Check Link - Panasonic KX-TG1711MEB Service Manual

3.2.2.

Check Link

[Changed from original section "9.1.3. Check Link"]
3.2.2.1. Base Unit
Does Base Unit make link with Handset?
(Correct working unit)
NO
Is VDDB pin about 2.65V?
YES
Is the RF clock (P1.0) oscillate: 10.368MHz in
Base Unit Test Mode?
Refer to Check Point...(E).
YES
Is there CMD60 (: Dect Tester)?
YES
Does Base Unit make link with CMD60 in
Base Unit Test Mode?
Refer to Check Point...(H).
YES
Is the NTP value OK?
Refer to Check Point...(H).
YES
Is the modulation OK?
Refer to Check Point...(I).
YES
Is the Frequency Offset OK?
Refer to Check Point...(J).
YES
Is the Sensitivity Receiver OK?
Refer to Check Point...(K).
YES
Is the Timing OK?
Refer to Check Point...(L).
YES
Is the RSSI Level OK?
Refer to Check Point...(M).
Cross Reference:
Power Supply Circuit (P.5)
Check Point (Base Unit) (P.12)
Note:
(*1) Refer to Troubleshooting by Symptom (Base Unit and Charger Unit) (P.12).
YES
Base Unit is OK. Check Handset.
NO
Check around Power Supply Circuit.
Check around X1 and adjust clock frequency.
NO
Refer to Check Point...(E).
NO (*1)
NO
NO
NO
NO
Check the RF circuit in the shield case.
NO
NO
NO
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