Panasonic KX-TCA130CXS, Service Manual

Page: 57 / 105

Items Check
Point
Procedure Check or
Replace Parts
(L)* Modulation Check and
Adjustment
- Follow steps 1 to 3 of (K).
4.Confirm that the B-Field Modulation is -350 ~ -400/+320 ~ +370kHz/div using
data type Fig 31.
5.Adjust the B-Field Modulation if required. (Execute the command "Readmod"
and "wrtmod xx", where xx is the value.)
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(M) Frequency Offset
Confirmation
- Follow steps 1 to 3 of (K).
4.Confirm that the frequency Offset is < ± 45kHz.
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(N) Frequency Drift
Confirmation
- Follow steps 1 to 3 of (K).
4.Confirm that the frequency Drift is < ± 30kHz/ms.
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(O) Sensitivity Receiver
Confirmation
- Follow steps 1 to 3 of (K).
4.Set DECT tester power to -88dBm.
5.Confirm that the BER is < 1000ppm.
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(P) Timing Confirmation - Follow steps 1 to 3 of (K).
4.Confirm that the Timing accuracy is < ± 2.0ppm.
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(Q)* RSSI Level
Confirmation
- Follow steps 1 to 3 of (K).
4.Set DECT tester power to -81dBm.
5.Execute the command “readrssi“.
6.Confirm that the returned value is 0×1B ± 8 (hex).
7.Set DECT tester power to -63dBm.
8.Execute the command “readrssi“.
9.Confirm that the returned value is 0×23 ± 8 (hex).
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
(R) Power RAMP
Confirmation
- Follow steps 1 to 3 of (K).
4.Confirm that Power RAMP is matching.
IC1, IC3,
R127, C117,
C115, C119,
C45, R121,
C44, R13,
C47, C46,
R125, C48,
C49, C50,
C53, C51,
R131, C54,
C55, R129
57
KX-TG1860BXS / KX-TG1860B XT / KX-TCA132CXS / KX-TCA132CXT / KX-TCA130CXS / KX-TCA130CXT