Alpha Technologies XM2, XM2-HV, XM2-HP - Manual (Page 42)

3.1 Power Distribution Board (PDB) Setup, continued
The jumpers (JP-1 and JP-2) and switches (SW-1, SW-2) are located on the Power
Distribution Board (PDB) as shown below.
Fig. 3-1, Locations of JP1, JP2 and SW1, SW2 on the Power Distribution Board (PDB)
JP 1
When configured for 120Vac Operation, the pins on
both JP1 and JP2 will be OPEN.
Two-pin jumper
JP 2
SW 1(Output)
SW 2 (Input)
Some models of the PDB’s JP1 and JP2 are two-pin jumpers, while other models have three-
pin jumpers. The voltages are configured as shown below.
120 240
When configured for 240Vac Operation, the pins on
both JP1 and JP2 will be SHORTED.
When configured for 120Vac Operation, on both JP1
and JP2 the pin marked “120” and the center pin will
be shorted as shown.
120 240 120 240
JP1 JP2
120 240
JP1 JP2
When configured for 120Vac Operation, on both JP1
and JP2 the pin marked “240” and the center pin will
be shorted as shown.
JP1 JP2
JP1 JP2
Three-pin jumper
42 017-805-B0-010 Rev. K2