Dimm Failure; Figure 4-3 Power Supply Connector J2903; Table 4-4 Power Supply Connector J2903 Pin Description - Sun Microsystems Ultra 60 Service Manual

1
1 2
FIGURE 4-3
TABLE 4-4
Pin
1
2
3
4.5

DIMM Failure

At times, the operating system, diagnostic program, or POST may not display a
DIMM location (U number) as part of a memory error message. In this situation, the
only available information is a physical memory address and failing byte (or bit).
TABLE 4-5
2 3 4 5 6
3 4 5 6 7 8 9 10 11 12
Power Supply Connector J2903
Power Supply Connector J2903 Pin Description
Function
+3.3 Vdc Rtn
+3.3 Vdc Rtn
+3.3 Vdc Rtn
lists physical memory addresses to locate a defective DIMM.
Pin Function
4 +3.3 Vdc
5 +3.3 Vdc
6 +3.3 Vdc
Chapter 4 Troubleshooting Procedures 4-7