phillips chasis l03.1l aa 21pt6446.pdf
TRANSCRIPT
![Page 1: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/1.jpg)
14L03.1L AA 7.Circuit Diagrams and PWB Layouts
7. Circuit Diagrams and PWB Layouts
Mono Carrier: Power Supply
V
START-UP
CURRENT SOURCE
VALLEY
START-UP
CURRENT SOURCE
CURRENTSENSING
OUTPUTDRIVER
OVERPOWER
LOGIC
CONTROL
CIRCUIT
MAXIMUMON-TIME
PROTECTION
VOLTAGECONTRLLEDOSCILLATOR
OVERTEMPERATUREPROTECTIOM
POWER-ONRESET
SUPPLY
MANAGEMENT
FREQUENCY Demag
Driver
PROTECTION
CONTROL
INPUTCONTROLCIRCUIT
BURSTDETECTOR
Drain
Sense
Vcc
Gnd
Ctrl
t
+t
Rs
Rp +
t
G
A
B
C
D
E
F
G
0211 C10212 B10213 C50231 C21500 B21501 B31508 E71509 E71515 A71516 E71520 B71560 D7
2503
1 2 3 4 5 6 7 8 9 10 11
1 2 3 4 5 6 7 8 9 10 11
A
B
1N
4148
6521
C
D
E
F
I505
1570 C82452 F112453 F102500 C32501 B52502 B52503 B62504 B62505 B22507 B62515 C72520 G22521 E22522 D62523 E62524 E52525 F52526 E22527 F12528 G62540 F92541 G92542 G72543 F62560 D82561 D92562 D92564 D102570 C92571 C82580 B72584 C62585 E63452 F113453 F103454 F93456 F113500 C23501 D23502 C43503 B43504 B43505 C43506 D43507 D23508 B43509 C33510 D33519 F6
1508
DVD_Gnd
3520 G23521 F23522 E53523 E53524 E53525 E53526 E63527 D53528 F13541 F83542 E93543 E103544 F93545 G83546 F113547 F93548 F93549 E93550 E103580 A73581 F63582 D104560 D85500 B45501 C45502 D45506 C75509 G45515 E5
5520 C75521 D65560 D85562 C95563 C105570 C76500 B56501 B56502 B56503 B56504 B56505 D26520 E26521 E66522 F66540 F86541 E96560 D86561 D9
2n2
2501
6562 C96563 C96570 C86580 A8
2585
1n
7451 F107515 F77520 D27521 E67522 F67523 F17540 F97541 G87580 A79500 B29501 C29502 C4
1570
9503 A69506 C79509 G49515 E59520 D69560 D7
3526
1n0
2543
400V
5521
1K0
3548
15K
2K2
3527
16V
150u2504
3
6
7
8
9
4560
3541
470R
PDTC114ET
75414n7
2453
11
12
132
3
5
6
7 8
9
330K
3522
1 4
2
5501
9509
3542
1K
5
2542
470n
2520
47K
3456
3543
5560
0212
1
2
6K
8
3544
6561
6560
SB340
5570
2
0211
1
3506
2580
47u
9501
BC857B
7451
10
11
142
7520
3503
1
2
S
56p
7521
*
90 - 276 V FULL RANGE
6561
3V3
100u/400V
STP7NK80ZFP- -
5520
-
-
1W/0R151W/0R18
9500
6V2
(..V..) Standy Mode
0V
*
*
0V
**
2V9
*
*
220V AC 309V (317V)
*
MAINS
0V
22V60V
*
1n5
T2.5AE 250V
*
MAINS SWITCH
A4
D
*
820K
T4E.250V
82n
TEA1506T
SS28010-06
BZ
X79-C
9V
1
3V3
G
RES
RES
17V8
RES
JUMP
*
--
22K330K330K330K330K3547
21RF
3M
3
*
RE
S
HOT GROUND
LATAM
*
3V3
*
9V3
*-
For ITV
25030231
Size
8V3
3523
**
For Relay Cct.
302V
6K8
9501
330K
-
POWER SUPPLY
NAFTALATAMITEM
STP7NK80ZFP
A2
STP5NK80ZFP
"$"
STP5NK90ZFP
S359B4-09SS28010-06
1W/0R15
BYW76-RAS15/10
6V8
10R
- P
TC
RES
15RF/20"/21"Mexico14"MEXICO15RF/20"/21"
JUMPJUMP
2V6
14"
NFR25 68R150u/400V
SWITCH100u/400V
Region
*
SWITCH
3526
*
S359B4-09-
(13V8)
BYW76-RAS15/10
1V3
JUMP
150u/400VNFR25 68R
FOR ITV ONLY
NFR25 47RNFR25 47R
JUMP
COLD GROUND
330K
1W/0R18
FOR MAINS 120V AC 170V (177V)
-
..V.. Normal Operation in " SERVICE MODE " A4
RES
*
7V7
T1.8AE 250V
4V9
150 - 276 V SINGLE RANGE
2V6
RES
1515
G5P
23
14
2502
2n2
4V6
HOT
303V
302V
ONLY
COLD
2505350335045500
95035502
Relay Cct.
YESNOYES
DMF2820
YESNO
NO
NOYESNO
C914
NOYES
YES
RES
RES
RE
S
DEGAUSSING COIL
3M
3
"$"
*
*
5509
RES
RES
--
-----
7523BC857B
BC547B7540
3510
DSP
50V
22u2528
3521
F510
7521
1N5062 (COL)
6503
7580
BC847B
220p
2584
2505
2n2
2n2
2560
9520
6562
BYW76
1N5062 (COL)
6501
F540
1N5062 (COL)
6502
6500
1N5062 (COL)
1 2
3
2525
3504
470p
3582
1n0
2526
3581
1K0
3453
100K
10n
2541
3520
1K
2
2527
6580
1M5
3508
1N
4148
27u
5563
BZX384-C22
6505
3507 33K
3500
BYW29EX
6563
3580
47K
2515
2500
470n
22u
2521
BYD33D
6522
15n
2540
5506
7522PDTC143ZT
9506
2523
1n8
220R
3549
2507
2522
470p
PFC50001501
9560
47u
15209500
2564
I553
2n2
2562
I533
3547
3m
32570
100n
2524
3502
3528
10K
1560
6541
3519
10K
3454
3K3
TCET1103(G)
7515
14
3 2
C914
5502
31
46
3452
3505
5520
1
10
5562
3545
2K2
2452
6520
BY
D33D
9503
4
2 3
BZ
X79-B
6V
8
6540
5500
DMF-2820
1
9515
3
DVD_Gnd
5515
0213
1516
10n
2571
3509
220R
16V
2m
22561
1500PFC5000
82K
1509
STPS10L60D
65701
2
56
3
4
3523
ESB920231
10n
3501
9502
35253524
47K
3550
10K
3546
I514
F542
6504
GBU8K
PW_ADJ
DVD_Supply
(OPTIONAL)
Vaux/Vaudio
ITV_Vbatt
EHT
L_GND
-12V
Std_Con
MainSupply
+3V3B
AudioSupplyGnd_A
3139 123 5596.1 CL 36532044_001.eps200603
F540 97V DCF542 13V5 DC
I505 17V8 DC
F510
50V / div DC5µs / div
I533
2V / div DC5µs / div
I514
100V / div DC5µs / div
![Page 2: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/2.jpg)
Circuit Diagrams and PWB Layouts 15L03.1L AA 7.
Mono Carrier: Deflection
VG2
EHT
FOCUS
G
A
B
C
D
E
F
G
0221 B40222 F61462 F61463 E72405 D32406 D42407 C42408 D42420 B22421 B22423 A42424 A42426 B12427 B12428 C12429 B12441 C92444 D82446 D82447 D72455 C82457 D72460 E5
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
A
B
C
D
E
F
9505
2461 E12462 E3
24
26
1n
2463 E32464 F32465 E52470 F5
0221VH
1
4
2471 B12472 G42473 C73402 D43403 D33422 A33424 A13425 C13426 B3
33K
3449
3428 B23430 C23432 C23439 C83440 C83441 C73442 C73443 C63444 D63445 B63446 D63447 B83448 D63449 B83450 B83451 C83455 C93459 C73460 C93461 F13462 F13463 E23464 G23465 F23466 F23468 E33469 E43470 F43471 F43472 F43473 G53474 G53475 F53476 F53477 G43478 F54405 D35401 D45402 D45421 B35441 A55505 F86407 D46408 D46421 A46422 A36423 C16426 B2
34
74
3R
3
6444 D76445 C76446 D76447 D76451 C9
6452 C86453 C86460 E36461 E56462 E56463 E56464 E37421 A37422 B27423 C27440 C87461 F2
22
0R
7462 F27463 F37464 E47465 F47466 F39402 D4
94
45
9407 C49445 B69446 E69448 D69505 F8
34
46
1R
2R
2
24
55
10
u1
6V
94
46
82R
3425
MainSupply
HDRIVE
-12V
VDrive-
Frame_FB
VDrive+
VTSupply
MainSupplyGND
-12V
-12V
Vaudio
Filament
-12V
160VD
FILAMENT
Beam_Limit
Hflybk
Frame_OUT
EHTO
FILAMENT
EHT
2460
56n
24
06
47
0n3403
1K
3460
100K
94
02
RGP10D
6447
I461
I462
64
21
BY
W7
6
34
63
2K
2
RGP10D
6463
68
R
34
69
6461
RGP10D
64
60
3468
330R
1K
34
32
9448
34
28
68
R
I465
16
0V
10
u24
65
64
22
BY
D3
3M
24
44
47
0u
BA
S3
16
8K
2
34
51
2K2
3464
BC857B7461
HORIZONTAL
22n 100n2453 - -
0V4
12V212V8
RE
S
12V2
0V6
0V9
12
0K
A4
5V7
0V
94V4
TO PICTURE TUBE
TO CRT PANEL
DEFLECTION
3V3
0V3
0V9
1V5
A4
3V3
12V2
0V8
12V8
100K
150K
-
68u/LHL08
10KNFR25H 2K2
1n5/2KV
34562K22K2470R
3R3-
47K 47K
- 680n/250V 560n/250V2423
5401
COILDEFLECTION
5V4
A4
Frame Deflection
12
0K
0V9
4R73474
A4
VERTICAL
0V
20V6
3R33R93R9
A4
A4
A2
2K28K2
Line Deflection
0V5
5441
47K
3450
33K
47K -3460 100K
3451220K
150K150K
100K220K3447
Tube
2406
LINE DEFLECTION
LPDLPDCPT
34558K21K8680R
LPD CPT
3442
3R3- 360n/250V -
JF0501-19255
15n/1K6V15n/1K6V13n/1K6V13n/1K6V
33u/LHL08 -
2424 1n/2KV -
-
--
00425/82u
47K
15n 33n2452 - 10n
3441
15n
2408 560n/250V
22n
- 470p/500V
1n/2Kv
3646
JF0501-19276
-
JF0501-19255
LPD
21"FSQ20"
10K 56K
LATAMRegion
Size
00511/33u--5402
14" 15RF
1M 1M -
JF0501-19255
LINE DEFLECTION
LPDLPDSize
0V
RES
A4
COIL
A1
A4
15RF14"
Tube
3473
470p
2457
2441
DEFLECTION
LOT
A2
RE
S
RE
S
RES
RE
SRES
2n2 -2457 -
LATAMRegion
3402 - - NFR25H 2K2
20" 21"FSQ
100K
4R7 2R2
34
41
3465
1K
1n
24
61
F448
F449
1N4004
6423
F446
BC817-25
7422
BAV21
6408
34
39
3R
3
100K
3447
24
71
22
n
24
72
24
70
15
n
34
73
3R
3
6451
2427
100n
BAS316
34
40
33
K
F461
6452
BAS316
3444
1R
1R
0
34
78
F425
34
70
3455
2K2
34
71
BC807-25
7423
470p
2464
24
23
10
n
24
47
10
u
F422
34
02
2K
2
RGP10D
6446
DC
12
54
02
6444
EGP20DL
BA
S3
16
64
26
5505
2420
100n
3422
330K
6407
BAV21
24
28
47
u
22
0R
34
72
9407
1
10
2
3
4
5
6
7
8
9
F407
1142
5441
BZ
X7
9-C
33
64
53
33
u
54
01
15
0K
34
59
47
0u
24
46
BD135
7464
3476
8K2
3424
22R
BF4237440
1R
34
45
24
63
10
0u
50
V
33n2441
6462
RGP10D
1K
3466
3430
1K0
2407
100p
1R
3448
7465BD136
64
45
BA
S3
16
PSD10-204B
1
3
5
65421
64
64
BA
S3
16
1R
3443
3426
47R
100n
2421
7463
1462
BC546B
24
08
12
n
24
24
82
0p
BUT11APX
7421
24
73
47
0p
24
29
22
0n
1M
34
61
2K
2
1n
24
62
34
62
34
77
3R
3
24
05
47
u
1463
3475
10K
34
42
7462
BC857B
4405
1
2
7466BC847B
VH
0222
3139 123 5596.1 CL 36532044_002.eps200603
F407 F422 97VDC F449
50V / div DC20µs / div
F461
20V / div DC5ms / div
100V / div DC20µs/div
F448
10V / div DC20µs / div
F446
2V / div DC20µs / div
F425
5V / div AC20µs / div
I461
0.5V / div DC5ms / div
I462
0.5V / div DC5ms / div
I465
1V / div AC5ms / div
![Page 3: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/3.jpg)
16L03.1L AA 7.Circuit Diagrams and PWB Layouts
Mono Carrier: Tuner IF
GND NC
A
B
C
0283 C70285 C71000 B31001 B61003 B12001 B22002 B32003 C32004 C32005 B5
1 2 3 4 5 6 7
1 2 3 4 5 6 7
A
B
C
2006 B12007 B53001 A23002 B23003 B23004 B23005 A14000 C44001 C25001 B55002 A45003 A46001 B59002 A4
10
0u
20
02
9282 A4
200
5
220
n
10
u
200
7
4001
1000
TUNER
UV133630
02
RE
S
TUNER IF
A4
RE
S
A4
A4
A4
A4
F003
22
K
100R
3003
0285
0283
BZ
X79-C
33
60
01
3004
100R
22
p
20
03
3001
4K7
20
04
22
p
500
1
820
n 2
3
4
5
900
2
200
1
10
n
OFWG1984M
1001
1
928
2
500
2
500
3
EH-B
1003
1
2
3
VS
9
VTS
4000
1
AGC
3AS
10
11IF
12 13 14 15 6 8
4SCL
5SDA
2TU
7
3005
100R
10V
470u20
06
+5V
SCL
SDA
VIF_1
VIF_2
TUNER_AGC
+5V
VTSupply_A
VTSupply
3139 123 5596.1CL 36532044_003.eps
200603
F003
200mV / div AC20µs / div
![Page 4: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/4.jpg)
Circuit Diagrams and PWB Layouts 17L03.1L AA 7.
Mono Carrier: Video Processing
H-OSC + PLL
AGC CIRCUIT
NARROW BAND
PLLDEMODULATOR
VIDEO SWITCH
VIDEO IDENT.
VIDEO FILTERS
VISION-IF
ALIGNMT-FREEPLL DEMOD
AGC/AFC
VIDEO AMP
DEEMPHASIS
AUDIO SWITCH
VOL CONTR
RGB/YUV INSERT
RGB/YUV MATRIX
SATURATION
YUV/RGB/MATRIX
CPU
I2C-BUS
VST PWM-DAC
I/O PORTS
ROM/RAM
TELETEXTCLOSED CAPTION
ACQUISITION
1/10 PAGE
MEMORY
TXT/OSD/CC
DISPLAY
EW GEOMETRYV-DRIVE +
GEOMETRY
H-DRIVE
2nd LOOP
H-SHIFT
H/V SYNC SEP.
G
A
B
C
D
E
F
G
0217 C100240 F21201 B21202 D11621 B41622 E102201 A22202 A32203 A22204 B22205 B32206 B42207 B22208 C22209 C2
5u65601
1 2 3 4 5 6 7 8 9 10 11
1 2 3 4 5 6 7 8 9 10 11
A
B
C
D
E
F
2210 D22211 D12212 D22231 F62232 F62233 F72481 F32482 F22483 F22484 F22485 F32486 F32487 F42488 F52489 F52490 F62491 E12492 B92493 A9
1u0
2494 B72495 G12496 G42497 G52498 F22601 B42602 B52603 B52604 A52605 C72606 C72607 C72608 C82609 A62612 D82615 E72616 E82641 B112642 B102643 F23201 A33202 A23203 A43204 B23205 B33206 B33207 B33208 C23209 C23210 D23231 F73232 F83233 F83410 G53479 B83480 F4
4661
F604
3481 F33482 G33483 F43484 F53485 G53486 G53487 G63488 G43489 G63490 G43491 A73492 B73493 B83494 A83495 A93496 A103497 A103498 G33499 G33601 A53602 A53603 A53604 B53605 B5
3606 A53607 B63608 B63609 B73618 A53619 D73620 D83621 D73624 E93631 A73632 B73633 A73634 C83641 A113642 C103643 B113644 A103645 C93646 F24491 A94602 A74603 A74604 A64606 A4
NC
6SCL
5SDA
M24C04
7641
2E1
3E2
1
4661 C95201 B25482 E15601 B85602 C85603 C8
3634
1K
0 6481 G36491 B96492 A106624 E96625 D106626 D86627 D86628 D86681 E87200 C27201 B37202 A47491 A77493 B97494 A107495 G27496 A87601 D9
33p
7641 A109201 A39240 G19286 A69410 G59604 A6
F605
A4
A8
3481
18K
2492
22u
25V
I211
33K
3487
2602
33p
2485
1u
10V
F493
3498
10K
100R
3631
0217
1
2
3
4
5
6
7
8K2
3632
2K2
3602
3491
56K
2612
220u
100R
3604
F481
3643
100R
3488
100R
6626
BA
S316
470R
3621
2K2
3601
3607
100R
1n
2641
100n
2605 2
608
1u
2231
22n
9201
22K
3492
A2
1V
2V
3
SD
AM
3V
2
A4
9257
3V6
A2
A4
A2
4V
0V
3V
8
1V
6
1V
6
2V
7
0V
1V
3
1V
4
3V
2
0V0V
100p
3V4
A2
Stereo
To 1300
4n7
A3,A
5
A4
12V
A1
A4 , A
6
6V7
A3
A3
A4
A4
A4
6V3
3V3
3V3
3V4
8V
2V3
8V
5V
3V
2
2V
3
FOR ITV ONLY
3V
8
0V
8
3V
4
3V
9
3V
8
1V9
A8
1N
ITEM #
A5
A1
A7
10R
3V3
2206
A8
3V6
4V
2V
6
2V
7
RES
A8
A4
A8
2V7
A5
A4
A7
2V7
8V
A6
A7
A4
4M5
A4
10R
A8
A3,A
5
A1
A4
A4
A4
A4
13V4
9V3
8V7
A8
4V A2
3V4
3V3
A8A
8
0V
2V
4
0V2
1V5
3V
4
NVM
1V
9
1V9
3V
3
4V
0V
0V3V
3
3V
3 0V
2
0V
23V
3
3V
30V
2
3V
3
7V7
3V1
3V
2
0V
3V7
0V
20V
4
1V
Mono
A4
3V3
3V3
5V
6V3
A2
VIDEO PROCESSING
A4
A4
A8
A2
A2
A2
5V7
of CRT PANEL
3V3
A36V3
39K
3480
3618
2K2
3V
3
0V
1V
1
1V
9
A2
4603
4604
2u2
2498
6624
BAS316
TPS1201
2G
1I
3O
12M
1621
1K
3206
3232
1K0
3231
560R
1K0
3645
3202
100R
2604
10u
16V
3484
39K
F494
BC847B7202
7601PDTA114ET
6625
3205
270R
BZ
X79-C
8V
2
1M
03646
2212
220n
4K
7
3644
3482
3K
3
100R
3641
2210
220n
7201
BC847B
9604
470u2491
2207
100n
1n
2211
100n
2208
4606
4u7
5201
F491
680R
3494
BA
S316
6481
3603
2K2
2490
4u7
2202
820p
1n0
2496
2603
BZX384-C5V6
6492
4491
3497
390R
470R
3619
2495
22u
25V
3496
10R
100n
2488
100n
2203
3207
390R
2201
4n7
2489
100n
6681
BA
S316
1K0
3633
2606
1202
100n
2486
4n7
6628
BA
S316
7491BC847B
16V
470R
3209
3499
27K
3489
1M
3483
5u65603
10K
5602 5u6
2483
3606
10K
22n
2232
4u7
2482
2205 10u
220n
2209
2
3
4
5
6
7
8
2487
2n2
1622
1
100n
2484
5482
10u
F642
F643
F603
2607
100n
22n
2233
BA
S316
6627
3605
100R
25V
220u2494
3201
2K7
3485
1K
0
8
VCC
4
VSS
7WC_
2609
1n0
7494BC337-25
3495
33R
100p
2481
6
4602
EH-B
02401
2
3
4
5
9286
3486
1K
0
3493
10V
1n0
2615
2493
470u
1n0
2497
2616
10u
16V
100R
3210
LE50CZ
7495
GND INOUT
F492
82R
3204
1K0
3624
7496BD135
660 616263 647 8 9
3620
470R
5
50
51
52
53
5455 56575859
40
41
42
43
44
4546 47 48
49
31
32
3334
35
36
37 38
39
4
2122
23
24
25 26
27 2829 3
30
11 12
13
14
15
1617
18
19
2
20
7200TDA93XX
110
3K
3
3490
220p
2643
2206
4n7
L78L33
7493
2
GND
1
IN
3
OUT
470n
2601
BAV70
6491
3208
470R
100K
3608
10K
3609
1n0
2642
3479
100R
3642
3410
68K
9240
2204
56p
3233
100R
1K
0
3203
9410
TV_BUZZER
ITV_PORT
ITV
_M
SG
TV
_B
UZ
ZE
R
AM
_F
M_M
ON
O
+5V+8V
+8VD
GREEN
RED
BLUE
+3V3
FILAMENT
Vaudio
(Vaux)
VD
rive
+
EH
TO
+8V
+3V
3
+5V
Frame_OUT
+8V
Hflybk
Beam_Limit
Frame_OUT
SE
L_A
V1_A
V2
Std
_C
on
PW
_A
DJ
ITV
_D
ATA
_O
UT
STA
TU
S2
RE
SE
RV
ED
_B
RE
SE
RV
ED
_A
BLK_IN
FILAMENT
160VD
ITV
_C
LO
CK
ITV
_P
OR
T
VD
rive
-
ITV_CLOCK
FIL
AM
EN
T
+8V
VT
Supply
_A
SY_CVBS_IN
C_IN
+8VD
WP
KE
YB
OA
RD
L1_IN
+5VS
Vaux
+5V
+3V
3A
+8V
G_SC1_IN_Y_INIT
V_D
ATA
_IN
PO
R
WP
ITV_DATA_IN
POR
ITV_DATA_OUT
B_SC1_IN_U_IN
R_SC1_IN_V_IN
FBL_SC1_IN
CVBS_TER_OUT
+8V
SDA
SCL
SANDCASTLE
SA
ND
CA
ST
LE
VO
LU
ME
+3V
3
LE
D
VIF_1
VIF_2
TUNER_AGC
HD
RIV
E
SC
L
SD
A
+3V
3
+8V
D
IR
+3V3
REFO
3139 123 5596.1 CL 36532044_004.eps200603
LUMA DELAY
PEAKING
BLACK STRETCH
PAL/SEC/NTSC
DECODER
BASE-BAND
DELAY LINE
CONTR/BRIGHTN
OSD/TXT INSERT
CCC
WHITE-P ADJ
Y
Y
H
V
R
R
G
B
G B
R G B
BL
U
V
F481
0,5V / div DC20µs / div
I211
1V / div DC1ms / div
F494
2V / div DC20µs / div
F603
1V / div DC20µs / div
F493
2V / div DC20µs / div
F643
0,5V / div DC20µs / div
F492
2V / div DC20µms / div
F642
0.5V / div DC20µs / div
F604
1V / div DC20µs / div
F491
2V / div DC20µs / div
F605
1V / div DC20µs / div
![Page 5: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/5.jpg)
18L03.1L AA 7.Circuit Diagrams and PWB Layouts
Mono Carrier: Audio Processing (Stereo + SAP)
PLL
PILOTDET
MPXIN
SAPDET
AGC
AUXL1
AUXR1
OFFCAN1
OFFCAN2
WBTIME
Vcc
WBDET
SPECFIL
SPECTIME
SPECDET
NOISEDET
AUXL2
AUXR2
Rout
Lout
PE
SDA
SCL
GND
SUPERBAS
BAL
BAL
VCA
10 11
A
B
C
D
E
F
A
B
C
D
E
F
1821 A2821 A2822 B2823 D2824 D2825 B2826 A2827 B2828 E2829 E
1 2 3 4 5 6 7 8 9 10 11
1 2 3 4 5 6 7 8 9
2830 F2831 E2832 C2833 B2834 A2835 C2836 C2837 B2838 E2839 D2841 C2842 B2843 B2844 C2845 D2846 D2847 D2848 D2849 D2850 E2851 E2852 E2855 C2856 C2857 D2858 E2859 E2860 E2861 B2862 A2863 D3822 D3823 D
2K
2
38
24
3824 C3825 B3826 C3827 E3828 E3841 C3842 D3843 D3852 E4821 B4822 B4841 E4842 E4843 C4844 C4845 D4847 A4848 A4849 B4850 C4851 C5821 A5841 D7821 B7841 C9821 F
100n
2860
10
0u
38
25
2K
2
35V
10
n
28
28
10
u
28
31
2846
10u 16V
4844
4847
330n
2848
2834
15n
2826
4848
I830
I836
I847
3842
100R
JMP
JMPJMP---
2V7
2V1
4V1
4V1
3V
2V1
8V
4V
1
4V
1
1V1
0V5
4V1
4V1
3V
3
3V
31u
RES
AUDIO PROCESSING (STEREO + SAP )
A8
AN5829S
3V4
2V3
2V3
5V
0V6
1V
2V2
2V2
2V2
2V2
2V2
2V3
0V7
A4
A4
ITEM MONO BTSC STEREO
4841 ---
A8
A8
A4 , A8
A8
A8
A6
1u
180K
3841
47n
2857
21
VR
EF
4V
1
4V
1
4V
1
4V1
4V1
4V14V1
4V1
A6
A4
A4
A4
3V2
2V2
3V5
3V2
3V3
3V3
2V2
2V2
2V2RES
RES
RES
4842
4845
---
RIN22 ROUT 15
RT18
SC
L1
3
14
SD
A
TD 16
VC
C2
3
VD 11
12
LT8
MODE24
1P
F1
PF
24 5
PF
3
PF
46
RB19
AGC2
BB20
BD 10
BLD 17
7G
ND
LB9
LIN3 LOUT
AN5891K
7821
LEVEL SENSE
VOL
TONE
CONTROL
AGC
SU
RR
AGC TONE
VOL
IIC BLOCK
10u
10
u
28
38
2832
1u
2856
2850 2858
2852
100n
4842
10
0u
28
47
14
15
16
17
18
19
2
20
21
22
23
24
3
4
5
6
7
8
9
AudioSupplyGnd
7841
1
10
11
12 13
3843
100R
220p
2861
2K
2
38
26
33
n
28
22
1
2
3 47
0n
28
37
1821
4841
10u
2824
38
28
10
0R
28
29
10
0n
10u
39
n
28
25
1u
2859
1u0
1u0
2842
2843
10u2833
28
39
10
u1
6V
22
0p
28
63
4843
28
21
28
30
10
u
2855
1u
38
27
10
0R
100n
2851
10u
5821
38
23
2K
2
50V2u2
2844
4845
10u
5841
4821
100n
2836
48
49
2841
4u7
38
52
2M
2
28
23
10
u
22n
2849
33n
2827
2845
4u7
10n
2835
28
62
22
0p
4822
4850
9821
4851
+5V
R_OUT
L_OUT
I848
38
22
22
0K
L1_IN
R2_IN
SCL
SDA
+8V
SDA
SCL
R1_IN
L2_IN
Main_OutL
Main_OutR
AM_FM_MONO
3139 123 5596.1CL 36532044_005.eps
200603
AUDIO SOUND PROCESSOR SOUND MULTIPLEX DECODER
I836
1V / div DC1ms / div
I847 I848
0.5V / div DC1ms / div
0.5V / div DC1ms / div
I830
1V / div DC1ms / div
![Page 6: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/6.jpg)
Circuit Diagrams and PWB Layouts 19L03.1L AA 7.
Mono Carrier: Audio Amplifier + Mono Sound Processing
F905
10
A
B
C
D
E
F
A
B
C
D
E
F
0246 B100251 F2
1n
2905
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9
2901 A62903 A52904 B42905 B42906 C42907 C42908 C22909 D42947 C82948 C92949 C92950 C92951 B52952 C53551 F23901 A43902 A43903 B33904 B43905 C33906 C43907 D43908 B23909 B33910 B33911 C34921 A34922 C86565 F26908 D26909 D37901 B67902 D69565 F29901 B89902 B89903 B3
4922
9905 C39921 A3
9921
330K
3908
100p
2949
15K
3903
6909
1N
4148
3906
F906
10K
3904
9902
0246
1
2
3
4
5
9903
A7
5V2
SPEAKER
AmpOutR_Pos
A7
A7
RE
S
A4
A7
*
1V4
RE
S
RES
2 X 1W
2 X 5W
8 ohm
5V2
AmpOutL_Pos
RES
RE
S
RES
RES
3906
YES
NO
7901
A4
-
8 ohm
0V3
2 X 3W
5V2
6V
13V
5
AN7523N
FOR ITV ONLY
-
7902
*
6V
16 ohm
*
*
1u
1V4
5V2
3V
8
1V4
0V4
A4
MONO OUTPUT
STEREO OUTPUT
MONO
*
AUDIO_AMPLIFIER + MONO_SOUND_PROCESSING
11V
8
3V
7
2901
F903
0246
3 Pin
5 PinAN7522N
A4
STEREO
1u
2904CH1+
2
CH1-
4
CH1-IN6
CH2+ 12
CH2- 10
CH2-IN8
GN
DC
H1
3
GN
DC
H2
11
GN
DIN
P
7
ST
B
5
VC
C
1
VOL9
7901
AN7522N
99011N
4148
6565
1
2
3
4
3551
10K
2948
100p
0251
EH-B
3907
3K
3
BZ
X384-C
2V
7
6908
330K
3909
3K
3
3902
4921
2952
820p
820p
2951
2903
100p
2947
2908
10u
16V
2909
10u
F907
F908
F901
100K
3911
5
VCC
1
VOL9
7902
AN7523N
CH1+
2
CH1-
4
CH1-IN6
GNDCH1
3
GNDINP
7 8
NC
STB
3901
1K
2950
100p
1u
2906
9565
330K
3910
9905
1n
2907
15K
3905
Main_OutL
AmpOutL_Neg
AmpOutL+
TV_BUZZER
FILAMENT
Vaudio(Vaux)
ITV_Vbatt
+5V
Vaux
Vaudio (Vaux)
VOLUME
+5V
AmpOutR_Pos
AmpOutR+
AmpOutR_Neg
Main_OutR
AmpOutL_Pos
3139 123 5596.1CL 36532044_006.eps
200603
L
R
F901
0.5V / div AC1ms / div
0.5V / div AC1ms / div
F903 F908F907
0.5V / div AC1ms / div
0.5V / div AC1ms / div
F905
0,5V / div AC1ms / div
F906
0,5V / div AC1ms / div
![Page 7: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/7.jpg)
20L03.1L AA 7.Circuit Diagrams and PWB Layouts
Mono Carrier: Font I/O + Front Control + Headphone
B
C
D
E
F
A
B
C
D
E
F
0218-A C10218-B B10218-C B10232 E40239 B60259 E80277-A B10277-B B11181 A21182 B21183 C21184 A41185 B4
1603
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
A
4692
1600 B91601 B91602 B81603 B81604 B81606 B71681 E91981 E31982 F32181 A32182 B32183 C32185 B22186 C22691 D92693 F72694 F72695 F82696 F8
1182
2981 E22982 E32983 F22984 F33181 A23182 A23183 B23184 B33185 C23186 C33681 A93682 B93683 A73684 A73685 A83686 A83687 A93688 B93689 B63691 D83692 D73693 D93694 D83695 C73981 E23982 F24692 D74694 F64695 C84698 C84699 C94981 E24982 E24983 F24984 F26181 A36691 D76692 D89181 B39683 A79694 D79982 E2
3687
2K
2
3186
47K
F691
3692
3
4
5
RE
S
A6
DVD Eject
2
3
3691
330R
0232
3183
150R
2696
200R
3688
5
100u
2983
1604
3
02391
2
47K
3184
7
8
9
4698
1184
1
6691
LTL-10224WHCR
RES
HEADPHONE
TO 1121
*
SOCKET
YESNO
RE
S
R
A4
FRONT CINCH
OF
0R
* FOR ITV ONLY
OF
A4
*
TO 1124
FRONT CONTROL
ONLY
volume+
TO
A6
A6
A6
ITEM
INTERF.
FOR MTV
YES
TO
volume-
RES
FRONT
02180277
MONO STEREO
NO
channel+
PANEL
HEADPHONE
POWER channel-
RE
S
RE
S
RE
S
L
*
FOR ITV ONLY
MONO SET
A4
*
USA
*
RE
S
FRONT IO + FRONT CONTROL + HEADPHONE
RE
S
For Engg Purpose Only
RE
S
RE
S
TS
RE
S
V
*
1010 OF
RE
S
RE
S
16811
2
0218-C
1
2
3
1600
3682
2695
1181
2694
2185
220R
3693
3689
2183
330p
BZ
X79-C
6V
8
6181
4984
4983
9683
9694
1982
2982
470p
0218-A
0218-B
4
5
6
9982
2984
470p
1
2
3
4
5
6
7
8
9
1981
3181
75R
1606
2691
100u
2693
3185
150R
3685
200R
1185
1
2
3
4
5
6
02591
2
3
4
1183
4981
4982
4699 *
3684
3K
3
4695
4694
TSOP1836
6692
2GND
1OUT
3VS
3182
100R
1602
22p
2181
120R
3981
36959181
3681
1K
0
3694
4K
7
2981
100u
120R
3982
330p
2182
2186
3686
430R
3683
120R
16010277-B
IR_OUT
IR
IR
+3V3B
0277-A
+5VS
AmpOutL+
AmpOutR+
LED
LED_OUT
KEYBOARD
AmpOutL_Pos
AmpOutR_Pos
+3V3A
3139 123 5596.1CL 36532044_007.eps
200603
F691
1V / div AC2ms / div
![Page 8: PHILLIPS chasis L03.1L AA 21PT6446.pdf](https://reader030.vdocument.in/reader030/viewer/2022012321/55cf9d0f550346d033ac16eb/html5/thumbnails/8.jpg)
Circuit Diagrams and PWB Layouts 21L03.1L AA 7.
Mono Carrier: Rear I/O Cinch
E
F
G
A
B
C
D
E
F
G
0223-A A100223-B E10223-C C10223-D A10224 A60225-A D100225-B D100229 F90242 E20262 G51101 A21102 B21103 B21104 C21105 C21106 D21107 F11108 F11109 G1
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
A
B
C
D
1110 A91111 B91112 B91113 C91114 D91115 E91116 C31117 C31118 D31119 A21121 E31122 F41124 F31125 E21126 F31127 G32101 A32102 A32103 B3
22p
2121
2104 B32105 B42106 B42107 B22108 B22111 C42112 C42113 D42121 F2
7161BC847B
2122 F22123 F52124 G22125 F52127 F22128 G22131 B82132 B72133 B82134 B72135 C82136 D82137 B92138 B92141 E92161 D62163 D83101 A3
2127
3102 A33103 B33104 B33105 B33106 B33111 C23112 C43113 C23114 C43115 D23116 D43121 F23122 E23123 F23124 F23125 F23126 G23131 B83132 B83133 B83134 B8
330p
2122
3135 C93136 C83137 D93138 D83141 E93151 C43152 C43153 D4
3154 A43155 B43156 B53157 B53158 B43159 B53161 D73162 D73163 D7
4126
3164 D74101 B14102 B2
3153
4104 B14105 B14112 C44114 C44116 D44121 C94122 F34123 F34124 G34126 F54127 F54128 E54129 E24131 C94132 E54133 A74151 B44152 B54161 E74162 E84163 G24164 G26127 F36151 A46152 A56161 D87101 A47151 A57152 B47161 D77162 D7
3151
9101 D29102 C29103 C29121 F19125 F59126 E5
1109
1 2 3
EH
-B
0224
3116
100R
75R
3135
L_OUT
R_OUT
+8VA
+8VA
+8VA
+8V +8VA
+8V
3111
75R
4133
2161
1u0
9101
4116
BC848B7152
4114
4124
3136
3121
75R
1107
3106
220K
1117
4128
For ITV Only
Y For ITV Only
To 1126
1V8
FOR ITV ONLY
(FOR SETS WITH 9 +3 P CINCH)
U
For ITV Only
RE
S
A4
A4
A4
A5
A5
FOR 1184OF
FOR 1185OF
RE
S
To 1127
For ITV Only
FOR ITV ONLY
R
RE
S
SETR
ES
RE
S
R
2V4
V
AV1
YUV INPUT
V
L
For ITV Only
(FOR SETS WITH AV1 & SVHS ONLY)
AV2 INPUT
INPUT
V
FOR ITV ONLY
For ITV Only
To 1116
*
RE
S
MONITOR OUTPUT
*
L
OUT
*
REAR I/O CINCH
SVHS INPUT
VIDEO
L
WITH
To SPLS Panel
To 1125
To 1117
For ITV Only
To 1118
RES
A4
A4A4
A4
A4
A5
A4
A4
A5 A5
A5
RES
SET W/O SVHS
FOR ITV ONLY
R
SET WITH VIDEO OUT
RES
123
3141
1K0
4162
8V
V
RE
S
FOR ITV ONLY
RES
4131
0225-A
2
7
3
8
1
1113 5
10
4
9
6
11
0225-B
1127
1126
150R
3105
100p
2137
4 5 6
3123
150R
2u22123
2u22125
1119
4132
1101
1118
4129
10K
3154
3158
10K
1125
1116
47K
3126
1108
BZX384-C5V6
6151
3137
75R
3152
2103
330p
100R
3122
7101BC847B
6152
BZX384-C5V6
22p
2102
100p
2138
1112
1111
2
4
1
1110
0223-A
3
9103
1115
1104
3103
150R
3112
100R
3155
2163
10K
1u0
BC848B7151
4152
BZ
X384-C
6V
8
6127
22p
2135
2133
330p
330p
2131
4101
22p
2112
0242
1 2 3 4 5 6 7
5K
6
3164
7162BC847B
4105
2128
3138
100R
4102
10u
4104
2105
4123
EH-B
11221
2
3
4
150R
3125
1105
3132
47K
4112
100K
3156
3157
10K
2u2
2134
2u2
2132
9126
4127
9121
0229
3115
75R
3124
47K
3133
150R
3
150R
3131
0262
67
891
2
4161
2108
9102100R
2113
22p
4164
16
13
470n
2101
0223-D
15
141103
2141
330p
47K
3134
10K
3162
33K
3161
1114
9125
2136
22p
2111
22p
BZ
X384-C
6V
8
6161
330p
2104
2107
3163
1K
0
7
6
8
5
2124
330p
0223-B
0223-C
11
10
12
9
2106
10u
4121
4
5
6
75R
3113
1
2
3
1124
1
2
3
3114
1121
100R
4122
3159
100K
4151
4163
1K
3102
1106
3101
68R
1102
220K
3104
G_SC1_IN_Y_IN
B_SC1_IN_U_IN
R_SC1_IN_V_IN
STATUS2
SY_CVBS_IN
R2_IN
SEL_AV1_AV2
R1_IN
L2_IN
L1_IN
C_IN
+8V
GND
FBL_SC1_IN
CVBS_TER_OUT
ITV_MSG
3139 123 5596 .1 CL 36532044_008.eps200603
**
**
** AV2 and SVHS inputs NOT for LATAM