Polaroid Printer P50i - Manual (Page 39)

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B • MAGNETIC ENCODER CLEANING
Use the standard cleaning card process.
This cleans the most important parts of the printer; including the print Head, Transport Roller and Magnetic Stripe
Encoder (refer to chapter 4 “Cleaning” for more instructions.)
1 • Leave power on.
2 • Remove cards from the card feeder.
3 • Insert one presaturated card (provided) through slot on the side of the Card Cartridge.
4 • Press the Multi function button.
ISO STANDARD ENCODING
Track # Field Separator Track density Valid Characters # of characters
1 ^ 210BPI* Alphanumeric 79***
(ASCII 20 - 95**)
2 = 75BPI* Numeric 40***
(ASCII 48 - 62)
3 = 210BPI* Numeric 107***
(ASCII 48 - 62)
* Bit per inch
** Except the “?” character
*** Including Start, Stop and LRC characters. Also note that these 3 characters are
automatically managed by the magnetic encoder according to the ISO Standard norms.