Windows 7 Home Premium (32 bit) DVDs
Windows 7 Home Premium (32 bit) is preinstalled as the operating system in the following models:
• 4177-CTO
• 4178-CTO
• 4179-CTO, G4x
• 4180-CTO, LNx
• 4236-CTO, NCx
Table 51. Parts list—Windows 7 Home Premium (64 bit) recovery DVDs
Language
Simpliied Chinese
English (for India)
US English
176
ThinkPad T420 and T420i Hardware Maintenance Manual
P/N
CRU
ID
03W7946
03W7947
03W7948