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LC03E
Philips LC03E User Manual
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Block Diagrams, Testpoint Overviews, and Wiring Diagram
31
LC03E
6.
Powerlines Overview
CL 36532023_038.eps
100403
U_CONT
A1
LOCAL SUPPL
Y
A10
+3V5
+3V5
+5V4
+5V4
MEMOR
Y
A2
+3V5
+3V5
A
UDIO DELA
Y LINE
VIDEO CONNECT
OR
uP
A7
+5VD
+5V4
A
UDIO AMPLIFIER
SCART I/O
FRONT LED
A9
+12_24DC_SUP_1
12_24DC_SUP_1
12_24DC_SUP
12_24DC_SUP
(FOR ITV ONL
Y)
+3V5
+3V5
+8V3
+3V5
+8V3
+3V5
IF VIDEO
A4
+3V5
+3V5
+5V4
+5V4
+8V3
+8V3
+8V3A
+2V5
+25VI
+2V5II
+5V
+2V5
+25VI
+2V5II
+5V
+5V4
+5V4
+8V3
+8V3
12-24DC_SUP
TUNER
A3
+5V4
+5V4
9-1100
TUNING VOL
T
AGE
DC/DC
CONVERTER
7120
CONTROL
AND
ST
ABILIZER
7920
2
6
4303
10
1
1426
TO 1801
3D COMP
(OPTIONAL)
N.C.
5301
7
2
1231
7
2
1170
5206
5601
A8
+5V4
+5V4
+5V4A
+8V3
+8V3
5620
C9
+3V3
+3V3
DA
C_3V3
5354
DCC5V
VDD_IO_3V3
5351
+3V3_ASM
5401
+1V8
+1V8
DA
C_1V8
5352
PLL_1V8
5353
VDD_CORE_1V8
5357
A11
J
+3V5
+8V3
+8V3
+3V5
FOR
DEBUGGING
PURPOSE
+5
+5
+3V3
2
1752
+5
1
1751
C8
+3V3
+3V3
PC-IN
+2V5I
+2V5I
C7
SDRAM (SCALER)
C6
SCALER
C4
VIDEO DECODER
C3
PO
WER
C1
OUTPUT (L
VDS)
C5
LCD
MONIT
OR
+3V3
+3V3
+3V3
ON/OFF
+3V3
+3V3
+3V3
12_24DC_SUP
1x
+5V
5x
+3V3
8x
+1V8
1x
+2V5I
2x
+2V5II
1x
+2V5
12_24DC_SUP
12_24DC_SUP
+5V
+3V3
+5
+1V8
+2V5I
+2V5II
+2V5
1x
P
AN_VCC
P
AN_VCC
+12V
+3V3
+3V3
+3V3
+3V3
VIDEO
A5
A6
+5V4
+5V4
+8V3A
+8V3
+8V3
+8V3
+8V3A
1
2
3
4
1902
5
8
7
6
1402
12_24DC_SUP
12_24DC_SUP
2x
12_24DC_SUP-1
1x
5900
+3V5
+3V5
250mA
5x
5921
POWER
DOWN
CIRCUIT
7903,7904
POWER_DOWN
5901
5930
33u
3904
3925
6925
3915
3930
CONTROL
AND
ST
ABILIZER
7910
2
7
+8V3
+8V3
300mA/400mA
5x
5911
CONTROL
AND
ST
ABILIZER
7930
2
7
+5V4
+5V4
320mA
7x
5931
1903
11V9
1600mA
1002
1001-1
1
2
7000mA
7900
ST
ANDBY
3
2
1
7005
P
ANEL_PWR_CTR
4
CONTROL
POW_CON_SCALER
CONTROL
3517
3516
3226
3221
6212
6211
1201
PC INPUT
K4-7302
+5
2
3
5304
5002
5001
+5
5009
5003
5004
7301
2
1
7001
2
3
7009
2
3
7006
2
3
7007
+5V
+5V
1
6
10
11
5
15
40
39
1506
4
3
2
1
1003
+3V3
5006
+5
5012
+5
5010
SS (12V) ONL
Y
2
3
7008
5005
CONTROL
CONTROL
+
ST
ABILIZER
12_24DC_SUP
5011
LS (24V) ONL
Y
5013
SS (12V) ONL
Y
5015
62
7010
MC34063A
LS (24V) ONL
Y
5025
5521
5517
5014
12V SS
SUPPL
Y
UNIT
24V LS
5026
MONITOR
CONNECTION
+3L
VDS
+3PLL
HDTV
-DECODER
(only for AP
, NAFT
A and LA
T
AM)
C10
+5
+5A
+5
(26-7252)
2
3
PVD
5257
5258
+3V3
+3V3
7251
6261
(RESERVED)
3
1
CN4
3
1
CN5
3
1
CN2
3
1
CN3
L1
L2
Vb
INVERTER (FOR 15" AND 17" ONL
Y)
IN
Va
C3
Q4-Q6
5V
5
6
7
8
CN1
Vbri
ON/OFF
4
F1
F4A
R1
Q1
R5
R6
R4
R3
Q8
CONTROL
BACK
LIGHT
OUTPUT
BACK
LIGHT
D1,Q3
Q2
R8
C4,5
R7
D3,8
30
32
Table of Contents
Default Chapter
1
Table of Contents
1
Colour Television
1
1 Technical Specifications, Connections, and Chassis Overview
2
2 Safety Instructions, Warnings, and Notes
5
3 Directions for Use
6
4 Mechanical Instructions
14
Lcd Panel Removal
18
5 Service Modes, Error Messages, and Repair Tips
20
6 Block Diagrams
27
Block Diagram (Tuner-IF-Video)
27
Block Diagram (TV Control and Inverter Panel)
28
Block Diagram (Scaler Board)
29
I2C-IC's and Error Codes Overview
30
Powerlines Overview
31
Testpoint Overview TV Board (15"/17")
32
Mapping Testp. and Waveforms TV Board
33
Testpoint Overview Scaler Board
34
Testpoint Overview TV Board (23")
35
Wiring Diagram 15 & 17 Inch
36
Lcd Panel
36
Wiring Diagram23 Inch Wide Screen
37
7 Electrical Diagrams and PWB Lay-Outs Diagram PWB
40
TV Board: Tuner Function (Diagram A3)
40
TV Board: if Video Sync Chr
41
TV Board: SAW Filter (Diagram A5)
42
TV Board: Audio Delay Line
44
TV Board: Audio Processing
45
TV Board: Audio Ampl. (15"/17")(Diagram A9A)
46
TV Board: Audio Amplifier (23") (Diagram A9B)
47
TV Board: Local Supply
48
TV Board: SCART I/O
49
TV Board: Analog Comb Filter (Diagram A6)
50
(Diagram A4)
50
Scaler Panel: Power
70
Scaler Panel: I/O & Interface
71
Scaler Panel: Video Decoder
72
Scaler Panel: Scaler (Diagram C4)
73
Scaler Panel: Output (LVDS)
74
Scaler Panel: SDRAM (Scaler) (Diagram C6)
75
Scaler Panel: PC-In (Diagram C7)
76
Scaler Panel: up
77
Scaler Panel: Video Converter (Diagram C9)
78
Scaler Panel: HDTV Decoder (Diagram C10)
79
Side I/O Panel (Diagram D)
90
Top Control (Diagram E)
90
Inverter Panel (TN)
93
Inverter Panel (IPS)
95
Inverter Panel (IPS)
96
Front LED Panel (Diagram J)
98
8 Electrical Alignments
99
9 Circuit Descriptions
103
Power Supply
104
Lcd Display
111
Abbreviation List
115
IC Data Sheets
117
10 Spare Parts List
120
11 Revision List
126
4
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Philips LC03E Specifications
General
Display Technology
LCD
Refresh Rate
60 Hz
HDMI Ports
2
USB Ports
1
Built-in Speakers
Yes
Screen Size
32 inches
Resolution
1366 x 768
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