Philips MG2.1E - K3 Sound Processing Schematic

7 Electrical diagrams and print lay-outs
48MG2.1E
FM2
FM1
S1...4
interface
I2S
interface ADR
DEMODULATOR
ANA_IN1+
ANA_IN2+
SC1-OUT-R
SC1-OUT-L
SC2-OUT-R
SC2-OUT-L
D/A
D/A
SCART 1
SCART-L
SCART-R
SCART-R
SCART-L
HEADPHONE L
DACA-R
DACA-L
HEADPHONE R
HEADPHONE
IDENT
DFP
IDENT
DACM-L
DACM-R
LOUDSPEAKER
ANA_IN
I2C_DA
I2C_CL
Switching Facilities
SCART
LOUDSPEAKER R
LOUDSPEAKER L
D/A
D/A
I2SL/R
I2SL/R
ADR-WS ADR-CL ADR-DA
NICAM B
NICAM A
STANDBYQ AVSUP XTAL_IN XTAL_OUT
CAPL_A
CAPL_M
AGNDC
VREFTOP
RESETQ
AHVSUP
I2S_WS I2S_CL
I2S_DA_IN1 I2S_DA_OUT I2S_DA_IN2
D_CTR_OUT0
D/A
D/A
D/A
D/A
SCART 1
SCART 2
MONO-IN
MONO
SC2-IN-R
SC2-IN-L
SC3-IN-R
SC3-IN-L
SC1-IN-R
SC1-IN-L
SCART 2
SCART 3
D_CTR_OUT1 AUD_CL_OUT
SCART 4
SC4-IN-R
SC4-IN-L
DACM_SUB
ADR_SEL TESTEN AVSS ASG1 ASG2 ASG4 AHVSS VREF1 ASG3 VREF2 DVSS DVSUP
L
H
L
H
LOGIC
LSBMSB
LL
LH
HL
HH
LL
LH
HL
HH
L
H
L
H
LOGIC
LSBMSB
LL
LH
HL
HH
LL
LH
HL
HH
3761 C9
K4-16
2776 B10
2775 A9
3766 E10
3765 E10
3762 A12
1.5
3.2
3.2
4700
220nF
22K
RES6K8
NO SC3SC3
NO DOLBYDOLBY
2807
2806
3795
3794
3793
0344 OF
3798 C11
3799 B11
3830 E12
3831 F12
3832 B8
3833 B8
3839 B6
3840 B9
3841 B6
3844 A9
3845 C9
3846 D11
SNDR-HEADPH-OUT
K2-43
K1-11
K4-27
K4-28
K4-29
K4-31
K4-26
K4-11
K2-25
K4-17
4701
7758-B H11
7774 C8
K3/K4-98
K4-14
K2-16
K4-19 K4-18
K4-21
5753 B7
6751 D2
3.2
0.0
K4-13
K4-12
K4-24
4.0
4.9
0.0
1.5
3.2
C
B
A
I
H
G
F
E
K7-94
K2-13
K2-28
A
B
C
D
2760 F3
2761 F2
2762 G2
2763 G3
2764 G3
2765 H2
2766 H2
2767 H7
2768 H7
3 4 5 6 7 8 9 10 11 12 13 14
K1-10
K2-41
2759 F3
K3-97
K2-39
0328
OF
FROM/TO
K1-9
K7-102
K3-98
FROM/TO
9 1011121314
10K
3833
3847
47K
D
E
F
K2-100
12345678
2848 F8
2849 G9
2890 C8
2891 C8
3751 G1
3752 G2
3753 G1
3754 F1
3755 C3
3756 C3
3758 C10
3760 A10
K7-103
K1:K7
K7-93
K2-17
HP-GND
3847 E10
3890 D12
3891 D12
3892 D12
3893 D12
4700 D13
4701 D13
2806 F2
2807 F2
2808 B7
2809 B7
2810 H2
2811 H3
12
3769 G9
3770 G9
3771 H9
3772 I9
3773 G11
3776 H12
3777 G11
3778 I12
3779 I11
3780 A9
3781 D1
3782 A12
K2-24
K2-101
K7-95
7.2
2.2
0.5
5
8.4
2.42.4
02.4
3790 F1
3791 F2
3792 F1
3793 F1
3794 F1
3795 F2
2846 F8
2847 F8
6752 B8
6753 D8
6754 D8
6755 F8
6756 F8
6757 B7
7751 C3
7752 G10
7753 A11
7756-A A9
7756-B B9
7757-A D10
3.3
0.0
7.5
3.2
3.2
3.2
3.2
4.9
2.2
3.2
3.3
0.0
4702 A12
4703 C12
4720 F11
4721 I12
5751 G2
5752 H2
3767 E11
3768 E11
2777 E8
2778 E8
2779 E8
2780 E8
2781 E9
2782 E9
2783 D10
2784 E9
2785 E8
2786 E8
2790 F10
2791 E11
SOUND PROCESSING
2792 D11
2793 E10
3789 E1
K2-29
3783 F11
3784 E1
3785 E1
3786 E1
3787 E2
3788 E1
RES
0.5
0
0
3.2
2.2
4.9
7757-B D12
7758-A G11
I
0328 C14
0344 E12
1751 G7
2751 D3
2752 D3
2753 D3
2754 E3
2755 E3
2756 E3
2757 F3
2758 F3
SNDL-HEADPH-OUT
K2-42
2805 E2
2797 I12
2798 G12
2799 I12
2800 H12
2801 D3
2802 E2
2803 E2
2804 E2
4702
0 2.5
0
K2-14
K4-22
K4-23
3796 E12
3797 E12
**
*
3792
3758
3760
3891
3893
3890
3892
7753
3782
3898
3762
3897
4703
68K47K
0R
1K
2K7
100R
4K7
YES
*
2769 B9
2770 A10
2771 C10
2772 C10
2773 D8
2774 D9
G
H
47K 68K
RES
22K
220nF
RES
RES
RES
K3/K4-97
RES
6K8
RES
*
*
*
*
*
*
*
*
*
*
*
*
*
*
**
**
**
**
** **
RES
RES
RES
RES
YES
YES
YES
RES
RES
RES
RES
RESYES
4K7
100R
2K7
1K
0R
RES
RES
3789
6K8
+5DB
2771
10n
7
8
9
22K
3791
55
56
57
58
59
6
60
61
62 63 64
65
66 67
68
41
42
43
44
45
46
47
48
49
5
50
51
5253 54 27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
1314
15 16 17
18
192 202122
23
24
25
26
7751
MSP3410D
1
10 1112
+6V2
1K5
3768
22p
2800
2776
22p
2770
10n
2797
10n
3778
560R
10K
3765
3780
1K
4720
10U
2846
+5DB
1K
3891
2801
22p
100R
3839
5753
6u8
+6V2
2811
1n
6K8
3771
22p
2751
3792
6K8
470n
2784
7756-B
LM833D
5
6
7
8
4
3
2
1
8
4
22p
2791
LM833D
7756-A
-6V2
-6V2
LM833D
7758-B
5
6
7
8
4
2807
220n
470p
2756
2759
470p
-6V2
3767
10K
2777
10U
120R
3796
2755
470p
+6V2
3844
47K
4701
22K
3752
2753
220n
+6V2
100n 2891
22K
3798
2890
220n
100R
3756
+5V2
220n
2802
0328
1
10
11
2
3
4
5
6
7
8
9
5752
6u8
2793
10n
2809
1n
BZX284-C10
6753
BZX284-C10
6751
100n
2781
3755
100R
+6V2
1n
2786
2761
220n
+5DA
+6V2
3p3
2768
3892
4K7
3840
4702
560R
3781
18M432
1751
HC-49/U
-6V2
560R
3776
+6V2
2758
470p
2799
22p
3795
22K
10U
2808
+8V6
2767
3p3
6757
BAS216
3758
6K8
3772
6K8
2804
220n
470p
2760
2754
470p
2785
1n
+6V2
+6V2
3890
3830
120R
6K8
3753
3779
1K
7758-A
LM833D
3
2
1
8
4
2798
10n
BZX284-C10
6756
6752
BZX284-C10
6u8
5751
6755
BZX284-C10
220n
2805
3799
22K
3751
22K
3793
6K8
100R
3783
220n
2762
10U
2849
2848
10U
9
VDD
16
VEE
7
VSS
8
1
10
11
12
13
14
15
23
4
5
6
A14
HEF4052BT
7752
A23
A20
6754
BZX284-C10
A24
1K
3832
A17
A16
A13
A12
+5DA
BC847B
7774
-6V2
1K
3893
2775
470n
2783
470n
220n
2806
6K8
3760
120R
3831
100u
2765
47K
3846
2773
1n
3784
6K8
+5DB
2803
220n
A25
A22
1K
3777
4K7
3762
3766
1K5
3785
6K8
2766
100u
10U
2780
+6V2
2847
10U
4703
3787
22K
2763
3754
6K8
2782
10U
470p
-6V2
10U
2778
470p
2757
3841
100R
3790
22K
22p
2772
4700
3770
3K3
2764
470p
3797
120R
-6V2
3
2
1
8
4
-6V2
NJM4556AM
7757-A
22K
3786
2792
10n
4721
470n
2769
22K
3794
3
4
5
6
916
VDD
7
VEE
8
VSS
7753
HEF4052BT
1
10
11
12
13
14
15
2
3788
6K8
47K
3845
-6V2
1
2
3
1K
3761
2790
22p
0344
4K7
3773
+5DB
1n
2810
2779
100n
3K3
3769
2752
47p
100R
3782
+6V2
A21
A7
A8
A15
4K7
3897
100R
3898
1n
2774
7757-B
NJM4556AM
5
6
7
8
4
RESET-AUDIO-INV
AUDIO-R-PROC
AUDIO-L-PROC
SNDR-SC2-OUT
SIFM
HP-GND
SELECT_AUDIO_CINCH_2
AUDIO-L
AUDIO-R
AUDIO-C
HP-GND
AUDIO-SW
AUDIO-SL
RESET-AUDIO
SNDL-SC1-OUT
SNDR-SC1-OUT
SELECT_TO_EXT2
SNDS-VR-OUT
SNDS-VL-OUT
SELECT_AUDIO_CINCH_1
AM-SOUND
I2S-DSP-IN
I2S-CL
SNDL-SC2-OUT
SNDR-CL_VL-OUT
SNDL-CL_VL-OUT
SELECT_AUDIO_LR
SELECT_TO_EXT2
MSP-CLOCK
I2S-DSP-OUT1
I2S-WS
SCL-F
SDA-F
SNDR-SC1-IN
SNDL-SC1-IN
SNDL-SC2-IN
SNDR-SC3-IN
SNDL-SC3-IN
SNDR-FRONT-IN
SNDL-FRONT-IN
SIF
SNDR-SC2-IN
AUDIO-R
AUDIO-L
SOUND-ENABLE
DC-PROT