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AF9 BOARD - CIRCUIT DIAGRAM (PART 1)
1
2
3
3521
TU_Left
1K
3522
TU_Right
A
1K
+12V_M
3511
9618
CD_Left
820R
P
5403
EH-B
2u2
1506
A_CD
3512
2
CD_Right
820R
9654
1
B
P
5404
A_CD
2u2
GND_M
3533
GND_EMC
27K
+12V_A
only for
3534
CDR
FE-BT-VK-N
1532
1531
FE-BT-VK-N
27K
1
1
C
TP_REC_LEFT
A_Tp
2
2
TP_REC_RIGHT
3
3
A_Tp
GND_A_Tp
4
4
A_Tp
TP_LEFT
3436
5
5
+12V_A
3435
1K
6
6
TP_RIGHT
1K
7
7
-CMOS
P
D
A_Tp
A_Tp
-CMOS
A_Tp
3501
3503
2503
1u
4K7
12K
#
3507
10K
GND_EMC
A_Aux
#
3508
4
A_Aux
A_Aux
10K
2
E
A_Aux
SS_R
3502
3504
1
SS_L
4K7
12K
2504
3
1u
1501
# only for
YKC21-3418
SOLID STATE
AUX IN
A_Aux
A_Aux
A_Aux
1510
1503
F
FE-BT-VK-N
FE-BT-VK-N
1
1
+12V_A
2
2
3
3
4
4
A_Mic
MIC_DET
MIC_DET
5
2661
G
4.6V
1u
3665
BC847B
P
GND_A
7661
470R
3663
3667
1V
2K2
1M
2663
4
GND_A
2
1n
GND_A
H
3666
BC847B
1
7663
7662
470R
1V
3664
BC857B
3
2K2
0V
1504
2664
YKC21-3418
P
GND_A
LINE OUT
1n
GND_A
GND_A
GND_A
2662
I
4.6V
1u
1
2
3
12-4
4
5
6
2521
100n
P
A_TU
2522
100n
P
A_TU
2511
1u
A_CD
2512
3201
1u
820R
A_CD
SS_L
2535
7201
Line_L
BC847B
11.7V
+12V_A
4u7
9.1V
2536
Line_R
6201
4u7
9.8V
GND_A
SS_R
1N4148
GND_A
GND_A
2532
2531
4u7
A_Aux
A_Mic
4u7
A_Tp
A_HP
P
A_CD
A_TU
A_Tp
1502
1
1
3525
2
2
470R
3
3
4
1505
EH-B
5
only for
#
Game Sound Port
FE-BT-VK-N
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
P
4813
P
2921
2698
100n
100n
GND_EMC
GND_A
3661
LINE_L
2K7
1
3699
2
470R
-Vkk
3
YKC21-3416
1691
GND_A
GND_A
GND_A
0V
0V
7693
5.6V
BC817-25
3668
+5V6
GND_A
4K7
SUBWOOFER
10K
Mute2
3669
3662
LINE_R
2K7
4
5
6
7
8
9
D
3541
DPL_R
1K
GND_A
S
+IS
3545
5K6
SIMPLE I.S.
GND_A
GND_A
+9.1V
10K for S
3547
LINE_L
GND_A
3K3
GND_A
2565
4n7
GND_A
7501
TDA7468
7
8
9
10
4.6V
27
VREF
VOLUME I
TREBLE
1
POWER
SUR.
SUPPLY
LEFT
LEFT
28
A_DPL
GND_A
GND_A
3
4
SOURCE
5
SELECTOR
LOGIC
6
2507
2
3526
100n
23
470R
24
VOLUME I
TREBLE
25
SUR.
RIGHT
RIGHT
26
22
21
20
19
2546
4n7
GND_A
GND_A
GND_A
GND_A
3548
LINE_R
3K3
10K for S
GND_A
2696
SIMPLE I.S.
5.9V
SUB_W
22u
S
3546
5K6
3690
MUTE_SW_FR
1K
OUT
GND_A
D
3542
DPL_L
1K
7
8
9
12-4
10
11
12
13
2593
2591
330n
470n
3563
+IS
10K
GND_A
GND_A
7585
BC847B
GND_A
GND_A
GND_A
3551
5K6
2549
2551
3553
3555
470n
5K6
1n8
8K2
GND_A
GND_A
11
BASS
VOLUME II
12
3645
220R
LEFT
LEFT
ALC_LEVEL
3643
16
P
P
BASS ALC
GND_A
12K
3707
14
I2C_Clk
IIC BUS
1K
15
3708
P
I2C_Data
REC
13
1K
2908
100n
VOLUME II
GND_A
GND_D
BASS
3646
17
220R
RIGHT
RIGHT
18
GND_A
2550
2552
3552
470n
5K6
1n8
3554
3556
5K6
8K2
+IS
GND_A
GND_A
2558
3572
100n
8K2
7586
BC847B
FULL I.S.
GND_A
GND_A
GND_A
2592
2594
D...for DPL
330n
470n
S...for simple I.S.
P...provision
Note : Some values may varies, see respective parts list
GND_A
GND_A
for correct value.
10
11
12
13
14
1501 E1
3511 A3
1502 E3
3512 B3
1503 F1
3513 A3
1504 H1
3514 B3
1505 E4
3521 A3
1506 A1
3522 A3
1510 F1
3523 A3
1531 C1
3524 A3
1532 C2
3525 E6
1691 H5
3526 E7
A
2201 B7
3531 C2
2202 C7
3532 C3
2203 D7
3533 B3
2204 C6
3534 C3
2205 C5
3541 A7
2206 C7
3542 I7
2501 E2
3543 A9
2502 E2
3544 I9
2503 D3
3545 B9
2504 E3
3546 G9
FULL I.S.
2505 F5
3547 C9
2506 F7
3548 F9
B
2507 E7
3549 B9
2511 A4
3550 G9
2512 B4
3551 C11
2513 A4
3552 F11
2514 B4
3553 C11
2515 F6
3554 F11
2516 F7
3555 C12
3559
2521 A4
3556 F12
2522 A4
3557 C12
33K
2523 F6
3558 G12
2561
2524 F6
3559 C14
C
220p
2531 D4
3560 F14
2532 C4
3561 B14
7485
2533 F6
3562 F14
BC847B
2534 F7
3563 A12
2535 B3
3564 G11
2536 C3
3565 B12
2541 A8
3566 G11
GND_A
GND_A
2542 H8
3567 B12
3641
2543 C9
3568 H11
220R
2544 G9
3569 B13
VOL_L
D
2546 F9
3570 H11
4641
2547 B10
3571 B13
2548 G10
3572 G13
2549 C11
3591 A10
2550 F11
3592 I10
2551 C11
3593 A10
2552 F11
3594 I10
2553 B12
3641 D14
2554 G11
3642 E14
2555 B12
3643 D12
E
2556 H11
3645 D11
4642
2557 B13
3646 E11
2558 G12
3661 G3
3642
VOL_R
2559 C12
3662 I3
220R
2560 G12
3663 G3
2561 C14
3664 H3
2562 G14
3665 G1
2563 C14
3666 H1
2564 G14
3667 G3
+IS
2565 C9
3668 I3
2567 B9
3669 I3
F
2568 G9
3690 H7
2589 A10
3699 G6
2590 I9
3700 H6
3560
2591 A10
3707 E12
33K
2592 I10
3708 E12
2593 A11
3712 I3
2562
2594 I11
4501 F5
220p
2641 D13
4641 D14
2642 E13
4642 E14
7488
2661 G2
4813 G5
BC847B
G
2662 I2
4920 E1
2663 H2
5403 A1
2664 I2
5404 B1
2665 H2
6201 C6
GND_A
GND_A
2666 H2
6202 C6
2667 G1
6641 D13
2669 E1
6642 E13
2696 G7
7201 B6
2697 H7
7485 C14
2698 G5
7488 G14
H
2707 E11
7501 C8
2708 E12
7585 B13
2904 G1
7586 G11
2908 E12
7661 G2
2921 G5
7662 H2
2923 B1
7663 H3
2924 F5
7693 H6
3201 B6
9618 A1
3202 C6
9654 B1
3435 D3
3436 D3
I
3437 D3
3438 D3
3501 D1
3502 E1
3503 D2
3504 E2
3505 E2
3506 E2
3507 E3
3508 E3
3139 118 53770...88340 for...3435 pt4 dd wk0123
14
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