Futaba 4NBL AM - Manual (Page 3)

Neck strap bracket
Bracket for neck strap. (Neck strap is sold separately.)
Antenna
Strong telescoping antenna. Extend it to its full length
when using the transmitter.
Handle
Use this bar to carry the transmitter.
Nonslip adjustable lever head
The length of the lever head can be adjusted to suit the
operator.
in the arrow direction, and adjust the head to
the most comfortable length, then lock it by
turning it in the direction opposite the arrows. Fig. 3
and , by turning them
Lever head Lever head
Unlock lever heads
Charging jack
Use this jack for charging.
Transmitter crystal
Battery cover
18 Servo reversing switches
Using the servo reversing switches
• The left side of each switch is the normal position.
• The servo reversing switches reverse the direction of opera-
tion of the servos.
Adjust to the length of your hand.
Charging of transmitter and receiver Nicad batteries
Recharge the receiver and transmitter Nicad batteries as
shown in Fig. 4.
Fig. 5
Aileron servo
reversing switch
NORM-> Normal
R E V - > Reverse
After linkage is complete, inspect the servos. If the direction of
operation of the stick lever and the direction of operation of a
servo are opposite, switch the appropriate servo reversing switch.
Rudder servo
reversing switch
Throttle servo
reversing switch
Elevator servo
reversing switch
• Connect the charging plug of the dual charger to the trans-
mitter charging jack. Connect the Rx-connector of the dual
charger to the receiver Nicad battery plug, and AC-plug the
dual charger to AC-outtet socket as shown in the figure.
• The receiver battery can be used about 10 times at 10 min-
utes per flight between rechargings.
• Charge the batteries for about 15 hours. When the set is not
in use for some time, repeat discharge and charge two to
three times before use. (If the batteries are not used for a
long time, their capacity will go down).
• The dual charger transmitter and receiver Nicad batteries
independently or simultaneously.
Notes
1) First connect the charger to the transmitter charge jack.
The LED on the charger will glow RED.
2) Next connect to the receiver switch harness charge cord.
The LED will change to GREENISH-RED (ORANGE).
3) In the case where only one battery pack is connected, the
LED color will be:
TXonly: GREEN
RXonly: RED
Nicad Battery
Connector
Caution
Do not pull the Nicad battery
connector when the back cover
is removed. The power switch
may be damaged if the battery
connector is strongly pulled.
Use a small Phillips
screwdriver
Charger PBC-8B
LED
Charging plug
for transmitter.
AC-plug.
Rx
Tx
Transmitter
Nicad battery
NT-8JY
Battery cover NR-4QB
Fig. 4
Elevator
Aileron
Rudder
The tension of the stick lever spring can be adjusted.
When these screws are
removed, the back cover
can be removed.
•The tension of the
spring can be ad-
justed by removing
the transmitter back
cover and turning
the screw for each
stick. Set the springs
for the best stick feel.
Fig. 6