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Sony WRR-850A, Operating Instructions Manual, Page: 32 / 36

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32

Apart from the normal indications, the following error messages may appear on the display.

Meaning

An error has occurred in the
backup memory data.

The PLL-synthesized circuit
has a malfunction.

The circuit has a malfunction.

No tone signal is available or a
tone signal other than 32.768
kHz is being received, and the
audio signal output is muted.

Message

Error 01

Error 02

Error 03

NO TONE

Remedy

The memory data is cleared. Reset the  group, channel and
muting settings.

Contact your nearest Sony dealer.

Contact your nearest Sony dealer.

If you are using a WRT-810A wireless mike, a “NO TONE”
message appears when you turn off the AF switch, but this is
normal.

You are also able to confirm the operational status of the unit with the following buttons. After confirming the
status, take the appropriate remedy.

Message

M OFF

T OFF

N OFF

ANt ON

ANt OFF

Meaning

The weak RF level muting
and noise squelch
functions are off.

The tone signal squelch
function is off.

The noise squelch function
is off.

The DC power output on
the ANTENNA terminal
is set to ON.

The DC power output on
the ANTENNA terminal is
set to OFF.

Remedy

Press the NO.,  MUTING and plus (+) buttons
at the same time, or switch off the power to
revert the unit to the normal operating mode.

Press the NO., GP and plus (+) buttons at the
same time.

Press the NO., CH and plus (+) buttons at the
same time, or switch the power off to revert the
unit back to the normal operating mode.

The unit is normally operated in this mode.
Pressing  the NO. OUTPUT LEVEL and minus
(–) buttons at the same time switches  the
ANTENNA terminal DC power output to OFF.

Power is not supplied to the antenna booster
connected to  the ANTENNA terminal. In most
cases, set the ANTENNA terminal DC power
supply to ON by pressing the NO., OUTPUT
LEVEL and plus (+) buttons to ON.

Buttons

Press the NO. and
MUTING buttons
at the same time.

Press the NO. and
the GP buttons at
the same time.

Press the NO. and
the CH buttons at
the same time.

Press the NO.  and
OUTPUT  LEVEL
buttons on tuner
unit 1 at the same
time.

Note

The ANTENNA terminal DC power supply can only be turned on and off from tuner unit 1. If you try to switch
the power supply on and off from tuner unit 2, the ANt ON/ANt OFF message will appear on the display, but the
ANTENNA terminal DC power supply will not be switched over.

Error Messages

Summary of Contents for WRR-850A

Page 1: ... 3 800 445 11 1 S Operating Instructions Before operating the unit please read this manual thoroughly and retain it for future reference WRR 850A 1996 by Sony Corporation UHF Synthesized Diversity Tuner ...

Page 2: ...anada should therefore be contacted When the operation of the device is within the broadcast band the licence is issued on no interference no protection basis with respect to broadcast signals Avis pour les clients au Canada L usage des appareils sans fil Sony est réglé par l Industrie Canada comme décrit dans leur Cahier des Normes Radioélectriques CNR 123 Une licence est normalement requise Le b...

Page 3: ...Connections 14 Multichannel Mode 15 Installation 16 Installation of Receivers and Antennas 16 Notes on Antenna Installation 17 System Setup 18 System Configuration 18 Settings 22 Selecting the Reception Channel 22 Setting the Muting Level 25 Setting the Output Level 27 Setting the Tuner Unit Number 27 Operation 28 Rack Mounting 30 Removing the Mounting Brackets 31 Dimensions 31 Error Messages 32 S...

Page 4: ...annel plan for 42 channel simultaneous operation using the 6 TV bands on UHF TV channels 64 to 69 Twin tuners The WRR 850A has two tuner units You can set the tuners to different channels and still operate both at the same time Versatile display A large liquid crystal display provides a variety of information including the levels of the reception channels RF information and transmitter battery con...

Page 5: ...39 65 40 65 41 65 42 65 43 65 44 65 45 65 46 65 47 776 125 776 250 776 375 776 500 776 625 776 750 776 875 777 000 777 125 777 250 777 375 777 500 777 625 777 750 777 875 778 000 778 125 778 250 778 375 778 500 778 625 778 750 778 875 779 000 779 125 779 250 779 375 779 500 779 625 779 750 779 875 780 000 780 125 780 250 780 375 780 500 780 625 780 750 780 875 781 000 781 125 781 250 781 375 781 5...

Page 6: ...68 05 68 14 68 25 68 41 68 47 69 12 69 16 69 30 69 37 69 40 69 42 Frequency 794 625 795 750 797 125 799 125 799 875 801 500 802 000 803 750 804 625 805 000 805 250 Channel 64 05 64 14 64 25 64 41 64 47 65 12 65 16 65 30 65 37 65 40 65 42 Frequency 770 625 771 750 773 125 775 125 775 875 777 500 778 000 779 750 780 625 781 000 781 250 Channel 67 01 67 05 67 11 67 25 67 28 67 36 67 41 67 43 Frequenc...

Page 7: ...ions WRR 850A 64 WRR 850A 66 and WRR 850A 68 Channel 66 02 66 24 66 29 67 16 67 18 67 39 Frequency in MHz WRR 850A 64 WRR 850A 66 WRR 850A 68 Frequency 770 625 771 500 771 875 779 000 780 125 Channel 68 06 68 20 68 24 68 40 69 04 69 17 69 23 69 47 Frequency 794 750 796 500 797 000 799 000 800 500 802 125 802 875 805 875 Frequency 782 250 785 000 785 625 790 000 790 250 792 875 Channel 64 05 64 12 ...

Page 8: ...0 786 750 Channel 68 10 68 13 68 17 68 22 68 28 68 36 68 38 Channel 64 10 64 13 64 17 64 22 64 28 64 36 64 38 Group H1 for a 7 channel system using odd numbered TV channels This group is used to simultaniously receive up to 7 wireless microphones Frequency in MHz Frequency 777 125 777 375 778 375 779 125 779 750 780 250 780 625 Channel 67 09 67 11 67 19 67 25 67 30 67 34 67 37 Frequency 789 125 78...

Page 9: ...y you will need both the WD 820A and the WD 880A antenna dividers 65 H1 or H2 7 WRR 850A 64 WRR 850A 68 TV Channel Group name Number of channels Number of simultaniously operable channels when models 64 66 and 68 are used together 42 WRR 850A 66 64 L1 or L2 7 66 L1 or L2 7 67 H1 or H2 7 68 L1 or L2 7 69 H1 or H2 7 For further information on group settings see Example of 42 Channel receiving system...

Page 10: ...electrical equipment such as motors transformers or dimmers since this may incur magnetic induction Switching lights on or off may produce electrical interference over the wider frequency range Position the tuner and the wireless microphones so that interference is minimized To avoid degradation of the signal to noise ratio do not use the tuner in noisy places or in locations subject to noise or v...

Page 11: ...uner unit 1 or 2 for monitoring The indicator below the number of the selected tuner lights Tuner unit 1 5 Display After you turn on the power the message 64 HELLO 66 HELLO or 68 HELLO appears depending on the model When the message disappears the tuner changes to normal display mode 6 FREQ frequency buttons Sets a reception channel with a press on the NO button MUTING button GP button CH button a...

Page 12: ...e transmitter batteries The battery indicator and the number indicator start flashing about one hour before the transmitter batteries go flat Indicator Level more than 15 dBµ more than 25 dBµ more than 35 dBµ more than 45 dBµ Note The battery and number indicators only flash when the unit is used with certain transmitters such as the WRT 860A For details on compatible transmitters see the operatin...

Page 13: ... the antenna s internal booster Note Never short circuit this connector 2 TUNER OUTPUT tuner sound output connectors XLR 3 pin male Supplies audio signals You can connect this to the microphone input connector or the sound input connector of a mixer tape recorder or similar equipment 3 REMOTE connector D sub 15 pin Connects to a display unit not supplied that shows the numbers for 12 channels and ...

Page 14: ...ure to use a pair of antennas Once you have made all the connections use the plus minus buttons and the OUTPUT LEVEL button to set the reference level of the TUNER OUTPUT connectors in accordance with the input level of the connected equipment mixer amplifier etc For details on the reference level setting see Setting the Output Level on page 27 to input connector of a mixer amplifier etc ...

Page 15: ...ns such as allocating channels for particular tasks limiting the number of microphones used operating microphones separately etc In addition to the connections below you can combine the WRR 850A tuner with tuners WRR 820A or WRR 840A Example of using four antennas AN 820A WD 820A WD 820A 50 ohm BNC terminators WRR 850A WRR 850A WRR 850A WRR 850A WRR 850A WRR 850A 50 ohm BNC terminators ...

Page 16: ...d control room Installation Setup in halls where the sound control room is behind the seating area Install the antennas on one side of the stage with the receiver in the sound control room Antennas Coaxial cable Sound control room Receiver unit Setup in halls where the sound control room is behind the seating area and far from the stage Install the receiver unit close to the antennas at the side o...

Page 17: ...tennas to the tuner and antenna divider is a 5D 2V 50 ohm or higher You can also use a 5C 2V 75 ohm or higher Signal loss 5D 2V 50 m 12 5 dB 100 m 25 dB 5C 2V 50 m 13 5 dB 100 m 27 dB The coaxial cable should be as short as possible The signal loss increases as the cable length increases which has a greater impact than the difference between 50 ohms and 75 ohms Notes on Antenna Installation Separa...

Page 18: ...e a pair of antennas Do not operate multiple wireless microphones or transmitters on the same channel WRR 850A WD 820A for four antennas AN 820A When using two channels When using four channels AN 820A WRR 850A WD 820A WRR 850A for four antennas AN 820A When using six channels WRR 850A WD 820A for four antennas AN 820A When combining with an existing system AN 820A WD 820A WRR 850A WRR 840A WRR 82...

Page 19: ...le of 11 channel receiving system using Group 11 Cascade connection AN 820A AN 820A WD 820A WRR 850A WD 820A WRR 850A Example of 8 channel receiving system using Group 12 or 13 WD 820A WRR 850A AN 820A AN 820A ...

Page 20: ...s TV Channel 68 7 channels TV Channel 64 3 channels TV Channel 66 3 channels TV Channel 68 7 channels Cascade WD 820A AN 820A AN 820A Cascade connection Cascade connection WD 820A WD 820A TV Channel 64 5 channels TV Channel 66 2 channels TV Channel 66 4 channels TV Channel 68 4 channels TV Channel 68 4 channels TV Channel 64 5 channels TV Channel 66 6 channels TV Channel 68 8 channels WRR 850A 64 ...

Page 21: ...0A WD 820A WD 820A WRR 850A 64 WRR 850A 64 WRR 850A 66 WRR 850A 68 TV67 TV68 TV69 WD 820A WD 820A WD 820A WRR 850A 66 WRR 850A 68 TV Channel 66 7 Channels Group L1 or L2 TV Channel 69 7 Channels Group H1 or H2 TV Channel 65 7 Channels Group H1 or H2 TV Channel 68 7 Channels Group L1 or L2 TV Channel 64 7 Channels Group L1 or L2 TV Channel 67 7 Channels Group H1 or H2 WD 880A ...

Page 22: ...n the same group Separate the reception antennas and the transmitter by more than 2 meters 6 ft 4 in OUTPUT LEVEL CH GP MUTING NO FREQ 1 2 S ØON øOFF 1 2 LEVEL MONITOR MIN MAX UHF SYNTHESIZED DIVERSITY TUNER WRR 850 POWER RF AF OUTPUT LEVEL CH GP MUTING NO FREQ RF AF 1 3 5 4 2 1 Press the POWER switch The power is turned on Note Press the POWER switch after reducing the volume of equipment connect...

Page 23: ...selection mode and the currently displayed group is selected The display scrolls through the following groups while the button is held down 11 6805 12 6901 GP CH GP CH 00 11 12 13 A1 A2 A3 L1 L2 H1 H2 Selecting 00 shows the channel of the previous group 00 setting The CH indication shows the lowest frequency channel of the selected group 1 If the button is held down the display changes continuousl...

Page 24: ...cled one at a time Settings A2 6911 A2 6922 GP CH GP CH Selecting the reception channel by frequency Press the plus button This changes the CH indicator to a frequency indicator and lets you select a reception channel by frequency While holding down the CH button press the plus button to show a higher frequency or press the minus button to show a lower frequency Press the plus button again or the ...

Page 25: ...nal of 32 768kHz provided the RF signal is stronger than the set muting level Whenever the scanning stops on a particular frequency that particular frequency is being used To restart the scanning process after it has stopped on a particular frequency press the CH the plus and the minus buttons simultaneously Notes Once the channels in a group have been scanned twice the scanning stops automaticall...

Page 26: ...ansmitter will not be squelched Once the tone signal squelch circuit is turned off it remains off even after the tuner is switched off 3 Noise squelching When RF level from a transmitter is too weak to produce a quality audio signal the noise squelching function checks if noise exists in the detected audio signals and the function will shut off the audio output if noise exists In most cases the no...

Page 27: ...se the OUTPUT LEVEL button and the plus or minus button The selected output level is set Setting the Tuner Unit Number You can assign a number 1 to 99 to the tuner unit 1 Press and hold down the NO button When you hold down this button the tuner changes to the number setting mode and the number flashes 2 While holding down the NO button press the plus or minus button to select a number Pressing th...

Page 28: ... wireless microphones or the transmitter channels set the microphones to the same channels as those on the tuner For details on setting the channels on the tuner and setting up the system see Channel Plan on page 5 and System Setup on pages 18 21 For details on channel selection see Selecting the Reception Channel on page 22 If noise is heard Depending on the environment where the system is instal...

Page 29: ...rs with this tuner When setting channels for such equipment you must set each piece of equipment to a different channel within the same group For example in group 11 channels 68 05 and 68 14 can be selected but channels 68 05 and 68 11 cannot If only one of the two tuners is in use be sure to set them to different channels within the same group Be sure to separate the transmitter and the reception...

Page 30: ...screwdriver or similar tool Rack Mounting 1 Remove the feet of the unit before mounting it on a rack Foot Pin 2 Mount the equipment on the rack using screws that are at least 10 mm 2 5 in long and that match the diameter of the screw holes on the rack WRR 850A Rack Screws ...

Page 31: ...ide view Front view Removing the Mounting Brackets You can remove the rack mounting brackets from the unit if you do not intend to mount it in a rack Dimensions WRR 850A Rack mounting bracket Rack mounting bracket Rack mounting bracket ...

Page 32: ...The DC power output on the ANTENNA terminal is set to OFF Remedy Press the NO MUTING and plus buttons at the same time or switch off the power to revert the unit to the normal operating mode Press the NO GP and plus buttons at the same time Press the NO CH and plus buttons at the same time or switch the power off to revert the unit back to the normal operating mode The unit is normally operated in...

Page 33: ...viation at a modulation of 1 kHz 30 dB or more at an A weighted RF input level of 15 dBµ 60 dB or more at an A weighted RF input level of 60 dBµ Distortion 1 or less 40 kHz deviation at a modulation of 1 kHz Tone signal frequency 32 768 kHz Output level 58 dBm 20 dBm selectable 600 ohm load 5 0 kHz deviation at a modulation of 1 kHz Output impedance 150 ohms balanced Output connectors XLR 3 12C ty...

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Page 36: ...Sony Corporation Printed in Japan ...

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