| Sterilizer Manufacturer: Tuttnauer |
| Model of Sterilizer: |
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Problem Title:
Tuttnauer E/EA/EK/EKA Keypad Problem |
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Problem Description:
Keypad does not respond |
| Reasons |
| 1. see solutions below |
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Solutions |
| 1. Check for +12 and +5 volts DC on TP17 and TP15, If voltages are not present, check the Power Supply first. Check that the number 3 dip switch on the Digital Predg Board is in the down or off position. Cycle the unit off and then on if a change was made. For an explanation of the dip switches, check dip switches information Chart Check that the green ground wire connecting the Digital Predg Board and the Electronic Box is secure at both ends and connected in the middle. Turn off the power and disconnect the small flat cable going from the Keypad to the Digital Predg Board, inspect the connector for bent pins and then reconnect making sure the connection is solid Turn off the power and disconnect and then reconnect the flat cable going from the and Ajunc Board to the Digital Predg Board being sure to inspect all connectors for bent or broken pins. If a Printer is installed turn off the power and disconnect the printer Cable at the Digital Predg Board, turn the power back on and test the Keypad. If there is no change then turn off the power and reconnect the Printer Cable Replace the Keypad Replace the Digital Predg board |
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