Instruments & Clearing User Guide Instruments Instrument Transactions Processing Remittances Test Key Maintenance Test Key Summary Test Key Summary On Homepage, specify PMSTSTKY in the text box, and click next arrow.Test Key Summary screen is displayed. Figure 2-75 Test Key SummaryDescription of "Figure 2-75 Test Key Summary" You can search using one or more of the following parameters: Authorization Status Host Code Instrument Code Record Status External Bank Code Test Key Parameter Once you specified the parameters, click the Search button.System displays the records that match the search criteria. Parent topic: Test Key Maintenance