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Restoring Factory Default SETUP Values

In certain circumstances, due to known or unknown causes, the TT4 may fail to operate properly, or may become locked out of the SETUP mode because Bit 7 of Register 3 has been set to a ‘1‘. In either of these situations, the following procedure(s) will clear the terminal‘s setup memory and reprogram it with the original setting that it contained when it arrived from the factory.

TransTerm 4C Procedure

  1. Disconnect the unit from power.
  2. Press and hold both the CONTROL key and the SHIFT key.
  3. Apply power to the unit, wait for power-up reset to complete.
  4. Release the CONTROL and SHIFT keys.
  5. Remove power from the unit.
  6. Apply power.
  7. Restore unit's SETUP to your requirements.
FACTORY RESETS
TT5
TT4

TT6

TIM1B

TT7C
TT8

TT9

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