Philips FW-M355 Service Manual page 55

1802 B14 2816 D7 2823 B3 2833 B6 2843
1805 F14 2818 C7 2824 B3 2834 B6 2845
1810 B6 2820 G5 2826 D3 2837 B4 2854
2813 A3 2822 A3 2829 G5 2838 A4 2865
1 2
3CDC-LC
VrefCD10
part 2
A
EYE-PATTERN
2822
HF
2n2
800mVpp
B
TB = 0.5µs/div
PORE +3.3V +3.3V
64
LDON
63
Innersw
3.2V
from part11801
62
C EQSEL
to part1 7801
61
RW/DA
to part1 7801/pin11
60
59
M1
58
3855
D
57
+3.3V
15R 3.2V
56 SL
SL
55
FO
54
RA
53
E
52
+3servo
3.2V
DOBM 51
for 75Ω Versions
50
49
F
3716
100R
G
H
DOBM
to dig. out circuit
I
. . . V DC voltages measured in
PLAY MODE
with following conditions:
V
EVM
"+10V" = 10V
"+5V" = 5V
1 2
10-9
C7 2870 I5 3705 H7 3712 G2 3718
C7 2871 H6 3706 I7 3712 I13 3730
I12 2874 H11 3707 I7 3716 F2 3731
I13 3701 I5 3711 I7 3717 G2 3732
3 4 5
3853
470R
+3.3V
3825 2813
PHOTO DIODES
10n
1K
3867*
CD DRIVE on PART1
22K 220K
3826
2837
2823
4u7
68p
1.7V 1.7V 1.7V 3.2V 0.8V 1.6V 1.6V 1.6V 1.6V 1.6V 1.6V 1.6V
1 2 3 4 5 6 7 8 9 10 11 12 13
V1 ANALOG / DIGITAL
CONVERTER
FRONTEND
V5
Signal Processor
V4
SAA7324/SAA7325
PRE-
7802
MOTO2
PROCESSING
DIG.
MOTO1 PLL
CONTROL
FUNCTION
VSSD3
VDDD2C
AUDIO
PROCESSOR
FO
RA
CFLG
PEAK
VDDD1P
DET.
DOEM
SUBCODE MICROCONTROLLER
SERIAL DATA
VSSD2 PROCESSOR
INTERFACE LOOPBACK
INTERFACE
CL11|4
48 47 46 45 44 43 42 41 40 39 38 37 36
3858*
2829 2820
3859*
27p 1n
3860
3861
+3.3V
10K (4x)
3832
+3.3V
10K
* marked components only forseen
3 4 5
H6 3733 I5 3767 E11 3804 F7 3812 F5
I4 3734 I5 3769 F11 3808 I7 3813 F5
I5 3759 F2 3774 H8 3809 B2 3814 F4
I5 3759 H10 3777 D9 3810 G5 3816 E7
6 7 8
2834 2833
33p 33p
1810
AT-49
+3.3V
1.6V 1.6V
14 15 16
17
2843
3.2V
100n
TIMING
LN
18
LP
19
VNEG
20
VPOS
21
3V
EBU not for 75Ω dig. out
RN
22
RESET
RP
23 SILD
RAB
SELPLL 24
3V SICL
TEST1
25 SDA
5V
CL16
26 +3.3V
3816
0V
DATA 27 CD_IIS_DATA
470R
3817
WCLK
28 IIS_WCLK
470R
3818
SCLK
29 IIS_SCLK
100R
EF
30
TEST2 31
32
KILL
35 34 33
3804
+3.3V
10K
HF_DETECT
from 7821/C on part1
6 7 8
10-9
3817 E7 3825 A3 3832 G6 3858 G4
3818 E7 3826 B3 3849 F6 3859 G4
3819 G5 3827 B4 3853 A4 3860 G4
3823 A4 3828 B3 3855 D2 3861 G4
9 10 11 12
+5V
DIGITAL AUDIO
voltage stab. 3767
+3.3V 7815 33R
3.3V
BC847B
3769
4.1V
100R
+5V
6811
+10V
1N4003
digital out circuit
3759 2874
1
DOBM
10R 100n
from 7802 2
pin 51
3
5800
not on all versions
9 10 11 12
3862 B7 3878 E13 6807 F11 7802 C5
3864 A4 3881 E13 6809 H7 7815 F11
3865 D7 4808 C14 6811 G11 7816 I5
3867 A4 5800 I12 6812 B2
13 14
A
B
1802
22
LEFT
21
ANALOG AUDIO GNDA
20
RIGHT
19
GND
DSA_ACK 18
DSA_ACK C
DSA_STB
17
DSA_STB
DSA_DATA
16
DSA_DATA
for 75Ω dig. out only 15
EBU_GND
EBU 14
EBU/GND
13
RESET
CD10_RESETn
SILD 12
SILD
RAB 11
RAB D
SICL 10
SICL
SDA 9
SDA
8
GND
3878
7
IIS_SCLK
IIS_SCLK
220R 6
GND
3881
5
IIS_WCLK
IIS_WCLK
220R
4
GND E
CD_IIS_DATA 3
CD_IIS_DATA
2
GND
1
5V
+5V
FMN -STK
F
1805
19
LEFT
18
GNDA
ANALOG AUDIO
17
RIGHT
16
+5V
15
GND
G
14
+10
13
SW_INFO SW_INFO
12
SHR_STR
SHR_STR
11
SHR_CL
SHR_CL
10
SHR_DATA
SHR_DATA
DSA_DATA 9
DSA_DATA
8
DSA_ACK
DSA_ACK
H
7
GND
DSA_STB 6
DSA_STB
5
GND
4
4
COAX1
3
COAX2
3712
6
2
EBU_GND
10R
1
GND
I
FE-ST-VK-N
3CDC-LC Herman Mainboard Sheet2 2001-10-15 (VCD Version)
13 14