GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
DIO
CLK
HOLD
VCC
GND
WP
DO
CS
E-PAD
LVA4M
AUREFM
RESET
RIN1P
VSYNC1
LVA0M
LVA0P
AVDD_ADC33
RXACKP
GPIO[3]
DP_P0
GND1
VDDIO_DATA
IRIN
CEC
RXD0N
DDCDD_CK
RXA2N
HSYNC0
RIN0P
LINEIN_R1
TAGC
LVA2M
LVB4M
AVDD_MOD3
VCOM
VDDC1
AVDD_PLL
GPIO[56]
GPIO[55]
VDDIO_CMD
IP
AVDD_REF
AVDD_DMPLL
XIN
XOUT
LVA4P
LVACKP
GIN1M
AVDD_MOD1
GIN0P
SOGIN0
BIN0P
ARC
DDCDA_CK
RXA2P
RXA1P
RXA1N
RXA0N
RXA0P
LINEIN_L1
VSYNC0
LINEIN_R5
LINEOUT_L3
LINEOUT_R3
LINEOUT_L0
LINEOUT_R0
BIN1P
SOGIN1
GIN1P
LINEIN_L3
LINEIN_R3
LINEIN_L4
LINEIN_R4
LINEIN_L5
LVA1P
LVACKM
LVA1M
AVDD_MOD2
CVBS1
CVBS2
GPIO[0]
GPIO[1]
PWM2
LVB1M
GPIO[2]
VDDC2
LVB3P
LVB3M
LVBCKP
LVBCKM
LVB2P
LVB1P
LVB0P
RXD2P
RXD2N
SAR0
SAR1
SAR2
RXD1N
DDCDD_DA
RXD0P
RXDCKN
HOTPLUGD
GND2
PWM1
DDCA_CK
LVB0M
RXACKN
AVDD_12
CVBS0
LVA3P
LVB4P
GPIO[65]
DM_P0
DDCA_DA
RXDCKP
DDCDA_DA
GIN0M
IM
LVA2P
LVB2M
GPIO11
RXD1P
CVBSOUT1
AVDD_AU33
HSYNC1
DP_P1
AVDD_MOD4
DM_P1
PWM0
LVA3M
AUVAG
HOTPLUGA
GND
5VAIN
LED
IR
GND
5V
IR-IN
Normal Power 1.2V
Normal Power 3.3V
CLOSE IC
L1 FOR MSD1306XS
250mA
L3 FOR MSD1306XS
DDR POWER
Tuner
CLOSE IC
DGND
KEY
+3V3
+3V3STB
+3V3STB
SERAL FLASH
Debug port
Chip config
Audio
Close to IC with width trace
PIN56
PIN109
System XTAL
KEY&IR CIRCUIT
FOR ALL LVDS
MS306*PB
RESET
MSD1306 M(5/8)
X201
24M
C257
2U2
10V
C256
2U2
10V
0.1U
C212
NC
0.1U
C231
R252
0R
DGND
C227
0.1U
C228
0.1U
2U2
C240
VBR_OUT
+3V3STB
100K
R226
R203
68R
R202
68R
R201 68R
C210
0.047U
C209
0.047U
C208
C206
C207
C205
0.047U
C204
0.047U
C203
GIN0P
C201
0.047U
C202
C217
2U2
0.047U
NC
0R
R234
4K7
L210
FB
C224
10U
R208
200K
33P
C218
C219
33P
129
62
35
115
26
27
73
72
21
89
99
104
109
113
114
120
125
14
19
38
55
69
75
82
32
60
59
58
57
56
53
52
51
50
49
61
65
25
5
17
16
15
12
11
7
6
3
4
37
20
44
45
46
47
48
22
23
24
39
40
41
42
43
70
66
71
67
30
29
92
91
93
84
90
87
76
77
78
79
80
83
97
96
85
127
126
110
111
112
123
122
121
118
117
116
106
107
86
1
13
31
63
74
88
98
108
119
8
18
54
68
81
103
124
33
34
28
102
100
101
105
64
36
128
U201
MSD1306
R212
33R
NC
0.1U
C239
0.1U
C237
0.1U
C241
R250
4K7
C235
22P
R244
0R
R241
2K2
5V
1
2
3
4
5
P203
1
2
3
4
P204
DCR
1
2
4
6
8
12
14
16
18
20
10
22
24
26
28
3
5
7
9
11
13
15
17
19
21
23
25
27
29
30
32
34
36
38
40
31
33
35
37
39
P201
6
7
8
4
3
2
1
U202
W25Q32BV
+3V3STB
5VAIN
+3V3STB
+3V3STB
+3V3STB
+3V3STB
C247
0.1U
NC
0.01U
C246
C248
4U7
AVDD33_DEMOD
VDD33_DMPLL
F19
LED_G
0.1U
C251
0.1U
C238
C213
0.047U
AVDD_DDR_1V8
0.1U
C236
C216
2U2
+3V3STB
+3V3STB
+3V3STB
+3V3STB
+3V3STB
+3V3STB
+3V3STB
+3V3STB
0.1U
C250
AVDD_DDR_1V8
+1V2_VDDC
AVDD_ADC
+3V3STB
0.1U
C242
L202
120R
C255
1000P
R229
22K
R227
4K7
ZFCS
R224
4K7
C225
0.1U
C220
220P
R218
4K7
R205
R220
R204
4K7
+3V3STB
+3V3STB
+1V2_VDDC
+1V2_VDDC
+1V2_VDDC
AU33
+3V3STB
AVDD_DDR_1V8
R221
68R
R219
4K7
R207
1M
0R
R206
C221
220P
R209
200K
C222
220P
R211
200K
C223
220P
R210
200K
1
3
2
D201
0BAV99
R228
1K
ZREST
B
E
C
BT3906
Q201
L205
120R
ZFSCK
ZFSDI
ZFVCC
ZFWP
ZFSDO
R222
1K
R223
10K
2U2
C245
0.1U
C243
C244
0.1U
AVDD33_DEMOD
L201
120R
2U2
C254
0.1U
C252
C253
0.1U
0.1U
C249
AU33
L204
120R
VDD33_DMPLL
L203
120R
+3V3STB
TUNER_VCC
R214
4K7
R215
4K7
TUNER_VCC
R216
0R
R217
10K
C226
0.022U
R233 0R
NC
NC
4K7
R232
R230 4K7 NC
0R
R231
Z5V
+3V3STB
100K
R247
C230
10U
NC
R245
4K7
Z3V3
B
C
E
Q202
C124ET
4K7
R243
R242
68R
5VAIN
ZIRIN
0.1U
C233
Z3V3STB
4K7
R251
ZKEY
Z5V2
ZDGND
0.1U
C229
ZLED_G
UART-RX
UART-TX
BIN0
SOGIN0
GIN0M
RIN0
BIN2
SOGIN2
GIN2P
GIN2M
RIN2
VCOM0
VCC-PANEL
5VAIN
Summary of Contents for K-LED40FHDXT2
Page 30: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change...
Page 31: ...2 No Display Black Panel Back light is OK sound is OK but no picture...
Page 32: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display...
Page 33: ...4 No sound One or all signal source without sound...
Page 34: ...5 Signal source no function One or several source no function...
Page 35: ...6 Abnormal Display OSD NG or picture NG...
Page 36: ......
