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10
3.2.2.2.
Handset
Cross Reference
Power Supply Circuit/Reset Circuit
Check Point (Handset) (P.15)
Check Point (Handset) (P.15)
Note:
(*1) Refer to Troubleshooting by Symptom (Handset) (P.15).
Check around Power Supply Circuit/Reset Circuit.
Does Handset make link with Base Unit?
(Correct working unit)
(Correct working unit)
Check around X101 and adjust clock frequency.
Refer to Check Point...(H).
Refer to Check Point...(H).
NO
NO
NO
(*1)
NO
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
Check the RF circuit in the shield case.
VDDBAT about 2.6 V?
Is the RF clock (P1.0) oscillate: 10.368MHz
in Base Unit Test Mode?
Refer to Check Point...(H).
in Base Unit Test Mode?
Refer to Check Point...(H).
Is the NTP value OK?
Refer to Check Point...(I).
Refer to Check Point...(I).
Is the RSSI Level OK?
Refer to Check Point...(N).
Refer to Check Point...(N).
Does Base Unit make link with CMD60 in
Base Unit Test Mode?
Refer to Check Point...(I).
Base Unit Test Mode?
Refer to Check Point...(I).
NO
Handset is OK. Check Base Unit.
YES
Is there CMD60 (: Dect Tester)?
NO
YES
Is the modulation OK?
Refer to Check Point...(J).
Refer to Check Point...(J).
YES
Is the Frequency Offset OK?
Refer to Check Point...(K).
Refer to Check Point...(K).
YES
Is the Sensitivity Receiver OK?
Refer to Check Point...(L).
Refer to Check Point...(L).
YES
Is the Timing OK?
Refer to Check Point...(M).
Refer to Check Point...(M).
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