Table 16. Parts list (continued)
Index Description
Tier 1 CRU Tier 2 CRU
FRU
Consuma-
ble and
Structural
part
28
Heat sink Torx T30
√
29
Heat sink
√
30
Persistent Memory Module (PMEM)
√
31
DRAM DIMM
√
32
Fan
√
33
Power backplane
√
34
Chassis
√
35
Upper expansion tray air baffle
√
36
Fan cage
√
37
System board
√
38
System board air baffle
√
39
Processor and memory expansion tray
√
40
External LCD diagnostics handset
√
41
CMOS battery
√
42 ThinkSystem SR850 V2 Maintenance Manual