Panasonic EB-BL600, Service Manual

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13.
Press ENTER.
14.
Press ESC.
15.
Measure the RSSI level again by highlighting the RSSI dBm field and press ENTER.
16.
Steps 6 to 15 must be repeated for both LOW and HIGH channels.
7.5.3 I and Q Values
NOTE:
With the I, Qch adjustment procedures the transmitter must be set to Power Level 5 (this presents the worst case of
non-linearity) so care must be taken that the spectrum analyser used can accept a signal input of 33dBm. If not an
appropriate attenuator must be used.
I, Q ch Offsets
Spectrum Analyser setup
centre frequency = 902.4MHz
RBW = 10kHz
VBW = 1kHz
span = 1MHz
sweep time = 2sec
1.
Set the Channel box controls to channel 62 at power level 5, normal burst modulated with all 0’s.
a) Press the down arrow until CHANGE CH > is highlighted and then press ENTER.
b) Press the down arrow until PL is highlighted. Press ENTER.
c) (Figure 22) Press the down arrow until TX DATA is highlighted. Press the move arrow until “NRL 0”
appears in the highlighted field. Press ENTER.
Figure 22:
Channel box setup 600-0735
MCUK980101C8 Section 7 Issue 1
Service Manual 7 - 15 Revision 0
TEST AND MEASUREMENT