Planet GPL-PWR75-DC Users Guide

1. Overview

2. Introduction

Thank you for purchasing PLANET 75-watt DC power supply for GPL-8000.

Power Supply Unit Input Range

GPL-PWR75-DC -36 to -72V DC

Open the box of the Redundant Power Supply unit and carefully unpack it. The box should contain the following items:

 The DC Power Supply unit x 1

 User’s Manual x 1

If any item is found missing or damaged, please contact your local reseller for replacement.

Before installation, please be sure to read this user’s manual carefully to complete the correct installation of GPL-PWR75-DC Power Supply Unit. This manual shows how to quickly install the power in the GPL-8000.

The following gure shows the front panel of the GPL-PWR75-DC.

Figure 2-1 GPL-PWR75-DC Front View

– 1 – – 2 –

3. Installing Redundant Power Supply Unit

The GPL-PWR75-DC is hot-swappable, so there is no need to power off the GPON OLT before installing or

Note

Follow these steps to install the redundant power in the GPON OLT:

1. Place the GPON OLT on a at surface. Use a screwdriver to

unscrew screws on both sides of the blank plate to remove the blank plate. Do not discard the blank plate as it can be used again when removing the power supply unit from the GPON OLT.

removing the power supply unit.

Figure 3-1 Removing the Blank Plate

2. Install the redundant power by sliding the power supply unit into the compartment.

Figure 3-2 Sliding the Power Supply Unit into the Compartment

3. Next, tighten the thumbscrews on both sides.

Figure 3-3 Tightening the GPL-PWR75-DC

Please make sure that the power source must be turned off before plugging in the power supply to

Caution

avoid device damage.

– 3 – – 4 –

4. Wiring the DC Power Input

The 3-pin terminal block connector on the redundant power uses DC power input. Please follow the steps below to insert the power wire.

1. Before connecting the DC power wires, please check whether your local DC power source is stable.

Note

2. The wire gauge for the power cable should be in the range of 12 ~ 24 AWG.

3. The DC power input range is -36 ~ -72V DC.

5. Removing Redundant Power Supply Unit

Follow these steps to remove the redundant power from the GPON OLT:

1. Remove all DC power wires from the terminal block of the GPL-PWR75-DC.

2. To remove the redundant power from the GPL-8000, loosen the thumbscrews on both sides and pull it out.

1. Insert the positive DC power wire into the positive(+) contact (left pin) and tighten the wire-clamp for preventing the DC power wire from loosening.

2. Insert the negative DC power wire into the negative(-) contact (middle pin) and tighten the wire-clamp for preventing the DC power wire from loosening.

3. Insert the grounding power wire into the grounding(G) contact (right pin) and tighten the wire-clamp for preventing the power wire from loosening.

Figure 4-1 Power Pin Design of GPL-PWR75-DC

– 5 – – 6 –

Figure 5-1 Removing the GPL-PWR75-DC