Power Supply Unit; Introduction; Power Supply Unit Components - GE Voluson i BT06 Service Manual

GE
D KTI106052, R
IRECTION
Section 5-5

Power Supply Unit

5-5-1

Introduction

The Power Supply Unit (GPP) provides the Voluson i / Voluson e system with both Low Voltage and
High Voltage power, and also enables recharging of the battery.
The GPP Unit controls following main functions:
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5-5-2

Power Supply Unit Components

As shown in
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Figure 5-10 Voluson i / Voluson e Power Supply Unit Components - Block Diagram
5-28
10
EVISION
Input switching stage – selects between the external DC source or internal battery
Back End Low Voltage power supply (LVPS)
Standby power supply
Front End Low Voltage power supply (LVPS)
Front End High Voltage power supply (HVPS)
Battery charger
PS ON/OFF control
Micro controller and circuitry (used for monitoring, charger control and auxiliary functions).
The PS communicates with the host CPU via the SMBus.
4D motor power - amplifier
Figure 5-10 below, the Power Supply Unit comprises the following components:
Rechargeable Battery
PS Controller and Monitor
DC Source Selector
Battery Charger
High Voltage Power Supply (HVPS)
Low Voltage Power Supply (LVPS)
Section 5-5 - Power Supply Unit
V i / V e
OLUSON OLUSON
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ERVICE ANUAL