IBM 32x - Manual (Page 21)

Port for audio output, such as self-amplified
speakers
power Power. The voltage switch allows you to select
100-127 V or 200-240 V ac.
Attention
When installing a new power supply, be sure
to set the correct input voltage for your area or
you will damage the power supply. See
Figure 1-4 on page 1-6 to locate the voltage
selection switch.
Product introduction
11-9-2005
Chapter 1. Introduction 1-7