Circuit Diagram - Akai LCT42HA36 Service Manual

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5
MT8202E (PBGA388) LCDTV
D
1. INDEX / POWER / RESET / EEPROM
2. LDO
3. MT8202E PBGA388
4. MT8202 DECOUPLING
5. DDR MEMORY & FLASH
6. MT5351 INTERFACE
7. HDMI MT8293
8. DAUGHTER BOARD IN
9. WM8776 & VIDEO BYPASS
10. AUDIO / VIDEO IN CIRCUIT
11 . VGA & PC AUDIO IN
C
12. LVDS OUT
13. BACK LIGHT / KEYPAD
14. TUNER IN
15. AV IN
16. AUDIO IN
17.AUDIO Amplifier
HOLE/GND
HOLE/GND
H2
H2
H1
H1
9
2
9
9
2
9
8
3
8
8
3
8
7
4
7
7
4
7
6
5
6
6
5
6
B
HOLE/GND
HOLE/GND
H4
H4
H3
H3
9
2
9
9
2
9
8
3
8
8
3
8
7
4
7
7
4
7
6
5
6
6
5
6
A
5
4
BOARD 4 LAYERS FOR AKAI
Rev
AKAI_MT8202_27US_LVDS_V0.0
AKAI_MT8202_27US_HDMI_LVDS_V0.0
SB33A
R337
R337
5VSB
R225
R225
10/NC
10/NC
SB33B
CB2
CB2
U1
U1
0.1uF/NC
0.1uF/NC
LM809
LM809
HOLE/GND
HOLE/GND
SOT-23/SMD/NC
SOT-23/SMD/NC
2
2
3
3
4
4
5
5
R11
R11
100k/NC
100k/NC
HOLE/GND
HOLE/GND
2
2
3
3
4
4
5
5
CB5
CB5
U2
U2
0.1uF
0.1uF
1
NC
VCC
2
NC
WP
3
NC
SCL
4
GND
SDA
EEPROM 24C16
EEPROM 24C16
SOP8/SMD
SOP8/SMD
SYSTEM EEPROM
4
3
History
New
ADD HDMI / VIDEO /AUDIO CONNECTOR INPUT IN
POWER DOWN RESET# CIRCUIT
CE110
CE110
2N3904
2N3904
10
10
URST#
3
2
0
0
47uF/16v
47uF/16v
Q20
Q20
R338
R338
CB188
CB188
0.1uF
0.1uF
D2
D2
1N4148
1N4148
R744
R744
470
470
POWER ON RESET# CIRCUIT
SB33B
R324
R324
10K
10K
CE4
CE4
+
+
10uF/25v
10uF/25v
R9
R9
URST#
1k/NC
1k/NC
R10
R10
1
Q19
Q19
4.7K
4.7K
2N3904
2N3904
D1
D1
R8
R8
SOT23/SMD
SOT23/SMD
1N4148/SMD
1N4148/SMD
47k
47k
5VSB
5VSB
R639
R639
R637
R637
R638
R638
0
0
10K
10K
10K
10K
R13
R13
20K
20K
SB33B
8
SYSROMWP
Q4
Q4
7
R674
R674
100
100
SCL
2N3904
2N3904
R645
R645
6
R675
R675
100
100
SDA
SOT23/SMD
SOT23/SMD
5
10K
10K
1
R14
R14
10K
10K
GPIO4
C175
C175
C176
C176
20pF
20pF
20pF
20pF
H : WP DISABLE
R15
R15
L : WP ENABLE
10K/NC
10K/NC
10/125
3
2
9VV
FB42
FB42
FB/NC
FB/NC
9VV
FB43
FB43
FB/NC
FB/NC
U62
U62
VCC
8
D1
S1
P#
Date
7
D1
G1
9V
6
D2
S2
5
D2
G2
2005/11/22
+
+
CE12
CE12
CB20
CB20
100uF/10v
100uF/10v
IRF7316
IRF7316
C22UF25V/D5H11
C22UF25V/D5H11
0.1uF
0.1uF
SOIC8/SMD
SOIC8/SMD
5VSB
SB33B
HI = > POWER ON
LO = > POWER OFF
R776
R776
10k
10k
GPIO14
0/NC
0/NC
R777
R777
Q44
Q44
1
2N3904
2N3904
SOT23/SMD/NC
SOT23/SMD/NC
GPIO19
0
0
R778
R778
12V
FB2
FB2
FB/NC
FB/NC
FB3
FB3
FB/NC
FB/NC
12V
+12V
D23
D23
D24
D24
D25
D25
D26
D26
9VV
1N4001/SMD
1N4001/SMD
DIODE SMD/NC
DIODE SMD/NC
1N4001/SMD
1N4001/SMD
1N4001/SMD
1N4001/SMD
1N4001/SMD
1N4001/SMD
FB39
FB39
FB/NC
FB/NC
=
=
FB40
FB40
FB/NC
FB/NC
U61
U61
KA278RA05/NC
KA278RA05/NC
TO-220F-4L
TO-220F-4L
+5V/+6V
1
2
IN
OUT
3
GND
CE3
CE3
+
+
CB4
CB4
R52
R52
R37
R37
100uF/16v/NC
100uF/16v/NC
0.1uF/NC
0.1uF/NC
NC
NC
NC
NC
CB6
CB6
0.1uF/NC
0.1uF/NC
R22 NC
R22 NC
5VSB
8202UP3_1 HIGH :POWER OFF
8202UP3_1 LOW :POWER ON
R339
R339
1000pF/NC
1000pF/NC
10k
10k
C153
C153
SB33B
VS_ON
7
6
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
SYS_PWR
5VSB
R635
R635
5
Q21
Q21
10k/NC
10k/NC
4
R236
R236
R340
R340
3
0/NC
0/NC
8202UP3_1
2
1
1
RELAY_ON
SOT23/SMD
SOT23/SMD
4.7k
4.7k
1000pF/NC
1000pF/NC
2N3904
2N3904
J23
J23
C154
C154
DIP7/W/H/P2.54
DIP7/W/H/P2.54
J7
J7
+12V
+5V/+6V
+12V
+5V/+6V
1
2
3
4
LVDSVDD
5
6
7
8
9
9VV
9VV
10
DIP10/W/H/P2.54
DIP10/W/H/P2.54
9VV
VCC
12V
CE1
CE1
CB1
CB1
CB15
CB15
+
+
+
+
220uF/16v
220uF/16v
+
+
CE144
CE144
0.1uF
0.1uF
CE2
CE2
CB3
CB3
0.1uF
0.1uF
220uF/16v
220uF/16v
100uF/16v
100uF/16v
0.1uF
0.1uF
FROM POWER BOARD
Title
Title
Title
INDEX / POWER / RESET / EEPROM
INDEX / POWER / RESET / EEPROM
INDEX / POWER / RESET / EEPROM
Document Number
Document Number
Document Number
Size
Size
Size
AKAI_MT8202_27US_LVDS_V0.0
AKAI_MT8202_27US_LVDS_V0.0
AKAI_MT8202_27US_LVDS_V0.0
C
C
C
Date:
Date:
Date:
2
1
LVDSVDD
LVDSGND
2,3,4
SCL
SCL
9,14
SDA
SDA
9,14
URST#
URST#
3
8202UP3_1
8202UP3_1
3
GPIO2
GPIO2
3,12
GPIO4
GPIO4
3
GPIO14
GPIO14
3,13
GPIO19
GPIO19
3,13
D
9V
9V
7,9,14
12V
12V
12,13
9V
RELAY_ON
RELAY_ON
12
9V
VS_ON
VS_ON
12
+5V/+6V
1
2
9VV
3
4
5VSB
22K
22K
R779
R779
Q45
Q45
2N3904
2N3904
R775
R775
22k
22k
GPIO2
1
R57
R57
1K
1K
C681
C681
C4
C4
1uF
1uF
1uF/NC
1uF/NC
C
VCC
VCC
+
+
CE6
CE6
100uF/16v.NC
100uF/16v.NC
B
J6
J6
1
2
3
4
5
6
7
8
9
10
11
11x1
11x1
DIP11/P2.54
DIP11/P2.54
+12V
+
+
CE145
CE145
0.1uF
0.1uF
470uF/16v
470uF/16v
CB207
CB207
A
KAWA Confidential
KAWA Confidential
KAWA Confidential
<Designer>
<Designer>
<Designer>
Rev
Rev
Rev
1
1
1
Checked:
Checked:
Checked:
<Checker>
<Checker>
<Checker>
Thursday, April 13, 2006
Thursday, April 13, 2006
Thursday, April 13, 2006
Sheet
Sheet
Sheet
1
1
1
17
17
17
1

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