ITech IT6500C Series User Manual page 29

4. Check whether the terminal resistance (plug) of the system bus is correctly
installed, before checking, confirm the alarm information have read.
If no, Please re-install the terminal resistance. For 2U model, insert the
terminal resistance at any end of the system bus interface. For other
models, insert the terminal resistance to the bus Input of the first power
supply system and the bus Output of the last power supply system.
5. When error information prompts at startup, Press [Esc] key to see whether
present fault state can be cleared. Or, the user can attempt to clear the fault
state by restarting the instrument. Do not restart the instrument until it is
completely powered down. If not, contact ITECH engineer.
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