Nokia RM-57 Service Manual page 192

Nokia Customer Care
Alternative steps
• GSM850, EGSM900/GSM1800/GSM1900 troubleshooting
i From the Testing menu, activate the RF Controls window: Testing -> RF Controls .
ii In the RF Controls window:
• Select band "GSM900" ("GSM850" for RM-58) or "GSM1800" or "GSM1900" (Default = "GSM900").
• Set Active unit to "Tx" (Default = "Rx").
• Set Operation mode to "Burst" (Default = "Burst").
• Set Tx data type to "All1" (Default = "All1").
• Set Rx/Tx channel to "190" on GSM850 band, "37" on GSM900 band or "700" on GSM1800 band or "661"
on GSM1900 (Defaults).
• Set Edge to "Off" (Default).
• Set Tx PA mode to "Free" (Default).
• Set power level to 5 (Default = 19) on GSM850/GSM900 or to 0 (Default = 15) on GSM1800/GSM1900.
Page 7–12 Company Confidential
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RF Troubleshooting and Manual Tuning Guide
RM-57/58
Issue 1