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60 Repair procedures Welch Allyn Propaq CS Vital Signs Monitor
Required tools
The following tools are required to disassemble and reassemble the Propaq CS monitor
components.
Note
The DCP PROMs and the Digital Board are not field replaceable due to external
programming requirements. Do not remove the DCP PROMs. For Digital Board
service and/or a DCP software update, contact your Welch Allyn Service
representative.
Caution POSSIBLE DAMAGE FROM STATIC DISCHARGE
All calibration, service, and repair must be done at a static-protected work
station. Failure to protect against damage due to static discharge may reduce
monitor operation life and increase repairs. Place the monitor in an anti-static
area before servicing the monitor.
Table 13. Required tools
Description
Phillips screwdrivers, #1 and #2
Flat blade screwdriver
Adjustable torque screwdriver (2.5in-lb to 7.35in-lb.; .43N-m to .83N-m), with Phillips and
3/16" nut driver heads
Tweezers to help with screw removal and replacement
Static-free mat and wrist band equipment
Wire cutter to remove tie wraps
Tie wrap tool
De-ionized (neutralized), filtered, dry, non-combustible gas under pressure for removing any dust
or debris from the monitor’s interior.
Pliers, standard needle-nosed
Pliers, looping - non-serrated, rounded edges for use on tubing
PROM Remove Tool: Amp Part Number 821903-1
Caution It is recommended you use deionized gas for removing dust and debris
prior to reassembly of monitor components. Commercial devices are available to
neutralize compressed gases.