Dell Precision™ T3500 Service Manual--LED Codes
file:///C|/Biz%20Client/2015/NewBalance/Info%20Dev%20Root/New%20Balance/SM/A00/EN/Source/diags.htm[5/15/2015 11:40:58 AM]
2-2-1
1st 64 K RAM chip or data line failure - bit 4
4-2-4
Unexpected interrupt in Protected Mode
2-2-2
1st 64 K RAM chip or data line failure - bit 5
4-3-1
RAM test in progress or failure above address
0FFFFh
2-2-3
1st 64 K RAM chip or data line failure - bit 6
4-3-2
No memory in Bank 0
2-2-4
1st 64 K RAM chip or data line failure - bit 7
4-3-3
Interval Timer Channel 2 test in progress or
failure
2-3-1
1st 64 K RAM chip or data line failure - bit 8
4-3-4
Time-Of-Day Clock test in progress or failure
2-3-2
1st 64 K RAM chip or data line failure - bit 9
4-4-1
Super I/O chip failure
2-3-3
1st 64 K RAM chip or data line failure - bit A
4-4-4
Cache test failure
2-3-4
1st 64 K RAM chip or data line failure - bit B
2-4-1
1st 64 K RAM chip or data line failure - bit C
2-4-2
1st 64 K RAM chip or data line failure - bit D