Line voltage conversion, Open the unit, Configure the power transformer – HP 6633B User Manual
Page 69
69
D
Line Voltage Conversion
WARNING:
Shock Hazard Operating personnel must not remove instrument covers.
Component replacement and internal adjustments must be made only by
qualified service personnel.
Open the Unit
♦
Turn off ac power and disconnect the power cord from the unit.
♦
Remove the four screws that secure the cover (use a #2 Pozi drive).
♦
Slightly spread the bottom of the cover and pull it back to remove it from the unit.
Configure the Power Transformer
♦
Locate the ac input wiring harness on the left side of the transformer.
♦
Use a needlenose pliers and connect the ac input wiring harness according to the information in
the following figure:
grey
white/red/grey
jumper
grey
white/red/grey
jumper
grey
white/red/grey
jumper
grey
white/red/grey
jumper
spare
Figure D-1, Power Transformer AC Input Connections