Sharp LC-26GA5F Service Manual page 73

LC-32GA5E LCD Control Unit Diagram 2/7
I
LCD_CONT UNIT 2/7
DUNTKC919DE02
(PWBXC919WJ)
H
TO POWER
D3.3V_QS
TO MICOM
DDC_RST R4903
10
MP_CLK
G
MP_DA C4904
IC2_CS 0.1u Z
25V
IC2_CONF
0 3.3
44 43 42
C4905
0.1u Z
25V
0
GND
45
R4901
10 3.3
VDD
46
ROM2_CS 3.0
7 8 ROM_CS
47
ROM2_DO 0
5 6 48 ROM_DO
3.1
ROM2_CLK
4
3 49 ROM_CLK
3.7
RWAD
1 2
F 50 VDD
0
WAD
51
0
RRSTW
7 8 RSTW
52
RIE 3.3
5 6 IE
53
RWE 2.5
3 4 WE
54
TO GAMMA RSWCK 0
1 2 GND
55
1.7
RR7 R4902 SWCK
56
10
RR6 3.3
57 VDD
RR5
0
RDO0
RR4
C4906 58 DO0
RR3 0.1u Z 0
RDO1
25V
59 DO1
RR2
0
RDO2
RR1
60 DO2
RR0 0
RDO3
E
61 DO3
C4907
RG7 0.1u Z 0
25V GND
62
RG6
RDO4 0
RG5 DO4
63
RG4 RDO5 0
DO5
64
RG3
RDO6 0
RG2 DO6
65
RG1 RDO7 0
66 DO7
RG0
3.3
67 VDD
RB7
0
RDO8
RB6
68 DO8
RB5 0
RDO9
69 DO9
RB4
0
RDO10
RB3
70 DO10
RB2 RDO11 0
DO11
71
RB1
D
0
RB0 GND
72
RDO12 0
RS_CLK DO12
73
0
RS_HS RDO13
DO13
74
RS_VS
0
RDO14
RS_DE 75 DO14
C4953
0.1u 0
RF_CLK RDO15 Z
76 DO15
RF_HS 25V
3.3
RF_VS
77 VDD
RF_DE 0
RDO16
78 DO16
0
RDO17
DO17
79
RDO18 0
DO18
80
RDO19 0
DO19
81
0
GND
C 82
0
RDO20
83 DO20
0
RDO21
84 DO21
0
RDO22
85 DO22
0
RDO23
86 DO23
3.3
87 VDD
0
GND
88
C4908
0.1u Z
25V
89 90 91
0 3.3 2.5 3.3 3.2 3.3 1.2 0
C4909
FB4901
0210TA 0.1u Z
B
25V
C4901
47u
6.3V
ASY
C4902 C4903
0.1u Z 1000P
25V
A
1 2 3
(QS)
D3.3V_QS
R4904
10
R4905
2 4 6 8
10
C4914
C4912 C4915 C4916
0.01u
330P 330P 1000P
1 3 5 7 50V
3.3
3.3 0.9 3.3 3.3 3.3 3.3 0 1.5 1.1 1.5 1.1 3.3 1.3 1.3 1.3 1.3 1.5 1.1 0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0
41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
QS
IC4901
IXB002WJ
92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121
0 0 0 0 0 0 0 0 3.3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C4911 C4913
0.1u Z 0.1u Z
25V
25V
4 5 6
3.3 3.3 3.1 3.3
C4950
8 7 6 5
0.1u Z
25V
ROM
*IC4903
IXB242WJ
1 2 3 4
3.0 3.1 0 0
R4922
10K
R4924
4.7K
FB4902
0210TA
C4931
47u
C4930
FB4903
0.1u Z 6.3V
ASY 0210TA
25V D3.3V_QS
C4917 C4918
0.1u Z
47u
C4921
25V 6.3V
R4923 C4920
1000P
ASY
0 0.1u Z
25V
3.3 0 0 0 0 0 0 3.3 3.3 0
0
11 10 9 8 7 6 5 4 3 2 1
C4922
0.1u Z
25V
0
GND
176
R4906
3.3
VDD 47
175
0 RDI0
DI0 174 1 2
0 RDI1
DI1 173 3 4
0 RDI2
5
DI2 172 6
0 RDI3
7 8
DI3 171
3.3
VDD
170
C4923
0 R4908
C4932
GND
169 47
0.1u
0 0.1u Z RDI4 25V
DI4 1 2
168
0 RDI5
DI5 3 4
167
0 RDI6
DI6 5 6
166
RDI8
0 RDI7
DI7 165 7 8
3.3 RDI9
VDD 164
C4924
R4907
0
GND 163 47 RDI10
0.1u Z
0 RDI8
1 2
DI8 162
RDI11
0
RDI9
3 4
DI9 161
0
RDI10
5 6
DI10 160
0 RDI11
7 8 RWAD
DI11 159
3.3
VDD 158
C4925 RIE
R4909
0
47
GND 157
0.1u Z
0 RDI12 RWE
DI12 156 1 2
0 RDI13
DI13 155 3 4 RRSTW
0 RDI14
5
DI14 154 6
0 RDI15
7 8
DI15 153
0
RSWCK
R4910
GND 152
47
0
RDI16
1 2
DI16 151
0 RDI17
3 4
DI17 150
0 RDI18
DI18 5 6
149
0 RDI19
DI19 7 8
148
3.3
VDD 147
R4911
0
GND 146 47
0 C4926 RDI20
1
DI20 145 2
0.1u Z
0 RDI21
3 4
DI21 144
0
RDI22
5 6
DI22 143
0 C4927
RDI23
DI23 7 8
142
0.1u Z
0
GND
141 *R4913
10
1.3 RDI12
SRCK
140
3.3
VDD RDI13
139
2.5
RE 138 1 2
RDI14
3.3
OE 137 3 4
0 RDI15
5
RSTR 136 6
0
7 8
RAD 135
3.3
VDD 134 *R4912
0 47
C4935
GND 133
0.1u
C4929
25V
0.1u Z
25V
122 123 124 125 126 127 128 129 130 131 132
0 3.3 1.2 0 0 0 0 0 0 3.3 0
C4928
0.1u Z
25V
C4919
0.1u Z
25V
7 8 9 10
73
C4936
C4937 C4938
100u
FB4904 0.1u Z 1000P
6.3V
0210TA 25V CYB
ASY
4 2
R4914
47
C4939 3 1
C4943
0.1u Z 0.1u Z
25V
25V
C4940
0.1u Z
25V
0 0 0 0 0 0 0 0 0 0 0 3.3 0 0 0 3.3 0 0 0 3.3
Z 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
3.3
1
VCC
0
2
DI3
0
3 DI2
0
4
DI1
0
C4933
5
DI0
0.1u Z
0
25V
6
VSS
0
7
WAD
3.3
8 IE
2.5
9 WE
0
10 RSTW
3.3
11 VCC
1.7
C4934
FIFO
12 SWCK
0.1u Z
0
25V IC4902
13 VSS
IXA986WJ
1.4
14
SRCK
3.3
15 VCC
0
16 RSTR
2.5
17 RE
3.3
18 OE
0
19 RAD
0
20
VSS
0
21 DI12
0
22
DI13
0
23 DI14
0
24 DI15
3.3
25 VCC
Z 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
0 0 0 0 0 0 0 0 0 0 0 3.3 0.6 0.3 0 0.3 0 0 0 3.3 0
C4942
0.1u Z
25V
C4951
C4941
0.1u Z 4 2
0.1u Z
25V 25V
R4915
47
3 1
11 12 13
LC-26GA5E
LC-32GA5E
TO LCD CONT
RTA1-
RTA1+
RTB1-
RTB1+
RTC1-
RTC1+
7 5 3 1 RTCLK1-
R4916
RTCLK1+
47
RTD1-
RTD1+
8 6 4 2
C4944
0.01u
50V
0 0 0 0 0
80 79 78 77 76
C4945
3.3
0.1u Z
75
VCC
25V
3.3
74
VCCQ
0
R4918
DO5 73
47
0
RDO6
2 1
DO4 72
RDO7
0 4 3
71
VSSQ
RDO8
6 5
0
70 RDO9
VSS 8 7
0
69
DO3
C4946
0 0.1u Z
25V
68
DO2
3.3
67
VCCQ
0
66 R4919
DO1 C4947
0.1u 47
0 Z
25V
DO0 65 RDO10
2 1
0
RDO11
64 4 3
VSS
0 RDO12
6 5
63
VSSQ
RDO13
3.3 8 7
62
VCC
0
61
DO12
0
60
DO13
C4948
3.3 0.1u Z
25V
VCCQ 59
0
R4920
DO14 58
47
0
57 RDO14
DO15 2 1
0
RDO15
4 3
56
VSS
RDO16
0
6 5
55
VSSQ RDO17
8 7
0
DO16 54
0
DO17 53
3.3
VCCQ 52
C4952
3.3 0.1u Z
25V
51
VCC
46 47 48 49 50
0 0 0 0 C4949
0.01u
50V
8 6 4 2
R4917
47
7 5 3 1
14 15 16