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HP-97 card reader, printer questions
12-25-2015, 02:40 AM (This post was last modified: 12-25-2015 02:44 AM by quantalume.)
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RE: HP-97 card reader, printer questions
Regarding the card reader, is it possible that the alignment of the card to the head is not as it should be? Admittedly, this is hard to do if it is assembled correctly. Are all of the nylon balls in place? Have you tried writing and then reading back the same card? Check to make sure none of the head wires have come loose.

The printer mechanism in the 97 is very similar to the one found in the 82143A for the 41C, which is readily found at a fair price and can be used as a parts donor if necessary. The drive wheels are specially molded over ridges in the plastic drive assembly, but I've successfully used standard O-rings to repair them after removing the remains of the original wheels. However, you have to completely disassemble the mechanism to repair it, a royal PITA.

David Brunell
Houston, Texas
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RE: HP-97 card reader, printer questions - quantalume - 12-25-2015 02:40 AM



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