Nokia NHM-1 Series Troubleshooting Instructions page 25

CCS Technical Documentation
Check other power levels and gain control linearity over range -15 ... -50 dBm
Perform power sweeps for TXA1 (and TXA 2)
Note! When perform txa2 power sweep, in manual mode control box , change TxA1 val-
ues to TxA2 field and TxA2 values to TxA1 field, respectively.
Issue 1 11/03
Ref -15 dBm
-15
-20
1 RM *
AVG
-25
-30
-35
-40
-45
-50
-55
Center 1.9477 GHz
Date:
Figure 14: Other power levels, gain control linearity
Ref
10
0
1 RM *
CLRWR
-10
-20
-30
-40
-50
-60
-70
-80
-90
Center 1.9477 GHz
Date:
Figure 15: Power sweeps
Nokia Corporation.
Troubleshooting instructions
RBW 3 MHz
*
VBW 10 kHz
Att 10 dB SWT 100 ms
TRG -15.36 dBm POS -15 dBm
10 ms/
29.AUG.2003 09:45:15
10 dBm Att 35 dB
1 2
TRG 2.4 dBm
30 ms/
29.AUG.2003 09:33:17
NHM-1
A
TRG
PRN
RBW 30 kHz Delta 2 [T1 ]
*
VBW 300 kHz 0.05 dB
SWT 300 ms 2.403846 ms
Marker 1 [T1 ]
4.81 dBm
29.326923 ms
Page 25
A
TRG
PRN