Page 4.11
Chapter 4
Module Removal and Replacement
SCHILLER AT-2plus 6-Channel ECG Unit
SERVICE HANDBOOK Issue d May 2002
Printer Tray Assembly and Thermal printer
Thermal Printer Replacement.
To replace the Thermal Printer proceed as follows:
1. Position the Printer in the paper tray/print assembly so that the printer mounting plate lips
slot into the dedicated cutouts in the assembly;
2. Insert the two tensioning springs so that the springs are positioned over the outer two
moulded spring supports and in the indent (hole) in the printer mounting plate
3. Position the printer retaining bar and secure the printer and printer retaining bar with the
four retaining screws. Ensure that the cable assemblies from the printer to the PCB are not
caught and are not strained.
Printer/Paper tray Assembly Replacement
1. Position and secure in the base the assembly with the six retaining screws.
2. Reconnect the following connectors to the main board MK 14-10 :
•
data connector to the thermal printer
•
paper mark connector
•
printer motor connecter
•
earth connector
3. Replace the Top Assembly.
Checks, Tests and Adjustments after Printer Replacement
Check the print quality as described in Chapter 3.
