Panasonic KX-FG2452CX Service Manual page 201

15.1.3. Adjustment Mode Flow Chart for Handset
Cross Reference
(*1) Adjust Battery Low Detector Voltage (Handset) (P.200)
Note:
(*2) These are the default values.
(*3) These values may not be fixed depending on the battery strength.
(*4) Refer to the table below if using Spectrum Analyzer for checking.
BCK
13.824 MHz →
Adjustment Tolerance ±30 Hz
Checking Tolerance ±100 Hz
TEST MODE Frequency 1 Channel
(at Antenna)
2400.724512 MHz
→
±5.20 kHz
→
±17.36 kHz
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KX-FG2452CX