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Circuit Diagrams and PWB Layouts
7.7
Audio Linear (AL) - Small Signal Board SSB
1
2
F608
AFR
24
F605
AFV2
4600
AFV1
A
F607
APB
F609
ASCIN
14VM1
14VM1
B
11.5V
I604
11.7V
12.2V
9.5V
11.7V
3631
7603
C
22R
I631
BC327-40
1.2V
11.7V
GNDEO
GNDEO
7606
BC847BW
1.7V
2.1V
1.1V
4.6V
D
GNDEO
IREV
F614
10V
0.3V
7608
BC817-40
I636
E
0.5V
GNDEO
0V
0.3V
c602
I615
GNDEO
GNDT1
9600
F
GNDEO
GNDVS
CTL2
CTL1
1
2
14PV110
3
4
I653
3651
3652
120R
120R
F601
3610
10K
2608
GNDAL
GNDAL
10n
7.5V
7.5V
I646
7.5V 3.6V
7602
10.2V
I641
BC856B
20Vpp
0V
11.7V
7.4V
I648
3616
7604
BC846B
4K7
0.8V
-10V
10V
-5.1V
0.3V
I649
3623
7607
GNDAL
BC846B
2K2
0.8V
-10V
GNDAL
BIAS-ADJ.
3625
2615
I620
100K
330p
3620
not used
I635
I611
3626
2616
47K
1n
5600
8
6
3630
GNDEO
10R
4
3
2
GNDEO
7
1
GNDEO
GNDEO
3
4
7.
48
5
6
2604
3606
27K
100n
I607
GNDAL
3650
GNDVS
I652
3648
470R
47K
14VM1
GNDVS
I619
2.5V
0V
80
I645
VREFA
F603
95
2622
AGND
1u
GNDAL
2.5V
2.4V
96
MUTE
76
I621
0V
MTA(from PIN10)
I624
97
2.5V
I625
I626
2611
98
100n
0.2V
5V
I627
99
AUTO
BIAS
100
3645
GNDAL
AMP
470R
2.5V
1
2.5V
77
3632
2.4V
1961
PH-B
12K
1
3627
F6102
2
8K2
GNDAL
GNDEO
5603
1965
FE-BT-VK-N
F6501
1
2
F6503
3
F6504
4
F6505
5
F6506
6
F6507
7
5
6
7
8
9
3601
5VA
I603
47K
GNDVS
GNDVS
GNDVS
2605
5VA
100n
2606
I618
I602
I605
I601
0V
100n
GNDAL
2.5V
2.5V
1.1V
2.5V
79
78
77
76
75
AVCC
IN2
7004-A
IN1
LA71595AM-MPB
IN3
REC/EE
AUDIO_LIN.
LINE
ALC
AMP
PB
ALC
DET
VREFA
REC
BIAS
AMP
PB/EE
PB
EQ
+
REC:EP/LP
SP
LP,EP
-
PB:EP
2.3V
2.5V
2.5V
2
3
4
5
6
7
8
9
2.6V
0.5V
2.5V
2.5V
2.5V
0.6V
2.5V
2.4V
2.4V
2612
2627
2621
3n9
I612
2631
10n
2n2
3636
390K
I640
NP0 2%
GNDAL
GNDAL
GNDAL
7
8
9
1961 D5
6602 C1
1965 E5
6603 B4
2600 B4
7004-A B9
2601 A7
7601 B1
2602 A7
7602 C3
14VM1
2603 A7
7603 C2
2604 A6
7604 C4
2605 A8
7606 D2
2606 B8
7607 C4
2608 B3
7608 E2
A
2609 B2
9600 F1
2610 B6
F601 B5
2611 C6
F603 B6
2612 D7
F605 A2
2613 C4
F607 A1
2614 D6
F608 A1
14VM1
2615 D4
F609 A1
2616 E3
F610 D3
2617 E8
F6102 E5
2618 F3
F614 E2
2619 F8
F6501 F5
2620 E1
F6503 F5
2621 E7
F6504 F5
2622 B5
F6505 F5
B
2623 E6
F6506 F5
2624 C1
F6507 F5
2625 F4
I601 B8
2626 D9
I602 B7
2627 E9
I603 A8
2628 F7
I604 B2
2630 E9
I605 B8
2631 E9
I606 C2
2632 F8
I607 A6
2633 F9
I608 C1
3601 A8
I609 C1
3603 A8
I610 D1
C
3605 A8
I611 E4
3606 A6
I612 E9
3607 A6
I613 E2
3610 B3
I614 E9
3611 B2
I615 F2
3612 C4
I616 E8
3613 B2
I617 E7
3614 C5
I618 B7
3615 C1
I619 B7
3616 C3
I620 D4
3617 C5
I621 C6
3618 C1
I622 F8
3619 C2
I623 E7
D
3620 D4
I624 C6
3621 C4
I625 C5
3622 C5
I626 C6
3623 C3
I627 C6
3624 C1
I628 D6
3625 D3
I629 C1
3626 E2
I630 F7
3627 D7
I631 C2
3629 E7
I632 C2
3630 E2
I633 B3
3631 C1
I634 D6
3632 D6
I635 E3
3633 F8
I636 E2
E
3634 D9
I637 D7
3635 E9
I638 E7
3636 E7
I639 E7
3637 F7
I640 F9
3638 F2
I641 C4
3639 D1
I642 D8
3640 E9
I643 D9
3641 E9
I644 D9
3642 F8
I645 B6
3643 E7
I646 C5
3644 B1
I647 C3
3645 D6
I648 C3
F
3646 E7
I649 C3
3648 A5
I650 C3
3649 A6
I651 A7
3650 A5
I652 A5
3651 B4
I653 B4
3652 B5
c602 F1
4600 A2
5600 E3
5603 E5
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