Nokia NPM-2NX Troubleshooting Manual page 34

NPM-2NX
Troubleshooting
Fault finding chart
A pply signal to ext.
antenna connector
f= 1960.029 MH z (ch
1000)
unmodulated
level= -50 dB m
C heck signal level
at R X I/Q J808,
J809, J818, J819
Not O K
C heck signal level
at diplexer Z 908
input
C heck signal level
at duplex filter
Z 962 input
C heck signal level
atL NA V 804 input
Page 34
O K
T D MA 1900 R X is
Not O K
O K
Not O K
O K
Not O K
O K
ãNokia Corporation
CCS Technical Documentation
O K
R eplace external
antenna connector
X 900
R eplace diplexer
Z 908
R eplace duplex
filter Z 962
Issue 1 07/02