1．Power On The Power Supply - Cal Power ITech IT6860B Series User Manual

Note：If the power supply is used to charge a battery, please pay attention to the
positive and negative polarity to avoid any damage.
Power on pre-check includes two parts: power on the supply and system self check.
1．
Power on the power supply
If Power Supply Does Not Turn On
Use the following steps to help solve problems you might encounter when turning on the
instrument.
(1)Verify that there is AC power to the power supply.
First, verify that the power cord is firmly plugged into the power receptacle on the rear panel
of the power supply. You should also make sure that the power source you plugged the
power supply into is energized. Then, verify that the power supply is turned on.
(2) Verify the power-line voltage setting.
Make sure the voltage selector switch is set according to the present line voltage
(110VAC or 220VAC) when the power supply is shipped from the factory. Change the
voltage setting if it's not correct.
(3)Verify that the correct power-line fuse is installed.
If the fuse was damaged, please see the table below to replace the fuse for your power
supply
.
Model
IT6860B
T5A
IT6862B
IT6863B
(4)How to exchange the fuse
Open the small plastic cover below the power supply input socket on the back panel with a
screwdriver, and you can see the fuse in it, please use the specifications in line fuse.
Remove the power cord and then use a screwdriver to remove the fuse box.
用户使用手册
Fuse
Specifications
（110VAC）
250V
Fuse
Specifications
（220VAC）
T2.5A 250V
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IT6860B User manual