1502
M1
1503
K3
1515a
A23
1520
G1
1521
C4
1523
F4
1525
C30
1526
E24
1540
H30
1542
K1
1550
G30
1552
E24
1554
E25
1560
H25
1563
K2
1601
A23
1801
K21
1802a
N30
1802b
M21
1803a
N30
1803b
N21
2501
M4
2502
N4
2505
N4
2506
L4
2507
K4
2531
F19
2532
J19
2533
A15
2534
E15
2535
F15
2536
J15
2537
K15
2538
O15
2539
B25
2540
B26
2563
C25
2564
E15
2565
J15
2566
O15
2567
C17
2568
G17
2569
C29
2603
B19
2604
C19
2605
C20
2606
C20
2607
B21
2608
D21
2610
D19
2611
E20
2612
G21
2613
I21
2614
A20
2615
A21
2616
E21
2617
A19
2618
D19
2619
A22
2620
D22
2628
N16
2629
N16
2630
C16
2631
H16
2632
N16
2633
B16
2634
G16
2635
L16
2636
D16
2637
D16
2638
I16
2639
I16
2641
A8
2642
C7
2643
B7
2644
D8
2645
B8
2646
D8
2647
F8
2648
H8
2649
G8
2650
H8
2651
G8
2652
I8
2655
L8
2656
M8
2657
L7
2658
N7
2659
A10
2660
E10
2661
F10
2662
I10
2663
K10
2664
O10
2665
A11
2666
E11
2667
F11
2668
I11
2669
K11
2670
O11
2671
A11
2672
E11
2673
F11
2674
I11
2675
K11
2676
O11
2677
A12
2678
E12
2679
F12
2680
I12
2681
K12
2682
O12
2683
A12
2684
E12
2685
F12
2686
I12
2687
K12
2688
O12
2689
A13
2690
E13
2691
F13
2692
I13
2693
K13
2694
O13
2695
A13
2696
E13
2697
F13
2698
J13
2699
K13
2700
O13
2801
L23
2802
N23
2803
O23
2804
J26
2805
L24
2806
M24
2807
N24
2808
N24
2809
F28
2810
F28
2811
E28
2812
E28
2813
M27
2814
M29
2815
L24
2816
O27
2817
M27
2818
L22
2821
N22
2822
O22
2831
I28
2832
J28
2833
J30
2834
G29
2835
K2
2836
L2
2837
J27
2851
G19
2852
I19
2853
G19
2854
H19
2855
H20
2856
H20
2857
J21
2858
J20
2860
F20
2861
F5
2862
C7
2863
E7
2864
G7
2865
I7
2866
M7
2867
N7
2868
A7
2869
D7
2871
A10
2872
E10
2873
E10
2875
K10
2876
O10
2877
A13
2878
E13
2879
E13
2880
J13
2881
K13
2882
O13
2883
B7
2884
D7
2885
G7
2886
H7
2887
L7
2888
M7
2926
F21
2934
O4
2937
B19
3501
M4
3502
M4
3505
K4
3506
L4
3509
N4
3510
O4
3511
M3
3512
M3
3560
G21
3561
A25
3562
B25
3563
I21
3601
A19
3602
D19
3603
A19
3604
E19
3605
B19
3606
D19
3607
B20
3608
C20
3609
B21
3610
D21
3611
A22
3612
D22
3618
G21
3619
I21
3620
A7
3621
C7
3622
B21
3623
D21
3627
D21
3629
A20
3641
B7
3642
D7
3643
B7
3644
E7
3645
C7
3646
E7
3649
G7
3650
H7
3651
G7
3652
I7
3655
L7
3656
N7
3657
M7
3658
N7
3659
A12
3660
E12
3661
A13
3662
E13
3663
F12
3664
J12
3665
F13
3666
J13
3667
K12
3668
O12
3669
K13
3670
O13
3671
A16
3672
E16
3673
A17
3674
E17
3675
B16
3676
C16
3677
F16
3678
J16
3679
F16
3680
J16
3681
G16
3682
H16
3683
K16
3684
O16
3685
K16
3686
O16
3687
L16
3688
M16
3689
C18
3690
D18
3691
G18
3692
I18
3693
M18
3694
M18
3695
C18
3696
C18
3697
C17
3698
H18
3699
G18
3700
H17
3801
L22
3802
M22
3803
N29
3804
N22
3805
K27
3806
K27
3809
L22
3810
L28
3811
N22
3812
M28
3813
N28
3814
O22
3815
N29
3816
L29
3817
L28
3818
M29
3819
J25
3820
F27
3821
E27
3831
H28
3832
J28
3834
G28
3851
G20
3852
H20
3853
G19
3854
I19
3855
I21
3856
F21
3857
F20
3858
J20
3859
G21
3860
H21
3871
A10
3872
E10
3873
A10
3874
E10
3875
F10
3877
F10
3878
J11
3879
K10
3880
O10
3881
K10
3882
O10
3883
A13
3884
E13
3885
E13
3886
J13
3887
K13
3888
O13
3889
H22
3890
H22
3891
A17
3892
E17
3893
F18
3895
K18
3896
O18
3938
C21
3939
C21
3940
D7
3941
B7
3944
H7
3945
F7
3948
M7
3949
K7
3952
K3
3953
L3
3954
N3
3955
O3
4259
D4
4642
C3
4644
D3
4652
D30
4653
D3
4832
H29
4835
L2
6601
B21
6602
C21
6641
B18
6642
D18
6643
G18
6644
I18
6645
L18
6646
N18
6647
G22
6648
I22
6649
C25
6650
B26
6801
L23
6802
L23
6803
M23
6804
N23
6805
N23
6806
O23
6807
N29
6808
O29
6809
M28
6810
F27
6811
E27
6831
J29
6832
J29
7601a
D20
7601b
B20
7621
B22
7622
D22
7641
A8
7642
F8
7643
L8
7644
A25
7651
A18
7652
E18
7653
F18
7654
J18
7655
K18
7656
O18
7657
C18
7658
G18
7660a
G20
7660b
I20
7661
G22
7662
I22
7801
M28
7802
M29
7803
K24
9506
O2
9648
H5
VOLUME CONTROL PART FR965 - FR975 - MFX450 - Part A
Mdi-LEU0180/0016
1
16
+9
STEREO 1L
STEREO 2L
17
STEREO 3L
18
STEREO 4L
15
DIFF L
14
DIFF GND L
13
MONO
11
DIFF GND R
5
DIFF R
6
9
STEREO 2R
STEREO 3R
10
STEREO 1R
8
STEREO 4R
7
CHANNEL
LEFT
CHANNEL
RIGHT
SOURCE
SELECTOR
IN GAIN
LEFT & RIGHT
LOGIC CONTROL
VOLUME
LOUDNESS
MUX-
OUT L
47n
12
10n
2 2
µ
20
21
3k3
L
IN
LOUD
L
1k
TREBLE
6n8
44
L
TREBLE
MIDDLE
22n
OUT L
MID
23
22n
IN L
22
MID
2k7
BASS
BASS
IN L
24
12k
100n
68n
68n
25
5k6
MUTE
VOLUME 2
FADER
34
BASS
VOLUME
LOUDNESS
TREBLE
MIDDLE
BASS
VOLUME 2
FADER
IN GAIN
3k3
1k
10n
µ
2
2
47n
6n8
22n
22n
68n
2k7
12k
100n
68n
5k6
MUTE
MUX-
OUT R
R
IN
TREBLE
R
R
LOUD
IN R
MID
BASS
OUT R IN R
MID
3
2
1
4
31
30
26
27
33
32
L
REAR
INTERFACE
100E
100E
40
ADDR
DATA
37
CLK
38
S1
sofac scl
sofac1 sda1
29
R
REAR
CSM
19
S1
PAUSE
SMEXT
35
28
2
I C
CONTROL
MUTE
100n
SUPPLY
DIGITAL
36
DGND
DVDD
41
S1
22n
ANALOG
SUPPLY
AVVD
42
CREF
39
43
AGND
µ
47
100n
+9
µ
22
47k
22
µ
47k
S1
S1
S1
S1
S1
S1
S1
S1
S1
S1
S1
S1
D
S1
S1
FRONT
L
FRONT
R
BASS
OUT R
BASS
OUT L
STEREO 4R
STEREO 1R
STEREO 3R
STEREO 2R
DIFF R
DIFF GND R
MONO
DIFF GND L
DIFF L
STEREO 4L
STEREO 3L
STEREO 2L
STEREO 1L
18
10
7
9
8
6
5
11
13
14
15
17
16
VOLUME 2
VOLUME
REAR
S2
1k
68n
2k7
S2
100n
12k
TREBLE
TREBLE
IN GAIN
RIGHT
CHANNEL
2 2
µ
OUT R
3
2
R
47n
4
R
LOUDNESS
VOLUME
MUX-
IN
LOUD
IN GAIN
SELECTOR
SOURCE
CHANNEL
LOUDNESS
IN R
BASS
BASS
BASS
22n
6n8
1
R
31
IN R
22n
OUT R
30
26
MIDDLE
TREBLE
MID
MID
27
68n
5k6
OUT R
S2
R
33
BASS
MUTE
FRONT
FADER
VOLUME 2
BASS
LOGIC CONTROL
SUBWOOFER
MIDDLE
FADER
S2
S2
2k2
µ
22
47k
19
CSM
42
R
29
39
CREF
AGND
43
SUPPLY
ANALOG
AVVD
100n
S2
S2
47
µ
+9
100n
S2
28
35
38
37
40
CONTROL
MUTE
PAUSE
SMEXT
INTERFACE
I C
2
DATA
ADDR
CLK
sofac1 sda1
sofac scl
100E
100E
S2
REAR
10n
LEFT
21
20
12
L
OUT L
MUX-
IN
L
LOUD
1k
µ
2
2
3k3
S2
47n
100n
68n
IN L
BASS
24
22
23
44
IN L
L
TREBLE
MID
OUT L
MID
2k7
22n
6n8
S2
22n
S2
34
25
OUT L
MUTE
BASS
L
FRONT
68n
5k6
S2
12k
36
41
32
DVDD
DIGITAL
SUPPLY
L
DGND
+9
22n
S2
D
22
µ
S2
47k
2k2
VOLUME 2
VOLUME
18
STEREO 3L
BASS
26
IN R
BASS
BASS
BASS
S3
10n
3k3
1k
S3
2k7
10
STEREO 3R
STEREO 4R
7
STEREO 2R
9
CHANNEL
RIGHT
15
13
14
STEREO 1R
DIFF R
8
6
DIFF GND R
MONO
5
11
SELECTOR
SOURCE
DIFF GND L
DIFF L
STEREO 4L
CHANNEL
TREBLE
2 2
µ
3
OUT R
S3
47n
2
R
4
R
LOUDNESS
VOLUME
MUX-
IN GAIN
IN
LOUD
31
IN R
6n8
1
R
22n
22n
30
OUT R
MID
MIDDLE
TREBLE
MID
TREBLE
LOUDNESS
IN GAIN
LOGIC CONTROL
SURROUND LEFT & RIGHT
MIDDLE
S3
S3
12k
100n
68n
µ
22
2k2
47k
100E
100E
100n
19
CSM
R
REAR
27
5k6
S3
OUT R
68n
R
33
BASS
MUTE
FRONT
FADER
VOLUME 2
39
CREF
29
AGND
43
SUPPLY
ANALOG
AVVD
42
FADER
CONTROL
MUTE
PAUSE
35
SMEXT
28
INTERFACE
I C
2
DATA
37
ADDR
40
CLK
38
S3
S3
100n
47
µ
+9
S3
S3
S3
24
IN L
BASS
16
17
STEREO 2L
STEREO 1L
LEFT
10n
21
20
12
OUT L
MUX-
L
L
IN
LOUD
µ
2
2
3k3
47n
S3
1k
22
23
44
MID
IN L
L
TREBLE
OUT L
MID
6n8
S3
22n
22n
2k7
S3
100n
REAR
S3
34
25
OUT L
MUTE
BASS
L
FRONT
5k6
68n
68n
41
32
DVDD
L
DIGITAL
SUPPLY
DGND
36
+9
12k
22
µ
22n
S3
D
S3
47k
2k2
TDA7437
TDA7437
2
3
4
5
6
7
8
9
10
11
12
9
12
11
10
8
7
6
4
5
3
2
1
Left in
from Left out
from Right out
Right in
S
S
S
Left MDM
+12
–12
S
S
S
S
22n
D
S
l out
r out
c out
Right MDM
sl out
sr out
subw out
DownmR
DownmL
3
2
1
9
11
amp lr on
ss data
amp prot
To / From
Source
Part
Selector
ss ce
ss clk
From
Amplifier
10
7
D
r dmix
l dmix
ss clk
ss ce
ss data
scl
sda 1
dd req
dd reset
dd req
sofac scl
sofac1 sda1
dd reset
4
5
14
15
amp mute lr
amp mute
6
12
13
sofac2 sda2
mute c s sub
mute lr
sofac2 sda2
sofac1 sda1
sofac scl
TDA7437
sofac scl
sofac2 sda2
Only in FR975
Only in FR965 /MFX450
Front panel
To/From 1410
c s sub
INS
INS
+9
INS
l in
r in
2 2
µ
µ
2 2
2
µ
2
+6
S2
3
1
2
5
15k
15k
Centre/
Subwoofer
S
7
S
1n
S1
Front
Left/Right
3
S1
1
15k
S1
1n
2
15k
S3
S3
1n
6
4
15k
S3
1n
5
15k
Left/Right
Surround
Front L
Front R
Center
Subwoofer
Surr L
Surr R
1n
S2
1n
S2
100E
100E
100E
100E
100E
100E
1
100k
1n
S1
S1
100p
Front R
56k
S1
S1
µ
S1
220p
S1
220E
100E
S1
100k
S1
100p
1n
S1
S1
Front L
220E
56k
S1
100k
S1
1
µ
µ
1
1
µ
1
µ
220p
100E
100k
µ
1
56k
S2
100p
56k
S2
S2
1n
100p
S2
Subwoofer
220E
100k
S2
S2
1
µ
1
µ
1
µ
S2
1n
Center out
220E
100k
S2
µ
1
1
µ
1
µ
S2
S3
100p
56k
S3
µ
1
56k
S3
100p
2n2
S3
Surr R
220E
100k
S3
S3
S3
2n2
Surr L
220E
S3
100k
1
µ
1
µ
µ
1
1n
S2
1n
4
3
3
1
2
1
2
S2
S2
Only in FR965/17
$
8
0E
S2
MDM
6 CH DVD INPUT PART
4259
1503
1563
2836
2835
2655
2657
2658
2656
3655
3949
2887
2866
3656
3948
2888
3657
3658
2867
9648
2647
2651
2649
3649
3945
2885
2864
2648
2650
2652
3650
3944
2886
3652
2865
3651
4653
2641
3641
3620
2868
2643
2645
2642
2644
2646
3643
3645
3941
2883
2862
3642
3644
3621
3940
2869
2884
3646
2863
3952
3953
3511
3512
3954
3955
3509
2505
3510
2934
3501
2501
3502
2502
1502
9506
4835
3506
3505
1542
2506
2507
1521
2665
2871
2659
3871 3873
2671
2677
2683
3659
3883
2877
2695
2689
3661
3872 3874
2872
2660
2666
2672
2684
2678
2690
3660
2878
3884
2696
3662
3676
3675
2630
2633
2637
2636
2533
3671
2534
3672
2564
2698
3878
3886
3664
2880
2662
2668
2686
2674
2680
2692
3666
3680
2536
3678
2631
2565
2638
2639
3682
3681
2661
3875 3877
2667
2873
2697
2685
2673
2679
3663
2691
3665
3885
2879
2634
3677
3679
2535
3882
3880
2876
3668
2664
2670
2676
2682
2688
2700
3888
2882
2538
3684
3686
3687
3688
2632
3670
2694
2566
2628
2629
3881
2663
3879
2669
2675
2687
2681
3667
2875
2699
3669
2693
3887
2881
2635
3683
2537
3685
7641
7642
1523
4642
4644
2861
1520
7643
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
+9,4V
+9,4V
+9,4V
+9,4V
+9,4V
+9,4V
+12V
–13,5V
+9,4V
- No special features ON
- Source position : Tuner FM
- Voltage measured during normal operation
.....V
Stand by
.....V
+6,8V
Surround Right
Surround Left
c s sub
mute
mute lr
Left
Right
Center
Subwoofer
To
Volume
Control
PART B
Part A
3104 217 06420/06430/06490/07040 part A
VOLUME CONTROL PART FR965 FR975 MFX450
10-6
10-6