Philips MC-500 Service Manual page 57

1 2
5DTC CONTROL BOARD
1802
!
11
GND
3826
3863
+A
10
+A
12V
2R2
1R5
9
+A
8
GND 7800
A
MC78L05
7
uC_RESET
3845 1 3
uC_RESET
6
I2C_SDA
I 2 C_SDA
2
5
I2C_SCL
I 2 C_SCL
4
TRAY_IRQ +A to +5V
TRAY_IRQ
stabilization
TO / FROM
CD MAIN BOARD
+5V ST
B
4808
+5V
ST
7801
TMP87C409A
28
3829 VCC
I 2 C_SDA
17
SDA
100R
3828
I 2 C_SCL
16
SCL
3827 100R
TRAY_IRQ
19
INT 0
100R Micro
Controller
1
1
1800
XTAL
2
2
+5V
ST 8MHz
C
3
TEST
Power on
Reset
27
RST
uC_RESET
3800
CLOSE SW 4
4K7
3808
5
LOAD SW
4K7
3801
UNLOAD SW 6
4K7
3809
7
OPEN SW
3804 4K7
DISC SENSOR 8
COLLECTOR
4K7 3807
HOME SW 9
4K7
3805
10
HOLDER HIGHT
D
COLLECTOR
4K7
3802
ADDRESS1 SW 11
4K7
3806
ADDRESS2 SW 12
4K7 3803
ADDRESS3 SW 13
4K7
GND
14
E
SWITCH / STATUS RECOGNITION
F
...V DC voltages measured in
PLAY MODE
with following conditions:
V EVM
"+A" = 12V
5 DTC Control Board CD/DVD Version 2002 09 12
1 2
10-13
3
+A OPAMP
11,8V
+5V
ST
5V
3860 3861
V
REF
100R 2K0 4,1V
Stabilized +5V
switched by C (7801)
7806
BC857BW
+5V SWITCHED
5V
3859
4,3V
10K
3854
3858
20
INT 1
10K
1K
TCA0372
3824 3853
+5V TR +
ST 4,1V
7805-A
8
820R 10K
3,3V TRAY+
For sets
1
without
4,1V
disc sensor V
REF 2
18 7
(either/or)
STOP
+A
OPAMP
For sets
with
disc sensor
3857
10K
3815 3850 TCA0372
TR -
4,1V
7803-B
5
820R 10K
26 3,3V
TR + TRAY-
3
4,1V
V REF 4
6
24
TR -
3856
23 LI -
10K
TCA0372
3819 3851
LI -
4,1V
21
LI + 7803-A
8
820R
10K
3,3V
LIFT-
1
25
4,1V
V
REF 2
7
22
+A
OPAMP
3855
15
NC
10K
LI + 3820 3852 TCA0372
4,1V
7805-B
5
820R 10K
3,3V LIFT+
3
4,1V
VREF 4
6
+5V
ST
ADDRESS3 SW
CLOSE SW
ADDRESS2 SW
LOAD SW
ADDRESS1SW
UNLOAD SW
HOLDER HEIGHT
COLLECTOR
OPEN SW
HOME SW
+5V
SWITCHED
DISC SENSOR
COLLECTOR
3
4
Mapping
M C D
APPING FOR IRCUIT IAGRAM
1800 C2 3832 E4
1801 E4 3833 E4
1800 C2 2810 A3
1802 A1 3834 E3
1801 E4 2811 D4
2800 A2 3835 E3
1802 A1 2812 D4
2801 A2 3836 E3
2802 B2 3837 E3
2800 A2 2813 E4
2803 C1 3838 E3
2801 A2 2814 C4
2808 A2 3839 E3
2810 A3 3840 E3
2802 B2 3800 C1
2811 D4 3841 E3
2803 C1 3802 D2
A
2812 D4 3842 C2
2808 A2 3803 D2
2813 E4 3843 C2
2814 C4 3845 A2
3800 C1 3850 C3
3802 D2 3851 D3
3803 D2 3852 D3
3804 D1 3853 C3
3805 D1 3854 B3
3806 D1 3855 D3
3807 D2 3856 D3
3808 D1 3857 C3
3808 D2 3858 B2
3809 D2 3859 B3
3810 B1 3860 A2
3811 C1 3861 A2
3815 C3 3862 A3
3816 C4 3863 A2
3818 D4 4808 B2
M C
APPING FOR OMPONENT
3819 D3 7800 A2
3820 D3 7801 B2
3821 E4 7803-A D3
1800 B2 2810 A5
3823 C4 7803-B C3
3824 C3 7805-A C3 1801 C4 2811 A5
B
3826 A2 7805-B D3
1802 C2 2812 A6
3827 C1 7806 B3
2800 D2 2813 B5
3828 C2
3829 B1
2801 D2 2814 B6
3830 B1
2802 A2 3800 B2
3831 B1
2803 B1 3801 C3
2804 C2 3802 C4
2805 C1 3803 C4
2808 A6 3804 C3
2809 C2 3805 C4
C
5DTC Control Board Copperside view
D
TO / FROM
MOTOR BOARD
E
1801
LIFT- 16
LIFT-
TRAY+ 15
TRAY+
LIFT+ 14
LIFT+
TRAY- 13
TRAY-
12
ADDRESS3 SW
11
CLOSE SW
10
ADDRESS2 SW
9
LOAD SW
8
ADDRESS1 SW
7
UNLOAD SW
F
6
HOLDER HEIGHT
COLLECTOR
This assembly drawing shows a summary
5
OPEN SW
of all possible versions.
4
HOME SW
For components used in a specific version
3
5V
see schematic diagram respectively partslist.
2
GND
1 DISC SENSOR
COLLECTOR
4
10-13
3804 D1 3811 C1 3824 C3 3833 E4 3841
3805 D1 3815 C3 3826 A2 3834 E3 3842
3806 D1 3816 C4 3827 C1 3835 E3 3843
3807 D2 3818 D4 3828 C2 3836 E3 3845
3808 D1 3819 D3 3829 B1 3837 E3 3850
3808 D2 3820 D3 3830 B1 3838 E3 3851
3809 D2 3821 E4 3831 B1 3839 E3 3852
3810 B1 3823 C4 3832 E4 3840 E3 3853
L
AYOUT
3806 C4 3819 A4 3832 C4 3843 A2 3857
3807 C3 3820 A4 3833 B2 3845 D2 3858
3808 B2 3821 B5 3834 C4 3847 B1 3859
3809 C3 3823 B6 3835 C2 3848 B1 3860
3810 C2 3824 A4 3836 C4 3850 A4 3861
3811 A2 3826 B6 3837 C3 3851 A4 3862
3812 A1 3827 B2 3838 C4 3852 A4 3863
3813 B2 3828 C2 3839 C3 3853 A4 4800
3815 A4 3829 B2 3840 C4 3854 B5 4801
3816 A5 3830 C2 3841 C3 3855 B5 4802
3818 A6 3831 C1 3842 A2 3856 A6 4803
E3 3854 B3 3862 A3 7805-B D3
C2 3855 D3 3863 A2 7806 B3
C2 3856 D3 4808 B2
A2 3857 C3 7800 A2
C3 3858 B2 7801 B2
D3 3859 B3 7803-A D3
D3 3860 A2 7803-B C3
C3 3861 A2 7805-A C3
A5 4804 A2 4816 D2 7803 A5
B5 4805 C1 4817 A6 7804 B2
C5 4806 A2 4818 C5 7806 C5
C5 4807 C1 4819 A6 9801 C5
B5 4808 C2 4820 B5 9802 B2
A5 4809 C5 4821 C3 9804 A5
B6 4810 B2 4822 C3
C2 4811 C1 6801 B1
C2 4812 B2 7800 D2
C2 4813 B6 7801 B4
D1 4814 A4 7802 A2
5DTC Control Board Layout stage .3 2002-09-25