Table IV-3. Part Numbers (p/n) — Fuses on the AC Power Board.
F3 – Supply 1
F4 – Supply 2
F1 and F2 – Main Power
F5 – Aux Power
100/120
VAC
2.5A, 250V, slo-blo, IEC, sheet 5
p/n 639627
10A, 250V,
slo-blo
2.5A, 250V,
slo-blo
100 mA
HV Card
200/240
VAC
1.25A, 250V, slo-blo, IEC, sheet 5
p/n 636475
sheet 5, IEC
pigtail
100/120
VAC
6.3A, 250V, slo-blo, IEC, sheet 5
p/n 636477
p/n 636478
p/n 639638
500 mA
HV Card
200/240
VAC
4.0A, 250V, slo-blo, IEC, sheet 5
p/n 639623
Fuse cover for F1 through F4 is p/n 638170
Input and Output Voltage Selection
Use the following Input Voltage Selection Procedure to change input voltage to 115 or 230
VAC. The voltage shown on the rear panel indicates the present configuration. Use the Output
Voltage Selection Procedure to change output voltage to 7000 or 5600 VDC.
WARNING: Voltages up to 7000V are present in the DIGITEL MPC. Turn off power and
disconnect the power cord before servicing the unit.
Figure IV-3. Input and Output Voltage Conversion — Location of Components.
Input Voltage Selection Procedure
1.
Disconnect power and remove the top cover.
Digitel MPC Manual
Page 56 of 72