1
2
3
4
5
6
7
8
0-30V
0-30V
0-30V
0-30V
0-60V
0-60V
0-30V
0-60V
3A
3A
5A
5A
3A
3A
10A
5A
2.PRODUCTION MODELS
Ltem
Model
Output
Voltage
Output
Current
Output
Standby
Fixed
5V/1A
6. MAINTENANCE
WARNING
The following instructions are for use by qualified personnel only.To avoid electrical shock, do not perform
any servicing other than contained in the operating instruction unless you are qualified to do so.
6-1 lf the fuse blows, the CV or CC indicators will not light and the power supply will not operate. The fuse should
not normally open unless a problem has developed in the unit. Try to determine and correct the cause of the
blown fuse, then replace only with a fuse of the correct rating and type.
The fuse is located on the rear panel.
When line voltage are changed, replade the required fuse shown on page 10
6-2 ln constant voltage mode, if the output voltage is less than presetted
value and CC indicator light, it is over current protection. Unit automatically changed to constant current
mode. Should check the load or increase current set value deponds on the situation.
6-3 ln constant current mode, if the output current is less than presetted value and CV indicator light, the unit
automatically changed into constant voltage mode. Should check the load or increase the presetted voltage
value.
6-4 lf the output voltage is unstableness, please check the AC line it may less than 198V/105V.
2
13
PS-1303C
PS-1303
PS-1305C
PS-1305
PS-1603C
PS-1603
PS-3010
PS-6005
