Electrics Cover; Release Button - Intermec EasyCoder 301 Service Manual

2.3

Electrics Cover

WARNING!
Before removing the electrics
cover, turn off the printer and
disconnect the power cord. High volt-
age wires and circuits inside.
2.4

Release Button

Intermec EasyCoder 301 – Service Manual Ed. 3
Description
The electrics cover protects the CPU board and the print unit drive
motor. This compartment is off limits to the normal user because of
the risk of electric shock and also the risk of damaging components
by causing short-circuits and electrostatic discharges. The service
technician should take able precautions before removing electrics
cover by switching off the power to the printer and disconnecting
the power cord.
When working on the CPU board, take precautions to prevent
electrostatic discharges and use non-conductive tools to prevent
short-circuits.
The electrics cover is fitted to the centre-line wall by means of two
self-tapping Posidrive screws – one at the rear of the media
compartment and another in the recess for the bar code wand
interface.
Removal or Replacement
• Turn off the power and remove the power cord.
• Disconnect all interface cables at the printer's rear plate.
• Open the front and user covers.
• Remove the Posidrive screw at the rear of the media compart-
ment.
• Remove the Posidrive screw in the recess for the bar code wand
interface.
• Pull out the cover, starting by angling out the front edge and the
pushing the cover rearwards. Take care not to damage the wire-
locks on the Centronics connector on the printer's rear plate.
• Fit back the electrics cover in reverse order. Take care not to
damage the Feed button or the cables to Interface Module and the
Label Taken Sensor.
Description
The release button keeps the user cover closed. It consists of a
circular moulding with a longitudinal shaft. The shaft is fitted into
a recess at the top of the centre-line wall.
Replacement
• Remove the electrics cover as described in chapter 2.3.
• Lift the release button straight up.
• Fit the replacement button in reverse order.
Chapter 2 Covers
11