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PH660 Radio Maintenance Manual
48
6.11 TF Missing
Start
TF missing
Is the TF card
normal? Are the gold
finger contacts
corroded or dirty?
Yes
Clean TF card or
replace it
No
Replace the
main PCB
End
Does the firmware
version support the
TF card?
No
Re-upgrade radio firmware to
support TF card
Yes
Is the TF card slot
of main PCB
broken?
Yes
Repair the TF
card slot
No