Read Panasonic KX-TG7321CAC / KX-TGA731RUC Service Manual online
47
KX-TG7321CAC/KX-TGA731RUC
(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, L7, C117,
C118, C124,
C125, R106,
C125, R106,
R109,DA1,
R802~R807,
C837, C826,
C822, C820,
C832, C833,
C837, C826,
C822, C820,
C832, C833,
C123, C74, Q9,
C617~C621,
C65, IC801,
D801, D802,
C801~C804,
C808~C814,
C801~C804,
C808~C814,
L802~L804,
C819, C834,
C825
(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.
8.Confirm that the BER is < 1000 ppm.
IC7, L7, C117,
C118, C124,
C125, R106,
C125, R106,
R109,DA1,
R802~R807,
C837, C826,
C822, C820,
C832, C833,
C837, C826,
C822, C820,
C832, C833,
C123, C74, Q9,
C617~C621,
C65, IC801,
D801, D802,
C801~C804,
C808~C814,
C801~C804,
C808~C814,
L802~L804,
C819, C834,
C825
(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)).
• ± 15 ppm (When do not adjust the frequency of CLK in item (A)).
IC7, L7, C117,
C118, C124,
C125, R106,
C125, R106,
R109,DA1,
R802~R807,
C837, C826,
C822, C820,
C832, C833,
C837, C826,
C822, C820,
C832, C833,
C123, C74, Q9,
C617~C621,
C65, IC801,
D801, D802,
C801~C804,
C808~C814,
C801~C804,
C808~C814,
L802~L804,
C819, C834,
C825
(P)* Power RAMP Confirma-
tion
-
Follow steps 1 to 6 of (J).
7.Confirm that Power RAMP is matching.
IC7, L7, C117,
C118, C124,
C125, R106,
C125, R106,
R109,DA1,
R802~R807,
C837, C826,
C822, C820,
C832, C833,
C837, C826,
C822, C820,
C832, C833,
C123, C74, Q9,
C617~C621,
C65, IC801,
D801, D802,
C801~C804,
C808~C814,
C801~C804,
C808~C814,
L802~L804,
C819, C834,
C825
Items
Check
Point
Procedure
Check or
Replace Parts
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