Rf Auto Tuning Procedure - Nokia RM-626 Service Manual

RM-626
Cellular RF troubleshooting
Cable and adapter losses
RF cables and adapters have some losses. They have to be taken into account when the phone is tuned. As
all the RF losses are frequency dependent, the user has to act very carefully and understand the measurement
setup. For RF attenuations of the CA-158RS RF cable, please refer to section 'Service Tools and Service
Concepts'.
Hardware set up
For hardware requirements for auto tuning, please refer to
jig in section 'Service Tools and Service Concepts'.
Nokia Care Suite preparations
Install Testing And Tuning Tool add-on application to Nokia Care Suite. Automatic RF testing and tuning is
not possible without this application. There is no more support in Phoenix to auto tune RM-626 product.
Install the phone specific data package, for example
defines phone specific settings.

RF auto tuning procedure

Note: If RF splitter is in use, skip steps 10, 11 and 12.
1 Make sure the phone (in the module jig) is connected to the PC.
2 Connect the RF cable between the phone (low band antenna connector) and the communication tester.
If an RF splitter is in use, connect both low and high band antenna cables.
Nokia Care Suite application. The following window opens:
3 Start
Issue 1
Nokia_firmware_RM-626_EUROPE_10.014_v41.0.exe . This
COMPANY CONFIDENTIAL
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RF testing and BB/RF tuning concept with module
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