Lenovo ThinkPad T450 (English) Hardware Maintenance Manual - ThinkPad T450 - Page 55
Table 9. Major FRUs continued
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Table 9. Major FRUs (continued) No. FRU descriptions 10 External battery pack 11 SIM card (on some models) 12 SIM-card tray 13 Base cover assembly 14 Smart-card reader (on some models) 15 Speaker assembly 16 Internal battery pack 17 System board 18 Thermal fan assembly 19 USB card 20 USB card cable 21 dc-in cable assembly 22 Keyboard 23 TrackPoint cap Self-service CRU Yes Yes No No No No No No No No No No No Yes Optional-service CRU No No No Yes No No No No No No No No Yes No Chapter 7. Locations 49
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Table 9. Major FRUs (continued)
No.
FRUdescriptions
Self-serviceCRU
Optional-serviceCRU
10
External battery pack
Yes
No
11
SIM card (on some models)
Yes
No
12
SIM-card tray
No
No
13
Base cover assembly
No
Yes
14
Smart-card reader (on some models)
No
No
15
Speaker assembly
No
No
16
Internal battery pack
No
No
17
System board
No
No
18
Thermal fan assembly
No
No
19
USB card
No
No
20
USB card cable
No
No
21
dc-in cable assembly
No
No
22
Keyboard
No
Yes
23
TrackPoint cap
Yes
No
Chapter 7
.
Locations
49