User’s Manual UDP6900 Series Digital Control Power Supply
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Error Reference
If EEPROM is damaged, “EEPROM Fault” will be prompted.
Trouble-shooting
The power supply fails to start properly when the power supply is enabled, see the
following procedure to check and deal with it.
1. Check whether the power cable is connected correctly and make sure the power
supply is powered on.
If the power cable is connected in good condition, then move to next step.
If the power cable is connected incorrectly, reconnect the power cable to fix the
error.
2. Check whether the power supply is turned on and the power switch is switched on.
If the power supply has been turned on and the power switch is switched on, then
move to next step.
If the power supply is turned off, press the power switch to fix the error.
3. Check whether the fuse is burned out.
If the fuse is burned out, replace the fuse as the following steps.
(1) Turn off the power supply and plug out the power cable, use tweezers or screwdriver to take out the
fuse box (fuse position refer to Rear Panel figure).
(2) Check whether the fuse is damaged, if it is really damaged, replace the fuse according to the model.
The specification of fuse as shown in the following table.
Specification of Fuse（Input 110VAC~220VAC）
(3) Replace the fuse of the same specification, put it in the box, and re-power it.
3. Function and Feature
This chapter is to introduce the function and feature of the power supply, including the following contents.
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