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UHF SYNTHESIZED PORTABLE TUNER

WRR-805A

SERVICE MANUAL

CE/AU Model

1st Edition

Содержание WRR-805A

Страница 1: ...UHF SYNTHESIZED PORTABLE TUNER WRR 805A SERVICE MANUAL CE AU Model 1st Edition ...

Страница 2: ...rden Um die Gefahr eines elektrischen Schlages Feuergefahr und Verletzungen zu vermeiden sind bei Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen Andere als die angegeben Wartungsarbeiten dürfen nur von Personen ausgeführt werden die eine spezielle Befähigung dazu besitzen AVERTISSEMENT Ce manual est destiné uniquement aux personnes compétentes en charge de l entretien Afin de réd...

Страница 3: ...tes on Adjustment 3 2 3 2 ADJUSTMENT AND CHECKING 3 2 3 2 1 Reference Frequency 4 MHz oscillation frequency Adjustment 3 4 3 2 2 Output level adjustment 3 4 3 2 3 Muting level and RF level adjustment 3 5 3 2 4 S N Checking 3 6 3 2 5 Distortion Ratio Check 3 8 3 2 6 RF Level Indicator Check 3 9 4 SEMICONDUCTOR PIN ASSIGNMENTS 5 SPARE PARTS 5 1 NOTES ON REPAIR PARTS 5 1 5 2 EXPLODED VIEWS 5 2 5 3 EL...

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Страница 5: ...g combination of wireless channels to permit simultaneous operation of multiple channels without intermodulation Any available group and channel can be selected with a simple button operation Compact and lightweight Mounting technology and the versatile soft case enable this compact and lightweight tuner which lets you move anywhere for Electronic News Gathering ENG and Electronic Field Production...

Страница 6: ...icates the strength of the RF input signal On in green more than 25 dBµ On in red between 15 dBµ and 25 dBµ Off less than 15 dBm less than muting level 8 TX BATT transmitter battery indicator Indicates the battery condition of the wireless microphone transmitter The indicator starts flashing about one hour before the transmitter batteries go flat 6GB Two LR6 size AA alkaline batteries 9 MUTING swi...

Страница 7: ... Make sure that the channel selected is the same as that selected on the transmitter used in the same system Depending on the noise or interference conditions the selectable channels may not necessarily all be usable If necessary you can determine the usable channels by stepping the channel selection through a number of channels on the tuner with the microphone transmitter set to OFF Those channel...

Страница 8: ...use two or more wireless microphones or transmitters whose wireless channels are the same The number of wireless channels actually usable in a multi channel system may be smaller than the normal capacity of that system if there is interference from TV broadcasting or other RF signals When using two or more WRR 805As do not directly put one unit upon the other Error Messages 15GB Specifications Tun...

Страница 9: ...ormas sobre frecuencias de varios países y no siempre garantizarán un funcionamiento sin interferencias El grupo 00 sirve para buscar canales abiertos o se utiliza solamente para sistemas de un solo canal L 2 Wireless Channel Lists Übertragungskanallisten Listas de canales inalámbricos German 4 Deutsch 4 Alemanes 4 No of simultaneously selectable channels Anzahl der Simultankanäle Canales seleccio...

Страница 10: ...1 750 811 875 812 000 812 125 812 250 812 375 812 500 812 625 812 750 812 875 813 000 813 125 813 250 813 375 813 500 813 625 813 750 813 875 TV 63 Band TV 63 Frequenzbereich Banda 63 de TV L 6 Wireless Channel Lists Übertragungskanallisten Listas de canales inalámbricos 62 17 800 125 62 21 800 625 62 32 802 000 62 50 804 250 63 10 807 250 63 12 807 500 63 31 809 875 63 58 813 250 WL Channel WL Ka...

Страница 11: ...uencias 800 000 a 806 000 MHz 62 161 802 025 62 162 802 050 62 163 802 075 62 164 802 100 62 165 802 125 62 166 802 150 62 167 802 175 62 168 802 200 62 169 802 225 62 170 802 250 62 171 802 275 62 172 802 300 62 173 802 325 62 174 802 350 62 175 802 375 62 176 802 400 62 177 802 425 62 178 802 450 62 179 802 475 62 180 802 500 62 181 802 525 62 182 802 550 62 183 802 575 62 184 802 600 62 185 802...

Страница 12: ...0 63 239 811 975 63 240 812 000 63 241 812 025 63 242 812 050 63 243 812 075 63 244 812 100 63 245 812 125 63 246 812 150 63 247 812 175 63 248 812 200 63 249 812 225 63 250 812 250 63 251 812 275 63 252 812 300 63 185 810 625 63 186 810 650 63 187 810 675 63 188 810 700 63 189 810 725 63 190 810 750 63 191 810 775 63 192 810 800 63 193 810 825 63 194 810 850 63 195 810 875 63 196 810 900 63 197 8...

Страница 13: ...nnel group 7 Kanal Gruppe Grupo de 7 canales UG 08 858 200 UG 09 858 650 UG 10 860 400 UG 11 860 900 UG 12 861 200 UG 13 861 550 UG 14 861 750 WL Channel WL Kanal Canal WL Frequency Frequenz MHz Frecuencia Group L Gruppe L Grupo L 7 channel group 7 Kanal Gruppe Grupo de 7 canales UG 01 854 900 UG 02 855 275 UG 03 855 900 UG 04 856 175 UG 05 856 575 UG 06 857 625 UG 07 857 950 WL Channel WL Kanal C...

Страница 14: ...lected with a simple button operation Compact and lightweight Mounting technology and the versatile soft case enable this compact and lightweight tuner which lets you move anywhere for Electronic News Gathering ENG and Electronic Field Production EFP Remote battery alarm from transmitter This tuner has capability of receiving Battery status information from the transmitter WRT 805A 822A to make ad...

Страница 15: ... M y c n e u q e r F z H M y c n e u q e r F z H M y c n e u q e r F z H M y c n e u q e r F 6 0 7 6 5 7 8 9 9 7 5 1 7 6 0 0 0 1 0 8 1 2 7 6 0 5 7 1 0 8 2 3 7 6 5 2 1 3 0 8 6 4 7 6 5 7 8 4 0 8 0 5 7 6 5 7 3 5 0 8 Group A1 8 channel group Use when both TV channels 66 and 67 are available 5 Group 00 All channel access Use to scan for open channels Use only for a one channel system l e n n a h C l e ...

Страница 16: ...cy indication 10 Parts Identification In Accumulated time indication it displays the accumulated time of battery use in one minute increments See Settings on page 12 4 SET button Press to change and set the contents of the item on the display See Settings on page 12 5 MODE button Press to select the item to be set on the display See Settings on page 12 6 POWER switch Turns the power of the tuner O...

Страница 17: ...tem Depending on the noise or interference conditions the selectable channels may not necessarily all be usable If necessary you can determine the usable channels by stepping the channel selection through a number of channels on the tuner with the microphone transmitter set to OFF Those channels on which the RF indicator of the tuner does not light are usable If there is a TV broadcasting station ...

Страница 18: ... 250 kHz detuned Spurious rejection ratio 70 dB or more Image rejection ratio 60 dB or more Muting level 15 dBµ 5 dBµ Type of antenna 1 4 wavelength wire Frequency range 100 Hz to 15 000 Hz 3 dB De emphasis 50 µsec Signal to noise ratio 30 dB or more at an A weighted RF input level of 10 dBµ 60 dB or more at an A weighted RF input level of 60 dBµ 5 kHz deviation at 1 kHz modulation Distortion 1 or...

Страница 19: ...ON 2 SERVICE OVERVIEW 2 1 DISASSEMBLY MB 861 Board Battery case Case Upper Antenna RF 93 Board Case Lower Battery case 1 7x12 CN1 CN2 MB 861 board Casa upper Antenna Flat cable Case lower RF 93 board Shield cover 1 7x10 1 7x8 ...

Страница 20: ...appears on the LCD 2 After 62 17 For CE62 model 69 01 For CE69 model or 66 01 For AU66 model is displayed perform section 3 2 3 Muting Level and RF Level Adjustment 2 3 ERROR MESSAGES When a problem occurs one of the following error messages may appear on the display Messages Contents Measures Error 03 The battery voltage exceeds the allowable value Use the specified batteries Error 11 An error oc...

Страница 21: ...WLETT PACKARD 53181A or equivalent Noise meter Frequency 10 Hz to 500 kHz MEGURO MN 445B or equivalent Function generator 32 768 kHz and 32 782 kHz HEWLETT PACKARD 8904A or equivalent signal sine wave can be generated Adjustment can be 0 1 Hz step the specification Mic amp Gain 0 dB to 70 dB _ with A weighted filter Oscilloscope Frequency DC to 30 MHz _ Tools Name Part No Remarks MM SMA Conversion...

Страница 22: ...m the signal generator SSG when RF milli voltmeter reads 50 mV shall be specified as 100 dBu at no load 3 2 ADJUSTMENT AND CHECKING This section describes the following adjustments and checking required to satisfy the specifications Adjustment and Checking Item 3 2 1 Reference Frequency 4 MHz oscillation frequency Adjustment 3 2 2 Muting level and RF level adjustment 3 2 3 Output level adjustment ...

Страница 23: ...ard as below 4 Connect a DC power supply as shown in the figure below Checking After the DC power supply connection is completed set the POWER switch S501 to on check the level on the DC ammeter DC ammeter indication level under no RF signal input and MUTING OFF mode 170 5 mA 2 Adjustment Location RF 93 board _ _ _ DC ammeter DC power supply MB 861 board B side SMA BNC conversion connector NM SMA ...

Страница 24: ...s deviate from the specification Equipment and Tools DC power supply 3 00 Vdc 0 02 V Audio analyzer level meter distortion meter Mic amp Noise meter Oscilloscope MM SMA conversion connector Part No J 6402 480 A SMA BNC conversion connector Part No J 6402 490 A AF Input Output cable Sony K 1334 or equivalent Adjuster 0 4 x 1 3 mm Part No 7 221 652 81 Connection Adjustment Location Switch and Contro...

Страница 25: ...omatically by the learning function of the WRR 805A RSSI learning Equipment and Tools DC power supply 3 00 Vdc 0 02 V Signal generator MM SMA conversion connector Part No J 6402 480 A SMA BNC conversion connector Part No J 6402 490 A Procedure 1 Connect the signal generator to the ANTENNA connector 2 Turn OFF the WRR 805A POWER switch S501 3 Set the signal generator as follows Signal generator set...

Страница 26: ...6 model 804 000 MHz 11 Short circuit between TP604 land on the MB 861 board and GND battery _ terminal with the jumper wire 12 Release open the jumper wire from the TP604 land on the MB 861 board A side and check that the following indication on LCD appears as follows LCD display C 3 x x x x About 3D to 58 Hexadecimal 13 Short circuit between TP604 land on the MB 861 board and GND battery _ termin...

Страница 27: ...ange the RF OUTPUT output level of the signal generator as shown below RF OUTPUT output level 10 dBuVEMF _103 dBm 8 Check that output level of the TUNER OUTPUT is _38 dB or less S N is 38 dB or more with A weighted filter as compared with the level of procedure 4 above 9 Change the RF OUTPUT output level of the signal generator as shown below RF OUTPUT output level 60 dBuVEMF _53 dBm 10 Set the au...

Страница 28: ...TION modulation frequency of the signal generator as shown below MODULATION modulation frequency 10 kHz Note 10 kHz modulation frequency must be set by using the function generator Check that the distortion ratio is less than 8 6 Set the channel setting and FREQUENCY carrier frequency of the signal generator as shown 1 and 2 below Perform the procedures 1 to 5 above for each channel setting 1 and ...

Страница 29: ...ndicator Signal generator lights in output level 15 dBuVEFM 4 dB 25 dBuVEFM 4 dB 35 dBuVEFM 4 dB 45 dBuVEFM 4 dB RF LCD RF LCD RF LCD RF LCD 4 Set the channel setting and FREQUENCY carrier frequency of the signal generator as shown 1 and 2 below Perform the procedures 1 through 3 above for each channel setting 1 and 2 1 Channel setting CE62 model Group 00 6217 channel 800 125 MHz CE69 model Group ...

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Страница 31: ...y the manufacturer DIODE LED TRANSISTOR DIODE TRANSISTOR LED 01ZA8 2 TPL3 3 TOP VIEW 1 2 TOP VIEW TOP VIEW RED GREEN TOP VIEW TOP VIEW TOP VIEW S D G2 G1 WIDE R1 R2 TOP VIEW R1 R2 TOP VIEW 6 5 4 1 2 3 5 6 4 1 2 3 TOP VIEW 1SS400TE61 MA133 MA133 TX CL 165HR YG D T SML 310LTT86 2SA1965 TL 2SB815B7 TB 2SC4738 YGR TE85L 2SC4915 O TE85L 2SC4919 2SC4919 TL 2SC5374 TL 2SD2216 Q FMMT617TA 3SK254 T2 DTA114...

Страница 32: ...ION 1 2 3 4 8 7 6 5 VEE VCC _ _ DUAL OPERATIONAL AMPLIFIERS DUAL SUPPLY TYPE TOP VIEW 1 2 3 4 8 7 6 5 CS IN SK IN DI IN DO OUT VDD NC NC GND 1 024 64 x 16 BIT EEPROM TOP VIEW CHIP SELECT SERIAL DATA SERIAL CLOCK SERIAL DATA NO CONNECTION INSTRUCTION REGISTER DI 3 8 6 INSTRUCTION DECODE CONTROL AND CLOCK GENERATION DATA REGISTER R Y AMPS AND AUTO ERASE VPP VIP VPP GENERATOR EEPROM 1 024 BIT 64 x 16...

Страница 33: ...ENT MODE CONTROL POWER SAVE PHASE COMPARATOR RF AMPLIFIER MIXER TOP VIEW LNA IN GND VCC1 VCC2 IF BYP IF2 OUT IF1 OUT 1 2 3 4 5 6 7 14 13 12 11 10 9 8 LNA OUT GND GND RF IN GND DEC LO IN IF BYP 5 10 pF VCC2 4 IF2 OUT 6 IF1 OUT 22 RF IN 11 LNA IN 1 VCC1 3 LNA MIXER RF AMP LNA OUT 14 DEC 9 LO IN 8 GND LX 5 4 1 2 3 4 3 1 2 LX EXT CE OUT GND 5 LX EXT CE OUT SWITCHING TERMINAL OPEN DRAIN EXTERNAL TRANSI...

Страница 34: ... VIEW 8 1 2 3 7 6 5 4 VEE VCC _ _ DUAL COMPARATORS TOP VIEW Y A A Y Y A 1 3 6 7 5 2 0 LOW LEVEL 1 HIGH LEVEL 8 7 6 5 1 2 3 4 Y 1 0 A 0 1 C MOS HEX INVERTERS TOP VIEW 1 INH 0 0 1 A 0 1 x ch0 ch1 OPEN 2 3 OPEN INH VEE ch1 ch0 2 3 C A 6 7 1 5 GND 4 8 VDD 6 7 5 ON CHANNEL CONT INPUT C MOS 2 CHANNEL MULTIPLEXER DEMULTIPLEXER TOP VIEW 0 1 x LOW LEVEL HIGH LEVEL DON T CARE GND GND CONT NOISE BYPASS NOISE...

Страница 35: ...s or standardization of genuine parts This manual s exploded views and electrical spare parts list are indicating the part numbers of the standardized genuine parts at present 3 Stock of Parts Parts marked with o SP Supply Code column of the spare parts list are not normally required for routine service work Orders for parts marked with o will be processed but allow for additional delivery time 4 ...

Страница 36: ...N 7 1 754 073 11 s ANTENNA for CE62 AU66 model 1 754 074 11 s ANTENNA for CE69 model 8 1 790 932 11 s WIRE FLAT TYPE 20 CORE 9 2 540 502 04 o TERMINAL BOARD 10 2 540 507 01 o SHAFT ROTARY 11 2 545 242 01 o PLATE LCD 12 2 545 696 01 s SCREW S M1 7X8 13 2 545 697 01 s SCREW M M1 7X10 No Part No SP Description 14 2 545 701 01 o CASE UPPER 15 2 545 702 01 o CASE LOWER 16 2 545 703 01 o COVER SHIELD 17...

Страница 37: ... C505 1 115 170 11 s TANTALUM 4 7uF 20 10V C506 1 125 777 11 s CERAMIC 0 1uF 10 10V C507 1 164 866 11 s CERAMIC 47PF 5 16V C508 1 162 977 11 s CERAMIC 0 0018uF 10 50V C509 1 164 943 11 s CERAMIC 0 01uF 10 16V MB 861 BOARD Ref No or Q ty Part No SP Description C510 1 117 372 11 s TANTALUM 100uF 20 10V C511 1 115 170 11 s TANTALUM 4 7uF 20 10V C512 1 113 682 11 s TANTAL 33uF 20 10V C513 1 164 943 11...

Страница 38: ...Ref No or Q ty Part No SP Description R405 1 208 697 11 s RESCHIP 3 9K 0 50 1 16W R406 1 208 697 11 s RESCHIP 3 9K 0 50 1 16W R407 1 208 707 11 s RESCHIP 10K 0 50 1 16W R408 1 208 707 11 s RESCHIP 10K 0 50 1 16W R409 1 208 935 11 s RESCHIP 100K 0 50 1 16W R410 1 208 691 11 s RESCHIP 2 2K 0 50 1 16W R411 1 208 953 11 s RESCHIP 560K 0 50 1 16W R412 1 208 707 11 s RESCHIP 10K 0 50 1 16W R421 1 208 92...

Страница 39: ... C2 1 164 862 11 s CERAMIC 33PF 5 16V C3 1 164 862 11 s CERAMIC 33PF 5 16V C101 1 164 866 11 s CERAMIC 47PF 5 16V C102 1 164 866 11 s CERAMIC 47PF 5 16V C103 1 125 777 11 s CERAMIC 0 1uF 10 10V C104 1 164 864 11 s CERAMIC 39PF 5 16V C105 1 164 943 11 s CERAMIC 0 01uF 10 16V C106 1 164 937 11 s CERAMIC 0 001uF 10 16V C107 1 164 937 11 s CERAMIC 0 001uF 10 16V C110 1 117 736 81 s CERAMIC 2 2PF 0 16V...

Страница 40: ...69 1 234 093 21 s FILTER BAND PASS for CE62 IC101 8 759 572 44 s IC RF2418TR13 IC102 8 759 355 20 s IC TA31161FN EL RF 93 BOARD Ref No or Q ty Part No SP Description IC103 8 752 066 93 s IC CXA1611N T4 IC201 8 759 451 52 s IC TK11230BMCL IC202 8 759 571 36 s IC MB15E03LPFV1 G BND ER IC301 8 759 370 11 s IC NJM2100V TE2 IC302 8 759 564 49 s IC TC7W53FU TE12R IC303 8 759 539 60 s IC SA575DK T J101 1...

Страница 41: ...16W R307 1 208 683 11 s RESCHIP 1K 0 50 1 16W R308 1 208 935 11 s RESCHIP 100K 0 50 1 16W R309 1 208 935 11 s RESCHIP 100K 0 50 1 16W R310 1 218 958 11 s RESCHIP 2 7K 0 50 1 16W R311 1 218 849 11 s RESCHIP 3 3K 0 50 1 16W R312 1 208 687 11 s RESCHIP 1 5K 0 50 1 16W R321 1 218 849 11 s RESCHIP 3 3K 0 50 1 16W R322 1 208 701 11 s RESCHIP 5 6K 0 50 1 16W R323 1 208 703 11 s RESCHIP 6 8K 0 50 1 16W R3...

Страница 42: ...CESSORIES SUPPLIED Ref No or Q ty Part No SP Description 1pc 1 790 935 11 s CABLE CONNECTION 1pc 2 545 716 01 s CASE ATTACHMENT 1pc 3 866 674 21 s MANUAL INSTRUCTION for CE62 CE69 1pc 3 866 674 31 s MANUAL INSTRUCTION for AU66 ...

Страница 43: ...the audio output signal from the RF 93 board One is connected to the main signal path and the other is connected to the detector circuit described below The output from the detector is applied to the CPU IC602 and is used to control the muting circuit Tone signal detector circuit To detect the tone signal of 32 768 kHz which is output from the transmitter is detected with the filter consisting of ...

Страница 44: ...and in the RF input display of the LEDs which are caused by changes inherent in temperature and between the receiving channels Accordingly when sensitivity related parts band pass filters RF devises etc have been replaced or readjustment has been carried out to the RF amplifier stages initial setting is required refer to 3 2 3 Muting Level and RF Level Adjustment About EEPROM IC604 The EEPROM keep...

Страница 45: ...S602 MODE S601 MUTE S605 output Transformer T301 LPF VCO CP201 IC202 PLL µPD753036K AF AMP IC304 2 2 Discriminator CXA1611N 3 6V AF OUT Monitor OUT AF Det D402 C415 4 0 MHz X601 140 05 MHz 3 0V PLL DATA Ceramic Discriminator CF104 10 7MHz Mute Control Mute Control FL101 FL102 CF CF102 CF CF103 Q601 S501 3 6V C328 R325 C329 R326 AF AMP IC305 RF 93 BOARD MB 861 BOARD IC403 X401 X403 X404 D403 C428 I...

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Страница 47: ...7 1 7 1 WRR 805A CE AU RF 93 RF 93 SECTION 7 SCEMATIC DIAGRAMS AND BOARD LAYOUTS RF 93 A SIDE SUFFIX 11 RF 93 B SIDE SUFFIX 11 ...

Страница 48: ...7 2 7 2 WRR 805A CE AU MB 861 MB 861 MB 861 B SIDE SUFFIX 11 MB 861 A SIDE SUFFIX 11 ...

Страница 49: ...OUT EXPANDER OUT TRANSFORMER PRIMINALY OUTPUT 600Ω The AF level shows the value when the following reference signal is supplied to the ANTENNA A and B IN connectors from a FM SSG For measuring points A to I see schematic diagrams RF level input 60 dBu 5 kHz deviation at 100 kHz modulation RF level input 60 dBu 5 kHz deviation at 1 kHz modulation RF level input 60 dBu 5 kHz deviation at 10 kHz modu...

Страница 50: ...3p 16V CH 47p 16V CH 0 1 10V B 39p 16V CH 0 01 16V B 0 001 16V B 0 001 16V B 0 001 16V B 22p 16V CH 7p 16V CH 0 001 16V B 0 001 16V B 0 001 16V B 0 001 16V B 0 01 16V B 0 01 16V B 0 047 10V B 0 047 10V B 0 047 10V B 0 047 10V B 0 047 10V B 0 047 10V B 0 047 10V B 0 1 10V B 0 047 10V B 0 001 16V B 0 01 16V B 0 01 16V B 0 01 16V B 0 047 10V B 0 1 10V B 33p 16V CH 33p 16V CH 33p 16V CH 33p 16V CH 33p...

Страница 51: ...10V B 10p 16V CH 0 1 10V B 0 1 10V B 0 1 10V B 0 1 10V B 47p 16V CH 0 1 10V B 0 1 10V B 47p 16V CH 0 01 16V B 0 1 10V B 0 1 10V B 0 1 10V B 0 01 16V B 47p 16V CH 39p 16V CH 39p 16V CH 39p 16V CH 39p 16V CH 39p 16V CH 39p 16V CH 0 1 10V B 0 1 10V B 0 1 10V B 39p 16V CH 39p 16V CH 39p 16V CH 10p 16V CH 33p 16V CH 0 1 10V B 0 1 10V B 0 1 10V B 0 001 16V B 0 001 16V B 0 1 10V B 0 1 10V B 0 1 10V B 0 1...

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Страница 54: ...Printed in Japan Sony Corporation 1999 4 11 Broadcasting Professional Systems Company 1999 WRR 805A CE AU E 9 976 869 01 ...

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