Philips FR996 Service Manual page 49

1 2 3 4 5 6
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A
3620
Left in
100E
from Left out
Right in 2868
from Right out 220p
DownmR S1
3941
DownmL 220E
B To / From
Source
2883
Left MDM
Selector
1n
Part
Right MDM
S1
Front L
MDM
ss data
2862
ss clk
1521
C 100p
ss ce
4642 dd reset 1
S1
3621
dd req 2
100E
+6,8V
4644 sda 1 3
+6
2869
scl 4 220p
D 5 S1
3940
4259
S
6 220E
4653 7 r in 2884
1n
8
S1
S 9 l in
Front R
E
10
2863
S 11
+12
100p
+12V
–12 12
S1
2861
–13,5V
S 22n D
1523
F
1 l out
2 3945
220E
S 3 r out
2885
4
1n
1520
S 5 c out
S2
G
1
ss ce Center out
6
2
ss clk
S 2864
3 7 sl out
ss data 100p
10 8 sr out
S2
3944
D 9648
7 9 subw out
220E
H
8 10 l dmix
2886
9 11 1n
amp lr on
From
11 S 12 r dmix S2
Amplifier
amp prot
14
dd reset
Subwoofer
15
dd req
I
2865
4 sofac scl
sofac scl
100p
5 sofac1 sda1
sofac1 sda1
S2
6 sofac2 sda2
sofac2 sda2
12 mute lr
amp mute lr
amp mute 13 mute c s sub
J
c s sub
To/From 1410
Front panel
6 CH DVD INPUT PART
1563 1503
1542
K
3952 3505
3 1 1 Center
100E 15k
2835
2507
4 1n
Centre/
2 2 3949
1n
Subwoofer S2 S2 220E
1
S2
S2
2836 3953 3506
3 3 Subwoofer 2887
1n 100E 15k
2 2n2
L
2506
S2 S3
5 1n
4835
Surr L
S2
1502 S
2866
3511 3501
2 Front L
100E 15k 100p
2501 S3
Front
M
1 1n
Left/Right
3948
3512 3502
S1 220E
3 Front R
100E 15k
2888
S1
2502
2n2
1n
S3
3954 S1 3509
5 Surr L
Surr R
N 100E 15k
2505
2867
Surround
4
1n
Left/Right 100p
3955 S3 3510
Surr R S3
6
100E 15k
S3
2934
7
9506 1n
Only in FR975
O
S S3 Only in FR965
$ Only in FR965/17
VOLUME CONTROL PART
3104 217 06420 / 06430 / 06490
1 2 3 4 5 6
7 8 9 10 11 12 13
2871 3883 2877
S1 12k
10n 100n
2695
3871 3873 3659
S1 68n
S1
3661
2659 2665 2671 2683 2677 2689
7641 2 2 µ 47n 6n8 22n 22n 68n
2641 S1
TDA7437 21 20 12 44 22 23 24 25
3641
1 µ
MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
16 STEREO 1L
S1
OUT L L L L IN L OUT L IN L OUT L
2643
17 STEREO 2L
MUTE
LEFT
1µ 18 STEREO 3L VOLUME VOLUME 2
CHANNEL TREBLE MIDDLE BASS
3643
LOUDNESS FADER
15 STEREO 4L
2645 IN GAIN
1µ 14 DIFF L
S1
13 DIFF GND L
11 MONO SOURCE LOGIC CONTROL
3645
SELECTOR LEFT & RIGHT
5 DIFF GND R
6 DIFF R
S1
2642
8 STEREO 1R
IN GAIN
µ 1 9 STEREO 2R
VOLUME VOLUME 2
TREBLE MIDDLE BASS BASS
RIGHT
3642 LOUDNESS FADER
10 STEREO 3R CHANNEL MUTE
2644
S1 7 STEREO 4R
1µ
MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
OUT R R R R IN R OUT R IN R OUT R R
2646 3 2 4 1 31 30 26 27
S1
3644
2660 2666 2672 2684 2678 2690
1 µ
2 µ2 47n 6n8 22n 22n 3662 68n
S1 S1
S1 2696
3872 3874 3660
68n
2872 2878
3646 S1 12k
10n 3884 100n
S1 2873 3885 2879
S2 12k
10n 100n
2697
3875 3877 3663
S2
68n
S2
3665
2661 2667 2673 2685 2679 2691
S2
7642
2 µ2 47n 6n8 22n 22n 68n
2647 21 20 12 44 22 23 24 S2 25
TDA7437
1µ
3649
MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
16 STEREO 1L
2649
OUT L L L L IN L OUT L IN L OUT L
1µ
17 STEREO 2L
S2
MUTE
LEFT
2651 18 STEREO 3L
VOLUME VOLUME 2
CHANNEL TREBLE MIDDLE BASS
LOUDNESS FADER
µ 1 15 STEREO 4L IN GAIN
3651 14 DIFF L
13 DIFF GND L
S2
11 MONO SOURCE LOGIC CONTROL
SELECTOR
CENTER + SUBWOOFER
5 DIFF GND R
2648
1µ 6 DIFF R
3650
8 STEREO 1R
2650
S2
IN GAIN
1µ
9 STEREO 2R VOLUME VOLUME 2
RIGHT TREBLE MIDDLE BASS BASS
LOUDNESS FADER
2652 10 STEREO 3R CHANNEL MUTE
1µ 7 STEREO 4R
MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
3652
OUT R R R R IN R OUT R IN R OUT R R
S2 3 2 4 1 31 30 26 S2 27
2662 2668 2674 2686 2680 2692
2 2 µ 47n 6n8 22n 22n 68n
3666
S2 2698
3878
3664
68n
2880
12k
S2 S2
3886 100n
2875 3887 2881
S3 12k
10n 100n
2699
3879 3881 3667
S3 68n
S3
2663 2669 2675 2687 2681 3669 2693
7643 2 µ2 47n 6n8 22n 22n 68n
S3
TDA7437 21 20 12 44 22 23 24 25
2655 MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
3655
16 STEREO 1L
1µ OUT L L L L IN L OUT L IN L OUT L
17 STEREO 2L
S3
MUTE
2657 LEFT
18 STEREO 3L VOLUME VOLUME 2
CHANNEL TREBLE MIDDLE BASS
LOUDNESS FADER
µ 1 15 STEREO 4L
IN GAIN
3657
14 DIFF L
13 DIFF GND L
S3
11 MONO SOURCE LOGIC CONTROL
SELECTOR SURROUND LEFT & RIGHT
5 DIFF GND R
6 DIFF R
2656
3656
8 STEREO 1R
1µ
IN GAIN
9 STEREO 2R
VOLUME VOLUME 2
S3 TREBLE MIDDLE BASS BASS
RIGHT
2658 LOUDNESS FADER
10 STEREO 3R CHANNEL MUTE
µ 1 7 STEREO 4R
MUX- IN LOUD TREBLE MID MID BASS BASS FRONT
3658
OUT R R R R IN R OUT R IN R OUT R R
S3 3 2 4 1 31 30 26 27
S3
2664 2670 2676 2688 2682 2694
2 2 µ 47n 6n8 22n 22n 3670 68n
S3
S3 2700
.....V - Voltage measured during normal operation
- Source position : Tuner FM
3880 3882 3668
- No special features ON 68n
2876 2882
S3 12k
.....V Stand by
10n 3888 100n
7 8 9 10 11 12 13
14 15 16 17 18 19 20
2533 3673
2k2
µ
22 7651
3671 3891 BC817-40
3629
HP +12
10E
+9,4V
IN LR +12V
2614
+9
INS S1 3603
100µ
3601 2617
IN LR
34 32 41 5 8
D HP
100E
REAR DVDD 2633 10µ 2937
22n 6641
L L 220p
DIGITAL DGND 36 $ 6
1N4148
7601b
SUPPLY
BAS216
S1
NJM4556AM
3675 +4,8V +4,8V
CLK 38 sofac scl 3605
+5mute +5mute 3607
100E +4,8V
+5mute 33k
2
I C DATA 37 sofac1 sda1 2603
100E 2567 3689 2605
INTERFACE
22µ
3676 3696
ADDR 40
4µ 7
HP
47p
7657
S1
BC857B
3608
SMEXT 28
HP
33k
3697 2604
MUTE PAUSE 35 2606
3695 22 µ
MUTE
CONTROL
2630
CSM 19
47p
mute lr
3606
100n S1 –12 7601a
–13,5V 2 NJM4556AM
AVVD 42
ANALOG +9
3690
SUPPLY +9,4V 2610
REAR 2637
2636 6642 220p
R CREF AGND 3
µ
47 100n 1N4148
3602 2618
4
33 29 39 43
S1 S1 100E
2564
10 µ
S1 IN LR 2611
µ
2 2
3604
100
S1 S1 IN LR
3672
HP HP
2534
7652
3892
BC817-40
3674
22µ
2k2
2535 3679
2k2
22µ S2 S
7653
3677 3893
2531 2860
BC817-40
3857
+9,4V
220n 47µ
+9 IN C
INS S2
34 32 41 3
D 8
6643
IN C
2634
REAR DVDD 2851
1N4148
L L 22n
+4,8V +4,8V +4,8V 22p
DGND 36 2
DIGITAL
+5mute +5mute +5mute 7660a
SUPPLY
S2 NJM4560M
56k
3681 3691
3853
CLK 38 sofac scl 2568
10k 3851
100E 3699
4 µ 7
3k3
I C 2 DATA 37 sofac1 sda1 2853
7658
100E
2855
INTERFACE BC857B µ
22
ADDR 40 3682
+9
S2
+9,4V 100p
3700
3698
SMEXT 28 MUTE
3852
mute S2
22k
MUTE PAUSE 35 c s sub 2854
–12 2856
CONTROL
2631 22 µ
CSM 19 –13,5V
100p
S2
100n 3854
7660b
ANALOG AVVD 42 +9
6
3692 NJM4560M
SUPPLY +9,4V
REAR
2639 2638 2852
R CREF AGND
47µ 100n 6644 22p
5
33 29 39 43 1N4148
4
S2 S2
2565
2 2 µ S2 S2
2532 2858
S2 S2 3858
7654 220n 47 µ
3678
BC817-40
2536 3680 S2 S
2k2
22 µ
2537 3685
Surround Left
2k2
22µ
3683 3895
+9,4V
7655
+9 IN S
BC817-40
INS S3
34 32 41
D
REAR DVDD 2635
L L 22n
IN S
DIGITAL DGND 36
SUPPLY
S3
6645
3687
CLK 38 sofac scl
100E 1N4148
2 DATA 37 sofac2 sda2
I C
100E
INTERFACE
3688 3693
ADDR 40
S3
SMEXT 28
3694
MUTE PAUSE 35
CONTROL
2632
CSM 19
6646
100n S3 $
1N4148
AVVD 42
ANALOG +9 BAS216
SUPPLY +9,4V
IN S
2629
REAR 2628
R CREF AGND
47µ 100n
S3 S3
33 29 39 43
S3 IN S
2566
7656
2 µ2
BC817-40
3684 3896
S3 S3
2538 3686
Surround Right
2k2
22 µ
14 15 16 17 18 19 20
21 22 23 24 25 26 27
Left
+9V Voltage Regulator
HEADPHONE AMPLIFIER
7644
HP HP
2615 3561
BC337-40
+12 +9
22n
2619 4E7
1515a 1601 +12V +9,4V
3611
HP
100p
3609 2607
7 1 1 3562
120E HP L
2540
3622 47µ
7621 3 3
120E 47µ
HP Gnd
BC817-40
2539 6650
6601
2 2 100 µ BZX79/
HP HP R
1N4148 C10
S S S
3938 To 1437 To 1439
Front Part Front Part
MUTE HP
6649
3939 +5D +5mute V
+5V +4,8V
1N4003GP
2563
6602
D
HP
1N4148 2200µ
3623
7622 D A IN
120E
BC817-40
3610 2608
1
120E
47 µ
3627 2620
3612
–12 100p
10E
–13,5V
HP HP VIDEO SELECTOR PART a
2616
µ 22n 1526 1552 1554
3821
4 4 1
HP +12
100E
+12V
3 3 2 6811
Right
BZX79/
V
C8V2
3
Center
V sda
3820
S
4
100E
V scl
2926
6810
100n
5
BZX79/
+12
270E
P gnd C5V1
+12V
3856 To 1960 SVHS
2612 3560
Center pre-out Video Selector
1
1k
10µ
SUBWOOFER PART
7661
3618
BC817-40
2 2
6647
S
$ S
1N4148
3859
BAS216 1 1
10k
S
3889 S2
3860 3890
P50 PART
1560
10k
BAS216
S 6
$
1N4148 P P50
S
S
6648 5
P gnd
7662
P P gnd
3619 3
BC817-40
V sda
2613 3563 To 1402
7
Front Part 4
1k
V scl
Subwoofer pre-out
10 µ
3855 1
V sig
–12
270E
2837
–13,5V 2
V gnd
2857 100p
2804
100n
V gnd V sig
3819
10 µ
S
V gnd V gnd
+5V
+5video
7803
STV6401 3 20 19 18
SCL 11
BUS
DECODER
SDA 9
1801
2805
1 4 VI1
BUS BUS
DVD IN 100n
6801
3801
BZX79/ DB1 5
2 C6V8
2815
6 VI2 DB2 7
DIGITAL
3809 2801
6802 BUFFERS
3 2818 100n
DB3 13
10µ BZX79/
C6V8 2817
1802b 22n
2806
1 8 VI3
2813
SWIT-
O1 2
VCR IN 100n CLAMPS
6803 CHES
3802 1
BZX79/
2 V sig
C6V8
3811 2802 6804 2808
12 VI5
5 2821
O2 16
10 µ BZX79/
C6V8 100n
1803b 22n
2807
1 10 VI4
TV IN 100n
6805
3804
BZX79/
O3 15
2
C6V8
14
GND
3814 2803 6806
5 2822
10 µ BZX79/
C6V8
VIDEO SELECTOR PART
22n
21 22 23 24 25 26 27
FR996 /19 49
28 29 30
1502 M1 2694 O13 3664 J12 6650 B26
1503 K3 2695 A13 3665 F13 6801 L23
1515a A23 2696 E13 3666 J13 6802 L23
1520 G1 2697 F13 3667 K12 6803 M23
Left
Left out A 1521 C4 2698 J13 3668 O12 6804 N23
to Left in 1523 F4 2699 K13 3669 K13 6805 N23
Right 1525 C30 2700 O13 3670 O13 6806 O23
Right out
1526 E24 2801 L23 3671 A16 6807 N29
to Right in
1540 H30 2802 N23 3672 E16 6808 O29
Center
Center out 3673 A17 6809 M28
To Amplifier 1542 K1 2803 O23
to Center in
1550 G30 2804 J26 3674 E17 6810 F27
Surround Right 1552 E24 2805 L24 3675 B16 6811 E27
Surround Right out
1554 E25 2806 M24 3676 C16 6831 J29
to Surround Right in
B
1560 H25 2807 N24 3677 F16 6832 J29
Surround Left
Surround Left out
1563 K2 2808 N24 3678 J16 7601a D20
to Surround Left in
1601 A23 2809 F28 3679 F16 7601b B20
1801 K21 2810 F28 3680 J16 7621 B22
1802a N30 2811 E28 3681 G16 7622 D22
1525
1802b M21 2812 E28 3682 H16 7641 A8
Center pre-out 2
1803a N30 2813 M27 3683 K16 7642 F8
S3
1803b N21 2814 M29 3684 O16 7643 L8
2569 C 2501 M4 2815 L24 3685 K16 7644 A25
Center
1
S2 100p 2502 N4 2816 O27 3686 O16 7651 A18
pre-out
2505 N4 2817 M27 3687 L16 7652 E18
S2
2506 L4 2818 L22 3688 M16 7653 F18
3
S1
7654 J18
2507 K4 2821 N22 3689 C18
S2 2531 F19 2822 O22 3690 D18 7655 K18
4
S 2532 J19 2831 I28 3691 G18 7656 O18
2533 A15 2832 J28 3692 I18 7657 C18
4652
D
2534 E15 2833 J30 3693 M18 7658 G18
2535 F15 2834 G29 3694 M18 7660a G20
S2
2536 J15 2835 K2 3695 C18 7660b I20
2537 K15 2836 L2 3696 C18 7661 G22
2538 O15 2837 J27 3697 C17 7662 I22
2539 B25 2851 G19 3698 H18 7801 M28
2540 B26 2852 I19 3699 G18 7802 M29
2563 C25 2853 G19 3700 H17 7803 K24
+8video E 2564 E15 2854 H19 3801 L22 9506 O2
+8,5V
2565 J15 2855 H20 3802 M22 9648 H5
2812
2811 2566 O15 2856 H20 3803 N29
µ 2567 C17 2857 J21 3804 N22
220 10n
To Video Selector part b
2568 G17 2858 J20 3805 K27
2569 C29 2860 F20 3806 K27
2603 B19 2861 F5 3809 L22
+5video
2604 C19 2862 C7 3810 L28
+5V
F 2605 C20 2863 E7 3811 N22
2810
2809
2606 C20 2864 G7 3812 M28
220µ 10n 2607 B21 2865 I7 3813 N28
2608 D21 2866 M7 3814 O22
2610 D19 2867 N7 3815 N29
2611 E20 2868 A7 3816 L29
2612 G21 2869 D7 3817 L28
2613 I21 2871 A10 3818 M29
1550
2614 A20 2872 E10 3819 J25
3834 G
2
100E 2615 A21 2873 E10 3820 F27
2616 E21 2875 K10 3821 E27
2834 Subwoofer
2617 A19 2876 O10 3831 H28
pre-out
100p
3
2618 D19 2877 A13 3832 J28
2619 A22 2878 E13 3834 G28
2620 D22 2879 E13 3851 G20
4832 1
2628 N16 2880 J13 3852 H20
2629 N16 2881 K13 3853 G19
H
2630 C16 2882 O13 3854 I19
2631 H16 2883 B7 3855 I21
1540
2632 N16 2884 D7 3856 F21
3831
2
2633 B16 2885 G7 3857 F20
100E
2634 G16 2886 H7 3858 J20
2635 L16 2887 L7 3859 G21
Cinema
2636 D16 2888 M7 3860 H21
2831
link
1 2637 D16 2926 F21 3871 A10
100p P50 I
2638 I16 2934 O4 3872 E10
2639 I16 2937 B19 3873 A10
3
2641 A8 3501 M4 3874 E10
2642 C7 3502 M4 3875 F10
4
6831 6832 2643 B7 3505 K4 3877 F10
2832 2833
3832 2x 2644 D8 3506 L4 3878 J11
100n 22n
3509 N4 3879 K10
1N4148 2645 B8
P P P P P 2646 D8 3510 O4 3880 O10
J
2647 F8 3511 M3 3881 K10
2648 H8 3512 M3 3882 O10
2649 G8 3560 G21 3883 A13
VIDEO SELECTOR PART b
2650 H8 3561 A25 3884 E13
2651 G8 3562 B25 3885 E13
2652 I8 3563 I21 3886 J13
2655 L8 3601 A19 3887 K13
2656 M8 3602 D19 3888 O13
K
3806 2657 L7 3603 A19 3889 H22
1k 2658 N7 3604 E19 3890 H22
2659 A10 3605 B19 3891 A17
3805
2660 E10 3606 D19 3892 E17
1k
2661 F10 3607 B20 3893 F18
2662 I10 3608 C20 3895 K18
+8,5V +8,5V +8,5V
3896 O18
+8video +8video +8video 2663 K10 3609 B21
2664 O10 3610 D21 3938 C21
L
2665 A11 3611 A22 3939 C21
2666 E11 3612 D22 3940 D7
3810 3817 3816
2667 F11 3618 G21 3941 B7
2668 I11 3619 I21 3944 H7
2669 K11 3620 A7 3945 F7
+8,4V
6809
2670 O11 3621 C7 3948 M7
3812 +7,8V 7802
1µ 1N4148 2671 A11 3622 B21 3949 K7
BC557B
2672 E11 3623 D21 3952 K3
3818
+1,2V M
2673 F11 3627 D21 3953 L3
220E
2674 I11 3629 A20 3954 N3
µ
7801 2814 +1V
2675 K11 3641 B7 3955 O3
BC847B
2676 O11 3642 D7 4259 D4
3813 47p 3815
1802a 2677 A12 3643 B7 4642 C3
+0,6V
2678 E12 3644 E7 4644 D3
3
2679 F12 3645 C7 4652 D30
MON OUT
2680 I12 3646 E7 4653 D3
6807
4
N 2681 K12 3649 G7 4832 H29
BZX79/
2682 O12 3650 H7 4835 L2
C6V8
2683 A12 3651 G7 6601 B21
1803a 2684 E12 3652 I7 6602 C21
3803
2685 F12 3655 L7 6641 B18
3
68E
2686 I12 3656 N7 6642 D18
2816
VCR OUT
2687 K12 3657 M7 6643 G18
6808
4
2688 O12 3658 N7 6644 I18
22n BZX79/
P GND 2689 A13 3659 A12 6645 L18
C6V8
O
2690 E13 3660 E12 6646 N18
2691 F13 3661 A13 6647 G22
2692 I13 3662 E13 6648 I22
LEU0180/0015 2693 K13 3663 F12 6649 C25
LEU0180R/0015
28 29 30