Epson FX 1170 Service Manual - Page 66
Data Flow, REV.-A, printhead.
 |
View all Epson FX 1170 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 66 highlights
REV.-A Figure 2-24 shows the data flow from the host computer to the printhead. Data sent from the host computer is converted to image data and transmitted to the printhead through the gate array. CPU El- -1 Printdata conversion - - - Image data -L transfer ~ Input buffer ~ Image buffer Figure 2-24. Data Flow 2-23
-
1 -
2
-
3
-
4
-
5
-
6
-
7
-
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61 -
62 -
63 -
64 -
65 -
66 -
67 -
68 -
69 -
70 -
71 -
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
-
87
-
88
-
89
-
90
-
91
-
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
-
122
-
123
-
124
-
125
-
126
-
127
-
128
-
129
-
130
-
131
-
132
-
133
-
134
-
135
-
136
-
137
-
138
 |
 |
REV.-A
Figure 2-24 shows the data flow from the host computer to the
printhead.
Data sent from the host computer
is converted to image data and transmitted to the
printhead
through the gate array.
CPU
El-
Print data
conversion
Image data
transfer
-1
~
Input
buffer
-L
---------
~
Image
buffer
Figure 2-24. Data Flow
2-23