Read Panasonic KX-TCD951EB / KX-TCD955EC Service Manual online
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KX-TCD951EB/KX-TCD955EC
QUICK Tx CHECK
1. Set the CMD60 to MODULE TEST.
2. Send batch file “H”.
3. Confidence check of Power (NTP): must be +20 to +25 dBm.
LOOPBACK TEST
1. Set the CMD60 to MANUAL TEST.
2. Set the CMD60 TRAFFIC CARRIER to 5.
3. Send batch file “TESTMODE”.
4. On the CMD60 press “SETUP CONNECT”.
5. Check Power (NTP): must be +20 to +25 dBm.
6. Press MODULATION.
7. Set Data Type to “Fig.31”.
8. Check the Frequency Drift: must be 0 ± 45 kHz/ms.
9. Check the Frequency Offset: must be 0 ± 40 kHz.
10. Check the Deviation (Max. ± B Field) with Data Type “Fig.31”: must be 201 to 404 kHz.
11. Press MENU UP.
12. Press POWER RAMP
13. Check the Burst fits mask.
14. Press MENU UP.
15. Press BER.
16. Note the Sensitivity (reduce the RF LEVEL for a BER of approx. 1000ppm) : RF LEVEL must be < – 88 dBm
17. Press MENU UP.
18. Press BEARER RELEASE.
(Note: These tests can be repeated on Traffic Carriers 0 and 9.)
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