h6. [[PCI]] h6(. » [[PCI Service Calls|Service Calls]] h6((. » Service_PCI h2. Service_PCI h5. (Service &C3) |_<^{width:4em}. Entry | | |<^. R1 |<^. 195 (&C3)| |<^. R2 |<^. Reason code| h4(#reason). Reason Codes |_<^{width:4em}. #|_<^{width:4em}. Hex #|_<^. Action| |<^. 0|<^. &00|<^. [[Service_PCI 0|Lookup description]]| |<^. 1|<^. &01|<^. [[Service_PCI 1|Lookup vendor description]]| h4. Use This service provides a variety of lookup operations relating to the PCI Manager. h4. Notes The reason code passed by R2 on entry determines the operation of the service call.