Philips LC4.31E - Block Diagram Supply 37

EN 24LC4.31E AA 6.
Block Diagrams, Test Point Overviews, and Waveforms
Block Diagram Supply 37"
CONNECTIONS
SA1
STANDBY
SA2
MAINS FILTER + STANDBY
A1
SUPPLY
A2
6307
GBJ6J
-
+
6306
DF06M
-
+
7001
MC34067P
15
7011
7012
7007
HIGH
SIDE
DRIVE
7004
7009
5001
BIAS SUPPLY
SOFT
STA RT
+
CURRENT
PROTECTION
CONTROL
VCC
OSCC
ERROR
SOST
OB
OA
FI
2
4
11
7
11
14
12
10
6
7
5011
7008
LOW
SIDE
DRIVE
10
9
2003
60246025
3007
7010
TS2431
3030
1314
T5AH
1308
5305
5306
MAINS
FILTER
2
1
OVER
VOLTAGE
PROTECTION
400V_HOT
25V_HOT
HOT COLD
HOT
COLD
SUPPLY 37"
399V_HOT
5002
1007
T5A
VSND_POS
VSND_NEG
GND_SND
+24Vb
+24Va
+12V
400V_HOT
2303
2020
2022
2060
PRINTED
COMPONENT
HOT COLD
VREF
5
N.C.
5008
5007
25V_HOT
399V_HOT
6315
6316
6318
6317
RES
6314
6304
2319
3318
3000
2029
2045
6021
6041
5025
5026
+12V_A
+12V_+24V
HOT
COLD
CONTROL
3
STA ND B Y
7100
7101
7105
VTUN
+11V
+8V6
+5V2
+5V_SW
5500
+12V
6
7
10
STANDBY
7507
7506
7512
STANDBY
OVERVOLTAGE
PROTECTION
8
B01B
TO 1M46
(1J01)
SSB
5
2
1
+5V2
STANDBY: LOW = ON
HIGH = STBY
CONTROL
7505/7509/7560
Prot-OVV
+12V_A
PROT-OVV
G_16210_060.eps
260906
TO
DISPLAY
1305
11
1305
22
33
1306
11
1306
22
1
1307
2
3
4
1304
44
1304
33
22
11
6504
6140
3509
5110
5507
5103
6107
6122
3158
PROT_AUDIOSUPPLY
2512
5506
2513
3128
3113
3124
2141
5504
5505
5104
5105
3108
3127
3104
3150
3101
3155
6151
6150
3156
6153
3157
6156
1
2
3
4
5
1316
1
2
1M10
1M03
7
1M46
4
7
3100
11
2
1
2
3
4
5
1317
1M02
7
6
4
5
3
2
1
TO 1M02
AUDIO
TO
DISPLAY
SA1
SA2
2009
6029
2021
6030
5020
5018
5019
2042
2049
6031
6040
5021
5022
DC_PROT
7003
3031
3052
3057
VS Vol tage
Adj.
3026
3025
5017
5012
5009
2059
5010
DC_PROT
3V MAX
1V MAX STBY
7150
TCET1102
2
14
3
7501
TCET1102
2
14
3
7002
TCET1102
2
14
3
7307
TCET1102
2
14
3
B16
B01B
TO 1M03
(1J00)
SSB
B16
SA3
HOT COLD
6019
STPS20L40CFP
6019
STPS20L40CFP
7005
STP15NK50
7006
STP15NK50
7102
STP15NK50
7531
7131
7511
2
3
1
4
1350
9311
RES
RES
1
4
1315
T1A
9
SA2
1
2
3
4
5
1319
TO
DISPLAY
B01B
TO 1301
IBO ZAPPER
(ONLY DVB SETS)
K3
B01B
TO 1329
SIDE AV
D