Cpu Board; Test Points - Intermec EasyCoder PX4i Service Manual

15

CPU Board

This chapter describes the CPU board which is fi tted in the electronics
compartment, see Chapter 12.
The chapter covers the following topics:
• Description
• Circuits
• Connectors

• Test points

• Startup
• Components
• Schematics
• Replacement
Note: Devices and fi le systems, such as "/c:" or "uart1:", are only used in
Fingerprint. Some may also exist in IPL, but are hidden to the user.
The electronics compartment contains wires and circuits with high
voltage. Before removing the left-hand cover or the bottom plate, make
sure that the power is off and the power cord is disconnected from the
printer.
Before touching the CPU board, take precautions to avoid any electro-
static discharges.
EasyCoder PX4i and PX6i Service Manual 143