Supply Voltage Overview - Philips LC4.31E Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

Supply Voltage Overview

SUPPLY LINE OVERVIEW
B16
TOP CONNECTORS
SUPPLY
PANEL 26"- 32"
(PSU)
1 1
2
3
4
5
6
7
5J03
8
9
10
11
12
SUPPLY
PANEL 37"/42"
(PSU)
1
2
3
1J07
4
5
TO 1M46
6
SA1
1J08
5J04
7
STBY-SUPPLY
8
9
10
4J01
11
1
2
3
4
TO 1M03
5
SA1
6
7
STBY-SUPPLY
8
9
10
RES
AUDIO
SA3
1M02
TO 1M02
+16V+19V
6
A2
5
SUPPLY 37"
-16V-19V
2
TO 1M02
1 5723 -Vf21
A4
5707
-Vf11
SUPPLY 42"
5711
-Vf1
+16V+19V 7712 Vp
2797
2798
-16V-19V Vm
7713
(Only For 37"/42" Sets)
LC4.31E AA 6.
B1 TUNER & IF
5152
1003
C
5153
B2 HERCULES
B6
3265
7215
3264
7216-1
3263
7217
3262
7216-2
B3
SYNC INTERFACE
6
B6
B16
B6
B4 AUDIO DELAY LINE
(FOR PDP SETS ONLY)
5501
B5 AUDIO PROCESSING
B7 SCALER
B6
B8
B6
B6
B16
B6
B8
B8 B16
EN 30
B6 DC-DC CONVERTER
B8
7738
5738
IN OUT
COM
5753
7752
B8
5752 5754
DC/DC
Converter
B6
7730
5730 5733 6735
PWR
REG
5737
5757
7754
5700
B6
PANEL-PWR-CTL
7758
STEP B2,B3,B5,B7,
5717 5713
DOWN B8,B9,B11,B12
7758
CONTR B13,B19,B20
7754
SC_STANDBY
7708
B6
5704
IN OUT B1,B2,B3,B5,
COM
B8,B9,B15b
B6
1000
T
B8 SCALER
B6
B7
5900
5901
5902
5903
B7,B11
5904
5905
5906
5907
7900
5908
IN OUT B7,B10
COM B18
B6,B16
7901
IN OUT
COM
B6
5909
5910
B6
5911
B7
B9
SCALER INTERFACE
B10 B18
SDRAM ADC
3B01
B11 FLASH / CONTROL
B12 HDMI
B19 COLUMBUS
5D06
5D00
5D01
5D02
7D02
5D05 B20
PACIFIC3
IN OUT
COM
5D03
5D04
B13
MUX-SYNC INTERFACE
B14
DIGITAL IO
18
DVI T
OTC-FLASH
18
DVI
1000
B12
6
1442
B3
B15A SCART ANALOG IO
C
CLASS D AUDIO AMPLIFIER
1003
3
1J03
B15B DMMI B16
(Only For 26" - 32" Sets)
D SIDE-AV
1304
7
1K01
B17
(Only For 26" - 32" Sets)
B17
SIDE CONNECTORS
J
IR / LED / LIGHT-SENSOR
1870
5
5K00
5
1304
5K01
7
D
7L02
IN OUT
COM
5L01
5L11
5L17
5L19
5L21
5M03
5M04
7N04
IN OUT
COM
5N04
5N06
7N03
5N05
IN OUT
COM
5N03
(FOR 1000pg TXT)
5001
5001
3001