9 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 (A)
The base unit does not respond to a call from the handset. Make adjustments in item (B)
The base unit does not transmit or the transmit frequency is off. Make adjustments in item (C)
The transmit frequency is off. Make confirmation in item (D)
The transmit power outlet is low, and the operating distance between the base unit and the
handset is less than normal.
Make confirmation in item (E)
The reception sensitivity of base unit is low with noise. Make confirmation item (F)
Does not link between the base unit and the handset. Make confirmation in item (G)
The reception level is high or low. Make confirmation item (H)
The transmit level is high or low. Make adjustments in item (I)
*: Refer to Adjustment (P.27).
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: 150Ω
CH TX Frequency RX Frequency
CH3 39.875MHz 30.175MHz
9.1. Test Mode Flow Chart (Handset)
Note:
Refet to CIRCUIT BOARD (Handset) (P.67)
Signal Route (P.44)
26
KX-TC1205RUB / KX-TC1205RUW / KX-TC1205RUS / KX-TC1205RUF