Pico Communications PICOPSU-90 User Manual

picoPSU-90

12V, 90Watt ATX Power Supply

Quick Installation Guide

Version 1.0c

Introduction

Based on the electrical design of the picoPSU-120, the picoPSU-90
is a small yet powerful and fully compliant ATX power supply
designed to power a wide variety of motherboard from a single 12V
regulated power source.

The PICOPSU-90 is the only snap power supply solution for
general purpose motherboards. Compatible with an entire range of
mini-ITX, UATX or full size ATX motherboards the picoPSU-90
provides cool, silent power for system. The PICOPSU-90 has many
advantages over a regular power supply:

-Smallest ATX PSU to date

-100% silent operation

-Low heat dissipation with efficiency over 95%

-Plugs directly into the motherboard’s power connector, no cable
mess

Quick installation Instructions

P/N picoPSU-90

Mini-Box.com ATX DC-DC Converter Series

The PICOPSU-90 has been specifically designed for the Mini-ITX
form factor, thus eliminating the need for ATX power cables. It is
also 1U compliant – height will not exceed 1U form factor.

1) After the picoPSU module was ‘snapped in’, hook the hard drive
power or floppy power to your floppy/hard drives. If more hard
drives or floppy connectors are needed, use a HDD/floppy “Y”
splitter cable.

PicoPSu-90 shown with the D201GLY Intel Motherboard.

2) Connect a 12 VDC power adapter (or any 12V source) to the
DC-to-DC connector, center pin / white wire is positive (+).

3) Turn on the PC using the motherboard ON/OFF motherboard
switch

Typical configuration

The picoPSU-90 has been tested with all mini-ITX board (VIA C3,
VIA C7, low power AMD, Celeron, Core Solo and Atom) under
virtually any disk / floppy / CDROM / PCI configuration. Additionally,
the PICOPSU-90 can power P4 boards equipped with an 12VATX
4 pin connector. NOTE: The hard drive cable harness can be

picoPSU-90 Quick Installation Guide Page 2