SCA Functional Specification

Idle Screen

The Idle Screen displays upon device power up, after reboot, and after transaction completion. SCA supports the following merchant controlled media areas: Idle Screen Video, Idle Screen Animation, and Idle Screen Full Image.

Line Items Screen

The Line Item Screen displays when the POS sends start transaction message or interactively as the POS scans line items. The key line item display fields are:

Description	Display
Quantity Description Unit Price Extended Price Running Tax Total Running Sub Total (optional) Coupons or Discounts

Transaction Flows

Sale (EMV CT and CTLS with Quick chip enabled)

Sale - Tap

Display	Description
	Select the card entry mode: Tap
	Authorization in progress screen.
	Transaction is approved screen. After the transaction is complete, the device will return to the Idle Screen.

Sale - Insert

Display	Description
	Select the card entry mode: Insert or Swipe.
	Processing screen and card should be inserted.
	Tap the text box for keyboard input and type the PIN or press the Enter key to continue to next screen.
	Authorization in progress screen.
	If merchant is configured for enable signature capture and the transactional signature dollar threshold is exceeded, the Signature screen will display. Sign in the signature area and tap OK button. Tap the Clear button on form or physical keypad while a signature is present will clear the signature so that it can be re-written by the cardholder.
	The transaction is completed, and the card can be removed. After the card is removed the status screen is displayed, until the next command is sent.
	This is the Status screen as Sale Approved.
	This is the Status screen as Sale Declined.

Additional Sale Screens

Manual Entry - For the transactions with manual card entry, following are the additional screens to gather card details.
After three failed card swipe attempts, SCA will display ‘Please Wait for the Cashier’. If the merchant configuration is enabled, then the device may next prompt for manual card entry.

Display	Description
	Tap the text box for keyboard input and type card number. Press the green Enter key on the device keyboard to proceed to Card Type selection screen.
	Select the Card type and proceed to next screen.
	Tap the text box for keyboard input and type the expiration date in MMYY format. Press the green Enter key on the device keyboard. The device will next prompt for CVV Number.
	Tap the text box for keyboard input and type the Security Code. Press the green Enter key on the device keyboard.
	Cancel by Customer: This screen will be displayed if the transaction is cancelled manually at any point.
	Cancel by Timeout: This is the Status screen if the Sale is cancelled due to Time out.

Refund

Refund - Tap

Display	Description
	Select the card entry mode: Tap
	Authorization in progress screen.
	Transaction is approved screen. After the transaction is complete, the device will return to the Idle Screen.
	This is the status screen as Refund Declined if the transaction is not approved.

Refund - Insert

Display	Description
	Select the card entry mode: Insert or Swipe
	Processing screen and card should be inserted.
	Tap the text box for keyboard input and type the PIN or press the Enter key to continue to next screen.
	Authorization in progress screen.
	The transaction is completed and the card can be removed. After the card is removed the status screen is displayed, until the next command is sent.
	This is the Status screen as Refund Approved.

Void

Display	Description
	Void transaction is processed, and authorization is in progress screen.
	This is the Status screen as Voided (success).
	Void declined status screen.

Optional Screens

Optional Screens are displayed during the Sale flow and these screens can be configured based on required parameters.

Welcome Screen

Display	Description
	This is the screen within the session when LINEITEMDISPLAY parameter should be set to 0 (disabled) and pre-swipe (SWIPE_AHEAD) field should be sent as 0 (disabled) in Start session command.

Split Tender

Display	Description
	Option to choose if the amount would be divided to two cards. Select No to enter the partial amount to pay. Select Yes to pay full amount in one card, and Card Read screen would be displayed.

Cash Back

Display	Description
	Select any Cashback amount or No Cash Back option. This selection will prompt for Enter PIN screen. If Other option selected, then Enter Cash Back screen will be prompt.
	Enter the cashback amount and press OK.
	Enter the PIN and press Enter key to prompt for Card Entry screen.

Card Type/Payment Type Selection

Display	Description
	Select the card type.

Tip Selection

Display	Description
	Select any predifined Tip amount.
	Custom Tip: If selected Custom option in Tip Amount screen, then tap the text box for keyboard input.
	Enter the Tip amount and press OK or Enter key.

Loyalty Entry Method

Display	Description
	Select Phone option to enter phone number or select Card option to go to Loyalty Card for card swipe or entering account number. Select Skip if Loyalty Entry Method is not required.

Phone Number

Display	Description
	Tap the text box for keyboard input and type the phone number.
	Press Enter to process.
	Status screen displays as Loyalty details captured.

Loyalty Card

Display	Description
	Tap the text box for keyboard input to type the account number or Swipe the card.
	Status screen displays as Loyalty details captured.

Device Command Screens

Display	Description
	Charity Donation.
	Customer Question.
	Customer Button.
	Customer survey 5.
	Customer survey 10.
	Credit Application - Tap the text box for keyboard input to type the name.
	Credit Application - Tap the text box for keyboard input to type the phone number. Once the number is added then press Enter.
	Credit Application - Tap the text box for keyboard input to type the gross income and press Enter to confirm.
	Check box.
	Display message.
	Email address.
	Signature Extended.
	Enter OK.