Panasonic FX-55 Series Operating Instructions Manual page 22

Bottom Side
A. Battery Pack Latch
B. Expansion Bus Connector
( Port Replicator (CF-VEB541
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
The following factory preset combinations are available for the external antenna output.
n
CH1
WLAN main
WLAN main
Dedicated GPS
WWAN-GPS
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
DVD MULTI Drive Pack
<Only for model with DVD MULTI Drive Pack>
( Optical Disc Drive)
<Only for model with Blu-ray Disc Drive Pack>
( Optical Disc Drive)
<Only for model with GPU Pack>
( Discreted GPU)
<Only for model with SSD Pack>
( SSD Pack)
<Only for model with Smart Card Reader>
( Smart Card)
G. LED Indicator
series))
CH2
WWAN main
Dedicated GPS
WWAN main
WWAN main
FZ-VBD551 FZ-VGT551
Blu-ray Disc Drive Pack GPU Pack
FZ-VSD551 FZ-VSC552
SSD Pack Smart Card Reader