Checkpoint FRU/actionE1AB (System booting using defaultservice mode boot list) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1AC (System booting usingcustomized service mode boot list) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1AD (System booting to operatingsystem) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1AE (System booted to multibootmenu via NVRAM settings) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1AF (System booted to utilitiesmenu via NVRAM settings) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1B1 (Create serial node) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1B2 (XOFF received - waiting forXON) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1B3 (XON received) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1B6 (Reserved) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1BD (Reserved) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1C4 (Create ISA timer chip node) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1C5 (Create ISA Interrupt controller(PIC) node) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1C6 (Create DMA node) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F0 (Start O.B.E.) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F1 (Begin self-test sequence onboot devices.) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F2 (Reserved) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F3 (Reserved) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F4 (End self-test sequence onboot devices.) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.E1F5 (Build boot device list) 1. Go to “Checkout procedure” on page 38.2. System board and chassis.98 BladeCenter JS20 Type 8842: Hardware Maintenance Manual and Troubleshooting Guide