Datasheet

Troubleshooting
Unusual Noises/Unreported Events
980006-001 Rev. A Zebra P630i & P640i Card Printer Service Manual 109
Completely unexpected print results
• Color ribbon out, or nearly out. Replace ribbon.
• Main cover opened during a print job. Open and close main cover, then press
RIBBON to re-sync ribbon. Reprint last job.
• Color ribbon panels out of sync, see previous action.
• Color ribbon not advancing consistently. Color ribbon supply and/or take-up cores not
engaging properly on spindles.
• Front (color side) of card printed with black. Open and close main cover, then press
RIBBON to re-sync ribbon.
• Inconsistent color, very faint printing. Printhead not pressing on ribbon; see
‘Printhead Position (Height/Pressure) Adjustment’ on page 133.
• Color ribbon torn, or jamming intermittently. Clear jam. Pull out more from supply
roll, and reattach to take-up roll. Also, check ‘Printhead Position (Height/Pressure)
Adjustment’ on page 133.
K (Black) panel sticks to card
• Printhead running too hot. Can happen after head replacement if head resistance
incorrectly entered through printer driver; see ‘Printhead Adjustments’ on page 132.
• Black panel density and/or preheat set too high. Contact Zebra Customer Service.
• Check ribbon take-up and supply torques; see ‘Ribbon Torque Adjustment’ on
page 126.
• Color image printing with K (black) panel. Check selections made in Printing
Preferences.
Loud rattling/screeching from card transport
• Card has fallen onto Truck drive belt and is jammed at some point.
a. Open the cover, and remove all the cards from the hopper.
b. Remove the jammed card if accessible.
c. Look for the card in the transport bed.
d. Using the Card Transport Knob, hand-crank the Truck to push the card into one of
two areas for easy removal - under the hopper, or under the flip station (lift the
carrier for access, then push it down again).