Media Hubs M Class Mark II Industrial Printer User Guide
- June 3, 2024
- Media Hubs
Table of Contents
Media Hubs M Class Mark II Industrial Printer
Overview
This docum ent describes the contents and installation of the Media Hub
options for the M-Class MI I
printer. Only qualified service personnel should perform this installation.
After verifying the kit contents and the tools needed, follow the steps below
to install the option.
Contents
The contents of the Media Hub Kit differ according to kit number:
(3-Inch Media Hub Kit) contains the following item s:
- 1.5-Inch Media Hub Assembly
- Philips Screw
- Hub Adapter
(40-mm Media Hub Kit) contains the following item s:
- 40-mm Media Hub Assembly (P/ N 15-3199-01)
- Philips Screw (P/ N 10-2903-04)
Installation
Caution: Only qualified service personnel should perform this installation. Always wear a wrist strap and follow standard ESD prevention measures when handling any printer circuit card assembly.
Turn OFF the Power Switch and unplug the power cord from the AC Receptacle.
Disconnect the interface cable(s). Remove the Cover Screws on the outside of
the printer 
Raise the Cover .
Loosen the Cover Screws on the Centerplate then remove the Cover . 
Disconnect the cables from the Main Logic Card. Remove the
Screws that secure the Main Logic Card and the Fill Plate to the Card Cage.
Remove the Fill Plate then slide the Main Logic Card out of the printer Remove
the Hanger Screw s that secure the Media Hanger to the Centerplate and then
remove the Media Hanger . 
Slide the Main Logic Card into the
Card Cage and replace the Fill Plate. Secure the Main Logic Card and the
Fill Plate using the previously removed Screws. Reconnect all the cables to
the Main Logic Card. 
Remove the Ground Strap
Screw and Lock Washer , four Power Supply Screw s, and two Line Filter Screw
s.
Remove the Line Filter Bracket and then remove the Power Supply. 
Place the Media Hub
Assembly* ( Item 1) into the Hub Mount . Secure the Shaft to Hub Mount using
the Screw ( Item 2) , ensuring that both are completely tightened before
proceeding 
Install the Power Supply then place
the Line Filter
Bracket onto the Line Filter .
Secure the Power Supply using the Power Supply Screws and the Line Filter
Screws. 
Insert the Ground St rap
Screw into the Lock Washer and the Ground St rap Lug.
Then secure the Ground Strap Lug to the chassis using the Ground Strap Screw
and Lock Washer . Check all Power Supply cable connect ions then place the
Cover onto the printer . Install and tighten the Cover
Screws on the outside of the printer . 
Tighten the Cover Screw s on the
Centerplate. Connect the inter face cable(s) . Plug the power cord into the AC
Receptacle and turn ON the Power Switch.
This completes the installation process; refer to the Operator ’s Manual for
media loading instructions
Note: The 3- Inch Media Hub Kit is configurable:
To install the Hub
Adapter ( Item 3) , align the Tabs then slide the Hub
Adapter over the 1 .5 – Inch Hub
Assembly until it seats in place; or , To remove the Hub Adapter , grasp and
pull.
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