Avantes AVASPEC-128 - Page 41

40 Apr-09
Avantes www.avantes.com info@avantes.com
2.10.2 USB2 platform connections
Power LED green and scan LED yellow
The green and yellow LED´s act as status LED´s for the micro controller with following meaning:
Green LED = off, power is not connected
Green LED = on, power is on, micro controller ready, no errors
Green LED = blinking, permanent error detected by micro controller
Yellow LED = on, when scan is transmitted to PC
Power connector (only needed for RS-232 functionality with SPU2)
The power connector is a Low power DC connector with GND on outer contact and +12V on inner
contact. The outside diameter is 5.5mm, the inside diameter 2.1mm.
The electrical circuit accepts voltages between 5 and 15V.
NOTE: Please use Avantes PS-12VDC/1.0A power supply or 12VDC batterypack only, serious damage
to the electronics may occur, when other power supplies with different polarity and/or Voltage
rating are used.
Power switch (-SPU2 version only)
Manual switch for power selection for the AvaSpec-SPU2
Left  external power 12VDC, connect external power supply PS-12V/1.0A or 12 VDC batterypack
Middle - OFF
Right  Power taken from USB bus, no additional power supply required
SMA entrance
Power LED
green
Scan LED yellow
/blue (BT)
12 VDC power supply
Synchronization connector
(only for multi-channel)
USB
connector
External IO
26 pole
Power Switch
(-SPU2 version only)
12 VDC  OFF - USB power
Bluetooth
antenna conn.
(-BT only)