Reset Circuit - Brother HL-730Plus Service Manual

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.).
<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. 2.17
Fig. 2.18
II-17