Encryption Troubleshooting; Option / Expansion Board Troubleshooting - Motorola APX 7000 Basic Service Manual

Sec 2: 9-4
Symptom
No/Low signaling
(PL, DPL, MDC)
Cannot Set Deviation
Balance
9.5

Encryption Troubleshooting

Table 9-5 lists the possible causes of, and corrections for, encryption problems.
No "KEYLOAD" on Radio Display When
Keyloading Cable is Attached to the Radio
Side Connector
Keyloader Displays "FAIL"
9.6

Option / Expansion Board Troubleshooting

Table 9-6 lists the possible causes of, and corrections for, Option / Expansion Board problems.
Message Displayed
Hardware board absent
Hardware board mismatch
Hardware board failed
Update failed Please reset
Table 9-4. Transmitter Troubleshooting Chart (Continued)
Possible Cause
1. Programming
2. VOCON Board
RF Board
Table 9-5. Encryption Troubleshooting Chart
Symptom
Table 9-6. Option/Expansion Board Troubleshooting Chart
Option / Expansion Board is not present on the
radio and feature is enabled by a code plug.
When an option / expansion board feature is
enabled in code plug, but the board (EB or OB)
does not have corresponding capability.
Displayed if the board Deenumerated,
Enumeration timed out, Option board device
initialized with a Fatal Error.
Option / Expansion board firmware update fails.
Basic Troubleshooting: Encryption Troubleshooting
Correction or Test (Measurements
Check programming
Send radio to depot
Send radio to depot
Possible Cause
1. Defective Keyload Cable
2. Defective Radio
1. Wrong Keyloader Type
2. Bad Keyloader
3. Defective Radio
Possible Cause
Taken at Room Temperature)
Corrective Action
Send radio to depot
Use correct keyloader
type. Refer to Keyloader
User Guide for more
information
Try another keyloader
Send radio to depot
Corrective Action
Send radio to depot
Send radio to depot
Reset the radio. If this
persists, send radio to the
depot
Reset radio. if this
persists, send radio to the
depot