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KX-PRL260/KX-PRL262/KX-PRD260/KX-PRD262/KX-PRLA20
10.1.5.2. Handset
Cross Reference:
Power Supply Circuit/Reset Circuit
(P.22)
Check the RF part
(P.38)
Note:
Refer to
Things to Do after Replacing IC or X'tal
(P.52)(P.61) for Handset.
*1 How to adjust the frequency of X1:
To see the frequency, execute the command “SFR“, then check the TP_CKM (IC1-49pin).
To adjust frequency, send command “SFR
“until the frequency counter becomes10.368 MHz±55 HZ.
Check around Power Supply Circuit/Reset Circuit.
Does Handset link with Base Unit?
(Properly working unit)
Check around X1 and RF module and adjust
clock frequency.
NO
NO
NO
NO
Is the voltage of TP VBAT about 2.2~2.8 V?
Is the voltage of +1.8 V about 1.8 V?
YES
YES
YES
Does the RF clock (CLK) oscillate: 10.368 MHz
in Handset Test Mode?
Handset is OK. Check Base Unit.
YES
Check the RF part
Check the batteries.
*1