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Sun Ultra 27 Workstation Service Manual

Component FRU and CRU List

Before removing, installing, or replacing system components, review the list to determine if a component is a field replaceable unit (FRU) or a customer replaceable unit (CRU). FRU components must be replaced by Sun Service personnel. Sun Service personnel are not required for the replacement of CRU components.

Table 3–1 CRU and FRU List

Description 

Status 

Intel® Xeon Quad-Core CPU 

FRU 

Sun Ultra 27 workstation motherboard assembly 

FRU 

Memory modules (DIMMs) 

CRU 

Hard drives 

CRU 

DVD-dual drive 

CRU 

4–port internal SAS adapter (LSI Logic 3041E) 

CRU 

Nvidia Quadro graphics accelerator cards 

CRU 

Fan and heat sink assembly for CPU 

CRU 

Power supply (530w) 

CRU 

System fan module 

CRU 

I/O assembly 

CRU 

HD backplane assembly 

CRU 

System cable kit 

CRU 

6–to-8 pin adapter cable (PCI auxiliary power adapter cable) 

CRU 

System battery 

CRU