Sun Microsystems Sun Fire V890 - Page 98

Chapter 3 Hardware Configuration 73
Jumper Shunt on Pins 1 + 2 Selects Shunt on Pins 2 + 3 Selects Default Setting
OpenBoot flash PROM For factory use only 1 + 2
Write-protect Write-enable 2 + 3
High half booting Normal booting 2 + 3
J3004
J3003
J3002