Chapter 3 Power On Check; Power On Pre-Check - Cal Power ITech IT6860B Series User Manual

Shift key is pressed,Use
Shift
compound keys
OVP function is enabled
OVP
Not in use
OCP

Chapter 3 power on check

This chapter will introduce the procedure of power on check for IT6860B, including
pre-check and output check, to make sure the power supply can power on and work
normally on the original state.

3.1 power on Pre-check

Before operation the power supply, please read the following safty guide:
Warning： The AC input voltage is 110V or 220V, please check the switching at the
bottom of the power supply, to make sure it matches the voltage in your
city. Otherwise, the power supply may be damaged.
Warning： The power supply provides a three-wire power cord, you should plug it
to a three cord junction box. You should also make sure the power supply is
well grouded.
Warning：The connection wire should have enough current capacity that it can
bear the max rated current/short current of the power supply and not get
too hot.
Warning：To avoid any fire or electric shock, please ensure the AC input voltage
fluctuation not exceed 10% of the working voltage range.
Note：In some situation, use the miscongfiged main voltage for the instrument may
cause the main fuse blew.
IT6860B User manual
The power supply has error or
Error
fault
The power supply is in OVP
Prot
/OTP protection
Keypad is locked
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