Chapter 12. Fru Lists; Machine Type 4105 - Lenovo ThinkStation Hardware Maintenance Manual

Chapter 12. FRU lists

Attention: Read "Important information about replacing RoHS compliant FRUs"
on page 2 before replacing any FRUs.
Note: In the following tables, a CRU (Customer Replaceable Unit) is identified as

Machine Type 4105

Item #
1 Fan sink, Bloomfield performance (all models)
1 Fan sink, Bloomfield workstation (all models)
2 Microprocessor, Intel Xeon W3520 - 2.66Ghz, Quad Core - 4.8 QPI, 4MB L2,
DDR3-1066, Turbo, SMT, 130W (models 34C 34B 34H 34V 34C18H 18V 18B 42Q
43Q 44A 44T 44K 36M 23G 53C 53B 53H 53V 56U 56F 62G 63G 75M C3C C5B
C5H B2M B3M A1J A2J 94G 99U 99F 99S C9A C7A C7Q C7K CTO)
2 Microprocessor, Intel Xeon W3540 - 2.93GHz, Quad Core - 5.86 QPI, 8MB L2,
DDR3-1066, Turbo, SMT, 130W (models 39U 39F 57U 57F C8A C8Q C8K CTO)
© Copyright Lenovo 2008
either "1", "2", or "N" in the CRU column. "N" means that the part is not a
CRU, "1" means that the part is a Self-service CRU, and "2" means that the
part is an Optional-service CRU.
4105 FRUs FRU# CRU Tier
41R5578 2
41R5580 2
46R6405 N
46R6406 N
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