Level 3 Service Manual
GALAXY ASTRAL GEO GEO WAP
Version E
Mitsubishi Electric Telecom Europe SA
Date: 04/00
ZA le Piquet 35370 Etrelles
Phone: +33 2 99 75 71 00
26/29
Fax: + 33 2 99 75 71 47
•
For RSSI ADJUSTMENT, we choose :
RF
menu,
Adjustment
,
Adjustment RX
,
Adjustment RSSI (rapport AGC).
Then we get the RSSI window :
To adjust RSSI ,we input a GMSK modulated signal (67.7 kHz shifted) at level and channel as follow :
Step
Channel
Level (dBm)
1
37
-82.5
2
37
-31.5
3
525
-82.5
4
525
-31.5
5
695
-82.5
6
695
-31.5
7
868
-82.5
8
868
-31.5
If the RX level measurement is not good in E-GSM we adjust only the E-GSM band (step 1 and 2)
If the RX level measurement is not good in DCS we adjust only the DCS band (step 3 to 8).