IBM Thinkpad X30 X31 Manual

43
3
Antenna cables
5aand
5bin the following illustration
are for the wireless LAN feature.
Note:When unplugging the antenna jack, do not pull the
cable; it might snap. Unplug the jack by pulling a
tab with your fingers.
5b
5a
When installing:
vPlug the gray antenna cable with the tab marked“MAIN”
(
5a) into jackJ1,orMAIN,orM, and the black
antenna cable with the tab marked“AUX”(
5b) into
jackJ2,orAUX,orA.
vWith the notched end of the card toward the socket,
insert the card into the socket, and then...

Cable routing for the 802.11b wireless LAN or
802.11a/b wireless LAN card
When attaching the Mini PCI adapter, route the antenna
cables to go under the cable guide as in
a, and place
the tabs as indicated by arrow
bin this figure.
a
b
Removing and replacing a FRU
88ThinkPad X30, X31 (MT 2672/2673) 

1080 Fan assembly
For access, remove following FRUs, in order:
v“1010 Battery pack”on page 71
v“1020 Hard-disk drive”on page 72
v“1060 Keyboard”on page 77
1
1
1
Step Screw (quantity) Torque

1M2×9.5 mm, nylon-coated (5) 0.245 Nm
(2.5 kgfcm)
For X30 series
2
3
(continued)
Removing and replacing a FRU
ThinkPad X30, X3189 

For X31 series
2
3
When installing:Make sure that the connector
3is
firmly attached.
NoteApply thermal grease on the
a-part of the fan,
shown in the following figure.
a
Removing and replacing a FRU
90ThinkPad X30, X31 (MT 2672/2673) 

1090 Communication daughter card
(CDC)
NoteIn X30 series, the CDC slot on some models
accepts a Modem Daughter Card (MDC). On other
models, the slot accepts a Bluetooth Daughter Card
(BDC). In X31 series, the CDC slot on some models
accepts a Modem Daughter Card (MDC). On other
models, the slot accepts a Bluetooth/Modem
Daughter Card (BMDC).
For access, remove following FRUs, in order:
v“1010 Battery pack”on page 71
v“1020 Hard-disk drive”on page 72
v“1060 Keyboard”on page 77
1
Step Screw (quantity)...

Modem daughter card (MDC)
2
3
When installing:Make sure that connectors
2and
3
are attached firmly.
Removing and replacing a FRU
92ThinkPad X30, X31 (MT 2672/2673) 

Cable routing:When attaching the MDC, route the cable
along the cable guides as indicated by the
arrows in this figure.
Removing and replacing a FRU
ThinkPad X30, X3193 

Bluetooth daughter card (BDC)
2
Note:When unplugging the Bluetooth antenna jack, do
not pull the cable; it might snap. Unplug the jack by
pulling the tab with your fingers.
3
When installing:
1. Plug the white cable with the tab marked“BT”into the
jack on the BDC.
2. Make sure that the connector
2is attached firmly.
Removing and replacing a FRU
94ThinkPad X30, X31 (MT 2672/2673) 

Cable routing:When attaching the BDC, route the cable
along the cable guides as indicated by the
arrows in this figure.
Removing and replacing a FRU
ThinkPad X30, X3195 

Bluetooth/Modem daughter card (BMDC)
2
3
Note:When unplugging the Bluetooth antenna jack, do
not pull the cable; it might snap. Unplug the jack by
pulling the tab with your fingers.
3
When installing:
1. Plug the white cable with the tab marked“BT”into the
jack on the BMDC.
2. Make sure that the connectors
2and
3are
attached firmly.
Removing and replacing a FRU
96ThinkPad X30, X31 (MT 2672/2673)