Covidien Nellcor GR101704, Service Manual

Page: 198 / 236

Repair
12-10 Service Manual
12.5
Chassis Disassembly and Reassembly

WARNING:
Before attempting to open or disassemble, disconnect the power cord to
avoid possible injury.

Caution:
Observe ESD (electrostatic discharge) precautions when disassembling and
reassembling the monitoring system and when handling any internal
components.

Caution:
Ensure the work surface is clean and free of debris.

Note:
The battery charge procedure should be performed before repairs when possible.
Disassembly and reassembly of the chassis requires removal of the parameter
module. Prepare a reasonable, static-free work surface for opening and
working on both halves. The following section describes three primary tasks.
1.
Reference Parameter Module Replacement , p. 12-10, to remove and then replace
the parameter module or its subassemblies.
2.
Reference Monitoring System Chassis Disassembly , p. 12-17, for chassis disassembly.
3.
Reference Monitoring System Chassis Reassembly , p. 12-20, for chassis reassembly.
12.5.1
Parameter Module Replacement
Remove the parameter module prior to performing any internal repair to the
monitoring system. The parameter module consists of the parameter module
case and the parameter board assembly. The following subsection describes
three primary tasks.
1.
Reference Parameter Module Replacement , p. 12-10, to remove and then replace
the parameter module assembly.
2.
Reference Parameter Module Case Replacements , p. 12-13, to remove and then
replace components of the parameter module case.
3.
Reference Parameter Board PCBA Replacements , p. 12-15, to remove and then replace
either the parameter board PCB or the OEM PCB.