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18/05/12

2

indicating the failsafe position has been set in the receiver.

To disable the failsafe function, re-bind the receiver.

Failsafe

Failsafe

Failsafe

Failsafe is

is

is

is recommended

recommended

recommended

recommended to

to

to

to set

set

set

set when

when

when

when system

system

system

system is

is

is

is firstly

firstly

firstly

firstly used,

used,

used,

used, or

or

or

or receiver

receiver

receiver

receiver has

has

has

has been

been

been

been re-bound.

re-bound.

re-bound.

re-bound. Follow

Follow

Follow

Follow steps

steps

steps

steps below

below

below

below to

to

to

to set

set

set

set

failsafe.

failsafe.

failsafe.

failsafe.

Option-1.

Option-1.

Option-1.

Option-1. How

How

How

How to

to

to

to set

set

set

set failsafe

failsafe

failsafe

failsafe to

to

to

to a

a

a

a user

user

user

user----determined

determined

determined

determined state

state

state

state on

on

on

on lost

lost

lost

lost signal

signal

signal

signal::::

1)

1)

1)

1) Bind

Bind

Bind

Bind the

the

the

the receiver

receiver

receiver

receiver to

to

to

to the

the

the

the transmitter

transmitter

transmitter

transmitter module

module

module

module first

first

first

first and

and

and

and turn

turn

turn

turn on

on

on

on both

both

both

both the

the

the

the transmitter

transmitter

transmitter

transmitter and

and

and

and the

the

the

the receiver;

receiver;

receiver;

receiver;

2)

2)

2)

2) Move

Move

Move

Move the

the

the

the controls

controls

controls

controls to

to

to

to desired

desired

desired

desired failsafe

failsafe

failsafe

failsafe position

position

position

position for

for

for

for all

all

all

all channels;

channels;

channels;

channels;

3)

3)

3)

3) Press

Press

Press

Press briefly

briefly

briefly

briefly the

the

the

the F/S

F/S

F/S

F/S button

button

button

button on

on

on

on the

the

the

the receiver

receiver

receiver

receiver and

and

and

and you

you

you

you are

are

are

are done.

done.

done.

done.

Option-2.

Option-2.

Option-2.

Option-2. H

H

H

Ho

o

o

ow

w

w

w to

to

to

to set

set

set

set failsafe

failsafe

failsafe

failsafe for

for

for

for no

no

no

no pulses

pulses

pulses

pulses on

on

on

on lost

lost

lost

lost signal

signal

signal

signal::::

1)

1)

1)

1) Just

Just

Just

Just press

press

press

press briefly

briefly

briefly

briefly the

the

the

the F/S

F/S

F/S

F/S button

button

button

button on

on

on

on the

the

the

the receiver

receiver

receiver

receiver while

while

while

while the

the

the

the transmitter

transmitter

transmitter

transmitter is

is

is

is off

off

off

off and

and

and

and you

you

you

you are

are

are

are done.

done.

done.

done.

Note:

Note:

Note:

Note: If

If

If

If failsafe

failsafe

failsafe

failsafe is

is

is

is not

not

not

not set,

set,

set,

set, failsafe

failsafe

failsafe

failsafe default

default

default

default will

will

will

will hold

hold

hold

hold last

last

last

last position

position

position

position before

before

before

before signal

signal

signal

signal is

is

is

is lost.

lost.

lost.

lost. In

In

In

In this

this

this

this case,

case,

case,

case, tttthere

here

here

here exists

exists

exists

exists risk

risk

risk

risk that

that

that

that

your

your

your

your model

model

model

model will

will

will

will fly

fly

fly

fly away

away

away

away or

or

or

or cause

cause

cause

cause injury.

injury.

injury.

injury.

2.4

2.4

2.4

2.4 LED

LED

LED

LED status

status

status

status

RED LED

GREEN LED

Mode

On

Dimly On

Normal Operation

Blinking

Off

No Signal

Blinking

On

Binding Successful

2.5

2.5

2.5

2.5 Pins

Pins

Pins

Pins definition

definition

definition

definition for

for

for

for side

side

side

side ports

ports

ports

ports

It should be noted that 3.3V only has a limited driving current (1~10mA), it should not be used for driving a MPU.

2.5.1

2.5.1

2.5.1

2.5.1

Two external analog telemetry ports (A1&A2) and one digital data-stream port (Rx).

G

G

G

Tx

X

X

Rx

A2

A1

Rx: input to receiver, RS232 level, connect with FrSky sensor hub

A2 (external): max voltage 3.3V, division ratio 1:1
A1 (external): max voltage 3.3V, division ratio 1:1

2.5.2

2.5.2

2.5.2

2.5.2 When

When

When

When side

side

side

side port

port

port

port pins

pins

pins

pins of

of

of

of A1

A1

A1

A1 and

and

and

and X

X

X

X are

are

are

are connected

connected

connected

connected by

by

by

by the

the

the

the jumper,

jumper,

jumper,

jumper, A1

A1

A1

A1 will

will

will

will change

change

change

change from

from

from

from external

external

external

external analog

analog

analog

analog telemetry

telemetry

telemetry

telemetry

port

port

port

port to

to

to

to internal

internal

internal

internal built-in

built-in

built-in

built-in battery

battery

battery

battery voltage

voltage

voltage

voltage sensor.

sensor.

sensor.

sensor.

G

G

G

Tx

X

X

Rx

A2

A1

Rx: input to receiver, RS232 level, connect with FrSky sensor hub

A2 (external): max voltage 3.3V, division ratio 1:1

A1 (internal): max voltage 3.3V, division ratio 4:1

3.

3.

3.

3.

How

How

How

How to

to

to

to switch

switch

switch

switch between

between

between

between two

two

two

two PPM

PPM

PPM

PPM modes

modes

modes

modes

Turn the transmitter off, connect the battery to the receiver, pressing the F/S button of the receiver for 6 seconds and then

release. The red LED will flash fast in HS mode and slowly in FS mode. The mode alternates each time this procedure is done.

Warning:

Warning:

Warning:

Warning: HS

HS

HS

HS mode

mode

mode

mode is

is

is

is only

only

only

only applied

applied

applied

applied for

for

for

for high-speed

high-speed

high-speed

high-speed digital

digital

digital

digital servos.

servos.

servos.

servos.

Other

Other

Other

Other servos

servos

servos

servos should

should

should

should select

select

select

select FS

FS

FS

FS mode,

mode,

mode,

mode, otherwise

otherwise

otherwise

otherwise servos

servos

servos

servos will

will

will

will get

get

get

get hot

hot

hot

hot and

and

and

and may

may

may

may burn

burn

burn

burn out.

out.

out.

out.

4.

4.

4.

4.

How

How

How

How to

to

to

to get

get

get

get CPPM

CPPM

CPPM

CPPM and

and

and

and RSSI

RSSI

RSSI

RSSI from

from

from

from D8R-XP

D8R-XP

D8R-XP

D8R-XP

If CH3 and CH4 are connected by a jumper, CH1 will output CPPM for CH1~ CH8 and CH2 will output RSSI (PWM).

CPPM

CPPM

CPPM

CPPM channel

channel

channel

channel can

can

can

can not

not

not

not handle

handle

handle

handle all

all

all

all eight

eight

eight

eight channels

channels

channels

channels at

at

at

at the

the

the

the same

same

same

same time

time

time

time with

with

with

with all

all

all

all throws

throws

throws

throws are

are

are

are maxed

maxed

maxed

maxed out,

out,

out,

out, as

as

as

as it

it

it

it does

does

does

does not

not

not

not have

have

have

have

enough

enough

enough

enough frame

frame

frame

frame gap.

gap.

gap.

gap. It

It

It

It is

is

is

is recommended

recommended

recommended

recommended to

to

to

to use

use

use

use at

at

at

at most

most

most

most six

six

six

six channels

channels

channels

channels from

from

from

from CPPM

CPPM

CPPM

CPPM channel

channel

channel

channel while

while

while

while leaving

leaving

leaving

leaving off

off

off

off the

the

the

the rest

rest

rest

rest two

two

two

two

channels,

channels,

channels,

channels, otherwise

otherwise

otherwise

otherwise improper

improper

improper

improper performance

performance

performance

performance might

might

might

might occur.

occur.

occur.

occur.

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