Panasonic KX-TC2000SNB, Service Manual

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12. ADJUSTMENTS (HANDSET)
If your unit have below symptoms, adjust or confirm each item using remedy column from the
table.
Symptom Remedy*
The movement of Battery Low Indicator is wrong. Make confirmation in item
The base unit does not respond to a call from the handset. Make adjustments in item
The base unit does not transmit or the transmit frequency is off. Make confirmation in item
The transmit frequency is off. Make adjustments in item
The transmit power output is low, and the operating distance between
the base unit and
the Handset is less than normal.
Make confirmation in item
The reception sensitivity of the handset is low with noise. Make confirmation item (F
Does not link between the base unit and the handset. Make confirmation in item
The reception level is high or low. Make confirmation item (H
The transmit level is high or low. Make confirmation in item
*: Refer to Adjustment ().
Unit condition:
1. Remove the antenna lead wire from P.C Board of the handset.
2. Power Supply: DC 3.9V (DC power supply)
3. Volume: HIGH (When P.C. Board of handset is in test mode,
volume condition is medium. Press “LOCATOR” key once.)
4. Speaker Load: 150
CH TX Frequency RX Frequency
CH3 49.860MHz 46.670MHz
12.1. Test Mode Flow Chart (Handset)
25