KX-TG6551CAM, KX-TGA650RUM, KX-TGA651RUM - Panasonic Telephone Service Manual (repair manual). Page 32

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32
KX-TG6551CAM/KX-TGA650RUM/KX-TGA651RUM
*2 How to adjust the frequency of X501:
To see the frequency, execute the command “SFR”, then check the TP_CKM (IC501-57pin).
To adjust frequency, send command “SFR” until the frequency counter becomes13.824 MHZ±55HZ.
Cross Reference:
Check Point (Base Unit) (P.41)
YES
NO
NO
NO
NO
Is the Frequency Drift OK? 
Refer to Check Point...(M).
YES
Is the Sensitivity Receiver OK? 
Refer to Check Point...(N).
YES
Is the Timing OK? 
Refer to Check Point...(O).
YES
Is the Power RAMP OK? 
Refer to Check Point...(P).
Replace with a new Circuit Board.
...
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