IBM B50 - Manual (Page 86)

Checkpoint
(hex) Description Repair Action
E1E5 XCOFF boot image
initialization See “Unresolved problems” on page 3-26
E1E6 Set up early
memory allocation
heap See “Unresolved problems” on page 3-26
E1E7 PE boot image
initialization See “Unresolved problems” on page 3-26
E1E8 Initialize primary
diskette drive (polled
mode) See “Unresolved problems” on page 3-26
E1E9 ELF boot image
initialization See “Unresolved problems” on page 3-26
E1EA Load flash EPROM
recovery image from
diskette 1. Firmware flash image corrupted, load recovery
image from diskette.
2. Ensure diskette installed contains a recovery
image appropriate for this machine.
3. The recovery procedure for the flash EEPROM
should be executed. See “Firmware Recovery” on
page 6-22.
4. If diskette installed with correct recovery image
a. Try another diskette
b. Replace diskette drive
c. Replace diskette cable
d. Replace system board (see note 3 on page
2-1).
See “Unresolved problems” on page 3-26
E1EB Verify flash EPROM
recovery image 1. Firmware flash recovery image on disktte corrupted
or invalid for this system.
2. Ensure diskette installed contains a recovery
image appropriate for this machine.
3. The recovery procedure for the flash EEPROM
should be executed. See “Firmware Recovery” on
page 6-22.
4. If diskette installed with correct recovery image
a. Try another diskette
b. Replace diskette drive
c. Replace diskette cable
d. Replace system board (see note 3 on page
2-1).
See “Unresolved problems” on page 3-26
E1EC Get recovery image
entry point See “Unresolved problems” on page 3-26
E1ED Invalidate instruction
cache See “Unresolved problems” on page 3-26
E1EE Jump to composite
image See “Unresolved problems” on page 3-26
3-22 7046 Model B50 Service Guide