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KX-TG6411RUM, KX-TG6411RUT, KX-TG6412RU1, KX-TGA641RUM, KX-TGA641RUT - Panasonic Telephone Service Manual (repair manual). Page 48

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48
KX-TG6411RUM/KX-TG6411RUT/KX-TG6412RU1/KX-TGA641RUM/KX-TGA641RUT
(M)* Frequency Drift Confir-
mation
-
ANTI_TP
Follow steps 1 to 6 of (J).
7.Confirm that the frequency drift is < ± 35 kHz/ms.
IC7, 
C802~C806, 
C808~C814, 
C820, C819,  
C822, C823, 
C825, C827, 
C826, C834, 
C851, C853, 
C859~C861, 
DA801, DA802, 
IC801, 
L801~L803, 
C855~C858, 
R801~R807, 
R106, R109, 
Q9, C617 
(N)*
Sensitivity Receiver 
Confirmation
-
ANTI_TP
Follow steps 1 to 6 of (J).
7.Set DECT tester power to -90 dBm.
8.Confirm that the BER is < 1000 ppm.
IC7, 
C802~C806, 
C808~C814, 
C820, C819,  
C822, C823, 
C825, C827, 
C826, C834, 
C851, C853, 
C859~C861, 
DA801, DA802, 
IC801, 
L801~L803, 
C855~C858, 
R801~R807, 
R106, R109, 
Q9, C617 
(O)*
Timing Confirmation
-
ANTI_TP
Follow steps 1 to 6 of (J).
7.Confirm that the Timing accuracy is
• ± 5.0 ppm (When adjust the frequency of CLK in item (G)).
• ± 15 ppm (When do not adjust the frequency of CLK in item (A)).
IC7, 
C802~C806, 
C808~C814, 
C820, C819,  
C822, C823, 
C825, C827, 
C826, C834, 
C851, C853, 
C859~C861, 
DA801, DA802, 
IC801, 
L801~L803, 
C855~C858, 
R801~R807, 
R106, R109, 
Q9, C617 
(P)* Power RAMP Confirma-
tion
-
Follow steps 1 to 6 of (J).
7.Confirm that Power RAMP is matching.
IC7, 
C802~C806, 
C808~C814, 
C820, C819,  
C822, C823, 
C825, C827, 
C826, C834, 
C851, C853, 
C859~C861, 
DA801, DA802, 
IC801, 
L801~L803, 
C855~C858, 
R801~R807, 
R106, R109, 
Q9, C617 
Items
Check 
Point
Procedure
Check or 
Replace Parts
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