Philips LC4.2E User Manual

Block Diagrams, Testpoint Overviews, and Waveforms
21LC4.2E AA 6.
Block Diagram Scaler
ADDRESS
H2
1
5
11
15
PC-IN
9
7
6
2
1
17
18
15
14
3,11,19,22
10
24
23
DDC
NVM
7693
6
5
8
DDC_5V
12
10
25
9
26
7
6
23
22
33
37
31
35
18
13
15
16
40
41
43
42
45
1309~13
KEYBOARD
6541
6540
IR
LIGHT-SENSOR-SDM
PC-TV-LED
LED-SEL
RXC+IN
RXC-IN
RX1+IN
RX0+IN
4
2
DVI-IN
PC-AUDIO-IN
SIDE AV
D
PC_AUDIO_L
PC_AUDIO_R
1698
20
16
HOT_PLUG
28
29
+3V3STBY
+5VSWI
3682
6692
6691
5692
3691
DDC_5V
3710
RX1-IN
SDA_DVI
SCL_DVI
DVI
NVM
7694
8
6
5
RX2+IN
RX2-IN
RED_PR
GRN_Y
BLU_PB
PC_HD_DET+
VS
HS
38
UART_TX
UART_RX
RES
RES
+3V3STBY
RX0-IN
11 04
1301
2
3
4
89
6
6
23489
1540
7543
FRONT
CONTROL
J
19
3709
7605
H_CS_SDTV
V_SDTV
VS
HS
SD_HD_SEL
7604
1
23 4
11 10
13 12
5
69 8
13
12
1
3
14
15
9,11
6604
PC_HD_DET-
PC_HD_DET-
VS
HS
PC_HD_DET+
6605
PC_HD_DET+
+3V3STBY
+5VSWI
HD_FILTER
7604-5
7604-6
7607
R_PR+
G_Y+
B_PB+
9
17
14
11
R_SDTV
G_SDTV
B_SDTV
RED_PR
GRN_Y
BLU_PB
H_CS
V
PC_HD_DET
R_PR-
G_Y-
B_PB-
RED_PR
GRN_Y
BLU_PB
27
2
7
25
1
5
21
AudioIN2L
AudioIN2R
4836
4838
u-Processor
KEYBOARD
KEYBOARD
STAT U S_2
STAT U S_1
LIGHT-SENSOR-SDM
LIGHT-SENSOR-SDM
SEL_IF
SOUND_ENABLE
PC-TV-LED
PC-TV-LED
SCL
SDA
IR
EXT_MUTE
TV_SC_COM
TV_IRQ
NVM
NVM_WP
4022
SDM PINS
7099
HERCULES
IC
7011
A12
A2
A2
A2
A13
PCHD-MUX
A7
A2
A2
A7
8
9
28
27
11
13
15
23
24
39
40
20
21
36
37
17
18
26
33
34
30
31
44
42
8
5
3
4
1
LED-SEL
IR
7640
6640
3640
+3V3STBY
A2
A 2
HERCULES
A1
A5
A5
A13
A7
SOG
7606
9, 17, 19
14
12
1
15
11
2
PC_HD_SEL
SD_HD_SEL
A7
22
A 7
PC_HD_SEL
7607 L H PIN
SD_HD_SEL SDTV HDTV 22
PC_HD_SEL ENABLE DISABLE 9
SDRAM
DATA
UART_TX
UART_RX
A7
A7
PC_HD_DETA13
HOT_PLUG
A7
P50_LINE_ITV_IR_SW
A7
56
7
104
108
109
107
111
114
102
99
98
120
115
97
116
119
123
STANDBY
122
S
Q
R
OSC
REF
5
1
2
3
4
2956
+5VSWI
VCC
6
7
7952
3951//52
6951
5953
8
3954
5952
2957
SUPPLY
A14
2953
+12VSW
7954
PANEL-PWR-CTL
3955
5959
3958
7955
+3V3STBY
PAN _V CC
2960
7953
13
2
A7
2960
7995
+1V8
32
1
5997
5996
5998
6995
+3V3STBY
+1V8_DVI
+1V8_ADC
+1V8_CORE
2994
7992
13
2
5994
+2V5_DDR
A10
SDRAM
7501
A7
SCALER
A13
A13
A13
A3
A3
A3
127
+3V3STBY
7070
+1V8_B
3,93,96
100,117,118,124
14
7001,7003
+3V3STBY
+1V8_A
DECDIG
+5VSW
4,5,7,9,88,90,94
15,69,82
P50
A3
A5
126
7075
P50
1601
POWER_DOWN
128
POWER_DOWN
A6
2
1
6
3
4
2
1
6
3
4
1302
A6
LKB 5x
+5VSWI
A7
TV_SC_COM
A2
Y_NOTCH
A2
2488
1401
2487
+3V3_PLL
PCHD-IO
2007
1001
2006
10
11
E_14490_102.eps
040804
F625
F624
F613
I996
F954
F960
I992
F615
F617
F626
ERR
14
ERR
6
ERR
9
FRAME
STORE
CONTROL
EXT.
ROM
INTER-
FAC E
DISPLAY
LVD S
INTERFACE
RECEIVER
TIMING
GEN
DVI/HDMI
INPUT
PORT
ANALOG
INPUT
PORT
1,2
3,4,5
7
8
10,11
12
20
17
1403
6
9
14
15
13,16
18
19
TXB0-
TXBC+
TXB3+
TXB1-
TXB1+
TXBC-
TXB2-
TXB2+
TXB0+
TXB3-
GRAPHIC
ZOOM
VIDEO
ZOOM
OSD CONTROLLER
OUT BLENDER
20p
BRIGHTNESS/CONTRAST/HUE/SAT
INTERNAL
RAM
UART
INTERFACE
MICRO-
CONTROLLER
PAN_VCC
VCC
RESET
GND
7532
2,3
4
5
+3V3STBY
1,2
3,4,5
7
8
10,11
12
20
17
1403
TO LCD PANEL (LVDS)
6
9
14
15
13,16
18
19
TXB0-
TXBC+
TXB3+
TXB1-
TXB1+
TXBC-
TXB2-
TXB2+
TXB0+
TXB3-
PA N_ V C C
3547-2
3551
(1)
3552
(2)
3547-3
3546-2 3546-3
+3V3_IO
SCREEN SIZE
(1)
PRESENT ONLY FOR 23"
(2)
PRESENT ONLY FOR 26"
NVM
NVM-WP
A11
FLASH/CONTROL
5
6
7
SCL_IO
SDA_IO
7531
FLASH
ROM
1
3
2
1304
UART
FOR SERVICE
A 3A 1
UART_TX
UART_RX
A13
A13
SCL
SDA
TV_IRQ
A2
A2
A2
PC_HDMI-AUDIO_SEL
A12
SD_HD_SEL
PANEL-PWR-CTL
A14
A13
7449*
3444*
3452*
BU_LIGHT_ADJ1
OCM_TIMER1
A6
OCM_OD0
OCM_OD1
A13
HD_FILTER
PWM1
LAMP_ON-OFF
PBIAS
A6
PC_HD_SEL
A13
GPIO_G09_B0
GPIO_G09_B4
GPIO_G07_B5
VGA_SCL
VGA_SDA
GPIO_G07_B0
PPWR
OCM_INT1
GPIO_G09_B1
GPI_G09_B3
GPIO_16
RESET
OCMADDR1 OCMADDR2
MSTR_SCL
MSTR_SDA
GPIO_G09_B4
7401
GM1501
SXGA DISPLAY
CONTROLLER
#RESET
A12
GPIO_G07_B6
GPIO_G07_B2
SCL_IO
+3V3STBY
PIXEL+_SYNC
PIXEL+_RESET
+5V+SWI
SDA_IO
1409 1001
1002
A 9
SCALER INTERFACE
PP4
POWER
SUPPLY
PP2
LVDS IN
PP1
EPLD
CONTROL
4445**
** FOR 17" ONLY
* FOR 23" & 26"
ADDRESS
DATA
ADDRESS
DATA
1
3
4
5
7
9
1
3
4
5
7
9+5
+3V3_IN
SYNC_OUT
RESET_IN
SCL
SDA
7505
7501
LF15ABDT
7504
SI2307D5
EPLD
FLASH
ROM
CLOCK
GENERATOR
LVD S
TRANS-
MITTER
EPLD
(PIXEL+
PROC)
SYNC_OUT
RESET_IN
+5V
+3V3
+1V1
SCL
SDA
F503
PP3
EPLD I/O
7201
THC63LVDF84B
7101
EP1C12F256C8
7403
THC63LVDM83R
7102
EPCS4518
10
LVDS_SIGNAL_IN
7108
OC
FOR SETS
WITHOUT
PIXEL+
FOR SETS
WITH
PIXEL+
TO LVDS
CONNECTOR
LCD PANEL
PIXEL+
PA NE L
F521

Philips LC4.2E Specifications

General

Brand	Philips
Model	LC4.2E
Category	TV
Language	English