Schiller AT-2plus - Battery Pack

Page 4.13
Chapter 4
Module Removal and Replacement
SCHILLER AT-2plus 6-Channel ECG Unit
SERVICE HANDBOOK Issue d May 2002
Battery Pack
Prerequisite
• The Warnings and Cautions at the beginning of the Chapter must be observed.
• The Top Assembly must be removed and all external cable assemblies disconnected.
Parts
The part numbers of all replaceable items are given in Chapter 6.
Battery Pack Removal
WARNING
THE MAINS SUPPLY MUST BE DISCONNECTED DURING THIS PROCEDURE
To remove the Battery Pack proceed as follows:
1. Ensure that the unit is switched off and that the mains is disconnected.
2. Disconnect the two bayonet connectors and remove the Battery Pack by gently pulling
away from the base.
Battery Pack Replacement
1. Position the Battery Pack with the connectors towards the outside of the unit.
2. Connect bayonet connectors.
Checks and Tests After Battery Replacement
Program all static settings which will have been lost when the battery was disconnected including
date and time.
Set Date:
ALT - 9 - 2 - 2 - D - D - M - M - Y - Y
An acoustic signal confirms the changed setting.
Set Time:
ALT - 9 - 1 - 1 - H - H - M - M - S - S
An acoustic signal confirms the changed setting.
Reset Clock:
To reset the clock, press
ALT - 9 - 9 - 9 - 2 - 1 - 0