Philips 32PFL9432/98 - Block Diagram Supply 37” - 42”

54Q528.1A LA 6.
Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Supply 37” - 42”
SUPPLY
B01A
MAINS FILTER + STANDBY
A1
SUPPLY
A2
DC-DC
A3
1
2
1M09
1
2
3
4
5
1319
6307
GBJ6J
-
+
7001
MC34067PG
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
60246032
3007
7010
TS2431
3030
1314
T5AH
1308
5305
5306
MAINS
FILTER
2
1
OVER
VOLTAGE
PROTECTION
400V_HOT
25V_HOT
SUPPLY 37”- 42"
5002
+24VB
+24VA OR +295V
+18V OR +12V
400V_HOT
2020
2022
2060
VREF
5
5008
5007
6304
3318
3000
2029
2045
6021
6041
5025
5026
CONTROL
3
7B00
7B01
7B02
+AUDIO-POWER
+5V-STANDBY
5B01
7
8
10
9
5
2
1
H_16770_069.eps
101007
TO
DISPLAY
1P02
22
1P02
11
3B61
3B51
3B50
3B60
1P11
6
3
8
4
1
2
3
4
5
1317
TO
DISPLAY
2042
2049
6031
6040
5021
5022
3057
VS Voltage
Adj.
5017
5012
5009
2059
5010
7B04
TCET1102
2
14
3
7002
TCET1102
2
14
3
7005
STP15NK50
7006
STP15NK50
7B05
3
2
4
1
1350
5
7
7308
7309
ON/OFF
STANDBY
Standby
3065
5015
5016
3075
6033
6075
6074
2034
2039
2009
2018
+30V
5030
3076
6045
3022
+12V
7402
3407
5401
GATE DRIVER
5028
TO AMBI-LIGHT
MODULE
OR 1M09
DFI PANEL
+5V2
Standby
Boost
2
1
Light_on_of
Power-Good
DIM-control
6B04
SS36
-
+
1B32
T1.6A
5B00
12
11
-AUDIO-POWER
6B07
6B08
2B48
2B51
+12VS
7B06
6B05
1B33
2.5AT
6B06
2B45
CONTROL
AUDIO-PROT
2B46
K
A
R
K
A
R
3B72
6B15
3B73
3B29
HOT GROUND COLD GROUND
HOT GROUND COLD GROUND
HOT GROUND
COLD GROUND
A1
CONTROLLER
7401
6076
7015
+5V2
3052
30963097
Power-Good = 5V
if +12V >10V
+12V
2014
3021
3026
3025
3024
UNDERVOLTAGE
LOCKOUT
1
2
3
4
1B40
7B50
B11C
A2
TO
DISPLAY
TO
DISPLAY
N.C
A1
2327
A2
TO 1P11
SSB
FOR SERVICE
TO PROVIDE
EXTERNAL
SUPPLY
2
3
1M90
TO 1M90
DFI PANEL
1
AB
AB
1
2
1P22
TO 1P22
AUDIO AMBI
SUPPLY
AP1
3330