Zebra 49834 Manual De Usuario
228
170PAX4 Maintenance Manual
57518L-001 Rev. A
3/18/05
Preventive and Corrective Maintenance
Printed Circuit Boards—Main Logic Board
Main Logic Board
This procedure is for installing or replacing the main logic board. Read these instructions
thoroughly before performing this procedure.
thoroughly before performing this procedure.
Tools Required
Installation Instructions
Obtain the Printhead Resistor Value
At the end of this procedure (see
), you
will need the printhead resistor value. You can obtain the resistor value by printing a
configuration label (printed method) or by reading a label located on the printhead (observed
method). The configuration label, if it prints, will also tell you what is plugged into the SPI
ports (P30-P35) on the main logic board.
configuration label (printed method) or by reading a label located on the printhead (observed
method). The configuration label, if it prints, will also tell you what is plugged into the SPI
ports (P30-P35) on the main logic board.
Printed Method
1.
Turn Off (O) the print engine.
2.
Press and hold CANCEL while turning the power On (l). Hold CANCEL until the first
front panel light turns off.
front panel light turns off.
A configuration label prints.
Caution • A qualified service technician must perform this installation.
Caution • Turn OFF (
O
) the AC power switch and remove the power cord before
performing this procedure.
Phillips Screwdriver Set
Standard Nutdriver Set
Flat-blade Screwdriver Set
Anti-Static Wriststrap and Mat
Metric Hex Key (Allen Wrench) Set
Small Needle Nose Pliers