Philips LC4.41E User Manual

Block Diagrams, Test Point Overviews, and Waveforms
21LC4.41E AA 6.
Block Diagram Supply FHP
FILTERS STANDBY
PRECONDITIONER
LLC SUPPLY
AUX SUPPLY
A7
A2
A5
A6
PROTECTIONS
A3
SUPPLY 42” FHP
F500
F502
F503
I504
I510
I508
I514
I517
F601
F600
F609
I625
F610
I620
I618
I613
F608
I101
I105
I106
I214
I208
I220
I202
I201
I236
F116
I213
I200
F001
I038
I057
F005
I083
F003
F004
F016
F294
F293
I905
0308
2
1
1400
T6.3A
MAINS
FILTER
5401
5005
5402
1450 1460
12
3 4
12
3 4
RELAY CONTROL
ACTIVATING
ACTIVATING
DELAY
SUPPLY_ON
5500
2
4
6501 6502 6506
1
6
7
8
9
+9V_STBY
6507
+5V_STBY_SW
6505
5503
100-230VAC2
7500
TNY256P
3506
+T
3507
3035
3026
4
EN|UV
DRAIN
SOURCE
6512
6513
400V_HOT
6511
6510
A5
6503
3508
3509
25V_HOT
3501
3503
3505
2505
100-230VAC1
3450
+T
3451
+T
3036
-T
3452
-T
+3V3_STBY_SWVCC
A7
IN OUT
COM
7540
6507
7461
+5V_INT_SW
6600
GBU8J
5600
6611
400V_HOT
6605
6606
SW25V_HOT
3663
6661
2663
2664
VCC
7661
MC34063D
6
16
14
1246
3675
7
8
IS
DCOL
1
SWC
5660
2
6665
BIAS
SWE
3677
5
2662
7650
MC33368P
5
3603
3609
3604
3605
VCC
12
MULT
3651
3660
3661
3659
7
ZCDET
7641
7642
3641
11
GATE
7608
7610
3610
5612
6
CS
3666
6642
3608 3606
7640
400V_HOT
3
FB
3679
3682
3671 3104
7005
7006
5001
4
2
6
7
10
9
HIGH
SIDE
DRIVE
7007
7020
LOW
SIDE
DRIVE
7008
7021
VCC
7001
MC34067P
15
lp
ln
EAO
14
OA
12
OB
10
FI
3675
IN OUT
COM
7093
LM317T
7013
3090
3092
25V_HOT
2053
SOFTSTA RT
CONTROL
&
CURRENT
PROTECTION
5002
3
6
16
12
11
9
14
10
5004
3
6
16
12
9
11
14
10
3050
1082
T2.5A
1083
T2.5A
6045
6021
2029
2045
6044
+30V
70-90V
+5V_INT_SW
LATCH
5290
1084
T1.0A
1002
5
6
4
5291
3
6642
6291
5293
5292
22942294
1
2
7
DC_PROT
VSND_POS
VSND_NEG
GND_SND
TO 1M02
PDP AUDIO
C
VTUN
3072
VRS
FEEDBACK
VRS
7010
7011
VB
VS
3039
7042
6042
3037
3057
3022
3080
1110
T5A
70-90V
7117
5121
3118
VA
5
2
7112
TEA1507P
1
VCC
DRIVER
6
7110
8
3107÷3109
3
CTRL
DRAIN
CONTROL
3116 3117
5
ISENCE
2
GND
4
DEM
3113
6113
3115
6111
2114
VA
Adj.
+5V_INT_SW
3111
6133
7121
7130
+30V
3111
VRA
VSA_CONTROL
2121
1200
T2A
7212
TEA1507P
1
VCC
DRIVE
8
3
DRAIN
CONTROL
6
GND
CTRL
5220
1
14
8
6226
VCC
5225
IN OUT
COM
7230
6230
5229
+8V6
3228
3229
K
A
R
1
3
2
7502
K
A
R
1
3
2
7502
3224
4
7217
3218
3149
7200
3206 3209
5
7
3220
6211
4
DEMAG
3213
3214
6213
VCC_GO
7202
3202
3203
6202
7
2
1260
T2A
+30V
7260
L4973V3.3
REGULATOR
8
VCC
5260
3
5268
+12V
OUT
7050
VS
7052
3053
+T
SEQUENCE
DISCHARGE
POK
VS
- +12V-SUPPLY -
- VCC-SUPPLY -
VA
6142
+5V_INT_SW
3084
2269
3269
3268
VFB
12
1M10
1
2
3
+12V
4
TO 1M10
AMBI LIGHT
OR 1301
IBO ZAPPER
AL
1M46
1
2
3
+12V
TO (1J01)
1M46
SSB
B16
5
6
7
8
9
10
+8V6
VCC
+5V_STBY_SW
VTUN
+9V_STBY
0323
1
3
4
TO CN23
PDP DISPLAY
5
6
8
9
10
VA
VCC
VS
0342
1
3
4
TO CN42
PDP DISPLAY
(RES)
5
7
VA
VCC
VCC
0352
1
4
TO CN52
PDP DISPLAY
(RES)
5
7
VA
VCC
F_16040_022.eps
140606
0311
1
2
3
VSAGO
TO CN11
PDP DISPLAY
4
5
6
7
8
9
+3V3_STBY_SW
VCC
VRS
VCEGO
VRA
1M05
1
2
400V_HOT
IBO SUPPLY
(RES)
+5V_INT_SW
6313
6312
70-90V
3312
3300
3306
6322
6321
VA
3321
3311
3313
6334
6333
VCC
3333
3320
3322
6341
6340
+12V
3340
3302
3334
K
A
R
1
3
2
7304
+5V_INT_SW
3304
3324
- 2.5 Vref -
3301
3102
3307
- VS PROTECTION -
3308
6365
3359
3317
3103
3323 3335
- VA PROTECTION - - VCC PROTECTION - - 12V PROTECTION -
1M03
1
2
3
TO 1M03(1J00)
PDP DISPLAY
4
5
6
7
8
9
STANDBY
VSA
CONTROL
+9V_STBY
IAK
BUFFER
+5V_INT_SW
10
POWER_OK
B16
STANDBY
+5V_STBY_SW
7326
7327
8V6
UNDERVOLTAGE
PROTECTION
+5V_INT_SW
+8V6
3328
A2
A6
A3
A3
A2
A3
A2
A3
7362
6362
- DC_PROT -
6364
A7
A2
VCEGO
+5V_INT_SW
A7
A2
LATCH
A6
3373
A6
A6
3392
3393
+5V_INT_SW
3349
A6
2021
- VA-SUPPLY -
400V_HOT
SW25V_HOT
3095
6111
3096
3089
3081
6002
3082
PROTECTION
7090
7091
7092
3
6
8
7
OSCCC
3097
- CONTROL -
6504
6029
6012
13
12
11
6050
7308 3+4
1
2
7
6
5
4
2V5
7308 1+2
13
14
11
10
9
8
2V5
7333 3+4
1
2
7
6
5
4
2V5
7333 1+2
13
14
11
10
9
8
2V5
VSA_CONTROL
VSAGO
7375
7376
7363
7366-1
7391
7366-4
SUPPLY_ON
POK
6325
VCC_GO
VCEGO
7352
7351
LATCH
7341
7004
7348
A3
7389
3388
3389
+12V_OVP
+5V_INT_SW
RES
3361
A7
POK
DC_PROT
A6
3358
3364
MAINS
INPUT
95-264Vac
K3
7002
TCET1102
2
14
3
7120
TCET1102
2
14
3
7220
TCET1102
2
14
3
7003
TCET1102
2
14
3
7501
TCET1102
2
14
3
HOT GROUND
COLD GROUND
HOT GROUND
COLD GROUND

Philips LC4.41E Specifications

General

Brand	Philips
Model	LC4.41E
Category	TV
Language	English