Philips FR975 Service Manual page 32

www.freeservicemanuals.info
6-4
1 2 3 4 5 6 7
FRONT PART FR965 - FR975
+5V +5V
+5D +5D
A
D D
2441 2440
1401 1433 3403 3405
220p 220p
3499
6 4 stereo
stereo 470E
3498
5 3 tu clk
tu clk 470E
B
3497
4 2 tu de
tu de 470E
3496
3 1 tu en
tu en 470E
7404
2439 2438
SAA6579T
220p 220p
From Tuner
D D
C
3413 2402 ANTI 57 kHz
2 4 Mux
tu rds 1k ALIASING BANDPASS
1n FILTER (8th ORDER)
1
tu gnd
2407
2410
470p
22n
From
D D
Tuner COSTAS LOOP
CLOCKED
VARIABLE AND
D
COMPARATOR
FIXED DIVIDER
1402
6 P50
P50
+5V +5V
CLOCK
+5D +5D
5
REGENERATION
D AND SYNC
E 3402 3401
3501
Vssd Cin
3
V sda 470E
11 7
3500 2403
D
4
V scl 470E 560p
1 V sig
V sig
F
2
V gnd Only in sets with RDS
V gnd
To 1560
P50 Board &
+5V
Video Selector +5D
G 1410
3406
3493
4 sofac scl
+5V
sofac scl 470E
+5
3494
5 sofac1 sda1
sofac1 sda1 470E
3495 3448
6 sofac2 sda2
sofac2 sda2 470E
H
6409
+5V
2435 2436 2437
+5 PHONO
220p 220p 220p
6408
D D D TUNER
3407
6407
1
ss ce CD
ss ce
6418
I 2 CDR/TAPE
ss clk
ss clk
3445
6415
+5
330E
3 ss data +5V 3D-SURR
ss data
6416
11 amp prot SAT
amp prot
6413
15 dd req VCR
dd req
J +5V
6417
+5D
14 TV
dd reset
LTL-1CHPE
5401
8
2µ 2
nc 2417
7412
9 D 22n 16 HEF4094BT
amp lr on
1
K C2
12
15
amp mute lr EN3
13 SRG8
amp mute
3
C1/
cs sub
2444
10
2
3394 4
3 2D 1D
22n
L To/From D D 5
Volume Control Part
6
1426 7
1 amp stby
3447
amp stby +5 6410 14
330E
+5V
M 3414 DVD
2
amp pd
3427
amp pd 1k +5 6401 13
150E
+5V
SURR
4 2404
+5D 3446 6421
+5D
+5 6412 12
+5V 1n
330E
+5V
HALL
3
+5 D
+5 LTL-1CHPE
11
+5V
2461
5
9
N gndd
22n
3393
D D 10
6 –30
–30 D
–32V 8
D
8
f2
7
f1
O
From
Power Supply
FRONT PART FR965 - FR975
3104 217 06790 / 06800 / 06530 / 06540
1 2 3 4 5 6 7
PCS 102 492
8 9 10 11 12 13
+5V
7402 +5D
+5V
+5D PDTA144ET
3392
1400 47k
3391
amp stby
47k 1k
AT-5I
2442 2443
4M332 2456
3410
3423
47p 47p
3411 47 µ
D 220k D
D
13 14
1440 1441
OscI OscO
1 1
RECON- OSCILLATOR QUALITY
Qual 1
STRUCTION AND BIT 2 2
FILTER DIVIDER GENERATOR
6400
3404
BIPHASE D
RDDA 2
DIFFERENTIAL
SYMBOL
DECODER
DECODER
3422
RDCL 16
10k
2462
TEST LOGIC
T57 3455
REFERENCE 15
1n
Vpi AND OUTPUT +5V
VOLTAGE RC5
SELECTOR SWITCH +5D
D D
SCout Vddd Vdda Vssa Vref Mode Test
3400
8 12 5 6 3 9 10 2400
D D D
µ
2408 5400 2409 7403 2 100 D
3416
µ
22n 2 2 2µ2
3409 3415
D D
1
1k 0E
+5
+5V
+5V
4 3
+5D
D D
+5V
5402
+5V +5V
µ +5D
2 2
2419 +5D +5D
47k
7411
D 22n 16 HEF4094BT
47k
1 3451 3449
C2
15 3487
EN3
2428
SRG8 7421
3
4 7 µ PDTA144ET
C1/
D
6424 +5V
4 2 +5D
BAS216
3 2D 1D
47k
5
47k
47k
6
47k
3486
7 7422
2485 PDTA144ET
7419
D D
1n
PDTC144ET
14
Only MARANTZ set
D
13
3785
12
11
3786
9
10
2486
8 1n
D
D
+5V
+5
3408
dd req
P50 +5V +5V +5V
+5D +5D +5D RESET
+5V +5V
2434
+5D +5D
3429 3430
220n 7409
BC847B
2411 7407
3439
3433 3428
BC847B
10k
220p 6402 3438
3437 220k 6403
7408 3442
1N4148
100k 1N4148
BC847B
3441
D D
7406
BC847B
D D D
3440
D
Only in sets with P50 function
8 9 10 11 12 13
07/08/2012
6-4
14 15 16 17 18 19 20
+5V +5V +5V
+5D +5 +5
7415
TMP87CS71F
5403
3419 3420
µ
2 2
33 77
Vdd
76
2420 2458
100 µ 22n
80
D D I/O
79
P5
stereo 4
78
6-BIT A/D
CONVERTER
3472
tu clk 6 75
1k
2454
tu de 7
22n
D
8
tu en
I/O 70
5 P1
69
1
I/O 68
P4
3491
2 71
100k
D
72
3
100k
3475 D
+5V
65
+5D
64 S14
Not for 3502
63 S13
FR965/00
62 S12
74 I/O
$
61 S11
P9
3483
60 S10
D
59 S9
3426
73
amp prot
I/O
1k
58 S8
P4
+5V
+5D
57 S7
3421 56 S6
hp on 67
55 S5
2413
54 S4
22n
I/O
53 S3
P8
D
32
52 S2
D
nav 1 31
51 S1
27
50 S0
nav 2 30
I/O
v cont 1 29 P7
v cont 2 28
49 G15
25
48 G14
RAM ROM
26
47 G13
17 46 G12
I/O
24 P7 45 G11
8-BIT
sofac2 sda2 23 44 G10
CPU
P50
22 43 G9
sofac1 sda1
I/O
sofac scl 21 P3 42 G8
ss ce 20
41 G7
19
s sel 1
40 G6
s sel 2 18
39 G5
TIMER/ INTERRUPT
COUNTERS CONTROLLER
I/O 3395
38 G4
P6
+5V 0E
+5D
37 G3
36
3431
35
reset 12
CLOCK/TIMER/SYSTEM
CONTROLLER
34
2414
22n
P20 P21 P22 X in X out Test Vss Vkk
3479
D D
16 10 11 13 14 9 15 66
1403
1k
8Mc –Vkk
D D
–31V
2416 CST 2415 2412 2457
3476
22p 22p 47µ 22n
3432
D D
D D D D
–30
–32V
.....V - Voltage measured during normal operation
- Source position : Tuner FM
- No special features ON
.....V Stand by
14 15 16 17 18 19 20
21 22 23 24 25 26 27
$
1439 1437
1
hp l
2
+5V hp r
+5V +5V
+5D
+5 +5
3
hp gnd
7405
M24C08 8 2405
3417 3418
22n To/From 1601
Vcc 1
5 Volume
E0
SDA
Control part
6 2
3424
SCL E1 hp on
1k
+5
7 3
+5V WC_ E2
D D
Vss
av l
4
D
av gnd
av r
To/From 1515
Volume Control Part
Source Slector Part
1404 1405 1406
3434 3435 3436
D D D BASS LOUDNESS TREB
3443 6404
V sig
330E
1N4148
1407 1408 1409 V gnd
AM/FM PREV NEXT
3444 6405
330E
SOURCE
1N4148
1411 1412 1413
SELECTOR
3466
SENS TEXT NEWS T/A
s sel 1
3452 6406 220E
330E
3469
s sel 2
1N4148 220E
1414 1415 1416
2424 2423
22n 22n
MENU ENTER HALL
D D
6414 3453
330E
1N4148
nav 1
1417 1418 1419
nav 2
CINEMA SURR MODE
3457 6419 ON/OFF
330E
VOLUME
1N4148
CONTROL
1420
3467
v cont 1
220E
FRONT A/V
3470
3458 6420 v cont 2
220E
330E
1N4148 2426 2425
22n 22n
Only in FR975
D D
3751 G0 G15
–Vkk
33k
–31V
2463
–Vkk
–31V
+5V +5V
100p
+5D +5D
3752
–Vkk
2433 33k
–31V
3485
2464
100p
–Vkk
3484
–31V
1k
100p
+5V +5V
7417
+5D +5D
2465 to 2476
BC847B
3482
3753 to 3764
2432
10p
3481
–30 3765
1k –Vkk
–32V 33k
–31V
+5V +5V
2477
7416
+5D +5D –Vkk
BC847B
–31V
3480
100p
2431
3766
10p
–Vkk
33k
–30 –31V
–32V 2478
–Vkk
7418 –31V 7413
3474 100p
BC847B 16-MT-95GK
3478
0E
62 61 58 57 56 55 54 53 52 5150 49 48 47 46 45 44 43 42 4140 39 38 37 36 35 34 33 32 3130 29 28 27 26 25 24 23 22 2120 19 18 17 16 15 14 13 12 1110 9 8 7 6 5
2455 2459
L C R
–30 µ
47 22n
–32V
D D DIGITAL
SURROUND
3473
0E PRESET SENS HILO STEREO EON
S S S
L W R
CINEMA LINK SMART SOUND RDS HALL
2429 2460
µ
47 22n
D D
21 22 23 24 25 26 27
World of Free Manuals
6-4
28 29 30 31
1400 B8 3418 B22 7404 C5
1401 A1 3419 B20 7405 B22
HEADPHONE 1424 1402 D1 3420 B20 7406 N9
1403 N17 3421 G15 7407 M11
6
A
1404 E23 3422 D11 7408 M11
1405 E24
5 3423 B13 7409 M14
1406 E25 3424 C27 7411 G8
1436 1425
4
1407 F23 3426 G15 7412 K6
1408 F24 3427 M4 7413 N27
1 1 1
2
1409 F25 3428 M10 7415 A16
1410 G1 3429 M11 7416 M21
2 2 2 3
1411 F23 3430 M11 7417 L22
B
2447 2445 1412 F24 3431 M14 7418 N21
3 3 3 1413 F25 3432 N19 7419 I12
4n7 4n7 7
1414 G23 3433 M9 7421 H12
HP HP HP
8 1415 G24 3434 E21 7422 I13
1416 G25 3435 E21
9
1417 H23 3436 E22
2427
3471
1 1418 H24 3437 M9
1n
1419 H25 3438 M10
4 4
HP HP C 1420 I23 3439 M13
1421 I31 3440 N10
1422 F28 3441 N11
FRONT AV
1423 I28 3442 M13
4 5 5
1424 A30 3443 E22
1425 A28 3444 F22
5 6 6 1428
1426 M1 3445 I6
5
A 1427 E28 3446 M4
6 7 7
6 Audio Left In D 1428 D30 3447 M4
2448
1433 A2 3448 H7
4
1n 1435 E28 3449 G10
1436 A28 3451 G10
A A
+ 8 1437 A27 3452 G22
1439 A27 3453 H23
9 Audio Right In
2449 1440 C12 3455 E14
7 1441 C12 3457 H22
1n
1435 1427
2400 E12 3458 I22
E
A A
2402 C3 3459 I30
2 2 2
2403 E6 3460 J30
3 Video In 2404 M3 3461 F28
2430
2405 B24
1 1 3477 3462 G28
1
220p
2407 D3 3463 I28
2408 F8 3464 J28
V V V V V
2409 F9 3465 I30
+5V F 2410 D2 3466 G27
+5D 2411 M9 3467 I27
2412 N19 3468 I30
1422
2413 H15 3469 G27
3461 EC16
2414 M14 3470 I27
Only in sets with RDS 2415 N18 3471 C29
1
2416 N17 3472 C20
Not in sets with RDS
3
2417 K6 3473 O22
2 Only in FR975 2419 G8 3474 N22
D G
2420 B15 3475 E20
MT1 MT2 * Only in sets with DVD input
2421 J30 3476 N16
Not in sets with P50 function
4 5 2422 J29 3477 F29
3462
D D
Not in sets with RDS 2423 G27 3478 N21
2424 G27 3479 N20
+5D
$ Not in FR975
2425 J27 3480 M22
+5V
2426 J27
3481 M21
2427 C29 3482 L23
H
2428 H10 3483 F15
2429 O23 3484 L22
2430 E29 3485 L23
+5V +5V
2431 M21 3486 I13
+5D +5D
2432 M21 3487 G12
1423 NAVIGATOR 1421 2433 L22 3491 E20
3463 EC16 3459 EC16 2434 M13 3493 G2
2435 H3 3494 H2
3465 I
1 1 2436 H3 3495 H2
220E
3 3 2437 H3 3496 B3
3468 2438 C4 3497 B3
2 2
D 220E D
2439 C3 3498 B3
MT1 MT2 MT1 MT2 2440 A4 3499 A3
2422 2421
2441 A3 3500 E2
4 5 22n 22n 4 5
3464 3460
2442 B8 3501 E2
D D D D
D D 2443 B9 3502 F15
J
+5D +5D 2444 L2 3751 K24
+5V +5V
2445 B29
3752 L24
2447 B29 3753 M24
2448 D29 3764 M25
2449 E29 3765 M24
2454 C20 3766 M24
2455 N23 3767 K29
2456 B13 3768 K29
S0 S14
K
3767 2457 N20 3769 L29
–Vkk
33k 2458 B15 3770 L29
–31V
2459 N23 3778 M29
3768
–Vkk
2460 O23 3779 M29
33k
–31V
2461 N2 3780 M29
3769
–Vkk 2462 E13 3781 N29
33k
–31V
2463 K24 3785 J9
2464 L24 3786 J9
L
2465 L24 5400 F8
2476 L25 5401 J6
3770 2477 M24 5402 G8
2478 N24 5403 B15
to
2485 I9 6400 C12
3778
2486 K9 6401 M5
3391 B13 6402 M10
3392 B13 6403 M13
M
3393 N4 6404 E23
3779
3394 L3 6405 F23
–Vkk
33k 3395 L20 6406 G23
–31V
3780
3400 E12 6407 I7
–Vkk
33k 3401 E4 6408 H7
–31V
3402 E3 6409 H7
3781
–Vkk
33k 3403 A2 6410 M5
–31V
3404 D12 6412 M5
N 3405 A3 6413 J7
2 1
3406 G2 6414 H22
3407 I2 6415 I7
3408 L14 6416 I7
3409 F12
6417 J7
3410 B9 6418 I7
3411 B8 6419 H23
3413 C2 6420 I23
TA NEWS ANA COAX 12 OPT 12 OK
MENU
MATRIX NIGHT DOWNMIX LOUDNESS 3414 M2 6421 M5
O
3415 F13 6424 H12
3416 F11 7402 A12
LEU0179/0015 3417 B22 7403 F12
LEU0179R/0015
28 29 30 31