Panasonic KX-TCD220SLT Service Manual page 55

Items
(L) Frequency Drift
Confirmation
(M) Sensitivity Receiver
Confirmation
(N) Timing Confirmation
(O)* RSSI Level
Confirmation
Check
Point
- Follow steps 1 to 6 of (I).
7.Confirm that the frequency drift is < ± 30kHz/ms.
- Follow steps 1 to 6 of (I).
7.Set DECT tester power to -88dBm.
8.Confirm that the BER is < 1000ppm.
- Follow steps 1 to 6 of (I).
7.Confirm that the Timing accuracy is < ± 2.0ppm.
- Follow steps 1 to 6 of (I).
7.Execute the command "readrssi".
8. Confirm that the returned value is 0×22 ± A (hex).
Procedure
55
KX-TCD220SLT / KX-TCA122EXT / KX-TCA121EXT
Check or
Replace Parts
IC2, IC8, R124,
R125, C153,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
C135, R115,
R116, Q6,
C145, C147,
C149, C151,
C157, R123,
C158, C159,
C160, C161,
C162, C163,
C164, C136,
R117, R127,
C156, C154,
C155
IC2, IC8, R124,
R125, C153,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
C135, R115,
R116, Q6,
C145, C147,
C149, C151,
C157, R123,
C158, C159,
C160, C161,
C162, C163,
C164, C136,
R117, R127,
C156, C154,
C155
IC2, IC8, R124,
R125, C153,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
C135, R115,
R116, Q6,
C145, C147,
C149, C151,
C157, R123,
C158, C159,
C160, C161,
C162, C163,
C164, C136,
R117, R127,
C156, C154,
C155
IC2, IC8, R124,
R125, C153,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
C135, R115,
R116, Q6,
C145, C147,
C149, C151,
C157, R123,
C158, C159,
C160, C161,
C162, C163,
C164, C136,
R117, R127,
C156, C154,
C155