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  <xsd:element id="cnxn_OtherHardwareAndServicesMember" name="OtherHardwareAndServicesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_ContractWithCustomerLiabilityAdvancePaymentsReceived" name="ContractWithCustomerLiabilityAdvancePaymentsReceived" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="cnxn_AccruedExpensesAndOtherLiabilitiesMember" name="AccruedExpensesAndOtherLiabilitiesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_DesktopsMember" name="DesktopsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_AccessoriesMember" name="AccessoriesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_DisplaysAndSoundsMember" name="DisplaysAndSoundsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_DeferredIncomeTaxExpenseBenefitAdjusted" name="DeferredIncomeTaxExpenseBenefitAdjusted" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="cnxn_OtherLeaseInformationAbstract" name="OtherLeaseInformationAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cnxn_NumberOfAdditionalLeasesNotYetCommenced" name="NumberOfAdditionalLeasesNotYetCommenced" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="cnxn_Totalrevenuerecognizedfromboththebeginningbalanceandcurrentperiodincreaseincontractliability" name="Totalrevenuerecognizedfromboththebeginningbalanceandcurrentperiodincreaseincontractliability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element name="EmployeeMember" id="cnxn_EmployeeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccruedExciseTaxOnTreasuryPurchases" id="cnxn_AccruedExciseTaxOnTreasuryPurchases" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ExciseTaxRateStockRepurchasePercent" id="cnxn_ExciseTaxRateStockRepurchasePercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RepurchaseOfCommonStockIncludingExciseTax" id="cnxn_RepurchaseOfCommonStockIncludingExciseTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CashAndCashEquivalentsAndInvestmentsPolicyTextBlock" id="cnxn_CashAndCashEquivalentsAndInvestmentsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TreasurySharesExpendituresIncurredButNotYetPaid" id="cnxn_TreasurySharesExpendituresIncurredButNotYetPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AllocatedCorporateOverheadCosts" id="cnxn_AllocatedCorporateOverheadCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="UnallocatedCorporateAndOtherExpenses" id="cnxn_UnallocatedCorporateAndOtherExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccruedSeveranceExpense" id="cnxn_AccruedSeveranceExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentExerciseTaxRepurchaseOfCommonStock" id="cnxn_PaymentExerciseTaxRepurchaseOfCommonStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
