Specifications

Page 5-6 Initial Operation and Testing
Table 2 (Continued)
CODE MEANING
22 The system is generating a checksum of the instructions in
Random Access Memory. If this calculated checksum doesn’t
match the checksum coded into the instructions themselves, you
see a "2E" error code.
x3 The system is initializing the boot device. If the boot stops at this
point, it may indicate a hardware problem with the boot device.
For disk devices, when turning power on, this code might remain
on the display for a short time while the disk drive spins up to
operating speed.
x4 The system is reading the Master File Directory (MFD) from disk.
An error at this point indicates disk problems.
x5 Searching for the User File Directory (UFD) account [1,2] on the
boot device.
x6 Searching for BADBLK.SYS. Valid only on disk drives that use a
BADBLK.SYS file.
x7 Loading BADBLK.SYS. Valid only on disk drives that use a
BADBLK.SYS file.
x8 The system is searching for account DSK0:[1,4]. An error at this
point may indicate disk problems. Try reloading the latest
version of the system software.
x9 The system is looking for the system monitor file, AMOS32.MON,
in DSK0:[1,4]. If this file is missing, reload the latest version of
the system software.
x9 If your computer is trying to boot from a tape device, this code
indicates the system is searching for a label block on the tape.
xA The system is loading the AMOS monitor from the boot device.
This code might indicate a disk problem.
PDI-00172-60, Rev. A02