Specifications

RMU800A SERVICE MANUAL
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5. Firmware Version Display Mode
Turn the power on while holding down [PF3] to enter Firmware Version Display Mode.
Firmware version and Firmware checksum will be displayed on the LCD.
Release [PF3] to enter User Mode.
6. PC Mode
Connect the radio with a PC by programming cable. If data is written to the radio from PC, it can be
programmed into the FLASH. Data programming is accessible by programming software.
(1) When data is written to the radio from PC, “PROGRAMMING” appears on the LCD. LED glows
green when data is written to the radio and red when data is read from the radio. Radio will restart
automatically when programming is completed.
(2) The following parameters can be set through the programming software.
● Frequency stability
● High power
● Middle power
● Low power
● Maximum frequency deviation
● CDCSS balance
● CTCSS deviation
● CDCSS deviation
● DTMF deviation
● MSK deviation
● Single Tone deviation
● RX sensitivity
● Squelch Level 9
● Squelch Level 3
7. Clone Mode
Data can be transferred from radio to radio either by wired cloning or wireless cloning.
 Wired Clone Mode
(1) Turn on the source radio while holding down [PF5] simultaneously, the radio enters Clone Mode
with “CLONE” on the LCD, or enters User Mode if Clone Mode is set OFF by your dealer.
(2) Press [PF2] to toggle between Dealer Clone and Factory Clone Mode. “Dealer Clone” or “Factory
Clone” appears on the display when the corresponding mode is selected. The radio returns to
original display mode in 5 seconds.
Unlike Factory Clone Mode, adjustment settings and embedded messages are not covered in
Dealer Clone Mode.
Dealer Clone Mode is the default mode.
(3) Connect the two radios by clone cable, then turn on the target radio.
(4) Press [PF6] to start cloning, the LED of source radio glows red and that of target radio glows green
during cloning. “PROGRAMMING” is also displayed on the target radio. “END” appears on the
source radio when cloning is completed and the target radio reset when all data is received.
(5) Press [PF6] to return to Clone Mode. “CLONE” appears on the source radio. Repeat the above
steps to continue wired cloning.