Philips FW-R8/17 Service Manual page 82

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1800 D2 2803 C5 2810 A4
1801 G1 2805 B5 2811 A5
1810 C10 2806 B5 2814 D5
2800 C4 2807 A4 2815 D5
2801 C5 2808 A5 2816 B12
2802 C4 2809 H4 2818 B11
1 2
3CDC-mainboard
part 1
A
B
C
CD Drive
2849 4u7
5V
VAM2202
1800
GND
15
D5
D3
14
D3
D
D5 13
D4
D2
VCC 12
VrefCD10
VREF 11
D1
LD 10
MON
9
D4
8
D1
7
E D2
6
GND 5
L
T+
4
F-
3
F+
2
TRACK
1
T-
1
F
2
3
FOCUS
4
5
6
1801
PH-S
G
during Focus search
DISC
H
SLIDE
1 2
10-9
2822 F9 2833 C10 2840 G4 2851 B11
2823 F10 2834 C10 2841 F5 2855 B4
2824 F10 2835 F7 2842 F4 2856 D15
2825 F9 2837 H4 2844 G5 2857 G5
2826 G12 2838 E8 2849 C1 2859 H5
2828 G13 2839 F4 2850 D14 2869 D3
3 4 5
3833 3808
D1
22K 10K
3834 3807
D5
22K
10K
3805
10K
3811 3806
D4
18K 10K
3802 3803
D3
56K 10K
D2 3801
3800
10K
56K
Laser power control
7
#
2814
PWRON
100n
6
GND
2815 5 DIN
33n
4 MON
3869 4R7
2892 4n7
3 CFIL
U >400mV
->Laser dead !
3815
3870 100R
2 VCCL
+5V
1 LD
4R7
Servo driver
Vref
TRACK
16
1.6V
+ 1
-
3
3843 3842
1.6V
2
+
14
33K 47K
3835
_ 15
13
11
+10V
3R3 D
2839
10V
5
VDD
12
1.6V 47u
_ 6
Vref
4 +
1.6V
7
10 -
3846 3845
9 + 8
33K 47K
FOCUS
7806 TDA7073A
D
Motor Driver
100K
3839
+ 16
1
-
D
3
DISC 100K
2
+
14
3852
3812 3840
15
_ +10V
13
2837 2R2
11
2R2
47u
5 10V
Vref
VDD
12
_ 6 1.6V D
+
4
3849 100K
7 1.6V
-
10
3848
SLIDE 100K
+ 8
9
D
7807 TDA7073A
3 4 5
2879 H5 2891 F4 3802 C4 3811 B4
2880 D8 2892 D5 3803 C4 3812 H5
2884 E8 3709 C14 3805 B4 3815 E5
2885 F9 3728 E14 3806 B4 3816 G12
2887 B10 3800 C4 3807 A4 3817 H12
2888 E5 3801 C4 3808 A4 3819 D14
6 7 8 9
R2 (CD10)
R1 (CD10)
D4 (CD10)
D3 (CD10)
D2 (CD10)
D1 (CD10)
HF-Amplifier
3823 1K
TZA1024 VrefCD10
3824 1K
CMFB 8
2x
3866
RFFB 9
10K
4x RFEQO 10
CDRW 11
1x
EQSEL 12
3.1V
VCC2 13
RGADJ 14
V/I
3853
V/I
470R
+3.3V
7801 +3.3V
3894
3.2V
+3servo
33R
HF
1.6V
EQSEL
3825 2822
Vref
HF
1K
1n5
D D
3V
0V
EYE-PATTERN
3V
0V
0V
TB = 0.5µs/div
6 7 8 9
Digitized in Heiloo Netherlands
10-9
3820 D3 3826 F9 3834 A4 3841 G5
3821 D3 3827 E10 3835 F5 3842 F5
3822 D3 3828 G10 3837 F7 3843 F5
3823 D8 3831 B14 3838 F6 3844 F5
3824 D8 3832 D15 3839 G6 3845 F5
3825 F9 3833 A4 3840 H6 3846 F5
10 11 12
Signal Processor
+3.3V +3.3V
CL16
3.2V
3V
2851
2818 2816
1n5 47u 1n5
VDDA2
TF01 1810
17 18 19 20 21 22 23 24 25 26
16 CRIN
15 CROUT BITSTREAM DAC
14 VSSA2
13 R2
12 R1
11 D4
PRE-
PROCESSING
ADC
10 D3
CONTROL AUDIO
9 D2 FUNCTION PROCESSOR
8 D1
1.5V 7 VRIN
VREF GEN.
6 IREF
33K
3827 EFM
SRAM
5 VDDA1
DEMOD
ADDR
4 VSSA1 FRONT
END
DIG.
PLL
3 ISLICE
2 HFIN
MOTOR OUTPUT
HFIN
CONTROL STAGES
VERSATILE
1 HFREF
INTERFACE
2824
64 63 62 61 60 59 58 57 56 55
47n
LDON
3V
for CD_DA : 0V
+3servo
for CD_RW : 3V
2826
0V
3.2V
47u
Innersw
de_emph
3816
to DAC(part2)
47K
800mVpp
M2 M1 SL FO
+3.3V
3817
680K
10 11 12
2/4/2018
3847 F5 3857 C2 3870 E3 3897 E7
3848 H6 3862 B10 3873 D14 7801 E7
3849 H5 3863 H13 3889 D15 7806 G3
3850 H5 3866 D7 3892 E15 7807 H3
3852 H5 3867 B11 3894 E9 7877 D12
3853 E9 3869 D3 3895 H12
13 14 15
to DAC (7810)
DATA WCLK SCLK
+3.3V
KILL_L
KILL
27 28 29 30 31 32
KILL_R
33
VSSD1
+3.3V
SER. DATA
3709
VERSAT. V2|V3 34
KILL
INTERFACE
INTERF.
3.3V
22K
WCLI 35
+3.3V
SER. DATA
SDI 36
2850
LOOPBACK
INTERF.
1n
SCLI 37
3819
PORE
7877 470R
RESETn 38
2856
SAA7324
27p
SDA 39
SDA
3873 470R
3889
SCL 40
SICL
470R
RAB 41
3892
SILD 42
SILD
470R
STATUS 43
3728
TEST3 44
4K7
RCK 45
PEAK RCK
ERROR
CORR. DET.
SUB 46
SUB
EBU
SFSY 47
SFSY
INTERF.
SBSY 48
SBSY
54 53 52 51 50 49
CL11
to dig. out circuitry
DOBM
on part 2
2828
47u
+3servo
RA
+3.3V
...DC voltages measured
in Play mode with following conditions
V
EVM
'+A'=+10.5V and '+5V'=+5V
#.... for provision only
3CDC99-DS sheet1 2000-03-27
13 14 15
A
B
C
D
E
F
G
H