Philips FW-C870/19 Service Manual page 63

1805 E14 1880 E7 2831 B8 2861 B9 2870 E4
1850 G3 1881 E7 2832 A7 2862 B7 2871 G3
1875 E8 1882 E7 2852 I8 2863 A6 2872 D8
1876 E7 1883 E7 2853 H9 2864 I3 2873 D6
1877 E3 2814 F6 2854 H3 2865 I4 2874 G4
1878 D3 2829 F2 2858 A5 2867 B8 2875 D5
1878 G3 2830 C8 2860 A9 2868 F5 2876 A6
1 2 3
3CDC-LC
part 2
A
B
C
3879 7822-B
6
TCA0372
D 27K
3
5
1 2 3
RF-500TB
E M
TRAY-MOTOR
F
7821-A
3885
7
TCA0372
27K
1
8
G
RF-500TB
M
CAROUSEL-MOTOR
digital out circuitry - 75 Ω version (not on all versions)
H
5802
from 920927152B
3809 2854
7877 3
DOBM
on
330R 47n
part1 2
1
7
2865
I
22n
from
3809 3717 3712
7877
DOBM
on
470R 1R 10R
part1
(not for 75 Ω Versions)
digital out circuitry
1 2 3
2877 G10 3372 C13 3705 H10 3713 D10 3730 I7
2878 G10 3374 C13 3706 I10 3714 D9 3732 I7
2880 D1 3700 I7 3707 I10 3715 D10 3733 I7
2881 D10 3701 F2 3708 I10 3716 I3 3734 I7
2882 B8 3702 F5 3710 D5 3718 H8 3740 A6
2883 E3 3703 F1 3711 I10 3719 D2 3741 A6
2893 G11 3704 F5 3712 H4 3730 I7 3742 B6
4 5 6 7
3864
+5,6V
100R
2858
2,25V
220u
3741
2V
LP
22K
LEFT
3740
LN
2V
22K
3743
RP
22K
RIGHT
3742
RN
22K
+10V
11,6V
7822-A
3881
Changer Control
2
TCA0372
7
27K
1
logic
8
4 4
SW_INFO
1805
3878
TRAY POS
10K
UP/DOWN
POS1
POS rec.
Tray stop
Moving in
Moving out
3865
11,6V
+10V
2R2
Carousel stop
Turn left
7821-B
3883 Turn right
2
TCA0372
6
27K
3
5
1876
4
SW_INFO
1882
POS1
M
1883
RF-500TB
POS rec.
CAROUSEL-MOTOR
CD-Text circuitry (not on all versions)
3712
4
COAX2
10R
to 1805
6
COAX1
RCK
8
SUB
SBSY
7,35KHz
SFSY
11MHz
CL11
COAX2
to 1805
4 5 6 7
3743 B6 3757 G3 3764 D2 3781 B15 3855
3744 B8 3758 G4 3765 E2 3782 B15 3858
3746 B9 3759 G4 3766 D3 3809 H2 3859
3750 A6 3760 G4 3770 A15 3814 D12 3860
3751 A6 3761 D4 3771 A14 3831 H11 3861
3755 G2 3762 E4 3772 B14 3851 C6 3864
3756 G2 3763 D4 3780 B15 3854 A9 3865
8 9 10
Active Low-Pass Filter
4,5V
7805-A
5
8
TDA1308
2860 3854
7
2,3V
10u 100R
6
4
GNDA
7805-B
2V 3
TDA1308
2861
3855
1 2,3V
10u 100R
2
2V
2830
47n
3887 3898
5,1V
220R 220R
16
7873
SRG8 5,1V
EN1 15
7812
0V
STB
BC847B
1
CLK
3
6871 4
1880
1
D
O0
2 Power on
6872 5
1881
O1 Output enable delay
6878 6
1882 3 3
O2
6873 7
1883 1 5
O3
1876 1875 BAS216(4x) 14
O4
13
O5
O4 O5
12
O6
0V 0V
0V 5V 11
O7
5V 0V
9
O6 O7
10
0V 0V
3890
0V 5V
5V 0V 8
3891 1K
1K
3893
1875
8002
5 1
470R
4 2
3 3
2 4
1 5
3718 3705
220R
4K7
7876
LC89170M
3731 10K
1 14
EXCK VDD 4V
32 x 8
3706 470R
3732 470R
2 SBSO DQSY 13
2 PORT
CPU
3733 470R
3 SCOR RAM SRDT 12 3707 470R
INTERF
3734 470R 3708 470R
4 WFCK SCLK 11
CRC
3700 470R
5 MCK SW2 10
CHECK
6 XMODE SW1 9
TIMING & SYNC
7 8
GND TEST
PROTECTION
8 9 10
B9 3871 F10 3881 D5 3888 F11 4827 H13 6874
B9 3875 D12 3882 F1 3890 F10 4849 G13 6875
B9 3876 C11 3883 F5 3891 F10 4876 D12 6876
A6 3877 F10 3884 F5 3893 F10 5802 H4 6877
A7 3878 E6 3885 F1 3898 D7 6871 E8 6878
A5 3879 D1 3886 D5 3899 E12 6872 E8 6879
F6 3880 D1 3887 D7 4813 G13 6873 E8 7805-A A7
11 12 13
MUTE CIRCUIT
7851
BC817-40
+3,3V
3,2V 5V
7861
BC817-40
0V 0V
SICL
SILD
7874
SDA
3V-5V Logic Level
Transformer
BC847B
+3,3V
4876
voltage stabilizer
3814 6876
7875
+3,3V
33R
BAS216
BC847B 5,6V
version
BZX284-F3V9 3899
only
100R
6877
+4V
+5V
5V(5,6V)
+5,6V
11,6V
+10V
SW_INFO
KILL_R_out KILL_L_out
to 7877
PORE
on part 1
from COAX1
digital-out
circuitry COAX2
CD-TEXT INFO
4V
DQSY
3831
+5,6V 3,3ms
100R
SCLK
SRDT
only during TOC-reading
V
11 12 13
D10 7805-B B8 7851 B14
D8 7812 D9 7860 B15
D12 7821-A F2 7861 C14
E12 7821-B F4 7873 D9
E8 7822-A D4 7874 C12
H10 7822-B D2 7875 D12
7850 A14 7876 I8
14 15
From 7877 Part1
provisional only
+3,3V
A
3771
22K
BC857B
7850
+3,3V
3781
22K
B
BC857B
7860
C
KILL_R_out
KILL_L_out
D
to combi- board
1805
23 E
LEFT
22
GNDA
21
RIGHT
20
+5V(+5,6V)
19
GND
18
+10V
17
SW_INFO
F
16
SHR_STR
15
SHR_CL
14
SICL
13
DATA
12
SILD
11
GND
10
PORE
9 G
KILL_L
8
COAX1/+3V
7
COAX2/EBU
6
EBU_GND
5
GND/KILL_R
4
SRDT
3
DQSY
2 H
uP_CLK
1
GND
FE-ST-VK-N
...V DC voltages measured in
I
PLAY MODE
with following conditions:
EVM
"+10V" = 11,6V
"+5V" = 5V
3CDCLC-MB sheet2 2000-04-26
14 15