IBM 86607SU Hardware Maintenance Manual - Page 297

Netfinity 5500 - Type 8660 289 IPSR Error EF10 (Default ISPR) EFFE (Firmware code corrupt or download jumpers are in place) FFFF FRU/Action 1. N/A, controller is functioning properly. 1. Verify that the download jumpers (J15) are not in place. 2. Flash the controller firmware with the download jumpers in place (two jumpers on J15, installed parallel to PCI slots), then remove the download jumpers. 3. RAID Controller. System Board, if integrated controller. 1. Isolate between SCSI Subsystem and Controller by disconnecting all attached SCSI cables and reboot. IF IPSR code is NOT PRESENT after disconnecting cables, follow the steps below until the error is eliminated: a. Identify which channel is causing the error by reconnecting cables one at a time and rebooting until the error returns. b. Verify correct termination of the failing channel. c. SCSI cable attached to the failing channel. d. Backplane attached to the failing channel. e. Disconnect one drive at a time attached to failing channel and reboot to determine which drive is causing the problem. 2. If the IPSR code remains after disconnecting all SCSI cables then rebooting, replace system planar.