Kenwood TR-7850 Bedienungsanleitung

qi~

ACCESSORIES

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FEATURES

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SPECIFICATIONS

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SECTION

INSTALLATION

Interconnection

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Mobile

Installation

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Fixed

Station

Installation

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Back-up

Power

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SECTION

CONTROLS

AND

TERMINALS



Front

Panel

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

Rear

Panel

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SECTION

OPERATION



Generals

...

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

Memory

Input

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......

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......

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

SCAN

(Busy

stop)

Operation

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...

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...

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PRIORITY

OPER

Switch

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......

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.......

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

OFFSET

and

REVERSE

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...

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

AUTO

PATCH

Operation

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...

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...



SQUELCH

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......

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...

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HI/LOW

Switch

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

Meter

.......

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.10

TONE

Switch

...

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.11

Adjustments

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SECTION

ADDITIONAL

INFORMATION

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SECTION

OPTIONAL

ACCESSORIES

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SCHEMATIC

DIAGRAMS

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BLOCK

DIAGRAMS

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AFTER

UNPACKING

CONTENTS

INTRODUCTION

You

are

the

owner

our

latest

product,

the

new

TR-7850

transceiver

carefully

before

placing

your

transceiver

service

The

unit

has

been

carefully

engineered

and

manufactured

rigid

quality

standard,

and

should

give

you

satisfactory

and

dependable

operation

for

many

years

ACCESSORIES

Please

read

this

instruction

manual

Shipping

container

Save

the

boxes and

packing

the

event

your

unit

needs

transported

for

remote

operation,

service

The

following

explicit

definitions

apply

this

manual

Note



disregarded,

inconvenience

only,

risk

equipment

damage

personal

injury

Caution



Equipment

damage

may

occur,

but

not

personal

injury

maintenance,

Carefully

unpack

your

TR-7850

and

check

that

supplied

with

the

following

accesories

(1)

Dynamic

microphone

(with

U/D

switch)

50051

(T90-0313-05)

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....

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...

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...

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...

.....

. .

piece

(2)Mounting

Bracket

Mounting

parts

Hex

wrench

(wo1-0401-04)

. .

.....

. .

...

piece

Nuts

diameter)

14-0510-04)

. .

.....

...

. .

.....

....

...

....

... .

. .

....

. .

pieces

Hex-socket

screw

(N09-0008-04)

...

. .

...

.....

. .

...

. .

.....

....

.4 pieces

Flat

washers

diameter)

15-1060-46)

...

. .

....

. .

....

. .

...

. .

....

...

. .

....

. .

...

pieces

Spring

washer

diameter)

(N1

6-0060-46)_

. .

....

. .

...

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.....

......

....

...

. .

...

. .

...

pieces

(3)

Feet

Rubber

foot

(small, rear)

002-0069-05)

....

.....

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.... .

...

....

. .

....

pieces

Rubber

foot

(large, front)

(J02-0070-05)

...

.....

. .

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....

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....

. .

...

. .

pieces

Screw

(N30-3006-46)

. .

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...

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...

.....

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....

. .

pieces

Screw

(N30-3008-46)

......

. .

...

. .

.......

pieces

(4)

power

cord

(with

plug

and

fuse)

(E30-1685-05)

...

. .

...

...........

............

......

. .

piece

(5)

Spare

fuse

(10A)

(F05-1031-05)

............

...

. .

piece

(7)Miniature

plug

(for

external

speaker)

(E12-0001-05)

...

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....

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...

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...

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...

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....

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...

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

piece

(9)Warranty

card

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...

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...

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...

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....

. .

...

copy

(10)

Instruction



manual

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....

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...

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....

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...

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....

. .

....

. .

...

. .



copy

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.IIIL

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FEATURES

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. . .

. . . . .

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MULTIFUNCTION

MEMORY

CHANNELS,

EASILY



BUILT-IN

AUTOPATCH

DTMF

ENCODER

SELECTABLE

WITH

ROTARY

CONTROL



Keyboard

operates

autopatch

encoder

-M13

. .

memorize

frequency

and

offset

(±600

kHz



repeater

autopatch

or simplex)

M14,MO

. .

memorize

transmit

and

receive

frequencies

independently

for

nonstandard

offset

. .

......

. .

priority

channel

with

simplex,

±600

kHz, or

nonstandard

offset

operation

INTERNAL

BATTERY

BACKUP

FOR

ALL

MEMORIES

All

memory

channels

(including

transmit

offset)

are

retained

when

four

Ni-Cd

batteries

(not

KENWOOD

supplied)

are

installed

battery

holder

inside

TR-7850

Batteries

are

automatically

charged

while

transceiver

connected

12V

source

PRIORITY

ALERT

memory

priority

channel

EXTENDED

FREQUENCY

COVERAGE

143

.900

148

.995

MHz

switchable

kHz

steps,

allowing

simplex

and

repeater

operation

many

MARS

frequencies

not

adjust

coils,

trimmers,

pots!

These

are

factory

adjustments

not

install

near

heater

outlet

BEFORE

connection,

check

polarity

FRONT-PANEL

KEYBOARD

For

frequency

selection,

transmit

offset

selection,

memory

programming,

scan

control,

and

selection

autopatch

encoder tones

AUTOSCAN

Entire

band

kHz

steps)

and

memories

Automatically

locks

on busy

channel

;

scan

resumes

automatically

after

several

seconds

unless

CLEAR

mic

PTT

button

pressed

cancel

scan

SEPARATE

DIGITAL

READOUTS

display

frequency

(both

receive

and

transmit)

and

memory

channel

SELECTABLE

POWER

OUTPUT

watts

(Hi)/Low

Power

15W)

BUILT-IN

PIEZO-ELECTRIC

BUZZER

access

. .



. .

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. .

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

BEFORE

USE

. . . .

.. .. ... ..

. . . . . . . . . .

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This

unit

designed

for

12V,

negative

ground

ONLY

After

parking

the

sun,

and

inside

temperature

HOT,

cool

this unit

BEFORE

transmitting

Keep

equipment

away

from

heat

and

out

direct

sunlight

. , .

14,1

.11.

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..1111.

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

SPECIFICATIONS



.. ... .. ..

.x11

.11

..1111.

.. .11.1. ....1..

.1111

.11x

...

.111

.1111

iNll

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...".1..

[General]

Semiconductors

...........

...

. .

. . . .

MPU



ICs

Transistors

FETs

Diodes

Frequency

range

......

...

............

"...".". . ".

. .

...

144

.000

147

.995

MHz

Frequency

synthesizer

...

............

...

Digital

control,

phase

locked

VCO

Mode

...

............

. .

......

. .

...........

............

...

(F3)

Antennaimpedance

.......

...........

............

...

ohm

Power

requirement

...

. .

....

. .

...

.8V

±15%

Grounding

......

...

....

. .

. . .

. . . .

....

. .

Negative

Operating

temperature

....

...........

. .

...

. .



20°C

+50

Current

drain

...

. .

...

...........

. .

...

. .

.4A

receive

mode

with

input

signal

in HI

transmit

mode

(Approx

Less

than

for

memory

backup

(from

external

power

supply

through

the

backup

terminal)

Less than

for

memory

backup

(from

battery)

Dimensions

. .

...

............

..........

..........."

175

(6-7/8")

wide

(1-1/2") high

220

(8-5/8")

deep

(projections

excluded)

Weight

...

. .

...

.......

............

...

...............

.84

Ibs)

(approx

[Transmitter

Section]

output

power

(at

.8V

DC,

5052 load)

...

Watts

min

LOW

watts

approx

(According

FREQ

Modulation

....

...........

...

. .

............

. .

......

Variable

reactance

direct

shift

Frequency

tolerance

.......

. .

............

...

Lessthan

±20

-6

(

20°C^J

50°C)

Spurious

radiation

. .

........

. .

...

......

...

.......

....



Lessthan



60dB

LOW

Lessthan

53dB

Maximum

frequency

deviation

(FM)

. .

.........

±5

kHz

Microphone

...

.......

....

. .

...

. .

.."

.."........

Dynamic

microphone

with

PTT

switch,

50052

[Receiver

Section]

Circuitry

........

...

...........

. .

...

. .

...

.......

. .

"""

Double

conversion

superheterodyne

Intermediate

frequency

. .

...

. .

...

.......

. .

1st



.695MHz

2nd



455kHz

Receiver

sensitivity

....

...

. . .

...........

. .

Better

than

.5uV

for

30dBS/N

Better

than

.2AV

for

12dB

SINAD

Receiver

selectivity

....

...

........

...

. . . .

. .

. . .

. .

than

12kHz(-6dB)

Less than

kHz

(-60dB)

Spuriour

response

..........

. .

.....

. .

........

. .

Better than

60dB

Squelch

sensitivity

.......

. .

...

. . .

...........

. .

.16,V

(threshold)

Auto

scanstop

level

........

...

. .

...

........

...

. .

Less

than

.2'UV

(threshold)

Audio

output

..........

...........

. .

...

....

...

......

than

watts

across 8

ohm

load

(10%

dist

Note



Circuit

and

ratings

are subject

change

without

notice

due

developments

technology

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INSTALLATION

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1-1

Interconnection

Connect

the

antenna

and

power

supply

shown

Fig

1-1 for

fixed

station

1-2

MOBILE

Installation,

[general]

Installation

location

Using

the supplied

mounting

bracket,

install

the

transceiver

under

the

dashboard

the

side

the

console

your

car

Mount

the

unit

for

safe

operation

easy

keyboard

access,

and

display

visibility

Refer

Fig

1-2A

and

Fig

1-2B

your

car

equipped

with

electronic

fuel

injector,

the

transceiver

should

far

from

the

control

equipment

possible

Antenna

installation

Various

types

antenna

for

meter

mobile

operation are

available

(See

Fig

1-2C)

NOTE

For

gutter-mount

installation,

the

antenna

bracket

must

grounded

the

car

body

shown

Fig

1-2C

Affix

the

antenna

securely,

referring

to the

antenna

instruction

For

mobile

antenna

installation,

seepage

nnector



~ l



""T



rrr

fff

ANT

terminal



BACK

VP~



IIII llllllllnl~l

SP-40

Mobile

station

operation

power

terminal

Connect

battery

power

terminal

For

detailed

instruction,

see

page

Red

Fuse

Black

Fig

1-1

Antenna

and

Power

Supply

Connections

Coaxial

cable

type

Fixed

station

operation

Power

supply

Connect

the

supplied

power

cord

with

fuse

directly

the

battery

terminals

Connecting

to the

cigarette

lighter

socket

can

cause

poor

connection,

and

excessive voltage

drop

Ignition

noise

The

transceiver

designed

suppress

ignition

noise

;

however,

excessive

noise

present,

may

necessary

use

suppressor

spark plugs

(with

resistors)

Regulated

power

supply

(10A

morel

O+



KPS-12

120V

BC-1

(120V

AC)

009-0008-05)

1-3

FIXED

STATION

Installation,

[general]

Power

supply

(Fig

1-3)

regulated

power

supply

(13.8V

DC,

10A

more)

required

Antenna

(Fig

1-3)

Various

types

fixed

station

antennas

are

commercially

Installation

position

-T

Under

driver's

seat



Underside

dashboard

The

transceiver

should

away

from your

knees

Antenna

Installation



Gutter-mounted



whip

antenna

Remove

the

paint

insure

grounding

the

car

body

Roof-top

system



Roof-side

system

Front

fender

Drill

holes

the

bottom

dashboard

Secure the

mounting

bracket

with

screws

and

nuts

Trunk

lid

system

sure

use a

mobile

antenna

Fig

1-2

Installation

for

Mobile

Operation

available,

Select

your

desired

antenna

according

your

in-

stallation

space

and

application

Note

that

the

SWR

your

antenna

should

less

than

high

SWR

will

cause

the

TR-7850

protective

circuit

operate,

reducing

the transmit

output

power

Insert

the

transceiver

into

the

mounting

bracket

Coaxial cable

connections

Insert

through the bonnet

Battery

Connect

Directly

the

battery

terminals

Nut



Installation

mounting

bracket

Body

Install

the

mounting

bracket

Move

the

lever

down

secure

the

transceiver

TR-7850

Adjust the

installation

angle

and

fully

tighten

bolts

using

the

hex

wrench

* Pass through

the

door

fitting

The

cable

can be

inserted

easily

the door cushion

soft

Note

that

rain

water

may

enter

along

the

cable

Lift

the

trim

plate

and

install

the

cable

Coaxial

cable

antenna

1-4

Back-up

Power

With

power

supplied

directly

from

the

car

battery,

the

micro

computer

continues

operating

even

when

the

power

switch

OFF

Current

drain

very

low,

approximately

you

wish

to retain

the

memories

even

when

moving

the

unit

between

the

car

and

the

fixed

station,

utilize

battery

back-up

system

Othefwise,

all

the

memories

are cleared

when

the

power

cord

disconnected

[Battery

Back-up]

(1)



Use

four

NiCd

batteries,

available

Locally

(2)



Open

the

lower cover

the

transceiver

(3)



Install

the

batteries

into

the

battery

case

located

the

left

side,

making

sure that

polarity

cor-

rect

(4)



The

batteries

are

charged

regardless

of the

power

switch

position

Charging

current

about

The

battery

back-up

function

operates

only

when

the

power

cord

disconnected

Back-up

available

for

about

3 to 5

days

extend

the

back-up

period,

connect

the

(optional)

BC-1

the

external

back-up

terminal

INOTEI

Remove

the

batteries

you

don't intend

to use

them

for

long period

time

Power

supply

connection

Regulated

power

supply

SP-120



KPS-12

TR-7850

Yagi

antenna

(stacked)

Fig

1-3

Installation

for

Fixed Station

Operation

Regulated



Standard

voltage

.8V

power

supply



Connection



Current

capacity

than

10A

another

source

NOTE

F____1I



Preferably,

voltage

should be



adjustable

between

12v

and

16V

The

regulated

supply should

be equipped

with

built-in

protection

circuit

for

both

Antenna

installation



overcurrent

and

overvoltage

(example)



CAUTION

Battery

charging

power

supplies

Transceiver

performance

cannot be used

depends

largely

the

type

antenna

used



For

fixed

station

operation,

there

are

gound

plane

antennas

Rla

(omni-directional)

and

Yagi

antennaeguar

antenn

Fig

1-4

Battery

Back-up

(uni-directional)

The

Yagi

antenna

suitable

for

long

distance

operation

(D^)

communication



(11=1



\\owe

with a

specific

party

(having

excellent

directivity

and

high

gain)

omni-directional

antenna

generally

used

for

local



.j/



operation

Regulated

power

supply

TR-7850

convenient

install

both

Yagi

and

ground plane antennas

for

selectable

use

11IIIN+IINI

M,IbM11bNl,lm



,InNINnIIIIInM,Inl,Illnl,1111

1X11n111



nN11N

111,11

,,Il1w1111,

p11XaX,Inl,Illn11111,



,Ibllll,nll



pnl



,n11111, "

,1111,



,np,l,l

01111

Nllln



IN,IU111,In11111np



1111

p,l

"111, "11



"11

SECTION

CONTROLS

AND

TERMINALS

111111

.X111

,.111

IN11IIN,11

1X111

.1X111 "

1,1111

.,1111

.11



1X111

1,1,11

"1,111." 111.

"



.".



,11

"1,1



,."



1..11,,1



1111

.,11111

.1111,

.,1



1".1,1,1"

111

111111

"111



2-1

Front

Panel

VOL/POWER

SQUELCH

Shift

Indicator

Power

ON-OFF

switch

andvolume

control

are

combined

Turning

the

control

fully

counter

clockwise

will

turn

the

power

OFF

Clockwise

rotation

will

increase

the

volume

the

power

OFF

position,

about

.5mA

current

drawn

back-up

the

micro-computer

and

about

6mA

leakage

cur-

rent

for

final

module,

provided

the

power

cable

connected

to a

constant

power

source

completely

disable

the

transceiver,

disconnect

the

power

cable

The

squelch

control

used

eliminate

noise

during

no-sig-

nal

time

Normally,

this

control

adjusted

clockwise

until

the noise

disappears

and

the

BUSY

indicator

goes

off

(threshold

level)

For

scan

operation,

this

control

must

set

the

threshold

point

(RED)



pressing the

key

on the

keyboard

(11),

the

indicator

will light,

indicating

that

transmit

frequency

switched

600

kHz

from

the

receive

frequency

Frequency

Display

BUSY

Indicator

S/RF

Level

meter

(YELLOW)

pressing

the Os

key

the

keyboard

#(11),

the

indicator

will

light,

indicating

that

the

transceiver

operating

the

simplex

mode

(RED)



by pressing the

key

the

keyboard

#(11),

the

indicator

will

light,

indicating

that

transmit

frequency

switched

down

600

kHz

from

the

receive

frequency

This

LED

frequency

display indicates

the

operating

frequency

digits

(MHz-kHz)

Example

146

.940

MHz

indicated

.940"

This

lamp

will

light

when

the

squelch

open

receive

mode

This

LED

level

meter

indicates

receive

input

signal

strength

(in

units)

transmit

output

(1317)

AIR

Indicator

light

emitting

diode

.D)

will

light

during transmit

mode

Indicator

This

indicates

the

channel

through

14,

digits

HI/LOW

Switch

This

switch

used

set

transmit

output

power

either

40W

(high) or

low

power

15W)

Power

high

the

normal

out

position

(JEL),

and

low

the

position

(_)

(refer

Page

13)

MIC

Connector

(6-pin)

For

connection

the supplied

microphone

MIC

connector

from

FRONT

PANEL

(lead color)

Keyboard

The

keyboard

has

the

following

functions

(Refer

"SECTION

OPERATIONI



(Number

keys)

Depress

four

keys

set

the

desired

operating

frequency

shift

key)

The

transmit

frequency

will

offset

600

kHz

from

Depress

this

and

the

transceiver

will

remain

simplex

.mode

(transmit

and

receive

frequencies

are the

After

setting

the operating frequency,

depress

this

key

(Simplex

key)

shiftkey)

After

setting

the operating

frequency,

depress

this

key

The

transmit

frequency

will

offset

600

kHz

down

from

the

receive

frequency

This

used

input

the desired

frequency

(including

kHz

offset)

each

channel

for

memory

Press

the

key

and

check-tone

will

heard



keys

cleared

When

cleared,

the

frequency

display

will

indicate

the

frequency

that

was

displayed

before

mistakenly

entered

setting

this

key

also

used

operation

release

the

scan

Example



Depress

the

and

keys

The

frequency

display

will

indicate

.940"

(146.940

MHz)

The

number

keys

function

auto-patch

keys

during transmit

mode

STEP

Switch

REV

Switch

(Scan

key)

This

used

for

scan

operation

Press the

key

when

the

SQUELCH

(2)

This

will

start

auto-scan

memo-

ry-scan

depending

on the

position

the

KEY/M

SEL

switch

and

STEP

switches

Auto

Patch

During

transmission,

keys



9, *



and

operate

DTMF

KeysM

will

operate

fourth

column

conjunction

with

the

REV

switch

KEY/M

SEL

Indicator

This

indicates

the

position

the

KEY/M

SEL

switch

The

KEY

indicator

will

light

when

the

switch

depressed

(_),

and

the

indicator

will

light

the

out

position

)

KEY/M

SEL

Switch

This

switch

used

select

the

method

setting

frequency,

either

by the

keyboard

the

memory

the

(-),in

position,

the

operating

frequen-y

set

the

keyboard

;

the

normal

out

position

(

),the

operating

frequency

can

set

using the

MEMORY

channel

selector

(16)

Use

this

switch

select

the

steps

0111111IL

kHz,

5kHz)

during

frequency

scan

microphone

UP/DOWN

operation

receive,

this

switch

used

reverse

the

repeater

shift

(±600

kHz)

and

other transmit/receive

frequencies

(CH

14)

It is

momentary

non-locktype

switch

and

returns

the

normal

out

position

when

released

transmit,

this

switch

shifts

DTM

tones

column

3 to

column

(ABCD)

function

MEMORY

Channel

Selector

This

switch

used

select

one

memory

channels

these,

channels 1-13

store

frequencies

including

±600kHz

offset

The

other

two

channels,

and

are

"ODD

slit"

channels,

storing

transmit

and

receive

frequencies

individually

Channel

"O"

the

priority

channel

PRIORITY

ALERT

Switch

This

switch

used

check

the

priority,

channel

"0"

Depress

the

switch

and

the

priority

channel

will

checked

about

a 6

second

interval

regardless

of the

KEY/M

SEL

switch

position

tone

sounds

when

the

priority

channel

use

PRIORITY

OPER

Switch

This

switch

used

call-up

the

priority

channel

"0"

depressing

the switch,

operating

frequency

switched

the

priority

channel

TONE

Switch

2-2

Rear

Panel

24 15

The

tone

switch

for

control

user-supplied

tone

generator

(not

available

from

TRIO-KENWOOD)

Power

Terminal

power

input terminal

Connect

the

supplied

power

cord

with plug

Input

voltage

13.8V

Observe

plus

(

)

and

minus

(

)

polarity!

EXT

BACK-UP

EXT

Terminal

DWN

Switch

ANT

Terminal



PTT

Switch

External

power

back-up

terminal

retain

the

memories

For

internal

back-up

operation,

install

four

NiCd

batteries

the

built-in

battery

case

Use

this

terminal

retain

the

memories

for

long

period

time

(more

than

week),

with

the

power

cord disconnected

External

speaker

terminal

Connect

ohms

speaker

using

the

supplied plug

This

switch

used

step

the

operating

frequency

down

during both

keyboard

and

MEMORY

Channel

operation

When

pressing

the

switch,

tone

will

sound

When

the

DWN

switch

held

on,

frequency

shifts

rapidly

Pressing both

the

and

DWN

switches

simultaneously

results

stopping

the

frequency

control

operation

This

switch

used

to step

the

operating

frequency

both

keyboard

and

MEMORY

channel

operation

When

pressing

the

switch,

tone

will

sound

Antenna

terminal

Connect

an antenna

ohms



Press-to-talk

switch

used

for

transmission

This

will

also

impedance



release

scan

operation

Andere Handbücher für TR-7850

Inhaltsverzeichnis

Andere Kenwood Transceiver Handbücher

Kenwood

Kenwood TK-2360 Bedienungsanleitung

Kenwood

Kenwood UBZ-LH68 Bedienungsanleitung

Kenwood

Kenwood Nexedge Bedienungsanleitung

Kenwood

Kenwood TK-D240 Bedienungsanleitung

Kenwood

Kenwood TK-2168 Bedienungsanleitung

Kenwood

Kenwood TS-700 Bedienungsanleitung

Kenwood

Kenwood NX-200 K2 Bedienungsanleitung

Kenwood

Kenwood TS-180S Bedienungsanleitung

Kenwood

Kenwood TK-3202 Bedienungsanleitung

Kenwood

Kenwood TM-211A/E Bedienungsanleitung

Kenwood

Kenwood PKT-03-K Bedienungsanleitung

Kenwood

Kenwood TK-7102H Bedienungsanleitung

Kenwood

Kenwood TK-868G Bedienungsanleitung

Kenwood

Kenwood ProTalk LT PKT-23LF Bedienungsanleitung

Kenwood

Kenwood TS-520S Bedienungsanleitung

Kenwood

Kenwood TM-621A Bedienungsanleitung

Kenwood

Kenwood TK-3180 Bedienungsanleitung

Kenwood

Kenwood TS-700SP Bedienungsanleitung

Kenwood

Kenwood NEXEDGE NX-700 series Bedienungsanleitung

Kenwood

Kenwood TS-515 Bedienungsanleitung

Kenwood

Kenwood UBZ-LJ9SETE Bedienungsanleitung

Kenwood

Kenwood TH-28A Bedienungsanleitung

Kenwood

Kenwood VFO-240 Bedienungsanleitung

Kenwood

Kenwood NEXEDGE NX-340 Bedienungsanleitung

Beliebte Transceiver Handbücher anderer Marken

Yaesu

Yaesu FT-7B Bedienungsanleitung

Texas Instruments

Texas Instruments TLK10232 Bedienungsanleitung

Mizuho

Mizuho MX-2 Produkthandbuch

Blitz

Blitz MJ-398U Bedienungsanleitung

Utilicom

Utilicom LongRanger 2050 Bedienungsanleitung

Standart

Standart HX290UKA Bedienungsanleitung

Altronix

Altronix Pace1PTM Bedienungsanleitung

Kirisun

Kirisun PT2208 Bedienungsanleitung

ELECRAFT

ELECRAFT KX2 Bedienungsanleitung

Zodiac

Zodiac K3 Bedienungsanleitung

Assa Abloy

Assa Abloy SecureComm HKC GSM-WIFI U Bedienungsanleitung

Siemens

Siemens PSO 4000 Bedienungsanleitung

Midland

Midland G8E-BT Handbuch

ComNav

ComNav Mariner X2 Bedienungsanleitung

Uniden

Uniden UH820 Series Bedienungsanleitung

Standard Horizon

Standard Horizon HX320E Bedienungsanleitung

Em-Trak

Em-Trak A100 Bedienungsanleitung

HPE

HPE Aruba QSFP28 Bedienungsanleitung