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Welch Allyn AudioScope - Charging Stand

Welch Allyn AudioScope
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4.2 Disassembly Procedure, Charging Stand.
Abstract: The Charging Stand disassembles to three main components: the base
plate, the holder, and the housing assembly. If the internal circuit board fails, replace
the housing assembly. Bent charging contacts cannot be replaced since they are heat-
staked into the housing assembly.
4.2.1 Prepare charger stand unit for disassembly.
___ Unplug charging transformer from mains.
___ Remove specula.
4.2.2 Base plate assembly removal.
___ Unscrew four screws holding the base plate assembly to the housing
assembly.
___ Push the base out of the housing (if it sticks) with the handle of a
screwdriver or small hammer.
___ Lift the holder (top portion of the charging stand) out of the housing.
4.2.3 Rubber feet.
___ Push old rubber feet out of base plate.
___ Push replacement feet into holes in base plate.
4.2.4 Reassemble.
___ Slide holder into housing assembly. Do not crush contacts.
___ Place base into housing assembly.
___ Attach base to housing assembly with four screws.
4.2.5 Test
___ Connect a known good charger to the Charging Stand jack.
___ Put a "known good" handle into the charging well.
___ Charging light will light if stand is functioning normally.

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