Brother International HL-720 Service Manual - Page 34
Reset Circuit, <HL-720>, Fig. 2.17, <HL-730/730Plus>, of reset is 200 ms typ.
 |
View all Brother International HL-720 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 34 highlights
1.3.8 Reset Circuit The reset IC is PST591DMT. The reset voltage is 4.2V (typ.) and the LOW period of reset is 50 ms (typ.). Fig. 2.17 The reset IC is PST593DMT. The reset voltage is 4.2V (typ.) and the LOW period of reset is 200 ms (typ). Fig. 2.18 II-17
-
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
-
139
-
140
-
141
-
142
-
143
-
144
-
145
-
146
-
147
-
148
-
149
-
150
-
151
-
152
-
153
-
154
 |
 |
II-17
1.3.8
Reset Circuit
<HL-720>
The reset IC is PST591DMT. The reset voltage is 4.2V (typ.) and the LOW period
of reset is 50 ms (typ.).
Fig. 2.17
<HL-730/730Plus>
The reset IC is PST593DMT. The reset voltage is 4.2V (typ.) and the LOW period
of reset is 200 ms (typ).
Fig. 2.18