Philips BJ3.1E LA - Block Diagram Supply 32”

48BJ3.1E LA 6.
Block Diagrams, Test Point Overviews, and Waveforms
Block Diagram Supply 32”
SUPPLY
A2
STANDBY
SA2
MAINS FILTER + STANDBY
A1
SUPPLY 32" LCD
CONNECTIONS
A3
SA1
CONNECTIONS
SA1
CONNECTIONS
1319
1
2
3
4
5
6807
GBJ6J
-
+
7001
MC34067P
15
7017
7018
7004
7009
5001
BIAS SUPPLY
SOFT
START
+
CURRENT
PROTECTION
CONTROL
VCC
OSCC
ERROR
SOST
OB
OA
FI
2
4
11
7
11
14
12
10
6
7
5
3
7
8
9
10
11
12
13
5002
7008
LOW
SIDE
DRIVE
10
9
3007
7010
TS2431AI
VS Voltage
Adj.
+24V
5401
5403
2
3
MAINS
FILTER
1
4
6506
DF06M
-
+
1450
OVER
VOLTAGE
PROTECTION
400V_HOT
25V_HOT
14
15
16
MAINS INPUT
95 - 264Vac
+11V
+8V6
+5V2
+5V_SW
+12V
STANDBY
+5V2
STANDBY: LOW = ON
HIGH = STBY
+12V_A
DC_PROT
G_16850_017.eps
050307
VREF
5
TO
DISPLAY
2
1308
1
1400
F4A
1401
2503
3810
1305
11
1305
22
33
1306
11
1306
22
3000
6080
6078
2003
5040
3022
3052
3026 3030
3057
+12V
+295V
3025
6140
5507
5103
6107
5506
2513
5504
1M03
1
1M46
1
4
7
6077
5010
5017
3100
5007
5008
5009
9
2
1
2
3
5027
5028
5025
5026
1M02
7
6
4
1007
T5A
2291
6291
2293
6293
5293
5291
5292
5
3
2
1
VSND_POS
VSND_NEG
GND_SND
DC_PROT
7030
3031
3
3
5500
6
7
10
8
5
2
1
7531
7131
7005
STP15NK50
7006
STP15NK50
7007
HIGH
SIDE
DRIVE
6044
STPS20L45CT
6045
1
2
3
6021
7002
TCET1102
2
14
3
1
2
3
7807
TCET1102
2
14
3
LATCH
2816
+
2815
+
6155
6467
6466
3410
6465
34083409
3040
K
A
R
5508
400V_HOT
6101
5505
SPMS
CONTROL
7100
TEA1533AT/N1
6103
5105
3108
3S17
3152
7102
STP6NK60
DRIVER
11
DRAIN
14
5104
ISENSE
9
3160
RC FOR
DEMAGNETIZATION
DEM
7
5106
6
CTRL
3146
SUPPLY FOR
CONTROLLER
7101
2
VCC
+AUX
3S22
3127
7501
TCET1102
2
14
3
3124
3110
Feedback
Circuit
7511
K
A
R
2109
3128
HOT GROUND COLD GROUND
3114
RES
3113
2510
+
7101
+24V
1M64
11
1M64
22
33
44
55
66
7560
+5V_SW
3560
HOT GROUND COLD GROUND
2141
+
2022
+
2121
+
HOT GROUND
COLD GROUND
CONTROL
SA5
TO 1M02
AUDIO
(BJ3.x)
DIM-CONTRO_PWM
2
4
7
8
10
Power-OK-Platform
ON_OFF
STANDBY
PROT_AUDIOSUPPLY
+5V2
3
5
6
11
B1B
TO 1M46
SSB
(BJ3.x)
B5E
TO 1M03
SSB
(BJ3.x)
RES
HOT GROUND
COLD GROUND
1317
1
2
3
4
5
TO
DISPLAY
1M08
1
2
3
4
5
6
AL
N.C.