HID DTC400E/C30E/M30E User Guide - Manual (Page 85)

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DTC400e/Persona C30e/M30e Card Printer User Guide (Rev. 1.1) 4-38
increments of 2 until the white edge is gone.
i. If still having blank card issues, continue to Step 5.
5 Check the Printhead connections.
a. Remove the Printer power and USB cables.
b. Turn the Printer over to gain access to the base plate.
c. Remove the one (1) screw from the Printhead cover plate and remove the
cover plate.
d. Depress the Printhead locking tabs and remove the Printhead.
e. Check to ensure that Power and Data Cable (that connects to the
Printhead) is properly seated.
f. Remove the Back Cover.
g. Ensure that the Printhead Power/Data Cable is properly seated on J16 on
the Main board.
h. If still having blank card issues, continue to Step 6.
6 Ensure that the proper voltage is being applied to the Printhead.
a. Remove the back cover.
b. Using a Digital Voltmeter, connect the negative lead to ground.
c. Probe Pins 1 to 5 of the Printhead power connection on J16.
d. Ensure that a voltage between 22 to 23 VDC is read on each pin.
• If less than 22 volts is read on any of the pins, replace the Printhead.
• If still having issue with blank cards, replace the Main Board. (Note:
Contact an authorized repair center)