Lenovo ThinkCentre E50 Hardware Maintenance Manual page 260

Item
#
8 System board, SiS 661FX - Intel based - RoHS (models ABS ABL ABD ACU
ACF ACS ACL ACD 31S 31L 31D 32S 32L 32D 33U 33F 33S 33D 34U 34F
D8S D8L D8D 74G 75G 76G 77G ADQ 45Q ABY ACY 31Y 32Y 33Y D8Y
DAG DBS DBY DBA DBQ DBT DBC DCS DCY DDG 51G 51M 52G 52M
53U 53S 53A 53T 54Q 55G 56G 57G 58S 58Y 59S 59Y 59Q 5AS 5AY A2C
A4A A4Q A4T A4C B1M B1B B1H B1V B1K 24U 24F 24S 24D 24Y 24A 24Q
24T 24V 25A 25Q 25T 25C 26M 26A 26Q 26T 26C 26B 26H 26V 26K 27Y
27M 27A 27Q 27T 27C 27B 27H 27V 27K D1M D1A D1Q D1T D1C D1B
D1H D1V D1K D4A D4Q D4T D4C D6M D6A D6Q D6T D6C D6B D6H
D6V D6K D7M D7A D7Q D7T D7C D7B D7H D7V D7K)
Note: When ordering a system board, you must also order a retention
bracket kit for the heat sink and fan assembly.
8 System board, SiS 661FX - Intel based - RoHS (models ABS ABL ABD ACU
ACF ACS ACL ACD 31S 31L 31D 32S 32L 32D 33U 33F 33S 33D 34U 34F
D8S D8L D8D 74G 75G 76G 77G ADQ 45Q ABY ACY 31Y 32Y 33Y D8Y
DAG DBS DBY DBA DBQ DBT DBC DCS DCY DDG 51G 51M 52G 52M
53U 53S 53A 53T 54Q 55G 56G 57G 58S 58Y 59S 59Y 59Q 5AS 5AY A2C
A4A A4Q A4T A4C B1M B1B B1H B1V B1K 24U 24F 24S 24D 24Y 24A 24Q
24T 24V 25A 25Q 25T 25C 26M 26A 26Q 26T 26C 26B 26H 26V 26K 27Y
27M 27A 27Q 27T 27C 27B 27H 27V 27K D1M D1A D1Q D1T D1C D1B
D1H D1V D1K D4A D4Q D4T D4C D6M D6A D6Q D6T D6C D6B D6H
D6V D6K D7M D7A D7Q D7T D7C D7B D7H D7V D7K)
Note: When ordering a system board, you must also order a retention
bracket kit for the heat sink and fan assembly.
9 System Fan, rear w/grill (all models)
10 Power supply, 250W, non-RoHS (models ABS ABL ABD ACU ACF ACS
ACL ACD 31S 31L 31D 32S 32L 32D 33U 33F 33S 33D 34U 34F D8S D8L
D8D 74G 75G 76G 77G ADQ 45Q ABY ACY 31Y 32Y 33Y D8Y AEM AEA
AET AEV AEK D2A D2C D3A D3C DBS DBY DCS DCY 53U 53S 58S 58Y
59S 59Y 5AS 5AY DAG DBA DBQ DBT DBC DDG 51G 51M 52G 52M 53A
53T 54Q 55G 56G 57G 59Q A2C A4A A4Q A4T A4C B1M B1B B1H B1V
B1K 24U 24F 24S 24D 24Y 24A 24Q 24T 24V 25A 25Q 25T 25C 26M 26A
26Q 26T 26C 26B 26H 26V 26K 27Y 27M 27A 27Q 27T 27C 27B 27H 27V
27K D1M D1A D1Q D1T D1C D1B D1H D1V D1K D4A D4Q D4T D4C
D6M D6A D6Q D6T D6C D6B D6H D6V D6K D7M D7A D7Q D7T D7C
D7B D7H D7V D7K)
The FRUs listed in the following table are not illustrated.
Cable, Serial ATA 250mm (all models)
Cable, diskette drive (all models)
Cover, right side (all models)
Chassis assembly (all models)
Bezel, front (all models)
Power switch/LED assembly (all models)
Shield, system board (all models)
Miscellaneous hardware kit (all models)
Retention bracket kit, heat sink and fan (all models)
Cable, optical drive and hard disk drive signal (2-drop) (all models)
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Hardware Maintenance Manual
8771 FRUs
8771 FRUs
CRU
FRU# Tier RoHS?
41X0137 N
41X2041 N
41N5339 N
41N3127 N
CRU
FRU# Tier RoHS?
41A7145 2
41A7130 2
41N5333 2
41A7885 N
41A7866 2
41N5284 N
41N5329 N
41N5334 N
41A7139 N
41A7875 N
Y
Y
Y
N
N
Y
Y
Y
Y