Philips FW-R88 - Incredible Surround Circuit

12 13 14 15 16 17 18 19 20
12 13 14 15 16 17 18 19 20
A
B
C
D
E
F
G
H
I
J
SUB_WOOFER_OUT
a
470R
27K
3593
a
3n3
2652
22n
3652
3K9
a
390R
3679
2M2
3558
+12A
4M7
3598
3633
5K6
3690
10R
2610
3596
100K
3678
2u2
10p
47u
2640
3615
5K6
M
220K
2618
47R
3650
3638
10K
3635
3608
10K
aa
3672
220K
5K6
3611
2636
7533
BC847B
3606
220K
33n
2602
10K
a
3626
1K
2663
47K
3649
47R
47R
3646
3624
1u
2661
2615
a
3636
10K
1527
YKC21-3416
1
3
2
1n
2579
a
7541
BC847B
220K
3671
3594
27K
470n
a
4K7
3569
a
3640
6K8
a
2M2
3559
3560
4M7
2638
47p
22n
2639
a
NJM4556AM
7515-B
5
6
7
8
4
1u
2664
1n
2662
a
4K7
3570
a
2604
3n3
3613
5K6
47R
3647
+IS
33K
3595
3618
8K2
+12A
a
+IS
2608
100n
8K2
3620
a
3676
100R
2612
1n8
3576
220R
a
22u
2648
a
a
3680
470p 2633
a
2641 100u
3637
47K
+12M
100u 2666
2616
220p
3634
5K6
1K
3625
a
2
3
4
5
6
7
8
9
a
DIPMATE
27
1
100p 2649
220R
3575
a
3691
10R
8K2
3617
2601
33n
3628
220R
10R
3641
2614
1n
a
3K3
3601
a
220R
3627
3639
6K8
3612
5K6
4K7
3642
1n
1K
3682
2613
3K9
3675
470R
3677
a
8K2
3621
a
3622
8K2
3616
5K6
47K
BC847B
7534
5511
3631
820R
2617 470p
7515-A
NJM4556AM
3
2
1
3643
22n
2651
4K7
+IS
1N4148
6515
3681
22R
4u7
2620
47K
3623
3605
220K
3K9
1M
3597
3684
10K
3607
BC847B
7542
BC847B
7528
2599
47u
FE-BT-VK-N
1528
1
2
3
4
5
6
3609
820R
3632
7
0R
6
98
2540
220u
+12M
BC847B
7531
2784
100p
0u47 2560
10u
2665
2631
4u7
10K
3610
2580
1n
a
a
22u
2647
2603
2637
47p
2K7
3673
3604
680K
3614
5K6
100p
a
470n
2609
a
8K2
3619
3674
330K
2635 100p
4u7
2619
470p 2605
a
680K
3603
2606 470p
100n
2607
470R
3683
2632
4u7
47R
3648
470p 2634
+
12A
470p
+IS
3K3
3602
a
a
3K9
3651
470p 2668
+12M
7532
BC847B
47R
3645
BC817-25
7543
2669 100n
220p
1n8
2611
I2C_DATA
I2C_CLK
Rhp
Lhp
R
L
AMP_ON
MUTE_SW
Left Channel
Right Channel
HPREF
HPREF
HPREF
HPREF
ALC_EN
REF
HPREF
+5V6
+12A
+12M
AMP_ON
+5V6
+8,5V
21 22
88
88 8
CHIP SELECT
I
2
C BUS
TRANSCEIVER
I/O PORT
DATA LATCHES
PWR
RES
OUT I/O IN
SHIFT
REG
8
D
BC327-25
7552
+5V6
100n 2681
5
D1
6
D2
7
M62320FP
7551
16
CS0
15
CS1
14
CS2
4
D0
6531
3693
5K6
BC847B
7553
5K6
3694
D3
9
D4
10
D5
11
D6
12
D7
8 GND
2 SCL
3 SDA
1
SO
13 VDD
2R2
3695
D
D
+5V
10K
3692
D
1K
3699
+5V6
1N4148
3696
2K2
3773
1K
MUTE_LO
+CD
I2C_DATA
I2C_CLK
AMP_ON
CD_ON
ALC_EN
AB
PORE
STANDBY
SET_MUTE
Level left Level right
Level both channels
ALC
21 22
BC817-25
7535
1K
3662
3657
5K6
3658
3660
4K7
10K
3655
3656
10K
7539
BC857B
BC847B
7537
4u7
2655
BC847B
7538
1K
SET_MUTE
+5V6
4M7
3661
-30V
1N4148
6516
2650 100p
7536
BC817-25
3663
1K
MUTE_SW
30
1
2
3
4
5
6
7
8
AB
CDR_ON
STANDBY
F1
F2
PW_DN
-30V
16
17
18
2
3
4
5
6
7
8
9
1535
1
10
11
12
13
14
15
GND_CD
CDSHDATA
SW_INFO
PW_DN
+5V6
-30V
F2
F1
I2C_CLK
I2C_DATA
NTC
NTC
SA_IN
PW_DN
I2C_CLK
I2C_DATA
SA_IN
STR
CDSHCLK
SICL
SILD
1
2
3
4
1538
19
20
21
22
23
7
8
9
15
16
17
18
2
3
4
5
6
1533
1
10
11
12
13
14
CDC_R
CDC_L
GND_COAX
PORE
+CD
+12
CDC_R
CDC_L
+CD
+12
COAX1
COAX2
SHIELD
GND_TXT
up_CLK
DQSY
SRDT
1537
3
1
2
D
10n
2682
4630
R
L
AF7 Circuit Diagram stage .2 (31 03 2000)
3,4V
12V 12V
6V
4,2V
0,9V
0,25V
3,2V
4,2V
8,3V
0V
0V
2,9V
3,6V
6V
6V
0,6V
0,6V
6V
4,8V
9,3V
1,1V
0,6V
1,1V
9,3V
6V
6V
4,8V
0,6V
-8V
0,7V
0V 0V
5,6V
Voltages measured
during normal operation
(not muted)
0V
-8V
0V
-8V
0V
From Power
Supply Board
To and from
Front Board
To Front Board
To Power amplifier To Headphone Board
Open if Headphone is connected
To Digital
Switching Board
To and from
CD Board
MUTE CIRCUIT
Incredible Surround Circuit
!
8-58-5
0021 E1
0026 H1
0027 D21
0030 H20
1521 A1
1525 C1
1526 H1
1527 F21
1528 C21
1533 G22
1535 G21
1537 H22
1538 G22
2216 F15
2355 D17
2511 E2
2512 E2
2513 D3
2514 F3
2515 D4
2516 F4
2517 F11
2519 E4
2520 F4
2521 E3
2522 F3
2523 C4
2524 C4
2527 C2
2528 D2
2531 G11
2532 G11
2533 C6
2534 H6
2535 C6
2536 I6
2537 B6
2539 I6
2540 J12
2541 C5
2542 I5
2543 G2
2544 H2
2545 H1
2547 G4
2548 H3
2549 A5
2550 I5
2551 J2
2552 I3
2553 J2
2560 G13
2563 D7
2564 G7
2571 B10
2572 H8
2573 B10
2574 H9
2575 B10
2576 H9
2577 C8
2578 G8
2579 C13
2580 G12
2581 H11
2582 H11
2583 H10
2591 C10
2592 H9
2593 B9
2594 I8
2595 A9
2596 H8
2597 B9
2598 I7
2599 G16
2601 E13
2602 E13
2603 C14
2604 E14
2605 C14
2606 F14
2607 B14
2608 E14
2609 D13
2610 F13
2611 D14
2612 F14
2613 D15
2614 F15
2615 C15
2617 C15
2618 F15
2619 B16
2620 F15
2621 J10
2623 C3
2624 C3
2625 C6
2626 I7
2631 C16
2632 E15
2633 C16
2634 E16
2635 B16
2636 F16
2637 C17
2638 E17
2639 F17
2640 F17
2641 J13
2647 B18
2648 E18
2649 D18
2650 D18
2651 E20
2652 E20
2661 F18
2662 G18
2663 F18
2664 F18
2665 F19
2666 F19
2668 F20
2669 G21
2670 D10
2671 C8
2672 G8
2673 C8
2674 G8
2675 D7
2676 G7
2677 E5
2681 I16
2682 H22
2784 I14
2868 C10
2869 C9
2870 G9
2871 C8
2872 G8
2873 C8
2874 G8
2876 I10
3511 E1
3512 E1
3513 D3
3514 F3
3515 D3
3516 F3
3517 E3
3518 F3
3519 J1
3520 J1
3521 C3
3522 C3
3525 C2
3526 C2
3527 G2
3528 H2
3529 H4
3530 H3
3531 C6
3532 H6
3533 C6
3534 I6
3535 B6
3536 H6
3537 B6
3538 H6
3539 I6
3540 H4
3541 C5
3542 I5
3543 A6
3544 J6
3545 B1
3546 B1
3547 B1
3548 B1
3550 H4
3551 J2
3552 J2
3553 J3
3554 I3
3555 I3
3556 J3
3557 J3
3558 I14
3559 I14
3560 I14
3563 B6
3564 J7
3565 C8
3566 G8
3569 I12
3570 J12
3571 B10
3572 I8
3573 B10
3574 I9
3575 C13
3576 G13
3577 E11
3578 E11
3579 H1
3580 G11
3581 C9
3582 H9
3583 C9
3584 H9
3585 A10
3586 H9
3587 A10
3588 J9
3589 B9
3590 I8
3591 B9
3592 I7
3593 F15
3594 F16
3595 G14
3596 H14
3597 G13
3598 I14
3599 C10
3601 D12
3602 F12
3603 C13
3604 E13
3605 C13
3606 F13
3607 B14
3608 E14
3609 C14
3610 F14
3611 E13
3612 E13
3613 D13
3614 F13
3615 D14
3616 G13
3617 D14
3618 F14
3619 D14
3620 F14
3621 C14
3622 E14
3623 C15
3624 E15
3625 C15
3626 E15
3627 C15
3628 E15
3631 B16
3632 E16
3633 C16
3634 E16
3635 B16
3636 F16
3637 C16
3638 E16
3639 C17
3640 E17
3641 F17
3642 I13
3643 J13
3645 B17
3646 E17
3647 B18
3648 E18
3649 D20
3650 E20
3651 E20
3652 E20
3655 D16
3656 D16
3657 D17
3658 D17
3660 D17
3661 C18
3662 D18
3663 D18
3667 C3
3668 C3
3671 E19
3672 E19
3673 E19
3674 F18
3675 F18
3676 G18
3677 F18
3678 F19
3679 G19
3680 F19
3681 F20
3682 G19
3683 F20
3684 F20
3686 E1
3687 F1
3688 F3
3689 E3
3690 F15
3691 F16
3692 J16
3693 I15
3694 I16
3695 I15
3696 J16
3697 E11
3698 E12
3699 J17
3773 I14
3929 J10
4517 E5
4518 F5
4535 C2
4536 C2
4578 H6
4618 B2
4619 B2
4630 I20
5511 F17
5734 F15
6512 H10
6514 I10
6515 H14
6516 D18
6531 I16
7511 D6
7512-AC6
7512-BI6
7513-AA9
7513-BH8
7515-AB17
7515-BE17
7521 G3
7522 H3
7523 A10
7524 I9
7525 G10
7526 J3
7527 J3
7528 H14
7529 H4
7531 C14
7532 F14
7533 D15
7535 D18
7536 D18
7537 D17
7538 D17
7539 D17
7541 G18
7542 F19
7543 F19
7551 H17
7552 I15
7553 J16