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5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
GND
+12V +5V
+5VSB
OPWRSB
OPCTRL2
VCCK
BL_ON/OFF
DIMMING
ADIN4
+12V_DVD
ADIN4
OPWRSB
SW_POWER
OPWM2
+3V3SB
OPWM2
VCCK
+12V
+5V
+12V
+5V_DVD
+5V_DVD
+12V
+5VSB
+5VSB
+12V
GND
3,4,5,6,7,8,9,10,11,12,13
OPWRSB
4
+5V
3,6,8,10,12
+12V
3,10,11,12,13
+5VSB
3,6,9
OPCTRL2
4,6
VCCK
3,4
BL_ON/OFF
12
DIMMING
12
ADIN4
4
+3V3SB
3,6,9
OPWM2
12
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT5305A P1V1
V1
C
14
15
Friday, November 27, 2009
BACK LIGHT/MAIN POWER
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT5305A P1V1
V1
C
14
15
Friday, November 27, 2009
BACK LIGHT/MAIN POWER
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT5305A P1V1
V1
C
14
15
Friday, November 27, 2009
BACK LIGHT/MAIN POWER
MediaTek Confidential
LO = > POWER_ON
HI = > STANDBY
By Ray
5V MAIN POWER
shielding of 20-mil GND
0.925 x (1+Rup/Rdn) = 5.04V
shielding of 20-mil GND
DVD 5V POWER (OPTION)
0.925 x (1+Rup/Rdn) = 5.04V
DVD POWER SUPPLY
Hi : DVD Work Lo : DVD Standby
MAIN POWER
5V&12V
输
入
Lo : DVD PowerOn Hi : DVD PowerOff
C13
0.1uF
C13
0.1uF
Q4 2N3904
Q4 2N3904
1
3
2
C20 0.1uF
C20 0.1uF
+
CE2
220uF/16V
+
CE2
220uF/16V
R8
2.2K
R8
2.2K
L3
10uH/3A
L5_9
L3
10uH/3A
L5_9
1
2
T6T6
XQ2
2N3904
XQ2
2N3904
1
3
2
Q3 2N3904
Q3 2N3904
1
3
2
R9 2.7K_1%
R0603/SMD
R9 2.7K_1%
R0603/SMD
R89
100K
R89
100K
T4T4
L4
10uH/3A
L5_9
L4
10uH/3A
L5_9
1
2
CPR14
0
R1206/SMD
CPR14
0
R1206/SMD
T12T12
XR14 47K
XR14 47K
CNA1
TJC3-7A
SIP-7P-2.5/HAIER_W
CNA1
TJC3-7A
SIP-7P-2.5/HAIER_W
1
2
3
4
5
6
7
CPC30
10nF
CPC30
10nF
C5
10nF
C5
10nF
C14
0.1uF
C14
0.1uF
R21
100K
R21
100K
+
220uF/16v
CPC34
+
220uF/16v
CPC34
CPC32
0.1uF
CPC32
0.1uF
C3 0.1uF
C3 0.1uF
XR10 4.7K
XR10 4.7K
R7 2.7K_1%
R0603/SMD
R7 2.7K_1%
R0603/SMD
R4 12K_1%
R0603/SMD
R4 12K_1%
R0603/SMD
C4
10nF
C4
10nF
C19 10nF
C19 10nF
+
CE649
220uF/16V
+
CE649
220uF/16V
C18 0.1uF
C18 0.1uF
CPC28
1uF
CPC28
1uF
D13
ESD_0402_10pF
D13
ESD_0402_10pF
1
2
CPU2 MP1484
CPU2 MP1484
EN
7
FB
5
VCC
2
OUT
3
BST
1
GND
4
SS
8
COMP
6
R91
10K
R91
10K
CPC37
10nF
CPC37
10nF
T2T2
T5T5
D12
ESD_0402_10pF
D12
ESD_0402_10pF
1
2
CPU1 MP1484
CPU1 MP1484
EN
7
FB
5
VCC
2
OUT
3
BST
1
GND
4
SS
8
COMP
6
D14
ESD_0402_10pF
D14
ESD_0402_10pF
1
2
R10
2.2K
R10
2.2K
R90
100K
R90
100K
CPC38
1uF
CPC38
1uF
D11 B340/NC
D11 B340/NC
R5 12K_1%
R0603/SMD
R5 12K_1%
R0603/SMD
CN6
DVD_PWR
CN6
DVD_PWR
GND
3
GND
4
+12V
5
STB
1
+5V
2
XR7 1K
XR7 1K
T3T3
Q46 2N3904
Q46 2N3904
1
3
2
+
CPC31
470UF/16V
+
CPC31
470UF/16V
C21 10nF
C21 10nF
R3
1K
R3
1K
R20
10K
R20
10K
CPC29
0.1uF
CPC29
0.1uF
T11T11
T1T1
D3 B340/NC
D3 B340/NC
Service Manual
Model No.: HLC32K2
42
Содержание HL32K2
Страница 10: ...Service Manual Model No HLC32K2 9 2 2 External pictures four faces Front Side Left Side ...
Страница 11: ...Service Manual Model No HLC32K2 10 Right Side Back Side ...
Страница 47: ...8 2 2 Video Service Manual Model No HLC32K2 46 ...
Страница 48: ...8 2 3 Audio 8 2 4 Picture Mode Service Manual Model No HLC32K2 47 ...
Страница 50: ...8 2 7 Back Light 8 2 8 Mod_Param Service Manual Model No HLC32K2 49 ...
Страница 51: ...8 2 9 Function 8 2 10 Reste to default Service Manual Model No HLC32K2 50 ...
Страница 52: ...Service Manual Model No HLC32K2 51 ...
Страница 54: ...9 2 Power Supply Board Failure Check Service Manual Model No HLC32K2 53 ...