Datasheet

262 Zebra P630i & P640i Card Printer Service Manual 980006-001 Rev. A
Replacement Procedures
Magnetic Encoder
f. Observe the Mag Data Monitor window which shows the amplitude values of all
three tracks. All three tracks should be close in value and be greater than 100.
g. With a 3/32 hex wrench, adjust the amplitude by turning the adjusting screw
1/4 turn clockwise.
h. Continue turning the adjusting screw clockwise 1/4 turn until any or all
amplitudes drop off sharply; then back off the adjustment 1/2 turn.
i. All three tracks should be close in value and be greater than 100.
j. Encode and read another magnetic stripe card.
k. Repeat these adjustment steps if necessary.