Philips AZ 2558 Service Manual page 23

CD99 BOARD - CIRCUIT DIAGRAM
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
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
7800
DOBM
on
270R
sheet1
EBUGND
E EBUGND
digital out circuitry (not for all versions)
1 2
8 - 2
2855 D6 3703 D3 3867 A5 3872 A8
2856 E10 3704 E4 3868 A5 3873 C5
2857 E6 3705 D3 3869 A6 3874 C5
3701 E1 3788 E9 3870 A6 3875 C5
3702 E2 3836 D10 3871 A7 3876 B6
3 4
3900
DACRIGHT_neg
3867
DACRIGHT_pos
@
GNDA
3873
DACLEFT_neg
3874
DACLEFT_pos
@
GNDA
+3.3V
3705
1R
5802
920927152B EH-S
2702
MP891
3 4 1
COAX1/+5V
3704
47n 2 2
COAX2/EBU
MP892 10R
1 6 3
SHIELD/EBU_GND
7 8
1822
2703
MP894
100n
EBUGND
3 4
3877 C6 3882 D7 3887 E9 4805 C4
3878 C7 3883 D6 3888 E9 4806 E9
3879 C8 3884 D6 3889 E10 5802 D3
3880 E7 3885 E8 3900 A5 5803 E6
3881 E7 3886 E8 4804 A4 6877 E7
5 6
2845
220p
3869
GNDA
10K
4
2
22K 3871
1
470R
TDA 1308
8
3
22K
7810-A
@
GNDA GNDA
+2.5V
2850
220p
3876
GNDA 10K
4
6
22K 3878
7
470R
TDA 1308
8
5
22K 7810-B
@
+2.5V
GNDA GNDA
+2.5V
3884 1K 3883 1K 3882
GNDA
MP867
MP868
2855
220u
GNDA
+5V
5803 MP865
+3.3V
1u
AL 02 7875
UDZ 6877
B3V9
2853 10n
5 6
8 - 2
7810-A A5 MP807 E10 MP864 B10 MP891 E4
7810-B C5 MP811 E10 MP865 E6 MP892 E3
7875 E7 MP856 B10 MP866 B10 MP894 E2
8402 C9 MP861 C10 MP867 D7 MP898 C10
MP801 C10 MP863 E10 MP868 D6 MP899 C10
7 8 9
2846
10u
@
GNDA GNDA
GNDA
2851
10u
+10V
KILL
@
GNDA GNDA
+3.3V +5V +3.3V +3.3V
100R
@
PORE
3880 33R
SCL
BC847B SILD
SDA
3881150R
+5V
7 8 9
1 0
A
1823
B
basic version w/ 6p-connector
MP864
1
LEFT
MP866
2
GNDA
MP856
3
RIGHT
MP898
4
+5V
8402
MP899
5
GND
MP801
6
+10V
MP861 C
7
KILL
FE-ST-VK-N
1821
1
doorswitch
2
GND
D
+3.3V
EH-S
1824
basic version w/ 5p-connector
1
PORE
MP807
2
GND
MP863
3
DATA
MP811
4
SICL
E
5
SILD
3889
6
+5V/doorsw
@ 1K
FE-ST-VK-N
4806
@
0R
285610n
@
1 0