Datex-Ohmeda Aestiva 7900 SmartVent, Service Manual

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1/ Introduction
1-2 1503-0151-000 5/26/0
Personnel are mandated by Company Policy to service electronic
equipment to a board replacement level only.
• Read completely through each step in every procedure before start-
ing the procedure; any exceptions can result in a failure to properly
and safely complete the attempted procedure.
• Unless otherwise specified, values in this manual are nominal.
• Sections in this manual begin on odd numbered or right-hand pag-
es. If there is no text on the preceding, backup even numbered
page, it is labeled "NOTES:" for your use if you wish.
• Figures that require more than one page have the title and main text
on the left (even numbered) page; Additional figure information is
on the facing (odd numbered) page.
Some terms used in this manual
Note: A Note provides additional information to clarify a statement in text.
Important: An Important statement is similar to a note, but provides a comment
of greater emphasis.
WARNING:
w w
w w
A Warning statement, with this symbol, warns the reader of the possibility
of injury to the patient or operator/service person.
CAUTION:
w w
w w
A Caution statement with this symbol, cautions the reader of the possi-
bility of damage to the equipment.
1.1. What this manual includes
This manual covers the Ohmeda 7900 Anesthesia Ventilator which is an integral
component in the Ohmeda Excel SE and Ohmeda Modulus® SE Anesthesia Sys-
tems.
Data on the control module troubleshooting, disassembly, repair, reassembly, test-
ing and calibration are included.
The Excel SE and Modulus® SE Anesthesia Gas Machines each have their own
service manuals.