HP 97 calculator printer issues
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03-07-2022, 06:53 PM
Post: #2
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RE: HP 97 calculator printer issues
Those resistors were originally on the other side of the circuit board.
I imagine that someone has changed the motor speed and print intensity but put the resistors on the other side of the board. It may have been easier to solder them there if experimenting with the values. The motor is driven at full speed when the head moves to the home position. It may cause more gear noise during this time. cheers Tony |
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Messages In This Thread |
HP 97 calculator printer issues - isanchez - 03-07-2022, 05:18 PM
RE: HP 97 calculator printer issues - teenix - 03-07-2022 06:53 PM
RE: HP 97 calculator printer issues - Paul Berger (Canada) - 03-07-2022, 09:30 PM
RE: HP 97 calculator printer issues - isanchez - 03-08-2022, 07:04 AM
RE: HP 97 calculator printer issues - AndiGer - 03-08-2022, 04:20 PM
RE: HP 97 calculator printer issues - isanchez - 03-09-2022, 05:43 PM
RE: HP 97 calculator printer issues - isanchez - 03-09-2022, 05:58 PM
RE: HP 97 calculator printer issues - teenix - 03-08-2022, 07:16 AM
RE: HP 97 calculator printer issues - isanchez - 03-08-2022, 08:44 AM
RE: HP 97 calculator printer issues - Dreato - 03-08-2022, 05:20 PM
RE: HP 97 calculator printer issues - Duane Hess - 03-09-2022, 11:01 PM
RE: HP 97 calculator printer issues - isanchez - 03-09-2022, 10:49 AM
RE: HP 97 calculator printer issues - Dreato - 03-11-2022, 03:50 AM
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