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The Schedule tab controls the time period for that the queue is active. If ‘Enable Time of Day Settings’ is checked then the queue will be enabled, and accept calls during the times set in the schedule. Further configuration on the Overflow tab determines what happens to calls outside the times the queue is active. The times are in 24 hour format.
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Click on the button to the right of the time field and the clock tool will pop-up. Select your time and click 'OK'.
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Timezone – Default to the system timezone system is running upon, otherwise you can select from the dropdown menu the country/region applicable to your timezone.
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For other Configuring a Queue Tabs see here:
Configuring CyCX - Configuring a Queue - The General Admin Tab
Configuring CyCX - Configuring a Queue - The Agents Tab
Configuring CyCX - Configuring a Queue - The Skills Tab
Configuring CyCX - Configuring a Queue - The Schedule Tab
Configuring CyCX - Configuring a Queue - The Announcements Tab
Configuring CyCX - Configuring a Queue - The Completions Tab
Configuring CyCX - Configuring a Queue - The Overflows Tab
Configuring CyCX - Configuring a Queue - The Other Tab for Specialised Customisation