Read Sharp XL-DV50 (serv.man2) Service Manual online
XL-DV50H
6 – 9
Figure 6-9 SCHEMATIC DIAGRAM (8/13)
F LAS H ROM
L A16
L A11
L A19
L A13
L A6
W RL L #
L D1
L A1
L CS3 #
L D5
L A15
L A10
L A21
L A8
L D3
L A5
L A3
L D0
L A17
L O E#
L A12
RE SE T #
L D4
L A14
L A9
L A7
L D7
L D6
L D2
L A4
L A2
L A0
LA18
L A 13
DS
CK
RA
S
0
#
L A 4
DB
1
5
RX
D
L D4
L CS3 #
F DAC1
TX
D
TB
C
K
L A 0
L A 3
L A 6
L A 10
L A 11
L A 11
L A 17
DB
1
DB
3
DB
0
SP
D
I
F
FD
A
C
1
DQ M
DO
E
#
RA
S
2
#
TS
D
0
CO
M
P
L D1
L D0
L D0
L CS2 #
L A 21
DB
1
0
DB
6
UDAC1
V
S
33
_P
L2
L O E #
L A 7
DB
8
L D7
L A 15
DB
1
2
DB
5
DW
E
#
L A 5
L A 12
DB
1
1
TS
D
1
TW
S
GN
D
V
RS
E
T
VR
EF
V D33 _ P L1
L D3
V DAC1
L A 14
DB
1
4
RA
S
1
#
Y DAC1
L A 2
L A 18
L A 19
L A 19
DB
1
3
DB
4
CD
A
C
1
L D5
L A 8
DB
2
CDAC1
VD
AC
1
L A 1
DB
9
MC
L
K
YD
AC
1
VC
C
3
3
V
L A 9
L A 16
DB
7
TS
D
2
L D6
L D2
L C S1 #
L A 20
W RL L #
UD
A
C
1
DC
S
1
23
DR
AS
0
24
DB
ANK0
/
D
R
A
S
1
25
VS
S
26
VDD
27
DB
ANK1
/
DR
AS
2
28
DC
KE
/
DOE
/
T
DM
T
S
C
29
DW
E
30
DB
0
31
DB
1
32
DB
2
33
VS
3
3
34
VD3
3
35
DB
3
36
DB
4
37
DB
5
38
DB
6
39
DB
7
40
DB
1
5
41
DB
1
4
42
VS
3
3
43
VD3
3
44
DB
1
3
45
DB
1
2
46
DB
1
1
47
DB
1
0
48
DB
9
49
DB
8
50
DS
C
K
51
VS
3
3
52
VD3 3
5 3
DQM
5 4
L A2 1
5 5
L A2 0
5 6
L A1 9
5 7
L A1 8
5 8
L A1 7
5 9
L A1 6
6 0
VS 3 3
6 1
VD3 3
6 2
L A1 5
6 3
L A1 4
6 4
L A1 3
6 5
L A1 2
6 6
L A1 1
6 7
L A1 0
6 8
L A9
6 9
VS S
7 0
VDD
7 1
L A8
7 2
L A7
7 3
L A6
7 4
L A5
7 5
L A4
7 6
L A3
7 7
VS 3 3
7 8
VD3 3
7 9
L A2
8 0
L A1
8 1
L A0
8 2
L CS 0
8 3
L CS 1
8 4
L CS 2
8 5
VS S
8 6
VDD
8 7
L CS 3
8 8
L W RL L
8 9
L OE
9 0
L D0
9 1
L D1
9 2
L D2
9 3
L D3
9 4
VS 3 3
9 5
VD3 3
9 6
L D4
9 7
L D5
9 8
L D6
9 9
L D7
1 0 0
R S D/T DM DR
1 0 1
R BC K/ T DM C L K
1 0 2
R W S / T DM F S
1 0 3
VD3 3 _ P L L
1 0 4
V
S
33
_P
L
10
5
YUV1
/V
R
E
F
10
6
YUV3
/C
O
M
P
10
7
YUV4
/R
S
E
T
10
8
YUV7
/F
DAC
10
9
YUV6
/V
D
A
C
11
0
VD3
3_
DA
11
1
V
S
33
_D
A
11
2
YUV5
/Y
D
A
C
11
3
YUV2
/C
D
A
C
11
4
YUV0
/U
D
A
C
11
5
TW
S
/S
EL_
P
LL2
11
6
TS
D
0
/
S
EL
_
P
LL0
11
7
TS
D
1
/
S
EL
_
P
LL1
11
8
VS
3
3
11
9
TS
D
2
12
0
TS
D
3
12
1
MC
L
K
12
2
T
BCK
12
3
S
P
D
IF
/
S
E
L
_
P
LL3
12
4
SP
D
IF
IN
12
5
VD3
3
12
6
VS
3
3
12
7
X
S
W
B
LC
LK
12
8
XS
W
B
L
12
9
XS
L
G
13
0
XS
IP
2
13
1
XS
IP
1
13
2
XS
F
L
AG[
0
]
13
3
XS
F
L
AG[
1
]
13
4
ES6629F
4 .7 K
0 .1
3
BAT5 4 S
3
BAT5 4 S
L A20
4 .7 K
3
BAT5 4 S
4 .7 K
A1
1 1
A2
1 0
A3
9
A4
8
A5
7
A6
6
A7
5
A8
2 7
A9
2 6
A1 0
2 3
A1 1
2 5
A1 2
4
A1 3
2 8
A1 4
2 9
A1 5
3
D0
1 3
D1
1 4
D2
1 5
D3
1 7
D4
1 8
D5
1 9
D6
2 0
D7
2 1
A1 6
2
C E
2 2
OE
2 4
A1 8
3 1
A1 7
3 0
A1 9
1
VCC
3 2
GND
1 6
A0
1 2
OP E N
EPROM
EPROM
3
BAT5 4 S
3
2
1
2
1
2
1
2
1
2
1
BAT5 4 S
392
4 .7 K
10
x4
F B
0 .1
4 .7 K
GNDV
VCC V
GND
GND
GND
GND
GND
GNDV
GND
R ES ET
1
C LK/C E 1
2
W E
3
ADDR/ C E1
4
OPEN
GND
UDAC
C DAC
YDAC
VDAC
F DAC
C DAC
YDAC
VDAC
F DAC
S P DIF
T BC K
M C LK
T BC K
M C LK
T S D2
T S D1
T S D0
T W S
T S D1
T S D0
T W S
VCC
GND
DECODER
L D1
L A12
L D6
L A4
L D[7 : 0 ]
L CS 1 #
L A18
L A3
L A17
L A2
L D0
L A6
L A7
L A19
W RL L #
L A14
L A1
L A0
L A5
L A11
L D5
L D2
L A10
L O E#
L D7
RESET#
L A9
L D3
L D4
F- LCS3 #
L A8
L A13
L A15
L A16
LA20
GND
0
1 0 K
OP E N
L CS3 #
L CS2 #
L CS2 #
F B
VCC 3 3
+
1 0/16
0 .1
0 .1
GND
0 .1
OPE N
0
A1 5
1
A1 4
2
A1 3
3
A1 2
4
A1 1
5
A1 0
6
A9
7
A8
8
NC
9
NC
1 0
W
1 1
R P
1 2
VP P
1 3
DU/ W P
1 4
NC
1 5
NC
1 6
A1 7
1 7
A7
1 8
A6
1 9
A5
2 0
A4
2 1
A3
2 2
A2
2 3
A1
2 4
A0
2 5
E
2 6
GND
2 7
G
2 8
DQ0
2 9
DQ8
3 0
DQ1
3 1
DQ9
3 2
DQ2
3 3
DQ1 0
3 4
DQ3
3 5
DQ1 1
3 6
VCC
3 7
DQ4
3 8
DQ1 2
3 9
DQ5
4 0
DQ1 3
4 1
DQ6
4 2
DQ1 4
4 3
DQ7
4 4
DQ1 5 / A_ 1
4 5
GND
4 6
B YT E
4 7
A1 6
4 8
IXA024SJ
OP E N
+
OPEN
OPEN
VCC- EP ROM
VCC- EP ROM
+
1 0/16
1 0/16
GND
F B
3 3
0 .1
0 .1
0 .1
0 .1
0 .1
0 .1
0 .1
VCC- DS P3 3
0 .1
0 .1
0 .1
0 .1
2 0
+
GND
F B
0 .1
0 .1
0 .1
0 .1
VCC- DS P2 0
0 .1
VCC- F ROM
+
1
0
0/16
8 0 5 0
1 5 0
0 .1
VCC 3 3 V
VCC V
A
K
A1
K1
4 V/ 0 . 5 W
RLS3.9B
Y
B
C
Y DA C
F DA C
CDA C
V DA C
Y
U W ARD
V IDEO OUTP UT TA B L E
G
R
R
H W A RD
UDA C
Y
Cr/ P r
Cb / Pb
C
CVB S CVB S CVB S CVB S
CVB S
R 8 0
L 3 3
C11 9
C11 8
C 6 8 C 6 9 C 7 0 C 7 1 C 7 2 C 7 3 C 7 4 C 7 5 C 7 6 C 7 7 C 7 8
C 7 9
C 8 0
C 8 1
C 8 2
C 8 3
L 2 8
U9
L 3 0
C1 1 5
C 5 8
C 59
C 5 9
U1 5
R1 2 7
Q1 9
Q1 6
Q1 8
Q1 7
Q2 0
R1 3 4
R1 3 5
R1 3 6
R1 3 8
R1 4 0
R1 7 9
C 8 4
C 5 6
R1 7 7
C 4 8
C1
6
Q2 1
D7
L3 4
R 7 9
7
8
9
10
11
12
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