![background image](http://html.mh-extra.com/html/panasonic/fx-55-series/fx-55-series_operating-instructions-manual_270583022.webp)
Bottom Side
A.
Battery Pack Latch
B.
Expansion Bus Connector
(
Port Replicator (CF-VEB541 series)
C.
External Antenna Connector (CH2)
<Only for model with External Antenna Connector>
D.
External Antenna Connector (CH1)
<Only for model with External Antenna Connector>
N O T E
n
The following factory preset combinations are available for the external antenna output.
CH1
CH2
WLAN main
WWAN main
WLAN main
Dedicated GPS
Dedicated GPS
WWAN main
WWAN-GPS
WWAN main
E.
TOUGHBOOK Universal Bay Latch
F.
TOUGHBOOK Universal Bay
You can upgrade it yourself and select it later.
You can select from the following options.
FZ-VDM551
FZ-VBD551
FZ-VGT551
FZ-VSD551
FZ-VSC552
DVD MULTI Drive Pack
Blu-ray Disc Drive Pack
GPU Pack
SSD Pack
Smart Card Reader
<Only for model with DVD MULTI Drive Pack>
(
<Only for model with Blu-ray Disc Drive Pack>
(
<Only for model with GPU Pack>
(
<Only for model with SSD Pack>
(
<Only for model with Smart Card Reader>
(
G.
LED Indicator