Motorola ASTRO Digital XTS 3000 Panduan Servis Dasar - Halaman 43
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Symptom
No RF Power Out
No Modulation;
Distorted Modulation
Bad Microphone Sensitivity
No/Low Signalling
(PL, DPL, MDC)
Can't Set Compensation
Symptom
KEYLOAD
No "
" on Radio Display When Keyloading
Cable is Attached to the Radio Side Connector
FAIL
Keyloader Displays "
Note: Keyloaders "T----AX" and "T----BX" must be upgraded to "T----CX" and "T----DX" in order to
keyload an XTS 3000 radio.
Table 17 Transmitter Troubleshooting Chart
Possible Cause
1. TX Power Level or Frequency
2. No PTT From Control Top
3. No Injection To Power Amplifier
1. Programming
2. Controller Board
1. Check Deviation and Compensation
2. Microphone
1. Programming
2. Controller Board
RF Board
Table 18 Encryption Troubleshooting Chart
."
(Measurements Taken at Room
Check TX power level and frequency
programming (from RSS).
Send radio to depot.
Check deviation and compensation
settings using the RSS.
Send radio to depot.
Realign if necessary.
Send radio to depot.
Check Programming
Send radio to depot.
Send radio to depot.
Possible Cause
1. Defective Keyload Cable
2. Defective Radio
1. Wrong Keyloader
2. Bad Keyloader
3. Defective Radio
Correction or Test
Temperature)
Corrective Action
Send radio to depot.
Make Sure the Keyloader
is a "T----CX" or
"T----DX" Keyloader.
Try Another Keyloader
Send radio to depot.
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