Rear view – Spectra Precision ProMark 120/220 Handheld Platform User Manual
Page 19

English
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The top view of the docking station shows the slot [19] in 
which to insert the receiver from above the docking station. 
At the bottom of the slot is the 16-contact connector [20]. 
When resting on the docking station, the receiver is 
automatically powered from the AC adapter (if connected) 
and the charging status of its internal battery tested.
Rear View
The following elements can be found at the rear of the 
docking station:
•
Back slot [21] for charging a second battery
•
Charging indicator [22] for back slot:
– Steady red: Battery charging in progress
– Steady green: Battery fully charged
– Off: No battery connected
– Blinking red, every second: Temperature inside battery
exceeds upper limit. Charging suspended until 
temperature is back to normal. If persisting, remove 
the battery and resume charging later. If this occurs 
several times with the same battery, consider changing 
the battery. Dispose of the battery according to 
regulations. 
•
Mini USB connector [23]: Use this connector only to let 
the receiver communicate with your computer through 
Microsoft ActiveSync (USB “Device”). 
•
USB connector [24], Use this connector to plug a USB 
key (USB “Host”, mass storage only).
•
RS232 SubD 9-C connector [25]: Use this port to connect 
the receiver to a computer or external device.
•
Power input [26]. Connect the output of the AC adapter to 
this input.
[21]
[22]
[23] [24]
[25]
[26]
