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User Manual of DM‐5R Two‐way Radio
Auxiliary functions
Restore factory settings
In case of a failure of this two-way radio due to misoperation or setting error, resetting the microprocessor may solve the
problem. This function operation can be used to restore all settings and channels of this two-way radio to factory state. Memory data
and stored information may be lost during the resetting process. Before resetting, please back up or write down important data.
■All reset
Execute the operation steps below:
1) Access to the menu by pressing [MENU] key.
2) Press [] key or [] key (or enter 28 directly) until the screen shows and the pointer points to RESET; then perform the
selection operation by pressing [MENU] key.
3) Press [] key or [] key until the pointer on the screen points to ALL; then execute all reset operation by pressing [MENU] key.
4) During operation, go back and exit from the menu mode by pressing [EXIT] key. By resetting, data shall be deleted and factory
settings of the two-way radio shall be restored, therefore, this function shall be used prudently.
■VFO reset
"VFO reset" means resetting two-way radio parameters except DTMF memory, memory channel content and call channel
content. Execute the operation steps below:
1) Access to the menu by pressing [MENU] key.
2) Press [] key or [] key (or enter 28 directly) until the screen shows and the pointer points to RESET; then perform the selection
operation by pressing [MENU] key.
3) Press [] key or [] key until the pointer on the screen points to VFO; then execute VFO reset by pressing [MENU] key.
4) The screen shows WAIT... until the two-way radio is reset.
▲During operation, go back and exit from the menu mode by pressing [EXIT] key. By resetting, data shall be deleted and factory
settings of the two-way radio shall be restored, therefore, this function shall be used prudently.
■Troubleshooting guide
Without power supply, the two-way radio
doesn't work.
The battery runs out again not long after
charging.
The two-way radio can't make call to other
members in the group.
Problem
The battery may has run out. Please replace or charge the battery.
The battery may be installed improperly. Please remove and reinstall the
battery once.
The battery reaches its service life limit (about 300 charging and
discharging cycles), please replace the battery.
Please confirm whether your frequency and CTCSS signal tone are
consistent with that of other members in the group.
Solution
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