Philips DVDR1000/001 Service Manual page 108

Electrical Diagrams And Print-Layouts
Analog Board: Tuner / Demodulator
1700 B5 2700 A3 2705 A9 2710 A8 2715 D7
1701 C5 2701 A4 2706 A7 2711 C3 2716 A3
1702 D5 2702 A4 2707 A10 2712 D3 2717 A1
1703 E10 2703 A7 2708 A10 2713 A1 2718 E8
1705 B2 2704 A7 2709 A8 2714 D7 3700 A3
1 2
Tuner/Demod.
33STBY
A
I759
3711
I760
I758
1705
UV1316K
1
GNDFV GNDFV
AGC
2
B
TU
3
GNDFV
AS
3720
I756 4
SCL1
SCL
100R
5
SDA
3716 I757
SDA1
GND
100R
12 13 14 15
F702
C
GNDFV
5SW
D
7708
PDTC124EU
GNDFV
E
PSS H H L L
SB1 L L L H
SAWS L H H H
H
TS L L L
1 2
DVDR1000 /0x1 /691
3701 A6 3706 A8 3711 A1 3716 C1 3721 E10 3726 D9
3702 A9 3707 A7 3712 D4 3717 E8 3722 E9 3727 E8
3703 A2 3708 A4 3713 D5 3718 E4 3723 E7 3728 E8
3704 A4 3709 A9 3714 C4 3719 C2 3724 D7 3729 E5
3705 A9 3710 D10 3715 D10 3720 B1 3725 E9 3730 E5
3 4
F705
5SW 5SW
I762 2701 I720
I703
120p
GNDFV GNDFV
2702
220p
I763
7 9
GNDFV
VCC +33V I704
11
IF
8
NC|ADC
10
PDTC124EU
NC
GNDFV
6
2711
F700 PDTC124EU
1n
GNDFV
F701
GNDFV
5SW
I764
2712
I752
1n
I753 6702 I751
1SS356
GNDFV
7707
BC847BW
GNDFV
GNDFV
3 4
7. 108
4701 C4 5702 A5 5707 E10 7700 A10 7705 E7
4702 E5 5703 B9 6700 B4 7701 B5 7706 E9
5009 E9 5704 E3 6701 C4 7702 C5 7707 E4
5700 A2 5705 A1 6702 E4 7703 B7 7708 D2
5701 A10 5706 A3 6703 E6 7704 D10 7709 E9
5 6
I701
3701
GNDFV
680R
40,4-ADJUST
7KMY 5702
AGC-ADJUST
4 3
2
6
1
8 7
I709
GNDFV
F704 1 4 3,3V
1700
OFWK3953M 7703
3,3V
2 5
3
7701
14
TUNER
F703
AGC
GNDFV
I706 3,3V
1 4 1
1701 I707
3,3V 2
AMPLIFIER
7702
OFWG3956M
I708
2 5
3,2V
23
SIF
3
3,2V 24
AMPLIFIER
GNDFV
SIF
AGC
5SW
2,8V
5
I741
1702
OFWK9656M
1
4
2
5
GNDFV
GND 5SW
3
GNDFV GNDFV
7705
3729
BC847C
5K6
6703
MCL4148
GNDFV
GNDFV
5 6
F303 B10 F704 B5 I706 C5 I711 A7 I718 A10
F700 C3 F705 A4 I707 C6 I712 B8 I719 E7
F701 C3 I701 A6 I708 C6 I713 A8 I720 A4
F702 C2 I703 A4 I709 A7 I714 B8 I730 E10
F703 B6 I704 B4 I710 B7 I717 A9 I731 E10
7 8 9
I717
3702
GNDFV GNDFV
5K6
AFC-ADJUST
8 7
6 1
2
2710
4 3
8p2
7KMY 5703
N750
22 15 4 6 7 19 18
TDA9818
VIF
AGC
AFC
DETECTOR
VCO
FPLL
VIF
TWD
VIDEO DEMODULATOR
AND AMPLIFIER
QSS MIXER
INTERCARRIER MIXER
AM DEMODULATOR
INTERCARRIER
MODE SWITCH
5,2V
3 2V 12 13
I736
I739
5SW
GNDFV
GNDFV
7709
GNDFV
BC847BW
I735
7706
BC857BW
GNDFV
GNDFV
7 8 9
I732 E9 I737 D10 I753 E4 I760 A1
I733 E10 I739 D7 I756 B1 I761 A1
I734 D10 I741 D7 I757 B1 I762 A3
I735 E8 I751 E4 I758 B1 I763 A3
I736 D9 I752 D4 I759 A1 I764 D3
10
TU
I718
0V
5SW 5SW
SB1
7700
A
PDTC124EU
GNDFV
AFC
GNDFV GNDFV
GNDFV
17 21 20
B
VOLTAGE
REFERENCE
16
2V
C
8
FM-PLL DEMODULATOR
9 10 11
3710
I734 D
100R I737
BC857BW
3715 7704
100R I733 I730
5707
15u
1703 E
I732
3721
1 3
270R
I731
2 TPS
GNDFV
GNDFV
CL 16532095_011.eps
070801
10