Philips LC4.3E User Manual

Block Diagrams, Test Point Overviews, and Waveforms
EN 25LC4.3E AA 6.
Block Diagram Audio
B5
AUDIO PROCESSING
B17
SIDE
CONNECTORS
D
SIDE AV
B2
HERCULES
B1
TUNER & IF
AUDIO
CONTROL
J
IR/LED/LIGHT-SENSOR
B2
HERCULES
C
AUDIO AMPLIFIER
(CLASS-D)
B16
B15
SCART ANALOGUE IO
B14
DIGITAL IO
B15
SCART ANALOG IO
D
SIDE AV
B17
SIDE CONNECTORS
E
KEYBOARD CONTROL
B17
SIDE CONNECTORS
B3
SYNC INTERFACE
B6
DC-DC CONVERTER
1001
4
3
2
1
LEFT
SPEAKER
RIGHT
SPEAKER
60
61
AUDOUTLSR
AUDOUTLSL
1K01
10 10
1304
(1M06)
12 12
HP_LOUT
HP_ROUT
HEADPHONE
HEAD_PH_L
HEAD_PH_R
7217
TDA15021H
1102
UV1318S(D)
RF IN
RF OUT
TUNER
2106
11
4
5
SCL
SDA
QSS Mixer
AM Demod.
AM
1106
7
8
2
SIF1
SIF2
AD Conv.
Std Stereo
Decoder
21
1
1G02-1
21
1
1G01-1
21
1
SC1_L_RF_OUT
SC1_R_RF_OUT
SCART 1
SCART 2
PC
AUDIO
IN
AudioIN2L
AudioIN2R
53
54
SC1_COMP_AV1_L_IN
SC1_COMP_AV1_R_IN
SC1_COMP_AV1_L_IN
SC1_COMP_AV1_R_IN
34
35
SC2_L_MON_OUT
SC2_R_MON_OUT
SC2_L_IN
SC2_R_IN
SC2_L_IN
SC2_R_IN
56
57
21
1
SCART 1
SCART 2
62
63
36
37
29
30
33
IF-TER
IFOUT
F108
AUDIO
SELECT
ADC/DAC
AUDIO
CONTROL
Vol/Treb/
Bass
Features
DACs
I2S
Processor
QSS/FM
1310
3324
1311
1312
1313
Channel+
Channel-
Volume+
Volume-
Power
33
55
1870
1K00
6801-2
6801-1
7801
7804
7803
3801
7802
GND
+3V3STBY
VS
OUT
22
44
66
PC-TV-LED
LED_SEL
IR
3802
+3V3STBY
Red
Green
PC-TV-LED
LED_SEL
IR
+3V3STBY
KEYBOARD
97
7217
TDA15021H
115
107
120
7430
+3v3STBY
+5VSW
3431
6F00
114
SEL_IF_SDM
4022
SERVICE
SMD
116
STATUS_1
B3
119
STATUS_2
B3
MUTE
OUT_MUTE
102
EXT_MUTE
B5
POWER_DOWN
SOUND_ENABLE
111
SOUND-ENABLE
B5
122
SC_STANDBY
B15B6
F_15270_040.eps
310505
B1
HERCULES
4110
6104
7101
3
SEL_IF_SDM
B2
MUTE
OUT_MUTE
MUTE
4211
4212
1J04
33
1002
11
POWER
COMPARATOR
7001
TDA8931T
OUT
HVPI
16
13
IN+
4
POWER
COMPARA
TOR
7000
TDA8931T
OUT
HVPI
16
13
IN+
4
88
7
AUDIO-R
SOUND-ENABLE
AUDIO-L
PHASE
INVERTER
SOUND-ENABLE
7606
7202
7201
7G07*
74HC4053D
1G01
6
2
1G02
6
2
DMMI_L_IN
DMMI_R_IN
1G03
6
4
Only for
DVB sets
1302
66
88
L_FRONT_IN
R_FRONT_IN
FRONT_L_IN
FRONT_R_IN
49
50
1304
(1M06)
1K01
(1M06)
2
3
1
7808
11
LIGHT-SENSOR-SDM
LIGHT_SENSOR
1309
Menu
1684
22
1K02
(1M06)
KEYBOARD
+3V3STBY
ITV_IR_SW_RESET
123
1202
127
AV2_DMMI_SW
7601
TS482ID
1
7
2
6
SC1_L
SC1_R
SC2_L
SC2_R
7
7004
11
10
1F01
2
4
3
7
2
1303
7
1
2
11 11
HP_DET_R_DC1
HP_DET_R_DC_1
HP_DET_R_DC_1
EXT_MUTE
2
1
9
10
7602
74HC08PW
B16
B2
B2
6
8
13
1
4G11
4G12
*Only for
DVB Set
12
2
Only on
DVB Sets
SC1_L_RF_OUT
SC1_R_RF_OUT
SC2_L_MON_OUT
SC2_R_MON_OUT
OUT_MUTE
&
&
&
3
5
DMM1
CONNECTOR
3432
RES
7756
3759
3750
+3V3STBY
+3V3SW
SC_STANDBY
7755
PA NEL-PWR-CTL
3758
3755
LVDS_VCC
5756 5757
PAN_VCC
+12VSW
B8
B2
B15
EXT 1
EXT 2
AUDIO
L/R IN
EXT 2
EXT 1
3
1
3
1
10,11
14
15
AV2_DMMI_SW
B2
7758
7754

Philips LC4.3E Specifications

General

Brand	Philips
Model	LC4.3E
Category	TV
Language	English