10
3.2.2.2.
Handset
Cross Reference
Power Supply Circuit/Reset Circuit
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)
Check around X101 and adjust clock frequency.
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)
.
Is the NTP value OK?
Refer to
Check Point
...
(I)
.
Is the RSSI Level OK?
Refer to
Check Point
...
(N)
.
Does Base Unit make link with CMD60 in
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)
.
YES
Is the Frequency Offset OK?
Refer to
Check Point
...
(K)
.
YES
Is the Sensitivity Receiver OK?
Refer to
Check Point
...
(L)
.
YES
Is the Timing OK?
Refer to
Check Point
...
(M)
.
