JR XF421EX, Manual

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9
XF421EX MANUAL • INTRODUCTION 5: Trainer System
The XF421EX features a built-in trainer system. The
transmitter can be used as either a master (trainer) or
as a slave (trainee). The XF421EX is compatible with all other current JR radios that have built-in trainer
systems. An optional trainer cord is needed
(JRPA130).
1. Match the servo reversing, sub-trims, travel
adjust and trims of both radios.
2. Plug the optional trainer cord into both
transmitters.
3. Turn on the master transmitter. ( Note: The slave
radio must be left off.)
4. Test all the control functions on your aircraft with
the master radio.
5. Push the trainer button on the master transmitter
and check all the control functions with the slave
radio.
INTRODUCTION 5 : Trainer System
TRAINER SYSTEM 5
D.S.C.
TRAINER
CORD INPUT
ON
FUNCTION 3-4 1-4 FUNCTION 1-2 2-3
MULTI
DATA
DISPLAY VOLTAGE
INDICATOR
ON
TRAINER
SCROLL
CHANNEL
- DECR
5 CHANNEL MULTI-DATA COMPUTER DISPLAY SYSTEM
FUNCTION 3-4 1-4 FUNCTION 1-2 2-3
MULTI
DATA
DISPLAY VOLTAGE
INDICATOR
OPTIONAL
TRAINER CORD
(JRPA130)
MASTER TX
POWER SWITCH ON
SLAVE TX
POWER SWITCH OFF
ENTER
AUX.CH.
+ INCR ENTER
5 CHANNEL MULTI-DATA COMPUTER DISPLAY SYSTEM
TRAINER
SCROLL
CHANNEL
ENTER
- DECR
AUX.CH.
+ INCR ENTER
TRAINER BUTTON
Operating the Trainer System