Panasonic KX-TG1105RUS Service Manual page 27

Items Adjustment
(Q)* Audio Check
Point
- 1. Link with Handset.
2. Set line voltage to 48V and line current to 40mA.
3. Input -45dBm/1kHz to MIC of Handset.
Measure the Level at Line I/F and distortion level.
4. Confirm that the level is -7.5 ± 2dBm and that the distortion level is < 5% at
TEL Line (600Ω Load).
5. Input -20dBm/1kHz to Line I/F.
Measure the level at Receiver of Handset and distortion level
(*Receive volume set to second position from minimum).
6. Confirm that the level is -23 ± 2dBm and that the distortion level is < 5% at
Receiver (vol = Low, 150Ω Load).
KX-TG1105RUS / KX-TG1105RUT / KX-TG1106RUS / KX-TG1106RUT / KX-TGA110RUS / KX-TGA110RUT
Procedure
27
Check or
Replace Parts