JRC JMA-5212-4/6 User Manual page 275

Exit 1 Press the [STBY] key.
The equipment will enter the standby state.
2 Press [2] key while the TT Test Menu is open.
Choices for the TT simulator (TT Simulator) are displayed.
3 Press [1] key to select OFF.
The TT Simulator is turned off.
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5.2 TT OPERATION
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