Tabla de contenido
Schematics and PWB's
Mono Carrier: NICAM + 2CS + BTSC (Stereo / SAP) Decoder
1
2
NICAM + 2CS + BTSC (STEREO/SAP) DECODER
DIVERSITY TABLE SEE PAGE 26
A
+5VA
VlotAux+5V
B
VlotAux+5V
C
A11
MONO|AM_MONO_SOUND
3834
A9-43
680R
D
SC1_LIN
A10-47
SC1_RIN
A10-48
+5VA
E
A11a
2855
QSS_AM_DEM_OUT
A5-42
39p
F
2859
FMR
A5-44
1n
G
5833
VlotAux+5V
+5VA
3u3
1
2
L01H.1E
3
4
5
6831
1N4148
3831
47K
2897
390p
34
50
2V6
43
VREFTOP
SOUND IF
1V5
47
ANA_IN1+
DEMODULATOR
2833
1V5
48
ANA_IN1-
47p
MONO
2847
3V8
44
MONO-IN
330n
3V8
41
SC1-IN-L
SCART 1
3V8
42
SC1-IN-R
39
SC2-IN-L
SCART 2
40
SC2-IN-R
5V
5V
2856
3V
0V
12p
7834
7835
2V5
2V5
BC847B
BC847B
2858
12
1n
*
A5
*
3842
A8
A8a
1V / div DC
1V / div DC
500us / div
500us / div
3
4
5
7.
28
6
7
2843
10u
2842
100n
2895
560p
2894
220p
2898
10n
2840
100n
7831
MSP34X5G
17
16
36
45
46
35
33
29
23
20
6
5
7
8
51
52
AUDIO PLL
25
DACM-L
FM1/AM
D/A
FM2
LOUDSPEAKER L
LOUDSPEAKER
& NICAM
24
NICAM A
DACM-R
DECODER
NICAM B
D/A
LOUDSPEAKER R
IDENT
DSP
SCART-L
A/D
10
TP
A/D
SCART-R
11
SCART-L
D/A
13
SCART-R
D/A
14
15
26
31
SC1-OUT-L
SCART
SCART
Switching Facilities
30
SC1-OUT-R
NC
18
19
21
22
27
28
32
37
38
49
1
22K
A9
A10
A11
A11a
500mV / div DC
500mV / div DC
1V / div DC
500mV / div DC
500us / div
500us / div
200us / div
2us / div
6
7
8
9
10
A6
3832
100R
2838
A7
RES
3833
100R
2839
5832
RES
6u8
1831
18M432
HC-49/U
A10
1V8
2849
A9
1n
1V8
2850
2
1n
3
0V
4
0V
9
4832
8V1
3837
*
7832
3V8
BC847B
100R
2851
*
4831
3V1
A8
220n
3V
A8a
3V
8V1
*
7833
3839
3V
BC847B
100R
2853
*
4833
3V
220n
TO
0239
0215
OF
8
9
10
11
0239 F10
1831 C9
2831 C9
2832 C8
2833 D4
2834 B3
2835 B4
2836 B4
2837 B4
A
2838 B10
2839 B10
2840 B6
2841 C5
2842 A7
2843 A7
SCL
2844 C3
A7-13
2845 C3
2846 G2
2847 D3
2848 D3
SDA
2849 C10
B
A7-14
2850 D10
2851 E10
2852 E9
+8V
2853 F10
2854 F9
2855 E2
2856 E3
2857 F2
2858 F4
2859 G2
2860 F3
C
2894 A7
2895 A7
2896 F3
Main_OutL
2897 C3
2898 B6
A8-45
3831 B3
3832 A10
Main_OutR
3833 B10
A8-46
3834 D2
3835 D3
3836 E9
3837 E8
D
SC2_CTRL
3838 F9
A10-50
3839 E8
3840 E3
MONO|AM_MONO_SOUND
3841 F3
3842 G5
A5-43
3843 F2
+8V
A9-43
3849 F4
4831 E9
4832 D10
SC1_LOUT
4833 F9
A10-51
4834 F2
4835 F3
E
4836 F3
5831 B3
5832 B9
5833 G2
+8V
5835 F2
6831 B3
7831 C7
7832 E9
SC1_ROUT
7833 E9
A10-49
7834 E4
7835 F3
F
1
KEYBOARD_protn
2
A7-8
3
G
CL 16532020_035.eps
030901
11
Tabla de contenido
