Rf Key Components; Auto Tuning; Introduction To Auto Tuning - Nokia RM-627 Service Manual

RM-627
RF troubleshooting

RF key components

Figure 18 RF key components

Auto tuning

Introduction to auto tuning

This phone can be tuned automatically.
Auto tune is designed to align the phone's RF part easier and faster. It performs calibrations, tunings and
measurements of RX and TX. The results are displayed and logged in a result file, if initiated.
Hardware set up
Hardware requirements for auto tuning:
• PC (Windows 2000/XP) with GPIB card
• PK-1/PDK-1 service dongle
• Power supply
• Product specific module jig
• Cables: RF cable XRS-6, USB cable, GBIP cable and MBUS cable DAU-9S
• Signal analyser (TX), signal generator (RX) and RF-splitter or one device including all.
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