Philips LC4.1E User Manual

Block Diagrams, Test Point Overviews, and Waveforms
19LC4.1E AB 6.
Block Diagram Scaler & Supply
ADDRESS
B8
R_PR-
G_Y-
B_PB-
u-Processor
KEYBOARD
STATU S_1
SEL_IF
SOUND_ENABLE
PC-TV-LED
SCL
SDA
IR
EXT_MUTE
TV_SC_COM
TV_IRQ
NV
2k x 8
M
NVM_WP
SDM PINS
7099
HERCULES
IC
7011
B2
HERCULES (CONTROL)
B3
HERCULES (SUPPLY)
B7
B2
B2
B2
B7
B2
B1
B3
B3
B5
B5
B3 B4
B4 B5
B1
B7
B8
B3
B7
DATA
P50_LINE_ITV_IR_SW
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
2931
+5
+8VSW_TV
VSW
VCC
6
7
7930
3910
3931
69
3937
3936
7936
30
5931
8
TV-SUPPLY
B5
2921
7920
13
2
6911
6910
7910
B7
SCALER (LVDS, TTL OUT)
B6
SCALER (ANA IN)
D
SIDE AV
(UART PART)
127
+1V8_B
3,93,96
100,117,118,124
14
+3V3STBY
+1V8_A
DECDIG
P1.4
+5VSW
4,5,7,9,88,90,94
15,69,82
+3V3STBY
7070
7001,7003
+1V8_B
+1V8_A
126
POWER_DOWN
128
SCALER-IO
2007
1001
2006
10
11
F913
F912
F954
7463
H_CS_SDTV
V_SDTV
VS_PC
HS_PC
SD_PCHD_SEL
7510
1
23 4
5
69 8
13
12
1
3
14
15
10,11
HD_FILT ER
7461
R_MUX
23
17
14
11
R_SDTV
G_SDTV
B_SDTV
G_Y_PC
CS_HSYNC
VSYNC
27
2
7
25
1
5
21
SD_PCHD_SEL
22
PC_HD_SEL
3523
3524
3527
2523
2524
2527
TOP CONTROL
E
2 2
5x
1308
KEYBOARD
KEYBOARD
IR
LED_SEL
PC_TV_LED
1008
CHANNEL +
CHANNEL-
VOLUME+
VOLUME-
POWER
KEYBOARD
FRONT IR/LED
J
HERCULES
(FRONT CONTROL LOOP THROUGH)
B3
SUPPLY
B9
1870
RC
RECEIVER
1
2
7802
3
4
5
6
N.C.
IR
LED_SEL
+3V3STBY
+3V3STBY
PC_TV_LED
+3V3STBY
1007
1
2
3
4
5
6
B9
B5
B2
ANALOG
INPUT
PORT
+
TRIPLE
ADC
&
PLL
DVI
INPUT
VIDEO
ROM
INTERFACE
CLK_SYN
SYSTEM
LVDS
Tx
5930
2997
7955
32
1
5920
+VTUN
F911
DECDIG
HERC_RESET
F014
F903
F905
F906
F907
F015
STANDBY
1910
1
2
3
4
5
6
7
8
9
10
B2
AUD_SUP
FROM
SUPPLY
PA NE L
+3V3STBY
+3V3STBY
+12VSW
POWER_DOWN
B2 B3 B4
BACK_LIGHT_ADJ1
11
B7
LAMP_ON_OFF
12
B7
5910
5932
+3V3STBY
+1V8
7401
GM5221
FBINFBIN
LV_E0_TX0-
LV_E1_TX0+
LV_E0_TX0-
LV_E1_TX0+
SDA_IO
FLASH
ROM
512kx8
CLOCK
RECOVERY
PLL
7403
M29W040B-55k1
EEPROM
(NVM)
4kx8
7402
M24C32
1403
14M31818
169
170
SCL_IO
WC
3430
SDA
3431
3123
3124
3442
3441
SCL
JTAG_SDL_UART_TX
JTAG_SCL_UART_RX
1111 1401
1
2
3
4
1
2
3
4
1112
1
2
3
+3V3STBY +3V3STBY
UART
CONN.
FOR
SERVICE
F499
F503
22
21
1404
3
2
1
4
F534
PA N_ VC C
EG1
EG0
LV_E2_TX1-
LV_E3_TX1+
LV_E2_TX1-
LV_E3_TX1+
20
19
6
8
ER7
ER6
LV_E4_TX2-
LV_E5_TX2+
LV_E4_TX2-
LV_E5_TX2+
18
17
10
12
ER5
ER4
LV_E8_TX3-
LV_E9_TX3+
LV_E6_TX3-
LV_E7_TX3+
14
13
18
20
ER1
ER0
LV_E6_TXC-
LV_E7_TXC+
LV_O0
LV_O1
LV_E 8_ TX C-
LV_E 9_ TX C+
16
15
38
37
14
16
ER3
ER2
EB3
EB2
LV_O2
LV_O3
36
35
EB1
EB0
LV_O4
LV_O5
34
33
EG7
EG6
LV_O6
LV_O7
32
31
EG5
EG4
LV_O8
LV_O9
30
29
EG3
EG2
PD20
43
EB4
PD21
44
EB5
PD22
45
EB6
PD23
46
EB7
FED
47
48
49
FHSYNC
FVSYNC
FSHCLK
FHSYNC
FVSYNC
FSSYNC
PA N_ VC C
55
67
PANEL_PWR_CTL
LAMP_ON_OFF
68
B2
B2
81
TV_SC_COM
TV_IRQ
82
To LCD MONITOR (LVDS)
1402
19
17
1
21
23
25
27
29
31
33
35
37
To LCD MONITOR (TTL)
(MAINLY FOR 20”)
24x
B6
FBIN
83
B8
B8
PC_DET
85
B8
B3 B5
SD_PCHD_SEL
88
B2
POWER_DOWN
90
B5
BACK_LIGHT_ADJ1
BACK_LIGHT_ADJ2
98
B5
100
B8
PLL_SEL
101
7803
7804
7801
6801
REDGREEN
3802
FROM
see
blockdiagram
VIDEO
7060
60603062
+5VSW+3V3STBY
HERC_RESET
DECDIG
6073
6076
12
PLL_SEL
PLL_SEL
H_CS_SDTV
2
7516
MK1575-01
7437
39
42
FED
38,36
4015
1
B7
F_15310_036.eps
300605
18 916
17
24
C5
C1 C2
C3 C4
1
RX2n
2
RX2p
9
RX1n
10
RX1p
17
RX0n
18
RX0p
23
RXCp
24
RXCn
27
B_Pb_PC
28
HS_PC
25
R_Pr_OC
26
G_Y_PC
1485
DVI-I
CONNECTOR
RX2n
RX2p
RX1n
RX1p
RX0n
RX0p
RXCp
RXCn
B8
B8
B8
B8
B8
B8
B8
B8
B6
B6
B6
B6
B6
B6
B6
B6
B_Pb_PC
R_Pr_OC
8
VS_PC
133
132
128
129
123
124
118
119
7510
11
12
G_MUX
B_MUX
151
147
142
152
148
143
181
182
R_MUX
G_MUX
B_MUX

Philips LC4.1E Specifications

General

Brand	Philips
Model	LC4.1E
Category	TV
Language	English