NXR-800
3
Merchandise received
Choose the type of transceiver
See page 3.
A personal computer (IBM PC or compatible), programming interface
(RS-232C Cross-cable), and programming software (KPG-109D) are
required for programming.
See page 57.
The RX RF BPF (L132~L135 on RX unit) must be aligned to obtain the
maximum sensitivity at a programmed frequency.
OCXO?
Repeater programming & setup
KXK-3 installation
YES
NO
Delivery
When using the Very Narrow Mode of the
NX-800 repeater, install the KXK-3 (OCXO).
(Option)
Frequency range RF power Type
TX 477~512MHz
RX 480~512MHz
5W K2
TX/RX 450~480MHz 5W K
External speaker?
KES-5 installation
YES
NO
(Option)
See page 5.
REALIGNMENT
SYSTEM SET-UP
1. Modes
User mode
PC mode
Firmware programming mode
PC programming mode
PC test mode
PC tuning mode
Mode Function
User mode Use this mode for normal operation.
PC mode
Use this mode to make various settings by
means of the FPU through the RS-232C
port.
PC programming
mode
Use to read and write frequency data and
other features to and from the repeater.
PC test mode
Use to check the repeater using the PC.
This feature is included in the FPU.
Firmware program-
ming mode
Use when changing the fi rmware program
of the fl ash memory.
2. How to Enter Each Mode
Mode Operation
User mode Power on.
PC mode Received commands from PC.
Firmware programming mode Received commands from PC.
3. PC Mode
3-1. Preface
The NXR-800 repeater is programmed by using a personal
computer, programming interface and KPG-109D software.
3-2. Connection Procedure
1. Connect the NXR-800 to the personal computer with the
interface cable.
2. When power is applied, the user mode is entered imme-
diately. When the PC sends a command, the repeater en-
ters the PC mode and displays “PC” on the 17-segment
LED. When data is being transmitted to the PC from
the repeater, the TX LED fl ashes. The BUSY LED fl ashes
when data from the PC is being received by the repeater.
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