Read Panasonic KX-TG8061RUB / KX-TG8061UAB / KX-TG8061CAB / KX-TGA806RUB (serv.man3) Service Manual Supplement online
10
(T)
Headset Audio Check
and Confimation
-
1. Link to Base which is connected to Line Simulator.
2. Set line voltage to 48V and line current to 50mA.
3. Input -45 dBm (600
2. Set line voltage to 48V and line current to 50mA.
3. Input -45 dBm (600
)/1 kHz to MIC of Headset. Measure the Level at Line I/F
and distortion level.
4. Confirm that level is -7.5 dBm ± 3 dBm and that the distortion level is <5% at
TEL Line (600
Load) .
5. Input -20 dBm(600
)/1 KHz to Line I/F. Measure the Level at Receiver of
Headset and distortion level (Receive volume set to second position form
minimum) .
minimum) .
6. Confirm that the level is -21.5 dBm ± 3 dBm and that the distortion level is < 5%
at Headset Receiver (150
Load).
IC1, R29, C16,
C184, R22,
C14, R25, L9,
C86, C83,
C32, R306,
L72, L74,
C185, C110,
CN4
Items
Check
Point
Procedure
Check or
Replace Parts
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