Sennheiser SK 5212 User manual

SK 5212
Instructions for use

1
Contents
Safety instructions ................................................................................................ 3
Delivery includes ................................................................................................... 3
The SK 5212 bodypack transmitter .................................................................. 4
The operating controls ......................................................................................... 5
Indications and displays ...................................................................................... 6
The LC display panel ...................................................................................... 6
Preparing the transmitter for use ...................................................................... 8
Inserting and changing the battery ........................................................... 8
Connecting themicrophone ......................................................................... 9
Connecting theantenna ................................................................................ 9
Attaching the transmitter to clothing ..................................................... 10
Using thetransmitter ......................................................................................... 10
Switching thetransmitter on/off ............................................................. 10
Doing a frequencycheck ............................................................................. 11
The operating menu ........................................................................................... 12
The buttons ................................................................................................... 12
The automatic lock mode (autolock function) ....................................... 13
Working with the operating menu ........................................................... 15
Overviewof theoperating menu .............................................................. 19
Adjustmenttips for the operating menu ....................................................... 21
Selectingachannel–CHAN........................................................................ 21
Selecting the frequencies to be stored in the channel bank “VAR”
– TUNE ............................................................................................................ 21
Entering a name – NAME ............................................................................ 23
Adjusting the microphonesensitivity – ATTEN ...................................... 24
Adjusting the bass roll-off frequency – LOWCUT .................................. 24
Selecting the standard display– VIEW .................................................... 24
Loadingthefactorypre-setdefault settings–RESET .......................... 25
Activating/deactivating the automatic lockmode – LOCK .................. 25
Adjustingthe outputpower–POWER ..................................................... 26
Exiting theoperating menu – EXIT ........................................................... 26
Maintenance and care ........................................................................................ 26
Ifproblems occur... .............................................................................................. 27
Error checklist ................................................................................................ 27
Information on the compander system .......................................................... 28

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Accessories ........................................................................................................... 28
Specifications ...................................................................................................... 29
Pin assignmentof microphonesocket .................................................... 30
Audio sensitivity .......................................................................................... 30
Manufacturer declarations ............................................................................... 31
Warranty regulations .................................................................................. 31
CE Declaration of Conformity ..................................................................... 31
Batteries ........................................................................................................ 31
WEEE Declaration ......................................................................................... 31
Thankyou for choosing Sennheiser!
We havedesigned this product to give you reliable operation over many
years. Over half a century of accumulated expertise in the design and
manufacture ofhigh-quality electro-acoustic equipmenthave made Senn-
heiser aworld-leading company in this field.
Please take a few momentsto read these instructions carefully,as we want you
toenjoy your new Sennheiser products quickly and to the fullest.

3
Safety instructions
!Please read theseinstructions carefully and completelybefore using the
unit.
!Make theseinstructions easilyaccessibleto all users atall times. Always
include these instructions when passing theunit on to third parties.
!Never open electronicunits!If units are opened by customers in breachof
this instruction, the warranty becomes null and void.
!Water entering the housing of the unit can cause a short-circuit and
damagetheelectronics. Protect the unit fromdamp and wet. Only use a
slightly damp cloth to clean theunit.
Intendeduse of the unit
Intended use includes
!having read these instructions especially the chapter “Safety
instructions”.
!using the unit within the operating conditions as described in these
instructions.
Improper use of the unit
Improper use is when you use the unit other than described in these
instructions or when you use the unitunder operating conditions different
fromthose described inthese instructions.
Delivery includes
!1 SK 5212 bodypack transmitter
!1 battery
!1antenna
!1 beltclip
!1 instructions for use

4
TheSK5212 bodypack transmitter
TheSK5212 is a professional Mikroportbodypack transmitter thatis easy
to use and is easily adaptabletoa widevarietyof applications.
TheSK5212 bodypacktransmitter has the following features:
!Extremely compact diecast metal housing
!Very rugged casing
!Special protection against the ingress of moisture
!Backlit LCdisplay
!Menu-assisted operation
!Speciallysuitable for multi-channel applications
!36 MHzswitching bandwidth
!Transmission frequencies tunable in steps of5 kHz
!50 mW output power, adjustable to 10 mW
!Constant output power until the batteryis completely discharged
!Audio sensitivity adjustablein steps of 1dB, sensitivity range of 70 dB
!HiDynplusTM noisereduction system
!Signal-to-noise ratio > 110 dB(A)
!Switchable low-cutfilter
!Battery status display, batterystatus also transmitted to the receiver
!Reliable, easy-to-use clip attachment
The channelbank system
The transmitter has two channel banks.The channels of the channel bank
“FIX“ (fixed bank) have been factory pre-set to customer-specific
transmission frequencies. Thesefrequencies cannot bechanged.
The channel bank “VAR” (variable bank) allows you to freely select and
storefrequencies.
Suitablereceivers
!EM 1046 system
!EM 3532, EM 3031, EM 3032
!EK 3041

5
The operating controls
Microphone input
Red LED for operation and
battery status indication
(ON/LOWBAT/PEAK)
Antenna socket
LC display, backlit
Battery compartment
Batterycompartment cover
Batterycompartment catches
Typeplate
Multi-function switch with three
switch positions:
(DOWN), (UP) and SET
ON/OFF button

6
Indicationsanddisplays
The LCdisplay panel
Alphanumeric display
Level display for audio signal “AF”
“RF”– appears when an RFsignal is transmitted
Lock mode icon (lock mode is activated)
“Hz” – appears when the low-cut frequency is displayed
“MHz”– appears when thetransmission frequency is displayed
“dB” – appears when themicrophone sensitivityis displayed
“CH” – appears when the channel number is displayed
Battery status display
Display backlighting
When the lock modeis deactivated, the display remains backlitfor approx.
20 seconds after pressing a button.
MHz
dB
CH
AF
RF






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The LED display
The red LED provides information on the operating state of the
transmitter.
Red LED lights up normally: Thetransmitter is switched on and the
capacitiyof the battery is sufficient (ON).
Red LED is flashing: The battery is going flat
(LOWBATT)!
Red LED lights up brightly: Thetransmitter is fully modulated(PEAK).


8
Preparing the transmitter for use
Insertingand changingthe battery
For powering thetransmitter, use a1.5 VAA sizealkaline-manganese
battery.
Open the battery compartment by
pushing the two catches in the
direction of the arrows and open the
cover .
Insert the battery as shown in the
diagram on the left. Please observe
correct polarity when inserting the
battery.
Close the battery compartment.



9
Connecting the microphone
The transmitter is designed for use with Sennheiser lavalier microphones
and headmics (-4 versions). The power supply of these microphones is via
the microphone input of the transmitter.
Connecting the antenna
The transmitter is supplied with a plug-on antenna.
Connect the microphone to the microphone
input
of the transmitter.
Screw down thecoupling ring.
Connectthe antenna to the antenna socket
ofthetransmitter.
Screw down thecoupling ring.



10
Attaching the transmittertoclothing
Usingthetransmitter
Switching the transmitter on/off
Note:
!Remove the battery when the transmitter will not be used for exten-
ded periods of time.
The transmitter is attachedto clothing(e.g.
belt, waistband) with the supplied belt clip.
The clip is detachable so that you can also
attach the transmitter with the antenna
pointing downwards.To doso, withdraw the
clip from its fixing points and attach it the
other way round.
Openthe batterycompartment.
To switch the transmitter on, briefly
press the ON/OFF button.
The red LEDlights up normally and
the standard display is shown on the LC
display panel ; after a short pause,
“RF” appears on the LC display panel.

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!Thetransmitter can onlybe switched offwhen the lock modeis
deactivated (see “The automatic lock mode (autolock function)” on
page13).
Note:
!When in the setting mode of the operating menu,theON/OFFbutton
will cancel your entry (ESC function).
Doing a frequency check
The transmitter has a frequency checkmode that prevents the transmitter
transmitting on an unwanted frequency after switch-on.
To change the transmission frequency, proceed as follows:
Release the ON/OFF button .
Immediately (i.e. within five seconds) press the multi-function
switch (switch position SET) twice.
Youare nowinthe settingmodeofthe “CHAN” or “TUNE” menu where
you can change the transmission frequency (see “Adjustment tipsfor
the operatingmenu”onpage 21).
To switch the transmitter off, press the
ON/OFF button  until “OFF” appears on
theLC displaypanel
 .
TheredLED  and theLCdisplaypanel go
off.
When switchingon the transmitter, keep
theON/OFFbutton pressed.
The current frequency isdisplayed on the
LCdisplay panel  withoutthetransmit-
ter actually transmitting.
If the displayed frequency is the correct
one,release theON/OFF button .
After five seconds, “RF”appears on
the LC display panel and the transmitter
is transmitting.
MHz
RF


12
Theoperating menu
The buttons
Button Mode Function
ON/OFF
button Switchedoff !Briefly pressing thebutton: Switches the transmitter on
!Keepingthe buttonpressed:
Does a frequency check
Display mode !Briefly pressing thebutton
(withactivatedautolockfunction):
Immediately activates the lock mode
!Briefly pressing thebutton
(with activated lock mode):
Calls up thelockmodefor deactivation
!Pressingthebuttonfor 3sec.
(with deactivated lockmode):
Switches the transmitter off
Selectionmode Cancels the entryand returns to the dis-
play mode
Settingmode Cancels the entryand returns with the
last setting stored to the last parameter
displayed in thedisplay mode
SET Display mode !Withdeactivatedlockmode:
Changes to theselection mode
!With activated lock mode:
Calls up thelockmodefor deactivation
Selectionmode Changes to the setting mode of the
selected menu
Settingmode Stores the setting and returns to the
selection mode(“STORED” is displayed)

13
Theautomatic lock mode (autolock function)
The transmitter has an automaticlock mode (autolock function) that can
beactivated via the “LOCK” menu (see “Activating/deactivating the auto-
maticlockmode–LOCK” on page25). Whenthe autolock function isacti-
vated, the lock mode is automatically activated 10 seconds after pressing
the last button.
Note:
The autolock function can be deactivated permanently(see page 25) or
temporarily (seepage 14).
(UP)/
 (DOWN) Display mode Changestothepreviousparameter()
or changes to the next parameter ()
Selectionmode Changestothepreviousmenu() or
changes to the next menu ()
Settingmode Increases ()orreduces()thesetting
of the selected menu
Prior to this, the lock mode icon  flashes
several times on the LC display panel,
indicating that the lock mode is being
activated and, at the same time, the display
backlighting goes off.
Button Mode Function
MHz
RF


14
Deactivating the autolock function temporarily
To make changes to the settings via the operating menu, you can
temporarily deactivate the lock mode.
After you have exited the operating menu, the lock mode is automatically
activated after 10 seconds. You can activate the lockmode immediatelyby
briefly pressing theON/OFFbutton.
PresstheON/OFF button or themulti-
functionswitch(switchposition
SET). “LOCK”appearson theLC display
panel .
Slide themulti-function switch  to the
position (UP) or (DOWN).
“UNLOCK” appears on the LC display
panel .
Press the multi-function switch 
(switch positionSET). You can now
change the settings.
SET
DOWN
UP


15
Working with the operatingmenu
The operatingmenuhasthree modes:
!Displaymode
In display mode, you can display the current menu settings one after the
other–even whenthelock modeisactivated.
!Selectionmode
In selection mode, you can select the menu whose setting you want to
change.To change to the selectionmode, thelock modemustbe deacti-
vated.
!Settingmode
In setting mode, you can change the setting of the selected menu.
By way of example of the “LOWCUT” menu, this section describes how to
use the operating menu.
Selection Mode Setting Mode
Display Mode
SET
FLAT
Hz
120
Hz
STORED
MHz
TUNE
SET
SETSET
LOWCUT
Adjusting
the low-cut
frequency
Current low-cut
frequency
MHz
FLAT,
120 Hz
SET/ON
MHz
SET
Current low-cut
frequency
MHz

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After switch-on
After switch-on, the standard display is shown on the LC display panel.
Dependingon the setting,thetransmission frequency, the channel number
or thename of the transmitter is displayed.
Displaying the menu settings in display mode
In display mode, and with the lock mode activated, you can display the
currentmenu settings oneafter the other (see“Overview ofthe operating
menu” on page 19). After a few seconds, the display returns to the
standard display.
Changing to the selection mode
Tochange fromdisplay modeto selectionmode,youhavetodeactivatethe
lockmode.
Deactivatethelockmode as described in the chapter“Deactivatingthe
autolock function temporarily” on page 14. You can now select the
menu whosesettings you wanttoadjust.
Press the multi-function switch ( switchposition SET) to change to
themenu that was displayed in display mode.
Selectinga menu
Slide the multi-function switch  to the
position (UP) or (DOWN)
to display the
menu settings
. If you slide the multi-function
switch repeatedly to the same position, all
menu settings are displayed one after the
other.
 Slidethemulti-functionswitch  totheposition
 (UP)or  (DOWN).
Press the multi-function switch ( switch
position
SET).
The nameof the selected menu starts flashing.
SET
DOWN
UP

SET
DOWN
UP


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The followingmenusareavailable:
Changing to the setting mode of a selected menu
Adjusting a setting
Usethemulti-functionswitch toadjust the settingof the selected menu.
By briefly sliding the multi-function switch to the position  (UP) or 
(DOWN), the display jumps either forwards or backwards to the next set-
ting.
In the “ATTEN”, “CHAN”, “TUNE” and “NAME” menu and when slid to the
position
 (UP) or  (DOWN),themulti-function switch features a “fast
search” function,i.e. the display cyclescontinuously. In the “TUNE” menu,
the cycling of the display is continuously accelerated. The “fast search”
function allows you to getfastand easily to your desired setting.
Menu Functionofthe menu
CHAN Selecting a channel
TUNE Setting transmissionfrequencies for the channel bank
“VAR” (variable bank)
NAME Entering a name
ATTEN Adjusting the microphone sensitivity
LOWCUT Adjusting the bass roll-off frequency
VIEW Selectingthe standard display
RESET Loading the factory pre-set default settings
POWER Adjusting the output power
LOCK Activating/deactivating the autolock function
EXIT Exitingthe operating menu and returning to the standard
display
Press the multi-function switch ( switch
position
SET) to change to the setting mode
of the selected menu.
The current setting that can be adjusted
flashes on the LCdisplay panel.
SET
DOWN
UP


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Storinga setting
With most menus, new settings become effective immediately without
havingtobe stored. Anexception are the “TUNE” and“CHAN” menus. With
these menus, new settings only become effective after they have been
stored (“STORED” appears on the LC display panel, indicating that the
setting has been stored).
Exitingthe operatingmenu
 Press the multi-function switch  (switch
position
 SET) to permanently store a setting.
“STORED” appears on the display panel,
indicatingthat the setting has been stored.
Thedisplaythen returns tothetopmenu level.
Select the “EXIT” menu to exit the operating
menu and to return to the standard display.
Wheninthe operating menu,pressingthe ON/
OFF buttonwill cancel your entry (ESC
function) and return you to the standard
display with the laststored settings.
SET
DOWN
UP


19
Overview of theoperatingmenu
Deactivate the lock mode before adjusting the settings (see “Deactivating
the autolock function temporarily” on page 14). Pressing the ON/
OFF button  will cancel your entry (ESC function) and return you to the
display mode.
Display mode Selection mode Setting mode
CH
CH
SETSET
SET
Keep SET pressed
SET
Current frequency
Changing the
channel bank and
the channel
Current
channel bank
FIX. 01
CH
VAR. 20
CH
530.050
Transmission
frequency
CH MHz
/ :
Channel Channel
VAR.01...20
/ :
FIX.01...20
Setting the
frequencies for
the channels of
channel bank
"VAR"
VAR. 01
VAR. 20
Current frequency
MHz
530.050
/ :
516.205
MHz
/ :
Sets the
frequency Sets the frequency
MHz
Current channel
/ :
VAR.01...20
1 sec.
SET
STORED
STORED
CHAN
SET
SET
Current name
NAME
Assigning a
name
VOCAL
Current name
LOCAL
STORED
CH
VAR. 20
CH CH
MHz
FIX.01...20
Current frequency
530.050
MHz
1 Sek.
SET
SET
RF RF RF RF
RF
VAR.01...20
1 sec.
516.205
CH
Current channel
MHz
SET
TUNE RF
Name
(6 characters)
Letters w/o
pronounciation
marks, numbers
from 0...9, special
characters, spaces
/ :