Differences Between 7402 Wedge And 7403 Usb Msr; Scenario 1: Track 1 Contains Errors, Track 2 Is Good - NCR RealPOS 70XRT User Manual

10-6 Chapter 10: Wedge to USB MSR Software Migration

Differences Between 7402 Wedge and 7403 USB MSR

Scenario 1: Track 1 Contains Errors, Track 2 is Good

Wedge
•
•
USB
•
•
•
7402 Wedge MSR
Track 2 (good)
OPOS MSR Service
Data Event
Application
The Wedge does not pass errors to the OPOS service.
The OPOS service and the application only see the good track 2 data.
The track 1 error data is passed to the OPOS service along with good track 2 data.
Since an error occurred, the OPOS service fires an error event to the application.
The application receives the good track 2 data only if Track error reporting is
selected.
7403 USB MSR
Track 1 (error)
Track 2 (good)
OPOS MSR Service
Error Event
Application