• 2-17 • P1057798-001 rev. B • QLn420 Repair Procedures
Removing the Media Cover
1 Remove the Main Housing from
the Lower Housing as previously
described.
2. Remove the Printer Frame from
the Main Housing as described on
Page 2-16.
3. Using a 3/32” hex driver, push the
Hinge Pin out of the holes on the
Media Guide Plate (as shown).
4. Remove the Torsion Spring from
the mounting holes (circled) on
the Media Guide Plate.
5. Disconnect the Black Bar Cable
(J8) from the MLB, then route
it through the frame to detach
the Media Cover from the Media
Guide Plate.
Repair Kit P1050667-004- Media Cover Linered
Installation Instructions
This kit includes the parts necessary to install the P1050667-004 Media Cover Kit
Linered in the QLn420 model printer. Read these instructions thoroughly before
attempting to install this kit.
Tools Required
• 3/32” Hex Driver
• Torque Driver (4.7 +/- 1 in. lb.) #0 or #1 Phillips bit
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