IBM 770 manual System Board, 33 Part 2 of 2. Error Codes

Error	Description
Code

601Diskette drive or controller error.

602No valid boot record on diskette.

604Invalid diskette drive error.

1101Serial-A test failure.

1201Serial-B test failure.

1701Hard disk controller failure.

1780, 1790 Hard disk 0 error.

1781, 1791 Hard disk 1 error.

2401System board video error.

8081	PCMCIA presence test failure (PCMCIA revision number also
	checked).
8082	PCMCIA	register			test failure.
8601	System bus error (8042 mouse interface).
8602	External		mouse		error.
8603	System bus error or mouse error.
8611	System bus error (I/F between 8042 and IPDC).
8612	TrackPoint		III		error.
8613	System board or TrackPoint III error.
I9990301	Hard	disk error.
I9990302	Invalid		hard	disk boot		record.
I9990303	Bank-2	flash		ROM checksum		error.
I9990305	No bootable			device.

Figure 2-33 (Part 2 of 2). Error Codes

2-36 System Board