32
KX-TG8162ALB/KX-TG8163ALB/KX-TGA815AZB
9.1.3.
Check Link
9.1.3.1.
Base Unit
Note:
(*1) Refer to
Troubleshooting by Symptom (Base Unit and Charger Unit)
Cross Reference:
Check around
Power
S
upply Circuit
.
3.0V voltage to 3.0 V.
Refer to
Check Point...(B)
.
Does Base Unit make link with normal working
Handset?
Check around X501 and adjust clock frequency.
Refer to
Check Point...(E)
.
NO
NO
NO (*1)
NO
YES
YES
YES
YES
YES
NO
NO
NO
Replace with a new Circuit Board.
Is the modulation OK?
Refer to
Check Point...(I)
.
Is the voltage of VBAT about 3.0 V?
Refer to
Check Point...(A)
.
Is there CMD60 (: DECT Tester)?
Does the RF clock (CLK) oscillate at 13.824 MHz in
Base Unit Test Mode?
Refer to
Check Point...(E)
.
Is the voltage of +3.0V about 3.0 V?
YES
Is the NTP value OK?
Refer to
Check Point...(H)
.
Does Base Unit make link with CMD60 in Base Unit
Test Mode?
Refer to
Check Point...(H)
.
NO
YES
Base Unit is OK. Check Handset.
YES
YES
Is the Frequency Offset OK?
Refer to
Check Point...(J)
.
NO
OK
NO
NO
Is the Sensitivity Receiver OK?
Refer to
Check Point
...
(K)
.
YES
Is the Power RAMP OK?
Refer to
Check Point
...
(L)
.
Replace with a new Circuit Board.