Sharp FO 4400 - B/W Laser - All-in-One Service Manual page 114

FO-4400U
FO-CS1
A
Sub ASIC block
RD/WR
( 1-3H)( 2-3A)( 4-5D)( 7-3B)(11-3A)(12-3A)
/SGACS
( 2-5A)
(12-1A)(12-5I)(12-5A)
CKSPDR
( 1-4C)
1
/RESET
( 1-2B)( 2-3A)( 4-4A)( 7-3B)( 8-4H(11-5H)
A[25:0]
( 1-6H)( 2-1A)( 4-6A)( 5-4A)
( 7-5C)(11-6A)(12-2F)
( 1-6H)( 2-2A)( 4-6A)( 5-4A) D[31:0]
( 7-4C)(11-6A)(12-4D)(12-2D)
2
/IORD
( 2-4A)( 4-4A)( 5-4A)(12-3I)
/IOWR
( 2-4A)( 4-4A)( 5-4A)(12-3E)
/NICCSF
( 2-5A)
/NICACKF
( 2-4A)
/SGAINT
( 2-5A)
NICR/W
(10-5E)
NICRES
(10-4E)
NICA[16:0]
(10-6A)
NICA16
NICA15
NICA14
NICA13
3
NICA12
NICA11
NICA10
NICA9
NICA8
NICA7
NICA6
NICA5
NICA4
NICA3
NICA2
NICA1
NICA0
NICD[15:0]
(10-6A)
NICD15
NICD14
NICD13
NICD12
NICD11
NICD10
NICD9
NICD8
4
NICD7
NICD6
NICD5
NICD4
NICD3
NICD2
NICD1
NICD0
PCLA[16:0]
(10-6E)
PCLA16
PCLA15
PCLA14
PCLA13
PCLA12
PCLA11
PCLA10
PCLA9
PCLA8
PCLA7
PCLA6
5 PCLA5
PCLA4
PCLA3
PCLA2
PCLA1
PCLA0
/NICCS
(10-5E)
/NICACK
(10-5E)
/NICCSP
( 2-5F)
(10-4E)
6
A
B
C290
DG 1000p
141
XCS
140
SHCLK
185
XRESET
163
RXW
A16
142
A16
A15
143
A15
A14 144
A14
A13
145
A13
A12
146
A12
A11
147
A11
A10
148
A10
A9 149
A9
A8
150
A8
A7
151
A7
A6
152
A6
A5
153
A5
A4 154
A4
A3
158
A3
A2
159
A2
A1
160
A1
A0
161
A0
D15
165
D15
D14
166
D14
D13 167
D13
D12
168
D12
D11
169
D11
D10
170
D10
D9
171
D9
D8 174
D8
D7
175
D7
D6
176
D6
D5
177
D5
D4
178
D4
+3.3V
D3 179
D3
D2
180
D2
D1
181
D1
D0
182
R608
D0
N.M.
164
XRD
162
XWE
127
XCSNICIN
R59 0 TP504
101
XNICACKH
R409 0
184
INTR
100
RXWNIC
R323 99
NICRESB
N.M.
R283 TP118
126
DPANIC16
TP121
125
DPANIC15
TP123
BR2 124
DPANIC14
TP125
123
DPANIC13
TP127
119
DPANIC12
TP128
118
DPANIC11
TP129
117
BR5
DPANIC10
TP130
116
DPANIC9
TP131
115
DPANIC8
TP132
114
DPANIC7
TP133
BR3 113
DPANIC6
TP135
112
DPANIC5
TP137
111
DPANIC4
TP138
110
DPANIC3
TP139
109
BR4
DPANIC2
TP140
108
DPANIC1
TP141
107
DPANIC0
TP142
98
DPONIC15
TP143
BR13 97
DPONIC14
TP144
96
DPONIC13
TP145
95
DPONIC12
TP146
94
DPONIC11
TP147
BR12 93
DPONIC10
TP148
92
DPONIC9
TP149
91
DPONIC8
TP150
90
DPONIC7
TP151
BR11 89
DPONIC6
TP152
88
DPONIC5
TP153
85
DPONIC4
TP154
84
DPONIC3
TP155
83
BR10
DPONIC2
TP156
82
DPONIC1
TP157
81
DPONIC0
R402 TP159
79
DPAPCL16
TP160
78
DPAPCL15
TP161
BR26 77
DPAPCL14
TP163
76
DPAPCL13
TP165
75
DPAPCL12
TP168
74
DPAPCL11
TP169
BR27 73
DPAPCL10
TP171
72
DPAPCL9
TP173
71
DPAPCL8
TP176
70
DPAPCL7
TP177
67
BR28
DPAPCL6
TP179
66
DPAPCL5
TP181
65
DPAPCL4
TP184
64
DPAPCL3
TP185
BR29 63
DPAPCL2
TP187
62
DPAPCL1
TP189
61
DPAPCL0
N.M.
R324
102
XCSNIC
132
XNICACK
80
XCSNICP
C265 C287
N.M.
DG DG
+3.3V
B
C
IC21
SUB ASIC
LC24199B-WJ0-E (SPD2)
C311 0.1u
C310 0.1u
C305 0.1u
C286 0.1u
C262 0.1u
C263 0.1u
C264 0.1u
C233 0.1u
C269 0.1u
C268 0.1u
C289 0.1u
C314 0.1u
C
6 – 5
D
131
GPIO7
130
GPIO6
129
GPIO5
TP105
128
GPIO4
(PWSAVE)
R325
106
SDDTC
189
RTCDT
188
RTCCK
187
RTCCE
192
XMDMRST1
193
XMDMRST0
137
PLNGON
133
XROLSNS
134
XORGSNS
135
XFRSNS
136
XB4FRS
194
BZCONT
195
SPMUTE
TP107
196
VOLC
TP108
197
VOLB
TP109
198
VOLA
199
BZOUT
TP110
200
GAINC1
TP111
201
ERLY1
TP112
202
DPMUTE1
TP113
203
CML1
TP114
204
TXMUTE1
TP115
205
DPON1
TP116
206
MONSEL
3
XCI1
C315
N.M.
TP117
5
GAINC0
TP119
4
ERLY0
TP120
6
DPMUTE0
TP122
7
CML0
TP124
8
TXMUTE0
TP126
9
DPON0
10
XEXHS0
11
XCI0
C313
C312
N.M.
12
PDATAM
TP134
13
CTBSYB
TP136
14
CPRDYB
15
ETBSYB
18
PRRDYB
19
EPRDYB
20
PDATA
21
PCURESB
R446 0
22
PCLK
23
PSTS
R487 0
24
PCMD
25 N.M.
CTBSYPCLB
26
CPRDYPCLB
27 R447
ETBSYPCLB
28 R444
PRRDYPCLB
29 R404
EPRDYPCLB
30
PDATAINPCL
31
PCLRESB
36
PCLKPCL
37 R441
PSTSPCL
38
PCMDPCL
39 R442
PACK
40
PREQ
32 R403
XNICACKP
33
RXWP
C309
N.M.
TP162
41
DPOPCL0
TP164
42
DPOPCL1
TP166
43
DPOPCL2
TP167
44
DPOPCL3
TP170
45
DPOPCL4
TP172
46
DPOPCL5
TP174
47
DPOPCL6
TP175
48
DPOPCL7
TP178
49
DPOPCL8
TP180
50
DPOPCL9
TP182
55
DPOPCL10
TP183
56
DPOPCL11
TP186
57
DPOPCL12
TP188
58
DPOPCL13
TP190
59
DPOPCL14
TP191
60
DPOPCL15
DG
C204
0.1u
DG DG
DG
D
C65
C
DG