Powerlines Overview - Philips LC03E Service Manual

Block Diagrams, Testpoint Overviews, and Wiring Diagram

Powerlines Overview

1003
POWER
C1
1
2
3
1002
12_24DC_SUP
1001-1 1 4
7000mA
SUPPLY
2
UNIT
12V SS
12_24DC_SUP
24V LS
7001
5009 5001 5002
1 2
+5V
+5V
POW_CON_SCALER CONTROL
7009
+5
3 2
+3V3
+3V3
7006
5003
3 2
+1V8
+1V8
7007
+5 5004 5006
3 2
+2V5I
+2V5I
5005
+2V5II
+2V5II
7008
5012
+5
3 2
+2V5
+2V5
SS (12V) ONLY
+5 5010
7005
LS (24V) ONLY 4
12_24DC_SUP 5011
CONTROL
PANEL_PWR_CTR
SS (12V) ONLY
5013
PAN_VCC
LS (24V) ONLY
5014
7010
MC34063A
5015 CONTROL 5025 5026
6 2
+12V
+
STABILIZER
OUTPUT (LVDS)
C5
1506
39
PAN_VCC 5521
40
+3V3
+3V3
3517
+3LVDS
5517
3516
+3PLL
LC03E 6.
VIDEO DECODER
C3
7301
+5 5304
3 2
K4-7302
+3V3
+3V3
SCALER
1x C4
1402
12_24DC_SUP 6
7
5x
8
5
ON/OFF
+3V3
+3V3
5401
+3V3_ASM
+2V5
+2V5
+25VI
+25VI
8x
+2V5II
+2V5II
+5V
+5V
1x
SDRAM (SCALER)
C6
+3V3
+3V3
2x
PC-IN
1x
C7
+2V5I
+2V5I
+3V3
+3V3
1x
+5V
+5V
6212 3226
1201
DCC5V
6211
5206
3221
PC INPUT
uP
C8
1752
+5 2
+5 +3V3
FOR
DEBUGGING
1751
+3V3
PURPOSE
+3V3
1
+5
VIDEO CONNECTOR
C9
+3V3
+3V3
5354
DAC_3V3
5351
VDD_IO_3V3
+1V8
+1V8
5352
DAC_1V8
5353
PLL_1V8
5357
VDD_CORE_1V8
LCD
MONITOR
HDTV-DECODER
C10
(only for AP, NAFTA and LATAM)
MONITOR
CONNECTION
+5
+5
7251
5258
3 2
(26-7252)
5257
PVD
6261
+5A
(RESERVED)
+3V3
+3V3
+3V3
31
INVERTER (FOR 15" AND 17" ONLY)
IN
CN1
F1
8 L1 L2 CN2
Vb
F4A
7
Q8
6
R8 C4,5
C3 D3,8
CN3
5 ON/OFF
4
Vbri
R3 Q4-Q6
BACK
Q2 CONTROL
LIGHT
CN4
OUTPUT
R4
Va
CN5
R1 R5
R6 R7
Q1
D1,Q3
5V
LOCAL SUPPLY
A10
1902
4 12_24DC_SUP
3 5900
5901
2
1
7920
3925 6925 CONTROL
1 6 2
AND
STABILIZER
3
7903,7904
3904 POWER
1
DOWN
CIRCUIT
3
BACK
7910
LIGHT
1903 3915
5930 CONTROL
11V9
7 2
1 AND
33u
2 3 1600mA STABILIZER
3
7900
7930
1 3930 CONTROL
7 2
AND
1
STABILIZER
3
CONTROL
STANDBY
U_CONT
A1
+3V5
+3V5
+5V4
+5V4
MEMORY
A2 A8
+3V5
+3V5
+5V4
TUNER +8V3
A3
+5V4
+5V4
7120
DC/DC
9-1100
CONVERTER
TUNING VOLTAGE
IF VIDEO
A9
A4
+3V5
+3V5
+5V4
+5V4 12_24DC_SUP_1
+8V3
+8V3
+3V5
4303 5301
+8V3A
VIDEO
A5 A11
+8V3A
+5V4
+5V4
+8V3
12_24DC_SUP
+8V3
+3V5
+8V3
A6
+8V3A
+5V4
+5V4
+8V3
+8V3
1426
12-24DC_SUP 1 TO 1801
3D COMP
(OPTIONAL)
+8V3 10
N.C.
AUDIO DELAY LINE
A7
1170
2
+5V4 5601
7
+5VD
12_24DC_SUP
2x
12_24DC_SUP-1
1x
5921
+3V5 +3V5
250mA 5x
POWER_DOWN
5911
+8V3 +8V3
5x
300mA/400mA
5931 +5V4 +5V4
320mA 7x
+5V4
5620
+5V4A
+8V3
AUDIO AMPLIFIER
+12_24DC_SUP_1
+3V5
SCART I/O
12_24DC_SUP
(FOR ITV ONLY)
1231
+3V5 2
+3V5
7
+8V3 +8V3
FRONT LED
J
+3V5
+8V3
CL 36532023_038.eps
100403