Zebra RW SERIES Especificaciones Pagina 48

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RMAN-RWS-001 rev. B • RW Series Repair Procedures • 2-48 •
Replacement Kit RK17393-020 RW 420 4MB Controller
Installation Instructions
This kit includes the parts and documentation necessary to install the
RK17393-020 Controller Kit, 4M Kit in the RW 420 model printer. Read these
instructions thoroughly before attempting to install these kits.
The operator must wear a properly grounded ESD strap to perform the following
repair procedure.
Reference Materials
UMAN-RWS RW Series Users’ Guide
Tools Required
#0 or #1 Phillips Head Screw Driver
Cautions
Thisinstallationmustbeperformedonlybyaqualiedservicetechnician.
Unless otherwise specied:
Always turn the printer off
Remove the battery before installing any Replacement Kits.
Introduction
You will need to replace the Controller Board if it has been determined that it
no longer functions properly. This procedure covers installation of Controller
Boards with 4M (RK17293-020) DRAM/Flash Memory congurations. You must
re-load the printers application les and re-calibrate the printer after replacing the
Controller Board.
Removing the Controller Board
1. Remove the Top Cover. Refer to the procedure for RK13793-008 and -009 for
more details.
2. Unplug all cables from the Controller Board.
Ensure you unlatch the flex cable connectors before attempting to unplug them.
3. Remove the (2) Screws securing the Controller board. Push in the media cover
latch release button and pull the Controller Board out of the printer.
Damage could occur if the Latch release button is not pressed in while removing the
Controller Board
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