OBID i-
scan
®
Installation
ID ISC.ANT1700/740-A /-B
FEIG ELECTRONIC GmbH
Page 28 of 74
M91201-5e-ID-B.doc
5.3.4 Setting the Antenna Tuner
For checking the settings of the antenna tuner the antenna has to be opened. For that, remove the
two fastening screws (hexagon socket width A/F2,5) at the antenna base cover and move it
upwards. Fig. 18
Step 1
Step 2
Fig. 18: Opening of the antenna base
The jumpers JP1-JP26 of the Dynamic Antenna Tuning board should be set (factory setting) as
follows:
Table 7: Jumper settings for Antenna Tuner
Function
Jumper
Position
1
Q resistor
JP1
open
2
Q resistor
JP2
closed
Antenna switch
JP3
offen
Capacitor C1
JP 11,12
JP 13,14
closed
open
Capacitor C2
JP 21,22
JP 23,24,25,26
open
closed