Power Supply - OKIDATA Pacemark 3410 Service Manual

2.1.10 Power Supply

This switching power supply converts the AC input voltage to +5vdc, +/-8vdc and +38 vdc for use
throughout the printer.
Voltage / Signal Table
Voltage/Signal Purpose
+5 vdc IC logic Levels - LED Drive Voltage
+8 vdc Serial Interface logic Levels - Line Feed Motor Locking Voltage
-8 vdc Serial Interface logic Levels
Service Guide PM3410
Chapter 2 Principles of Operation
Page: 23