41
1.
Control Part
1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
OSC
52
VDD
45
VDD
33
VDD
14
DOUT
5
DIN
6
CLK
8
STB
9
VEE
34
VSS
51
SW1
1
SW2
2
SW3
3
SW4
4
SEG20
28
SEG19
29
SEG18
30
SEG17
31
SEG16
32
SE
G1
5
35
SE
G1
4
36
SEG13
27
SEG12
26
SEG11
25
SEG10
24
SEG9
23
SEG8
22
SEG7
21
SEG6
20
SEG5
19
SEG4
18
SEG3
17
SEG2
16
SEG1
15
KEY4
13
KEY3
12
KEY2
11
KEY1
10
NC
7
LED1
50
LED2
49
LED3
48
LED4
47
LED5
46
GR
ID8
37
GR
ID7
38
GR
ID6
39
GR
ID5
40
GR
ID4
41
GR
ID3
42
GR
ID2
43
GR
ID1
44
IC1
UPD16311
P1
5
P2
6
P3
7
P4
8
P5
9
P6
10
P7
11
P8
12
P9
13
P10
14
P11
15
P12
16
P13
17
P14
18
P15
19
P16
20
G4
32
G5
31
G6
30
G7
29
G8
28
G9
27
G1
0
26
F1
1
F1
2
F2
38
F2
39
NP
3
NP
4
NP
23
NP
24
NP
25
NP
36
NP
37
P17
21
P18
22
G3
33
G2
34
G1
35
IC3
GVGD
D1
DIODE
D2
DIODE
D3
DIODE
D4
DIODE
STOP8
KEY
STOP2
KEY
STOP7
KEY
STOP6
KEY
STOP5
KEY
NEX1
KEY
STOP3
KEY
PLAY2
KEY
STOP11
KEY
STOP4
KEY
STOP9
KEY
STOP1
KEY
R7
10k
R6
10k
R3
10k
R2
10k
F1
F2
1
2
3
4
5
6
CN1
6PIN
REMOTE
R4
10K
R8
10K
R10
10K
R5
51K
-27V
C2
47U/50V
C1
47U/16V
VCC
1
GND
2
SIG
3
RMC1
REMOTE
+5V
F1
F2
GND
-27V
+5V
+5V
+5V
1
2
3
4
CN2
4PIN
1
2
3
LED1
DUAL_COLOR_LED
R12
220
R11
220
Summary of Contents for DVD-HT750
Page 1: ...MTK1379 SOLUTION MODEL DVD HT750 DVD VCD CD MP3 RECEIVER...
Page 9: ...7 Pinout Diagram...
Page 30: ...28 6 Disassembly and Reassembly...
Page 31: ...29...
Page 41: ...39...