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Philips FW-R8/17 Service Manual page 82

Cdr mini system
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1800 D2
2803 C5
2810 A4
2822 F9
1801 G1
2805 B5
2811 A5
2823 F10
1810 C10
2806 B5
2814 D5
2824 F10
2800 C4
2807 A4
2815 D5
2825 F9
2801 C5
2808 A5
2816 B12
2826 G12
2802 C4
2809 H4
2818 B11
2828 G13
1
2
3
3CDC-mainboard
D1
part 1
A
D5
B
D4
D3
C
D2
CD Drive
2849
4u7
5V
VAM2202
1800
GND
15
D5
D3
14
D3
D
D5
13
D4
D2
VCC
12
VrefCD10
VREF
11
D1
3869 4R7
LD
10
MON
9
3870 100R
D4
8
D1
7
E
D2
6
Servo driver
GND
5
L
T+
4
F-
16
3
+
F+
2
3
TRACK
14
1
T-
_
13
1
F
2
12
_
3
4
FOCUS
4
10
5
9
+
6
7806
TDA7073A
1801
PH-S
G
Motor Driver
during Focus search
+
16
3
DISC
14
_
13
12
_
H
4
SLIDE
10
+
9
7807
TDA7073A
1
2
3
10-9
2833 C10
2840 G4
2851 B11
2879 H5
2834 C10
2841 F5
2855 B4
2880 D8
2835 F7
2842 F4
2856 D15
2884 E8
2837 H4
2844 G5
2857 G5
2885 F9
2838 E8
2849 C1
2859 H5
2887 B10
2839 F4
2850 D14
2869 D3
2888 E5
4
5
6
3833
3808
22K
10K
3834
3807
22K
10K
3805
10K
3811
3806
18K
10K
3802
3803
56K
10K
3801
3800
10K
56K
Laser power control
HF-Amplifier
TZA1024
7
#
2814
2x
PWRON
100n
6
GND
2815
5
DIN
4x
33n
1x
4
MON
2892 4n7
3
CFIL
U >400mV
->Laser dead !
V/I
3815
2
VCCL
+5V
1
LD
4R7
V/I
7801
Vref
TRACK
+3servo
1.6V
1
-
3843
3842
1.6V
2
+
33K
47K
3835
1.6V
15
11
+10V
Vref
3R3
D
2839
10V
5
VDD
1.6V
47u
6
Vref
+
1.6V
7
-
D
D
3846
3845
8
33K
47K
FOCUS
D
100K
3839
1
-
D
DISC
100K
2
+
3852
3812
3840
15
+10V
2837
2R2
11
2R2
47u
5
10V
Vref
VDD
6
1.6V
D
+
3849
100K
7
1.6V
-
3848
SLIDE
100K
8
D
4
5
6
2891 F4
3802 C4
3811 B4
3820 D3
2892 D5
3803 C4
3812 H5
3821 D3
3709 C14
3805 B4
3815 E5
3822 D3
3728 E14
3806 B4
3816 G12
3823 D8
3800 C4
3807 A4
3817 H12
3824 D8
3801 C4
3808 A4
3819 D14
3825 F9
7
8
9
10
R2 (CD10)
R1 (CD10)
D4 (CD10)
D3 (CD10)
D2 (CD10)
TF01
1810
D1 (CD10)
3823 1K
VrefCD10
3824
1K
CMFB
8
3866
RFFB
9
10K
RFEQO
10
CDRW
11
EQSEL
12
3.1V
VCC2
13
RGADJ
14
3853
1.5V
470R
+3.3V
+3.3V
33K
3827
3894
3.2V
33R
HF
EQSEL
3825
2822
HFIN
HF
1K
1n5
2824
47n
3V
3V
for CD_DA : 0V
for CD_RW : 3V
0V
0V
EYE-PATTERN
Innersw
3V
0V
0V
800mVpp
TB = 0.5µs/div
7
8
9
10
10-9
3826 F9
3834 A4
3841 G5
3847 F5
3827 E10
3835 F5
3842 F5
3848 H6
3828 G10
3837 F7
3843 F5
3849 H5
3831 B14
3838 F6
3844 F5
3850 H5
3832 D15
3839 G6
3845 F5
3852 H5
3833 A4
3840 H6
3846 F5
3853 E9
11
12
13
Signal Processor
+3.3V
+3.3V
to DAC (7810)
CL16
DATA
WCLK
SCLK
3.2V
3V
2851
2818
2816
1n5
47u
1n5
VDDA2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
16
CRIN
SER. DATA
15
CROUT
BITSTREAM DAC
KILL
INTERFACE
14
VSSA2
SER. DATA
13
R2
LOOPBACK
INTERF.
12
R1
7877
11
D4
PRE-
SAA7324
PROCESSING
ADC
10
D3
CONTROL
AUDIO
9
D2
FUNCTION
PROCESSOR
8
D1
7
VRIN
VREF GEN.
6
IREF
EFM
SRAM
5
VDDA1
DEMOD
ADDR
4
VSSA1
FRONT
PEAK
END
ERROR
DIG.
CORR.
DET.
PLL
3
ISLICE
EBU
2
HFIN
MOTOR
OUTPUT
INTERF.
CONTROL
STAGES
VERSATILE
1
HFREF
INTERFACE
64
63
62
61
60
59
58
57
56
55
54
53
52
51
LDON
+3servo
2826
3.2V
47u
de_emph
2828
3816
to DAC(part2)
47K
47u
+3servo
M2
M1
SL
FO
RA
+3.3V
+3.3V
3817
680K
11
12
13
3857 C2
3870 E3
3897 E7
3862 B10
3873 D14
7801 E7
3863 H13
3889 D15
7806 G3
3866 D7
3892 E15
7807 H3
3867 B11
3894 E9
7877 D12
3869 D3
3895 H12
14
15
A
B
+3.3V
KILL_L
KILL
31
32
KILL_R
33
VSSD1
+3.3V
C
3709
VERSAT.
V2|V3
34
INTERF.
3.3V
22K
WCLI
35
+3.3V
SDI
36
2850
1n
SCLI
37
3819
PORE
470R
RESETn
38
D
2856
27p
SDA
39
SDA
3873
470R
3889
SCL
40
SICL
470R
RAB
41
3892
SILD
42
SILD
470R
E
STATUS
43
3728
TEST3
44
4K7
RCK
45
RCK
SUB
46
SUB
SFSY
47
SFSY
F
SBSY
48
SBSY
50
49
CL11
G
to
dig. out circuitry
DOBM
on
part 2
...DC voltages measured
H
in Play mode with following conditions
V
EVM
'+A'=+10.5V and '+5V'=+5V
#.... for provision only
3CDC99-DS sheet1 2000-03-27
14
15

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