Nokia N96 Service Manual

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Nokia N96 Service Manual Manual pdf 133 page image

Auto tuning for BB5.0This phone can be tuned automatically.Autotune is designed to align the phone's RF part easier and faster. It performs calibrations, tunings andmeasurements of RX and TX. The results are displayed and logged in a result file, if initiated.Hardware set upHardware requirements for auto tuning:• PC (Windows 2000/XP) with GPIB card• Power supply• Product specific module jig• Cables: XRF-1 (RF cable), USB cable, GPIB cable and DAU-9S• Signal analyser (TX), signal generator (RX) and RF-splitteror one device including all.Figure 29 Auto tuning concept with CMU200Note: Crossover Cable connection between computer and CU200 is recommended (refer to ServiceDevices chapter and Module Jig concept).Phoenix preparationsInstall the phone specific data package, for exampleRM-247_dp_1.78_sw_sh3.26.exe. This defines phonespecific settings.Auto tuning procedure1 Make sure the phone (in the jig) is connected to the equipment. Else, some menus will not be shown inPhoenix.2 To go to autotune, selectTuning (Alt-U) >Auto-Tune (Alt-A) from the menu.3 Start autotuning, clicking theTune button.WLAN autotuningWLAN autotuning is usually performed when either the WLAN ASIC (N6300) or the front-end module (N6301)is replaced, and the WLAN TX power level needs to be re-calibrated. In a case when the WLAN tuning valuesin the phone’s memory have been erased for some reason, the tuning is also needed. The results are displayedon the PC’s monitor, and logged in a result file if initiated.RM-247RF troubleshootingIssue 1 COMPANY CONFIDENTIAL Page 4 –7Copyright © 2008 Nokia. All rights reserved.