Nokia N81 - Page 147

9. To perform tuning, click OK.
10. Go through all 9 frequencies. The following table will be shown:
11. Check that the tuning values are within the limits specified in the following table:
Min Typ Max Unit
GSM850
Ch. 118/867.26771 MHz -6 -1 2 dB
Ch. 128/869.26771 MHz -3 0 2 dB
Ch. 140/871.66771 MHz -3 0 2 dB
Ch. 172/878.06771 MHz -2 0 2 dB
Ch. 190/881.66771 MHz -2 0 2 dB
Ch. 217 / 887.06771 MHz -2 0 2 dB
Ch. 241/891.86771 MHz -3 0 2 dB
Ch. 251/893.86771 MHz -3 0 2 dB
Ch. 261/895.86771 MHz -6 -1 -2 dB
GSM900
Ch. 965 / 923.26771 MHz -6 -1 2 dB
Ch. 975 / 925.26771 MHz -3 0 2 dB
Ch. 987 / 927.66771 MHz -3 0 2 dB
Ch. 1009 / 932.06771 MHz -2 0 2 dB
RM-179; RM-223
RF troubleshooting
Issue 1 COMPANY CONFIDENTIAL Page 4 –37
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