
CN115
10u
C609
1
C533
2
470n
1
25V
2
3
C672
100n
35V
50V
4
1m
2
1
2
10u
C610
C582
C534
2
2
22p
470n
1
1
50V
25V
C673
100n
50V
MAIN [7] AUDIO
7
8
A
B
C
D
E
F
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