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SOURCE SELECTION CIRCUIT
C3 E15
C10 C14
1501 D1
1507 C13
2504 B4
C4 E15
C11 A3
1502 D2
1508 E14
2505 B4
C5 D15
C13 A3
1503 G1
1509 H1
2506 C4
C6 C15
C14 C15
1504 F1
2501 A4
2507 C4
C7 C15
T_E D14
1505 G2
2502 A4
2508 D4
C8 C15
1500 A1
1506 H1
2503 B4
2509 E4
1
2
3
TuLeft
9600
A
+12V_M
TuRight
9599
EH-B
1500
5501
2
2u2
1
CDLeft
3505
2K2
M
B
For ETF version only
-10V
CDRight
3506
-CMOS
3543
-33V
2K2
5K6
C
D
+12V_A
TO ETF7
TO ECO-MTF
1501
1502
1
1
TP_REC_LEFT
D
GND_A
2
2
TP_REC_RIGHT
3
3
GND_A_Tp
4
4
GND_A
TP_LEFT
5
5
+12V_A
3513
6
6
TP_RIGHT
1K
7
-CMOS
FE-BT-VK-N
P
GND_A
E
FE-BT-VK-N
-CMOS
3517
3519
4K7
12K
4
GND_A
GND_A
2
AUX_L
F
3518
3520
1
AUX IN
AUX_R
4K7
12K
3
1504
YKC21-3418
GND_A
GND_A
GND_A
G
1505
1503
MIC_DET
1
1
+12V_A
2
2
3
3
4
4
5
GND_A
TO FRONT
H
1509
1506
1
1
MIC_VCD
2548
*
2
2
GND_A
180p
3
3
MIC_DET
4
+12V_A
TO MPEG
1
2
3
11-5
2510 D4
2516 G8
2522 G7
2528 F7
2534 H10
2511 F2
2517 G6
2523 E7
2529 D9
2535 C10
2512 F2
2518 G7
2524 C6
2530 G9
2536 H10
2513 E4
2519 G6
2525 D6
2531 C9
2537 D10
2514 F3
2520 G7
2526 C7
2532 H9
2538 G10
2515 G6
2521 G6
2527 E7
2533 C10
2539 C11
4
5
6
2501
3501
1K
1u
P
GND_A
2502
3502
1K
1u
P
GND_A
2503
1u
GND_A
GND_A
2504
1u
GND_A
GND_A
+12V_A
SS_L
2507
3509
LINE_L
27K
1u
2508
3510
LINE_R
27K
1u
GND_A
GND_A
SS_R
2510
3514
2509
1K
1u
1u
P
GND_A
GND_A
2513
1u
2514
1u
GND_A
GND_A
GND_A
GND_A
*
For VCD only
P
Provision only
For point 2 pc board only
pt2
4
5
6
2540 G11
2549 E15
2568 D15
2665 G5
3505 B3
3511 D3
2541 C11
2560 F12
2570 C1
2666 G8
3506 B3
3512 D3
2542 G11
2561 F12
3501 A3
3507 B3
3513 E3
2543 D15
2563 E12
2601 A8
3502 A3
3508 C3
3514 D3
2547 E12
2564 G12
2602 B7
3503 A4
3509 C3
3515 E3
2548 H2
2567 C8
2603 A8
3504 A4
3510 D3
3516 E4
7
8
9
3603
+12V_A
150R
GND_A
SA_IN
SS_L
3.7V
DC 3V
7609
BC857B
2602
7601
BC847B
100n
0.6V
SS_R
GND_A
GND_A
GND_A
SIMPLE IS - PROVISION ONLY
2567
3533
7502
470n
5K6
BC847B
+9V3
+10V
GND_A
LINE_L
3535
GND_A
GND_A
10K
+4.8V
+4.8V
7501
GND_A
TDA7468D
7
8
27
VOLUME I
1
POWER
SUR.
+9.3V
SUPPLY
LEFT
28
GND_A
GND_A
+4.8V
3
+4.8V
4
SOURCE
+4.8V
5
SELECTOR
LOGIC
3525
+4.8V
6
220R
2528
2
+4.8V
100n
3524
+4.8V
23
220R
24
+4.8V
VOLUME I
+4.8V
25
SUR.
+4.8V
26
RIGHT
22
21
+4.8V
+4.8V
GND_A
GND_A
GND_A
GND_A
GND_A
GND_A
LINE_R
3536
10K
2666
470n
GND_A
3534
5K6
SIMPLE IS - PROVISION ONLY
7
8
9
11-5
3517 E2
3523 C6
3534 H9
3540 H11
3563 E12
3518 F2
3524 F7
3535 D9
3541 D11
3564 F12
3519 E3
3525 F7
3536 G9
3542 H11
3601 A7
3520 F3
3531 C8
3537 C9
3543 B2
3602 B7
3521 F3
3532 H8
3538 H9
3560 E12
3603 A9
3522 F3
3533 C9
3539 D11
3561 F12
3604 A8
10
11
12
GND_A
CDRight
GND_A
2539
2541
+CD
330n
470n
6503
+12V_M
GND_A
+12
1N4003
2529
4n7
+4.8V
+4.8V
+4.8V
9
10
11
TREBLE
BASS
VOLUME II
3563
12
+4.8V
LEFT
220R
LEFT
LEFT
GND_A
2547
+4.8V
16
BASS ALC
470n
GND_A
3560
I2C_CLK
14
=4.2V
IIC BUS
1K
3561
I2C_DATA
15
=4.2V
1K
13
REC
GND_A
TREBLE
BASS
VOLUME II
3564
D
17
+4.8V
220R
RIGHT
RIGHT
RIGHT
20
19
18
2530
+4.8V
+4.8V
+4.8V
4n7
GND_A
2540
2542
330n
470n
GND_A
GND_A
10
11
12
3605 A8
6502 D6
7601 B8
9602 D15
3606 B8
7609 B9
9603 E15
6503 D12
3607 A8
6504 D13
9557 B15
TU_LEFT A3
4501 G5
6509 C1
9599 A3
T_E1 D14
5305 D15
9600 A3
7501 D8
5501 A2
7502 C7
9601 D15
13
14
15
LPC
+5V6_ECO
32
NTC
31
PWDN
30
I2C_DATA
29
I2C_CLK
28
27
+5V6
26
D
-33V
25
F1
24
F2
23
MUTE
22
AMP_ON
21
HP_LEFT
20
19
9557
HP_RIGHT
18
SA_IN
GND_A
17
TU GND
16
1507
CDLeft
TuStereo
15
1
D
TuClk
14
2
TuData
13
3
TuEnable
12
4
TU GND
11
9601
5
10
pt2
6
CD_ON
2543
CD
9
SW_INFO
7
100p
D
6504
CD_SHSTR
8
8
7
1N4003
9
CD_SHCLK
9602
#
6
10
CD_SICL
+12V_A
pt2
5305
CD_SHDATA
5
TO CDC-LC
11
2u2
4
12
CD_SILD
VOL_LEFT
3
13
CD_GND
CD_PORE
2
14
OE
15
1
D
1508
D
VOL_RIGHT
3139 118 55160 ... 90280 sh 3 dd wk203
13
14
15
A
B
C
D
E
F
G
H
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