IBM 2193 Maintenance Service Manual page 76

Table 2-2 BIOS Error Codes, Messages, and Beeps List
BIOS Error Codes, Action/FRU
Messages, beeps
NOTE: To diagnose a problem, first find the BIOS error
messages, codes, or beeps in left column. If directed to a
check procedure, replace the FRU indicated in the check
procedure. If no check procedure is indicated, the first
Action/FRU listed in right column is the most likely cause.
(2: long, 1: short)
2-1-1 This code indicates that a video error
has occurred and the BIOS cannot
initialize the video screen to display
any additional information.
2- (repeatedly)
The code indicates that DRAM error
has occurred. See "
Memory (DIMM)" on page 123 to get
more information.
74
Beeps