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Overview
Purpose and scope
This document provides instructions for disassembly and assembly, troubleshooting,
functional testing and performance verification for the Micropaq monitor.
This document covers the following monitors:
• Micropaq Model 408 monitor, Masimo version
• Micropaq Model 408 monitor, Nellcor version
• Micropaq Model 406 monitor (ECG only)
For service information about any other monitor, refer to the service manual for that
monitor.
Any service work not described in this manual must be performed by qualified service
personnel at the factory or at an authorized Welch Allyn service center. (For contact
information, see page ii.)
This manual is intended for use only by technically qualified service personnel.
Corrective service is supported to the level of field-replaceable units. Field-replaceable
units include certain subassemblies, service kits, and other parts. All field-replaceable
parts are listed in “Field Replaceable Units” on page 77.
The following activities are not supported:
• Repair and replacement of the main board, radio board, and SpO
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board,
• Component-level repair of circuit boards and subassemblies,
• Performance of any service procedure or instruction in any manner other than
exactly described in this manual.
Related documents
When using this manual, it may be helpful to refer to the following documents:
• Micropaq Directions for Use, 810-2691-XX (Multi-language CD)
• Welch Allyn Products and Accessories, 810-0409-XX
WARNING Failure to observe and adhere to these restrictions could lead to
serious personal injury.
Caution Failure to observe and adhere to these restrictions could damage the
monitor and will invalidate the monitor warranty.