Panasonic KX-TGH262B - Handset Link Connection Verification; Handset Link Status Check Steps

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KX-TGH260/KX-TGH262/KX-TGH263/KX-TGH264/KX-TGHA20/KX-TGA20
10.1.5.2. Handset
Cross Reference:
Power Supply Circuit/Reset Circuit (P.22)
Check the RF part (P.39)
Note:
Refer to Things to Do after Replacing IC or X'tal (P.53)(P.59) for Handset.
(*1) How to adjust the frequency of X1.
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.(*1)
NO
NO
NO
NO
Is the voltage of TP VBAT about 2.2~2.8 V?
Is the voltage of +1.8V about 1.8V?
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.