Introduction
This manual provides essential instructions for the safe and efficient installation, operation, and maintenance of your HEWLETT PACKARD HSTNS-PD43 HPE 1400W Common Slot Platinum Plus Hot Plug Power Supply. Please read this manual thoroughly before using the product and retain it for future reference.
Safety Information
- Ensure the power supply is disconnected from the main power source before installation or maintenance.
- Only qualified personnel should perform installation and service procedures.
- Do not operate the power supply in wet or damp conditions.
- Verify that the input voltage matches the power supply's specifications.
- Avoid blocking ventilation openings to prevent overheating.
Package Contents
Verify that all components are present:
- HSTNS-PD43 HPE 1400W Power Supply Unit
Setup and Installation
Follow these steps to properly install the power supply:
- Preparation: Ensure the computer system is powered off and disconnected from the wall outlet. Open the computer case according to its manufacturer's instructions.
- Remove Old Power Supply (if applicable): Disconnect all cables from the existing power supply. Unscrew and remove the old power supply unit from the chassis.
- Install New Power Supply: Carefully insert the HSTNS-PD43 power supply into the designated power supply bay in your computer chassis. Ensure it is seated correctly and align the screw holes.
- Secure the Power Supply: Use the appropriate screws to secure the power supply to the chassis.
- Connect Cables: Connect the necessary power cables from the power supply to the motherboard, CPU, graphics card, storage drives, and any other components requiring power. Refer to your motherboard and component manuals for specific connection points.
- Close Case: Once all connections are secure, close the computer case.
- Connect to Power: Connect the AC power cord to the power supply's input port and then to a grounded wall outlet or surge protector.

Figure 1: The HSTNS-PD43 HPE 1400W Common Slot Power Supply. This image shows the rear panel with the AC power input, power switch, and ventilation grille, along with the top-mounted cooling fan and bundled power cables.
Operating Instructions
After successful installation, follow these steps to operate your system:
- Power On: Ensure the power switch on the rear of the power supply (if present) is in the 'ON' position.
- System Start-up: Press the power button on your computer case. The system should initiate the boot sequence.
- Monitoring: Observe system behavior during startup. Listen for unusual noises and check for any error indicators.
The HSTNS-PD43 is a hot-plug power supply, designed for systems that support hot-swapping. This feature allows for replacement or addition of power supplies without shutting down the entire system, provided the system chassis supports this functionality.
Maintenance
Regular maintenance helps ensure the longevity and optimal performance of your power supply:
- Dust Removal: Periodically clean dust from the power supply's fan and ventilation grilles using compressed air. Ensure the system is powered off and unplugged before cleaning.
- Cable Management: Ensure internal cables are neatly managed to allow for proper airflow within the computer case.
- Environmental Conditions: Operate the power supply in a well-ventilated area, away from direct sunlight, excessive heat, and moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| System does not power on. | Power cable not connected; Power switch off; Faulty power supply; Loose internal connections. | Check AC power cord connection; Ensure power switch is ON; Verify all internal power cables are securely connected; Test with a known good power supply if available. |
| System powers on but shuts down unexpectedly. | Overheating; Overload; Faulty power supply. | Ensure proper ventilation and clean dust; Verify total power draw does not exceed 1400W; Contact support if issue persists. |
| Unusual noises from power supply. | Fan obstruction; Faulty fan bearing. | Power off and unplug the system, then carefully inspect the fan for obstructions and remove them. If noise persists, the fan may be faulty. |
Specifications
- Model: HSTNS-PD43
- Brand: HEWLETT PACKARD (HPE)
- Output Wattage: 1400 Watts
- Form Factor: Common Slot, Hot Plug
- Efficiency: Platinum Plus
- Connector Type: ATX (Standard PC power connectors)
- Compatible Devices: Personal Computer systems supporting Common Slot power supplies
- ASIN: B086Q2SQS5
Warranty and Support
For warranty information and technical support, please refer to the official HEWLETT PACKARD (HPE) website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
Online Resources: HPE Support Website





