Philips MC160 Service Manual page 37

11 - 3
CIRCUIT DIAGRAM - CD99/DA11 BOARD (Part 2)
1821 D10 2702 E2 2845 A6 2850 B6
1822 E4 2703 E4 2846 A7 2851 C7
1823 B10 2704 E3 2847 A8 2852 C8
1824 D10 2843 A5 2848 C5 2853 E6
2701 E2 2844 A5 2849 C5 2854 D6
1 2
CD Part (sheet 2)
A
B
C
optical out coax out
2701 47p 22p
2702 not stuffed 47n
2703 Jumper 100n
2704 not stuffed 100n
5802 not stuffed stuffed
D
3701 100R 270R
3702 not stuffed 470R
3703 33R not stuffed
3705 1R not stuffed
from
3701 2702
7800
DOBM
on
270R
47n
sheet1
EBUGND
E EBUGND
digital out circuitry (not for all versions)
1 2
2855 D6 3703 D3 3867 A5 3872 A8 3877 C6
2856 E10 3704 E4 3868 A5 3873 C5 3878 C7
2857 E6 3705 D3 3869 A6 3874 C5 3879 C8
3701 E1 3788 E9 3870 A6 3875 C5 3880 E7
3702 E2 3836 D10 3871 A7 3876 B6 3881 E7
3 4 5
GNDA
3900
2,5V
DACRIGHT_neg
2
22K
3867
2,5V
DACRIGHT_pos
3
22K
@
GNDA GNDA
+2.5V
GNDA
3873
2,5V
DACLEFT_neg
6
22K
3874
2,5V
DACLEFT_pos
5
22K
@
GNDA GNDA
+2.5V
+3.3V
3705
1R
5802
EH-S
920927152B
3 4 1
COAX1/+5V
3704
2 2
COAX2/EBU
10R
1 6 3
SHIELD/EBU_GND
7 8
1822
2703
100n
EBUGND
3 4 5
3882 D7 3887 E9 4805 C4 7810-A A5
3883 D6 3888 E9 4806 E9 7810-B C5
3884 D6 3889 E10 5802 D3 7875 E7
3885 E8 3900 A5 5803 E6 8402 C9
3886 E8 4804 A4 6877 E7
6 7
2845
220p
3869
10K
4
2846
3871
2,5V
1
470R 10u
TDA 1308
8
7810-A
5V
@ @
GNDA GNDA GNDA
2850
220p
3876
10K
4
3878 2851
2,5V
7
470R
10u
TDA 1308
8
7810-B
5V
@
@
GNDA GNDA GNDA
+2.5V
3882 100R
3884 3883
GNDA
1K
1K
2855
220u
GNDA
+5V
33R
5803
4,8V
3,3V
+3.3V
1u
3880
7875
BC847B
UDZ 6877
B3V9
3881
3,9V
150R
2853 10n
V EVM
6 7
11 - 3
8 9 10
1823
basic version w/ 6p-connector
1
LEFT
2
GNDA
GNDA
3
RIGHT
4
+5V
8402
5
GND
6
+10V +10V
7
KILL KILL
FE-ST-VK-N
1821
1
doorswitch
2
GND
+3.3V
EH-S
1824
basic version w/ 5p-connector
@
1
PORE PORE
2
GND
3
DATA
4
SCL SICL
5
SILD
SILD
3889
6
+5V/doorsw
SDA
@
1K
FE-ST-VK-N
4806
+5V
@
0R 285610n
@
Vdc measured during PLAY
.............
... for provision only
@
with normal CD or CD-R
V Vdc measured during PLAY with CD-RW
CD99 Schematic Part2 18081999
8 9 10
A
B
C
D
E