Philips FW-C220 Service Information page 27

1805 H15 2804 H4 2852 I2 2862 C2
1876 F3 2812 C1 2853 H4 2863 D2
1878 G3 2829 F5 2854 C5 2864 H12
1880 D8 2830 D2 2858 D3 2865 B5
1881 D8 2831 B8 2860 A7 2870 F3
1882 C8 2832 A8 2861 B7 2871 G3
1 2 3
3CDC mainboard
/ part 2
7810
3760
WCLK 1
1K
A
DATA 3761 2
1K
SCLK 3762
3
1K
4
CL16 3763 5
B
820R
6
7
MC78L05ACP
7878
3764
3864 8
5V
3
1
+10V 10R
C
3R3
5V 9
2
3865
GNDA GNDA 10
GNDA
10R
2858
11
GNDA 22u
D GNDA 12
2830
13
10n
GNDA
14
GNDA
E
1851
DIPMATE
5803
2
2
8003
1
F
1
DIPMATE
1876
TRAY-MOTOR for prov. only
5804 100u
1850
DIPMATE
2 2
8002
1
1
DIPMATE
1878
CAROUSEL-MOTOR
G
CD-Text circuitry
3718
4K7
7876
H LC89170M
3731
1
EXCK
RCK
32 x 8
to 10K
2 SBSO
SUB 2 PORT
7877
RAM
3 SCOR
SBSY
on
4 WFCK
SFSY
part1
3700 470R
5 MCK
CHECK
CL11
7.35KHz 11MHz 6 XMODE
TIMING & SYNC
7
GND
I PROTECTION
1 2 3
10-11
2872 F10 2881 F8 3707 H4 3716 H12
2873 F5 2882 D5 3708 H4 3718 H3
2875 G5 2893 F12 3711 H5 3730 H2
2876 C2 3700 I2 3713 F8 3731 H2
2877 F11 3705 H4 3714 F8 3760 A3
2878 F11 3706 H4 3715 G8 3761 A3
4 5 6
PCM1716
28
LRCIN ML
27
de_emph
DIN MC
from7877 (part1)
26
BCKIN
MD
25
CLKO
MUTE
24
XTI MODE
23
XTO CS
DAC
22
DGND RST
21
VDD ZERO
47n
20
5V
VCC 2R VCC 2L
GNDA
2854
GNDA
19
AGND 2R
AGND 2L
18
EXTR EXTL
17
NC NC 1
16
VOUT R VOUT L
15 5V
AGND 1 VCC 1
9898
3885
16
100K
0V
1
100u -
3
3883
2 0V
+
14
10V 3851 100K
15
13
11 +10V
3R3
OUT1-
5
VDD
12
3879
0V
6
4
+
10K
0V
7
9899
10 -
3881
9 8
10K
7871
TDA7073A
CD-TEXT INFO
4V only during
+4V +4V
DQSY
TOC-reading
2853
3.3ms
22n
SCLK
4V
14
SRDT
VDD
3706 470R
DQSY 13
CPU
3707 470R
SRDT 12 SRDT
INTERF
3708 470R
SCLK 11 DQSY
CRC
SW2 10 SCLK
SW1 9
8
TEST
4 5 6
3762 A3 3809 H11 3859 B7 3874 B13
3763 B3 3814 C12 3864 C2 3875 C12
3764 C1 3851 F6 3865 C2 3876 B12
3766 A5 3854 A7 3868 G14 3877 E11
3768 D7 3855 B7 3871 E11 3878 C7
3769 D7 3858 A7 3872 B13 3879 F6
7 8 9
2860 3854
100R
22u
GNDA GNDA
2861 3855
100R
22u
GNDA GNDA
SW_INFO
8
1882 6873
VSS
3878
POS 1 rec.
10
10K
1N4148 9 Os
1880 6871
TRAY POS 11 O7
TO 7801 ON PART 1
1N4148 12 O6
EQSEL
DRIVE UP/ 1881 6872
DOWN 13 O5
10K 4K7
1N4148 14 O4
3769 3768
7 O3
6 O2
5 O1
4 O0
1 D
STB
EN1
SRG8
16 VDD
OE_LATCH
5V
0V
7812
BC547B
Output enable
delay circuitry
7 8 9
10-11
3880 G6 3886 G6 3896 G10 6872 D8
3881 G6 3887 D12 3899 D12 6873 C8
3882 F6 3888 E12 5803 F3 6874 G7
3883 F6 3890 E11 5804 F3 6875 E12
3884 F6 3891 F11 5805 C11 6876 C13
3885 E6 3893 F11 6871 D8 6877 D12
10 11 12
+3.3V
3876
100K
to/from 7877 on part 1
SICL
3.2V SILD
7874
SDA
3V-5V log. Level
0V
Transformer
+3.3V
BC547B
5805 4U7
for provision only
9876
3875 10K
+3.3V
6876
4,2V 3814
voltage stab.
7875
7873
+3.3V 33R
1N4148
BC547B
6877
3899
100R
BZX79-F3V9
+4V
Changer Control
+5V
logic
+5.6V
+10V
5V(5.6V)
HEF4094BP
2 D
3 SHR_CL
CP
1 STR
SHR_STR
5V 3890
15
1K
3891
5V
1K
3893
470R
from
3809
7877
DOBM
on
470R
part1
10 11 12
7810 A3 7876 H3 9839 C14
7812 F8 7878 C1 9876 C13
7871 G5 9826 H14 9898 E3
7873 C10 9834 F10 9899 G3
7874 B12 9835 G11
7875 C12 9838 C14
13 14 15
A
# #
B
C
to connector board
D
on rear side of module
or combi- board
23
LEFT
22
GNDA
GNDA 21
RIGHT
20
+5V(+5.6V)
19
E
GND
18
+10V
17
SW_INFO
16
SHR_STR
15
SHR_CL
14
SICL
13
DATA
12 F
SILD
11
GND
10
PORE
PORE
9
KILL_L KILL_L
3868
8
+3V
+3.3V
33R
7
EBU_Out
6
EBU_GND
EBUGND
5 G
KILL_R
KILL_R
4
SRDT
3
DQSY
2
uP_CLK
1
GND
1805
H
...DC voltages measured
in Play mode with following conditions
V
EVM
'+A'=+10.5V and '+5V'=+5V
I
#.... for provision only
3CDC99-DS sheet2 2000-03-27
13 14 15