Locating the T640 Power Supply Serial Number Label
The serial number label is located on the left side of the power supply faceplate (see Figure 1).
Figure 1: Power Supply Serial Number Label

Related Topics
- T640 Power System Description
- Troubleshooting the T640 Power System
- Replacing a T640 Two-Input 160-A DC Power Supply
- Replacing a T640 Three-Input 240-A DC Power Supply
- Replacing a T640 Four-Input 240-A DC Power Supply
- Replacing a T640 Three-Phase Delta AC Power Supply
- Replacing a T640 Three-Phase Wye AC Power Supply
