Panasonic KX-TCD510ALV, Service Manual

Page: 63 / 137

Items Adjustment
Point
Procedure
(R) Audio Check
and
confirmation
-
1. Link to BASE which is connected to Line Simulator.
2. Set line voltage to 48V and line current to 40mA.
3. Input -45dBm/1KHz to MIC and measure Line output level.
4. Confirm that the level is -14dBm ± 5dB and confirm that the distortion level is < 5% at
TEL Line(600 Road).
5. Input -20dBm/1KHz to Line I/F and measure Receiving level at REV1 and REV2.
6. Confirm that the level is -23.5dBm ± 5dB and confirm that the distortion level is < 5%
at Receiver(Volume Middle,150 Road).
(S) SP phone
Audio check
and
confirmation
-
1. Link to Base which is connected to Line Simulator.
2. Set line voltage to 48V and line current to 40mA.
3. Set the handset off-hook using SP-Phone key.
4. Input -45dBm/1KHz to MIC and measure Line output level.
5. Confirm that the level is -4dBm ± 5dB and confirm that the distortion level is < 5% at
TEL Line(600 Road).
6. Input -20dBm/1KHz to Line I/F and measure Receiving level at SP1 and SP2.
7. Confirm that the level is -7dBm ± 5dB and confirm that the distortion level is < 5% at
Receiver(Volume Middle,150 Road).
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