
Table 36 (Page 3 of 5). Firmware Checkpoint Three-Digit Codes
Code Description
F55 Bad System Board (Unsupported EPOW)
F56 Voltage problem. System Board, Power Supply or CPU
F5A Spurious IRQ 7 interrupt (ie: interrupt glitch)
F60 Initialize keyboard/mouse controller, and password
F61 Extended memory initialization command
F62 Diskette initialization command
F64 Test of day routine
F6A SCSI Initialization command
F70 Initialize debugger
F71 Start Checking whether CMOS contents are valid
F72 End Checking whether CMOS contents are valid
F73 Dumps contents of CMOS data area to a file
F74 CMOS Initialization
F75 Loads contents of CMOS from file
F77 Resync to SP (Recovery Image)
F79 Dumps contents of NVRAM data area to a file
F7A NVRAM Initialization
F7B Check NVRAM validity CRC
F7C Loads contents of CMOS from file
F80 Initialize system call table
F82 Register a manager for use by the system
F88 Halt. System locked by error condition -- power off.
F90 Initialize VDISK file system
F91 Low-level initialize VDISK file systems
F94 Start SCSI initialization
F96 SCSI bus scan start
F97 SCSI polling interrupt
F98 SCSI device detected
F9F Exit SCSI initialization
FA0 Start resident monitor, run V:autoexec.6md - initializes various subsystems
- video, keyboard/mouse, extended memory, diskette, SCSI, etc
FA1 Enter resident monitor
FA2 Resident monitor process
FA3 Resident monitor process
FA4 Exit resident monitor
FA5 ASCII terminal initialization
FA6 ASCII terminal initialization exit
FA9 p9 driver intialization
FAA p9 driver exit
Appendix A. Firmware Checkpoint Three-Digit Codes 191
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