ZXD 3000 User Manual: The Ultimate Installation & Troubleshooting Guide

| Control Element | Function | Secondary Function (Shift + key) | |----------------|----------|----------------------------------| | Rotary encoder | Adjust main output value | Fine adjust (0.01% steps) | | V-Set | Set voltage limit | View voltage sag under load | | I-Set | Set current limit | View instantaneous current | | Output ON/OFF | Enable/disable output | Lock front panel (press 3 sec) | | Memory M | Save/recall setup (0–9) | Clear all memory (confirm with Enter) | | Shift | Access blue-labeled functions | N/A |

is a high-efficiency, switching-mode power supply designed to convert AC grid electricity into stable DC power for telecom infrastructure. Delivering a at a nominal voltage of 53.5V (adjustable from 42V to 59.5V), it serves as a critical hardware piece in mobile base stations and switching equipment.