Combi Boad Circuit Diagram - Philips AZ 1080 Service Manual

COMBI BOARD (CONTRAL / CD PART ) - CIRCUIT DIAGRAM
1 2 3
CONTROL / CD PART
A
2829
2867
47n
220n
2823
F862 3851
47n
56K
1801
1 Vref 3849
Vc
2 F864 56K
Vcc F863
3850
3 F865
E
3848 39K 3865 33R
4 F866
B
D
3868 6K8
Laser Control
5
A 7804
6K8 3869 BC807-40 3856 F820 3866
6
B
3852 6K8 10R 1R
7
C
8 6K8 2858
F867
F
F868
100u
9 3855
F869
GND
5802
10 F871 56K 3853
LD
10u 3854 56K
11
C F872
GND
3870 39K
12
LD-PD
F873 1K
13 F825
FOC+
14
TR+
2Vref
15 3857
TR-
1M
16
for provision only
FOC- F827
FMN
D 2859 2861
22u 47n
Vref
E
F
G
H
I
* PROVISIONAL ONLY
1 2 3
9 - 1
4 5 6
+5V
3860
33K
2860
2842
3861
22u 47n
7803 2K2
30
1
TA2153
Vcc HF RFN
Preamplifier
2830
2 29
RFGC
GND
100n
Vref 3 28
GMAD
RFO
2835
4 27
FOCUS
FNI AGCI
100n
26 F831
5
FPI GSVW
25
6
2831 TRACK
TPI RFGO
4n7
2838
7 24
Bottom
TNI RFRPIN
Peak 100n
2839
8 23
MDI
PKC
100n
9 22
LDO RFCT
21 2841
10
SEL BTC
100n
20
11
TEB RFRP
12 19
4.2V
2VR
VRO
F834
3858
13 18
TEN
SEB
47K
3867
14 17
TEO
FEN
56K
F835
3859 15 16
2832
SBAD FEO
3n3 1K2
Focus Error
F828
Track Error
3842
4K7
2825
2n2 PGND
F813
2Vref
24 23 22
36 35 34 33 32 31 30 29 28 27 26 25
Track
7802
F816 M63000
Servo Driver
Focus
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Vref
PGND
3843
2826
18K
820p
F814
4 5 6
7 8 9
2Vref
3803
2802
47n
3862 2833
10K
3801
Vref 3802
1K
47p
220K
47K
2801
3863
2834
47p
15K
3p3
2804
3804
51
LPFN
15n 15K
52
3864
LPFO
53
220R Vref PVREF
F830 2836 2805 2806
54
VCOF
Vref
100p 47n 10n
55
2816 AVSS
2807
56
SLCO
1n
F832 2808
3874 2n7
HF 57
RFI
2840 F858
4n7 470R
58
+5V
AVDD
47n 2840 only for provision
59
RFCT
2862 for provision only
60
RFZI
2844 47n
100n
61
RFRP
62
FEI
2845
63
SBAD
100n 64
TEI
65
TEZI
3832
66
Vref
FOO
10K 3833
Vref 67
TRO
10K
68
Vref VREF
3834
2837
2810 47n 69
RFGC
3n3
3K3 3835
70
3847 TEBC
3836 3K3
71
1K2 FMO
6K8 3837
72
DMO
15K
73
2Vref
2VREF
3876
74
SEL
1K
75
+5V
VDD2
2811
3 1810 76
VSS2
47n
77
XVSS
2
78
XI
CST
1
79
XO
80
2812 XVDD
47n
3841
2863
22p
22K
4840
2824 +5V
+10V
47n 0100
1 2809
47n
0200
2856
1
100u
21 20 19
2818
4n7
PGND
+5V
3823
2K2
F815
*
3824
3844 2827
1K2
8K2
47n
7 8 9
9 - 1
10 11 12 13
3829
2850 1K
2803
22u
47n
7801
30
P4-1
29
CDM Select P4-0
Decoder
28
PLL P3-3
ROM
27
P3-2
AD Keys
26
RAM P3-1
25
Bit RAM P3-0
uP
slicer
24
P1-3
23
P1-2
CPU
22
P1-1
21
P1-0
20
MVSS1
19
MVDD1
18
P8
17
P8
16
P8
TC9457F
15
P8
Decoder 14
S14
Servoprocessor 3811
13
uP 1K
S13
DAC
12
S12
11
S11
10
S10
PGND
9
S9
8
S8
7
S7
6
S6
3814
5
S5
4K7
4
S4
dig. filter 3816
3
S3
OSC 1
4K7
2
OSC
S2
DAC 2 3818
1
S1
commons 4K7
3819
3820 4K7
3871
4K7 3821
1K
3822 4K7
for provision
+5V
only
3872 4K7
F805
1K 3828
2820
680R
2n2
3873
100R
2853 +5V 2854
for provision only
2u2
2u2 +5V
PGND
F806
F807
3827
+5V
47K
2817
220n
F808
F843
F842
3875 F841
4R7
F840
10 11 12 13
14 L H14 3851 A1
R H14
3852 B1
+A G14
3853 C3
5V G14
3854 C2
0100 F8
3855 C2
0200 G9
3856 B2
1801 A1
3857 D2
1802 I14
3858 D4
1803 E14
3859 D3
1804 D14
3860 A6
1810 E9
3861 A6
2801 A9
3862 A7
A
2802 A9
3863 A7
2803 A10
3864 B7
2804 B9
+5V
3865 B3
2805 B9
4898
4898 only 3866 B3
2806 B9
for provision
3867 D6
2807 B9
4899
3868 B1
2808 B7
2809 G9 3869 B2
+5V
2810 D8 3870 C1
2811 E9 3871 F11
3808 3807
2812 F9
3872 G12
33K
33K
2815 C13
3873 G12
B
F801
2816 B8
3874 B9
2817 H11
2821 3875 I12
2818 G10
3876 E9
F802 2819 G10
1n
4840 F9
3806 2820 G11
2822 4897 G12
2821 B14
3K3
4898 A14
2822 B14
1n
4899 A14
2823 A2
5802 C1
2824 F7
3805
7801 A13
2825 F4
3K3
7802 H6
2826 I5
7803 A4
C 2827 I7
2815
7804 B2
2829 A3
2830 B4 AGND H14
47n
+5V
2831 B3 EXGND1 H14
2832 D3 EXGND2 H14
2833 A7 F801 B13
3809
2834 A6
F802 B13
47K 2835 B6
F803 D13
2836 B7
F805 G13
F803
2837 D7
F806 H13
2838 C6
F807 H13
2839 C6
F808 I13
3810 D
2840 C7
F812 F5
47K 1804
2841 C6
EH-B
F813 G4
1 2842 A5
F814 I5
2844 C9
3812 F844
2 F815 I7
2845 C7
F816 H4
F845
1K DOOR SW 2850 A11
F820 B3
F847 2851 F10
F848 1803 F825 C2
2852 F10
FE-BT-VK-N F826 A1
2853 H10
F846
1
F827 D3
2854 G10
D1
F828 E3
2856 G8
2
D2 2858 C2 F830 B7
E
3 2859 D2 F831 B6
D3
2860 A3 F832 B7
F849 4
2861 D2 F834 D6
D4
3815 F851 2862 C7
5 F835 D6
D6
2863 F8
F840 I13
4K7
F853 6
2864 E8
F841 I13
D8
2865 G11
3817 F842 I13
7
2866 H14
D10
F843 I13
4K7 2867 A1
8
F844 D13
D12
3801 A9
F845 D13
9 3802 A10
F854
D11 F846 E14
F 3803 A9
10 F847 E14
3804 B9
D9
F855 F848 E14
3805 C14
11
F849 E14
D7 3806 B14
F856
12 F850 G13
3807 B14
D5
F851 E14
3808 B13
F857
13
3809 C13 F852 G13
F852 3810 D13 F853 E14
14
3811 D13 F854 F13
F850
3812 D13 F855 F14
3814 E13
F856 F14
3846
SYNC
3815 E13
F857 F13
G
680R SYNC 3816 E13
+A F858 C7
+10V
3817 F13
F859 E2
+A_ON_CD
5V 3818 F13
+5V F860 E1
3819 F13
PGND +CD F861 E1
3820 F13
F862 A1
3821 F13
AGND
F863 B3
3822 G13
F864 B1
3823 H8
3825 F865 B1
L
3824 I7
F866 B1
3825 H14
470R
CD_L
F867 C2
3826 3826 H14
R
F868 C2
3827 H12
H
470R F869 C2
CD_R 3828 G12
F870 E1
3829 A13
2866
F871 C1
3830 G10
EXGND2
3831 G10 F872 C1
100n
EXGND1 3832 D9 F873 C1
3833 D9 PGND G14
3839
3834 D9 SYNC G14
3835 D9
470R 1802
3836 D9
PGND 6
GND
3837 E9
3845
5
3839 I14
INNERSW
3841 F7
1K
4
3842 F5
SLEDGE-
I
3843 I5
3
SLEDGE+
3844 I6
2 3845 I13
DISC-
3846 G14
1
3847 D7
DISC+
3848 B2
PH-B
3849 B2
3850 B2
14