Stripe 400/600. Removing and Installing Printhead Printhead Resistance Calibration Toggle Position Adjustment. Removing the Printhead. Removing the Printhead. Turn the power switch off. Disconnect the power cord. Disconnect the printer communications cable.
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Removing and Installing Printhead
Printhead Resistance Calibration
Toggle Position Adjustment
Remove strip plate from the front of the Printhead Assembly by unscrewing the two Phillips head screws.
Remove the two
Using a 7/32 open-ended wrench, remove the two nuts fastening the Printhead to the Printhead Assembly.
Position the Printhead under the Printhead Assembly and connect the Printhead Assembly cable into the appropriate connector.
After confirming the Printhead Cable Assembly is properly positioned into the Printhead connector, attach the two 7/32 hex nuts onto the Printhead bracket guide pins.
Printhead voltage should never be adjusted to affect print darkness. Changing Printhead voltage in this way will drastically reduce the life of the Printhead.
Disengage Printer’s left panel by removing three connecting screws
Three Panel Screws
Black Probe (Negative) Touching Ground (GND)
Red Probe (Positive) Touching F2
After voltage is
Re-attach left panel with the three connecting screws.
Toggle Position Adjustment
Note that too much pressure applied to the toggles will shorten the life of the Printhead. Choose the lowest even pressure that produces the desired print quality in order to maximize Printhead life.
Examples of uneven toggle pressure versus even pressure
Platen Roller Replacement
Removing Control Panel Cover
Control Panel Cover
Removing the Main Logic Board
1. Disconnect all of the data connectors from the Main Logic Board.
Note where the data connectors are attached
to the Main Logic Board.
To detach Main Logic Board from the power supply connector below it, firmly grip board on both sides and pull it upward, carefully rocking it side to side in order to loosen it.
Power Supply Connector
Detach the Upper Media Guide by sliding it away from the right side of the printer.
Upper Media Guide
Media Sensor Assembly
Tear-Off Plate Removal
Main Drive Belt
Platen Roller Removal
Left Platen Bearing and Spacer
Platen Roller Installation
*Make sure that the bearings are rotated correctly for either the S400 or the S600. For the S400, the bearing hole should be on top. The S600 rotates the bearings 180 degrees (the bearing hole is toward the bottom).
* Make sure that the bearings are rotated correctly for either the S400 or the S600. For the S400, the bearing groove should be on the bottom. The S600 rotates the bearings 180 degrees (the bearing groove is toward the top).
Once the right side of the platen roller is correctly inserted into the right bearing opening, slide the left bearing onto the Platen roller bar and lower it into the left bearing dropout.
Platen Roller Bar
Reinstall the Media Sensor Assembly by inserting it through the right side of the printer and securing with the two screws. Slide the media guide into the Media Sensor Assembly slot.
Media Sensor Assembly Slot
Install the Main Logic Board, making sure all the power supply connector pins line up with the connector pins at the bottom of the board. Push the board down into place (rocking the board from side to side may be necessary).
Logic Board Connector
Attach all of the data connectors to the Main Logic Board. Secure Logic board into place with the three screws (making sure the top screw also connects the grounding strap underneath).
Grounding Strap and Screw
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(*) Contents Subject to Change Without Notice. Doc. No. S400-600 Instructions