Xerox Phaser 3100MFP Service Manual page 165

General Procedures and Information
Reset
The reset is generated from 3.3V as all logical parts (DIGICOLOR2, memory, ...) are supplied in
3.3V. The reset is active during at least 100ms.
Figure 5 Printer's reset diagram:
Phaser 3100 MFP 04/08 6-17