Features ......................................................................................................................................................... G-9

Specifications ................................................................................................................................................ G-9

Section 2: Transmitter and Receiver Specifications .................................................................G-9

JR X9303 Transmitter ..................................................................................................................................... G-9

JR R921 Receiver ..........................................................................................................................................G-10

Features .......................................................................................................................................................G-10

Specifications ..............................................................................................................................................G-10

Section 3: Component Specifications .......................................................................................G-11

Servo Specifications ......................................................................................................................................G-11

Charger Specifications .................................................................................................................G-11

Airborne Battery Pack .................................................................................................................G-11

Airborne Battery Pack Specifications ...................................................................................................G-11

Battery Charging ...........................................................................................................................G-12

Transmitter/Receiver ....................................................................................................................................G-12

JR Transmitter Charging ...........................................................................................................................G-12

Using the Included Charger ....................................................................................................................G-12

X9303 2.4 Transmitter Features (Mode 2 Airplane Shown) ...............................................G-13

X9303 2.4 Transmitter Features (Rear) ...................................................................................G-14

Battery Cover ............................................................................................................................................G-14

X9303 2.4 Transmitter Features (Internal) .............................................................................G-15

Control Stick Tension Adjustment .............................................................................................................G-15

Back of Transmitter (Mode 2) ................................................................................................................G-15

Advanced Digital Trims ................................................................................................................................G-16

Control Stick Length ....................................................................................................................................G-16

Neckstrap Attachment .................................................................................................................................G-16

Installing the Receiver ..................................................................................................................................G-17

Installing the JR R921 ...............................................................................................................................G-17

Model Match ..................................................................................................................................G-18

Other Important Installation Tips .........................................................................................................G-18

Binding .............................................................................................................................................G-19

How To Bind ...................................................................................................................................................G-19

Fail-Safe Functions .........................................................................................................................................G-20

SmartSafe ........................................................................................................................................................G-20

Receiver Power Only ...............................................................................................................................G-20

After Connection ......................................................................................................................................G-20

Preset Fail-Safe ...............................................................................................................................................G-20

Receiver Power Only ...............................................................................................................................G-20

After Connection ......................................................................................................................................G-20

Programming SmartSafe ..............................................................................................................................G-20

(All Spektrum Aircraft Receivers) .........................................................................................................G-20

Programming Preset Fail-Safe .....................................................................................................................G-21

(JR R921 and Spektrum AR 9000 Receivers Only) ...........................................................................G-21

G-2