Chapter 6. Circuit Schematics And Parts Layout; Ux-460U - Sharp UX-460 Service Manual

UX-460U

CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT

D0
144
D1
143
RA4
270 x 4
D2 142
D3
141
D4
139
D5
138
D6
RA3 137
270 x 4
D7
136
130
SYSCLK
133
(1-2I)
MIRQ 135
R132
(3-3B)
30K
129
R177
+5V
10K
131
C171
1000P
R176
10K
C156
7,134
C155
1
132
C154
C153
1
95,108
C151
C150
1
64,88
C170
C183
1
53,56
C187
C186
1
C189
C190
1
C191
C192
1
C172
102
123
140
+5V
D0
D1
D2
D3
D4
D5
D6
D7
TSTCLK
SYSCLK
MIRQ
DEBUG
RESET
58
TEST
VSS
VSS
VSS
VSS
VSS
45
VSS
28
VSS
21
VSS
14
VDD
32
VDD
41
VDD
48
VDD
81
VDD
VDD
VDD
VDD
68
ADXG
69
ADGA
72
ADGD
70
ADVA
C217
C215
C213
C212
6 – 1
X2
19.66MHz
61
BATRST
63
VBAT VBT
C188 2200P
62 RESET
PWRDWN
60 C185 22P
XOUT
X3
32.768kHz
59
XIN
C210 22P
71 +VREF
+VREF
66
–VREF
–VREF/CLREF
67 VIN
VIN
65
THADI
THADI
119 BZOUT
TONE
106 TPA
SM0
105
TPB
SM1
104 TPA
SM2
103
TPB
SM3
C134 1000P
C135 1000P
C136 1000P
C137 1000P
118 RXCONT
GPO0
117
BZCONT
GPO1
116 RA2 GAINC
GPO2
470x4
115
TXCONT
GPO3
114 C115 1000P
VDRAM
+5V
C116 1000P
C117 1000P
C129 1000P
52
KEN1A
OPI0
51 RA13 KEN2A
OPI1
470x4
50
KEN3A
OPI2
49 KEN4A
OPI3
55
LEDCTL
54 L110
LCDCS
HM601
47
SEN0
OPO0
R238 470
46
SEN1
OPO1
44
SEN2
OPO2
43
RA14 SEN3
OPO3
470x 4
42 SEN4
OPO4
40
OPO5
39
OPO6
38
OPO7
C193 22P
C194 22P
C195 22P
C196 22P
C158 22P
C157 22P
C174 22P
(4-2D)
(5-1D)
(5-1D)
(5-5D)
(5-1H)
(6-1H)
C175
1
(5-5F)
(5-5F)
(5-5F)
(5-5F)
(6-6A)
(6-3I)
(6-4A)
(6-5E)
CNPN-4
CNPN-3
CNPN-2
CNPN-1
CNPN-10
CNPN-15
CNPN-14
CNPN-13
CNPN-12
CNPN-11
C142
C164
C165
C144
C145