Zebra Technologies Q3DLUBA000002 manual Media Guide Rollers, QL420/QL 420 Plus AN16753-003

Media Guide Rollers, QL420/QL 420 Plus

AN16753-003 & -004

You must use an ESD strap and work at a properly grounded workstation (antistatic mat or tray). All electronic components must be placed on an ESD protective tray. If stored, any elec- tronic components must be placed in antistatic bags.

Tools Needed

3/32” hex driver

Replacing the Media Rollers

Both Media Rollers should be replaced as a set.

1.Turn off the Printer and open the Media Cover.

2.Remove the old Rollers. Remove a Media Roller Cap as shown below Each one is held in place with a #4-40 x 1/4” Socket Head Screw.

3.Install the New Rollers. Insert a new Media Roller into one side of the Media Cover Assembly as shown. Secure the Media Roller with the new Media Roller Cap and (1) Screw.

4.Repeat the procedure for the other side of the Media Cover Assembly.

Media Guide Roller, Linered

Media Roller Cap

Screw (tighten to 5 in/lbs,)

Media Guide

Roller, Linerless

RMAN-QLS-002 rev. A Repair Procedures • 2-56 •