Tally T6090 Maintenace Manual - page 99
Chapter 4: Removal and Reinstallation Procedures
4 –29
Procedure 17 – The Platen Open Sensor
Before beginning this procedure, turn the printer off and disconnect the power cable.
Removing
STEP 1.
Remove the Platen from the printer (see Procedure 16).
STEP 2.
Disconnect the Platen Sensor cable (J601) from the Engine Controller CBA, remove the cable
from any cable supports and remove the ferrite bead encircling the cables.
STEP 4.
The Platen Open Sensor is secured to the end of the platen detent plate by two plastic tabs,
release the tabs and the sensor will come free.
J601
Platen
Alignment Plate
Detent
Plate
Platen
Open Sensor
Platen
Assembly
Figure 4–26. Removing the Platen Open Sensor
Reinstalling
STEP 1.
Snap the new sensor into place on the Platen detent plate. Plug the Platen Open Sensor cable
(J601) into the Engine Controller CBA and reinstall the platen.
STEP 3.
Turn power on and open the platen all the way. The control panel display should read
PLATEN OPEN
if new sensor is functioning properly.
STEP 4.
Finish the installation by reinstalling all other components you have removed.
Before you reinstall the Ribbon Platform, check the hammer to platen gap and adjust as
necessary (see Procedure 25).
After completing the installation, perform a Hammer Calibration Routine (as explained in
Chapter 2, under the PrntCal Parameter) to adjust for optimum printed output.