Sony Vaio VPCZ2 Series Service Manual page 13

CHAPTER 4.
OTHERS
4-1. Note for WAN Board Replacement
When replacing the WAN Board (Ref. 23 1-458-375-21, 1-458-371-22, A-1871-514-A, A-1871-515-A), change the barcode label on the bottom.
Ref. 23 1-458-375-21, 1-458-371-22, A-1871-514-A, A-1871-515-A
Peel off the barcode label which is attached to the bottom. (Refer to the figure below.)
Ref. 23
US Model
1-458-371-22 GOBI3000 US-EU-AP MINI CARD
US Model
A-1871-514-A LTE US VZW WWAN MINI CARD (S)
EU Model
1-458-371-22 GOBI3000 US-EU-AP MINI CARD
A-1871-515-A LTE EU WWAN MINI CARD (S)
CN Model
1-458-375-21 GOBI3000 CN MINI CARD
1-458-371-22 GOBI3000 US-EU-AP MINI CARD
Attach the barcode label which is included with the WAN Board to the position where you peeled off the label in the step . Sony Confidential
4-1
VPCZ2 Series (9-890-884-XX)