
MA3-PS-4812 Quick Start Guide
This guide helps you install and use your MA3-PS-4812 for the first time.
Go to www.kramerav.com/downloads/MA3-PS-4812 to download the latest user manual and check if
firmware upgrades are available.
Step 1: Check what’s in the box
MA3-PS-4812 External Power Supply for PoE
Introduction
MA3-PS-4812 is a power supply add−on that enables PoE powering of devices connected to MTX3-34-M modular matrix.
All normal static discharge precaution measures must be observed to prevent damage to the equipment.
Step 2: Installing your MA3-PS-4812
To install MA3-PS-4812:
1. Power off MTX3-34-M and all devices connected to it.
2. Remove the new power supply from its shipping box and anti-static bag. Reserve the original packaging including the
anti-static bag for future use.
3. Install MA3-PS-4812 in the 19” rack, in the space above or below MTX3-34-M.
4. Connect the MA3-PS-4812 round power connector (of the included DC power cord) to the port on the rear panel of
MTX3-34-M.
5. Connect the AC power connector (of the
included AC power cord) to the AC port
and to the AC power source.
6. Power on MTX3-34-M and peripheral
devices.
Safety Instructions (See www.kramerav.com for updated safety information)
Caution:
• There are no operator serviceable parts inside the unit.
• Ensure that the environment (e.g., maximum ambient temperature & air flow) is compatible for the device.
• Avoid uneven mechanical loading.
• Appropriate consideration of equipment nameplate ratings should be used for avoiding overloading of the circuits.
• Reliable earthing of rack-mounted equipment should be maintained.
Warning:
• Use only the power cord that is supplied with the unit.
• Disconnect the power and unplug the unit from the wall before installing.
• Do not open the unit. High voltages can cause electrical shock! Servicing by qualified personnel only.
• To ensure continuous risk protection, replace fuses only according to the rating specified on the product label which located on the bottom of the unit.