Circuit Diagram - Philips MC-M250 Service Manual

CIRCUIT DIAGRAM - CD99 MP3CD2002 BOARD (PART 1)
1800 C1 2815 E10 2821 B10 2828 C14 2834 G6 2840 H4
1801 G1 2816 F10 2822 B11 2829 G14 2835 F4 2841 D6
1810 B10 2817 E9 2823 B11 2830 G13 2836 F4 2860 A7
2812 D9 2818 D9 2825 B12 2831 F12 2837 F4 2861 A7
2813 E9 2819 B10 2826 A14 2832 F6 2838 G4 2862 G4
2814 E9 2820 B10 2827 C14 2833 E4 2839 H4 2863 B7
1 2 3
CD99 MP3CD2002 Board
CD Part sheet 1
A
B
C
CD Drive
MCD2
1800
VREF 16
VrefCD10
E
VCC 15
+5V_HF
B
E 14
C A
13
D
D
D
A
12
F
B 11
C 10
F 9
47n 2869
GND
8
L
7 3866
LD
ESD sensitive lines!
6 4R7
GND
E
L
5
MON 3872
4 4K7
F2 FOCUS-
3
T+ TRACK+
16 +
FOCUS+
2 TRACK-
T-
3
1
FOCUS+
F1 F
14
FMN
_
1
FOCUS- 13
SLIDE-
-
F
SLIDE
2
SLIDE+
+
3 12
DISC- TRACK-
-
_
DISC 4
DISC+ 4
+
10
1801
EH-B TRACK+ 9 +
side entry connector
G
outputs 7808
F
SLIDE- 16
+
T = 1 s
3
during Focus search
14
_
SLIDE+ 13
DISC- 12
_
4
8401
H
10
C-PAD
DISC+ 9 +
shielding #
1 2 3
13 - 1
2864 C7 2872 B8 2878 D5 2884 F8 3806 C7
2865 C7 2873 B8 2879 E6 3801 A7 3807 A8
2866 B7 2874 C8 2880 E6 3802 A7 3808 A8
2869 E3 2875 C8 2881 F7 3803 A7 3809 A8
2870 A8 2876 E7 2882 F7 3804 B7 3810 B8
2871 A8 2877 D4 2883 F8 3805 B7 3811 B8
4 5 6
Laser power control
U >400mV
->Laser damaged !
3820
+5V
+5V_HF
4R7 +3.3V
4,9V
7811-B
4,1V
8 5 0,3V
LM358D
0,25V
3823
3,5V 7
7879
L
BC807-40
3,3V
1K 6 0,3V
2,1V 4 0,25V
7808
TDA7073A
Vref
FOCUS 3847
3848
1
-
33K
47K
2
1,6V 3841 3R3
+ for Micro sets
15
10V
3836
11
+10V D
+t
5
2836 47u for CD-RCR
VDD PTH8
2837 47n
3852 3851
6
+
5001
TRACK
33K 47K
7
1,6V
-
Vref
8
D
7809
TDA7073A
3856
SLIDE
220K
1
-
2
1,6V
+ Vref
+3.3V
15
3863
10V
+10V
11
2840 3R3
5
VDD
3859 M1
6 47u
+
100K
7
DISC ACCELERATE
-
8
3861 M2
100K
DISC BRAKE
4 5 6
3812 C8 3818 D4 3824 D6 3830 E7 3836 F5
3813 C6 3819 D4 3825 D6 3831 C14 3837 C14
3814 C6 3820 D5 3826 D6 3832 C14 3839 D14
3815 C6 3821 D4 3827 E6 3833 A10 3841 F5
3816 C7 3822 D5 3828 E6 3834 B14 3842 G14
3817 D3 3823 E5 3829 A11 3835 B14 3843 G14
7 8 9
3807
3801
R2 (CD10)
22K 10K
HF DA
3802 3808
R1 (CD10)
22K 10K
only if
quartz used
3803 3809
D4 (CD10)
27K 10K
1810 CST
3810
3804
D3 (CD10)
10K
27K
8M467
3805 3811
D2 (CD10)
27K 10K
3806 3812
D1 (CD10)
27K 10K
+3.3V
EYE-PATTERN
VrefCD10 3893
470R
>800mVpp
3895
27K
3896
TB = 0.5us/div
+5V_HF
100R
+3.3V
3830
2876
220u
2813 3898
HFIN
6n8 180R
7876
2883 3903 3904
BC847B
2816
2,5V
3901 3K3 3K3
470n
1,7V
22n
560R
1V
470R
3906 3899
0V
0,8V for CD_DA: 0V
2881 2K7
2,9V
for CD_RW: 3V
7878
560p
BC847B
0,7V
7877
BC847B
HF-Amplifier
7 8 9
13 - 1
3844 G13 3850 E5 3856 G6 3863 H4 3890 B13
3845 D14 3851 F6 3858 G5 3866 E3 3891 D8
3846 F11 3852 F6 3859 H5 3872 E3 3892 D8
3847 E6 3853 H5 3860 H6 3878 B13 3893 D9
3848 F6 3854 F5 3861 H5 3888 E15 3894 D9
3849 D14 3855 F11 3862 H5 3889 B12 3895 D10
10 11 12
to 1820 on sheet 2
to sheet 2 (7810)
MP3-Interface
+3.3V
+3.3V
D
D
2823
2822 2825 D
D
220u
1n5
1n5
3,2V
17 18 19 20 21 22 23 24 25 26 27 28
VDDA2
16 CRIN
INTERFACE
BITSTREAM DAC
SER. DATA
15 CROUT
D
14 VSSA2
13 R2
12 R1
PROCESSING
SAA7325
11 D4
PRE-
ADC
7800
10 D3
FUNCTION PROCESSOR
CONTROL AUDIO
9 D2
8 D1
VREF GEN.
7 VRIN
6 IREF
DEMOD
SRAM
EFM
ADDR
5 VDDA1
END
CORR. DET.
4 VSSA1 PLL
FRONT
ERROR PEAK
DIG.
1,7V
3 ISLICE
INTERF.
1,7V
CONTROL STAGES
EBU
2 HFIN
MOTOR OUTPUT
INTERFACE
VERSATILE
1 HFREF
LDON
1,7V
64 63 62 61 60 59 58 57 56 55 54 53
M2 M1
2831
47u
2830
47u
D
+3.3V +3.3V
D
+3.3V
SL FO RA
3V
0V
10 11 12
3896 E9 3903 F8 3909 G10 7808 E3 7879 E4
3897 E10 3904 F8 3910 D14 7809 G4 8401 H2
3898 E9 3905 E8 3916 C14 7811 D5
3899 F9 3906 F8 3917 G12 7876 F7
3901 F7 3907 F7 5001 F5 7877 G8
3902 E7 3908 F8 7800 C12 7878 F9
13 14 15
2826
47n
A
GNDA
D
B
29 30 31 32
3834
KILL
D
D 4K7
VSSD1 33
#
3835
10K
INTERF.
KILL +3.3V
VERSAT.
V2|V3 34
470R
3831
IIS_WCLK
3916 470R
WCLI 35
AU_IIS_DATA
INTERF.
3832 470R
IIS_SCLK
LOOPBACK
SDI 36 D C
2827 1n
SER. DATA
SCLI 37
PORE
3837 470R
RESETn 38
D
2828 27p
SDA
SDA 39
3910 470R
SICL
SCL 40
3839 470R
D
RAB
RAB 41
3849 470R
SILD
SILD 42 3845
470R
STATUS 43
D
TEST3 44
D
RCK 45
E
+3.3V
SUB 46
SFSY 47
SBSY 48
CL11|4
52 51 50 49
F
to
Conn. 1820
on
D sheet 2
SPDIF_GND
SPDIF
+3servo
Vref
G
+3servo
D D
DC voltages
V
and waveforms
measured in
H
play mode
# ... for provision only
CD99 MP3CD2002 Board CD Part sheet 1 - 2002 05 07
13 14 15