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SRS-RF90R/RF90RK/TMR-RF90

REVISION HISTORY

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Ver.

Date

Description of Revision

1.0

2002.02 New

Содержание SRS-RF90R

Страница 1: ... supplied AC adaptor AC S906T Rated output Built in amplifiers total 4W while using the supplied AC adaptor power output Tweeter 0 25W 0 25W 10 T H D 5 kHz 24 ohms Woofer 3 5W 10 T H D 1kHz 6 ohms Dimensions Approx 234 300 126 mm 9 1 4 11 7 8 5 in w h d Mass Approx 905 g 31 9 oz incl built in rechargeable battery Built in Ni Cd rechargeable battery Voltage 7 2 V Capacity 700 mAh Duration time Appr...

Страница 2: ...e 030F034 8 3 ELECTRICAL ADJUSTMENTS 9 4 DIAGRAMS 12 4 1 Block Diagrams SRS RF90R 13 TMR RF90 14 4 2 Printed Wiring Boards SRS RF90R RX Bord Section 15 4 3 Schematic Diagram SRS RF90R RX Bord Section 16 4 4 Printed Wiring Boards SRS RF90R AMP Bord Section 17 4 5 Schematic Diagram SRS RF90R AMP Bord Section 18 4 6 Printed Wiring Board TMR RF90 19 4 7 Schematic Diagram TMR RF90 20 5 EXPLODED VIEWS 5...

Страница 3: ...3 SRS RF90R RF90RK TMR RF90 SERVICING NOTE Note In the place of a mark as shown in figure the wires are taken about Rear side tape cushion cushion Front side Leading about of wiring ...

Страница 4: ...r High Low TUNING button VOLUME control 2 The CHARGE indicator on the speaker system will light up to indicate that the battery is being charged CHARGE indicator A To connect to a LINE OUT or REC OUT B To connect to headphones jack DC IN 9V OFF ON FILTER NOISE 1 2 3 CHANNEL R B A L AUDIO IN Transmitter to AUDIO IN B jack Connecting cord supplied Right channel red Left channel white to LINE OUT or ...

Страница 5: ...TERY SPEAKER 057F022 Page 6 CABINET TOP SECTION JACK BOARD RX BOARD Page 7 AMP BOARD MEGABASS BOARD REFRECTOR BOARD Page 8 CHARGE BOARD SW BOARD Page 7 DRIVE 030F034 Page 8 2 jack holder 4 grille bracket Cautions Cautions Please also exchange grille Dia 57 together at a Grille bracket A grille Dia 57 is unreproducible 3 grille Dia 57 Cautions 1 three screws P 3 10 The cautions at the time of attac...

Страница 6: ...F022 6 eight screws BVTP 3 12 2 three screws P 3 10 4 two screws P 3 10 1 reflector 8 connector CN203 7 connector CN802 3 jack holder 5 stand rear cabinet section 9 front cabinet section 2 two claws 4 nickel cadmium battery 3 retainer board 1 screws BVTP 3 10 5 two screws BVTP 3 10 6 speaker 057F022 front cabinet ...

Страница 7: ...2 7 connector CN801 8 connector CN804 qa connector CN101 qs antenna qd RX board 4 connector CN304 6 cabinet top section 2 connector CN301 3 power button q JACK board 5 two screws BVTP 3 10 9 screw DIA 12 rear cabinet 3 CHARGE board 5 SW board 2 connector CN303 1 screw P 2 6 4 4 two screws P 2 6 6 top cover section ...

Страница 8: ...tor CNP202 qa REFLECTOR board 3 screw P 2 6 6 q screw P 2 6 6 1 power button 1 screw BVTP 3 10 8 screw BVTP 3 10 2 screw P 2 6 6 9 screw P 2 6 6 3 Remove two solderings 4 herness qa herness 6 MDD holder R qd MDD holder L 7 drive 030F034 qf drive 030F034 5 grille DIA 30 qs grille DIA 30 q Remove the soldering When you remove a Cautions R side please start with 1 when you remove the L side please st...

Страница 9: ...pacitor in theVCO unit Standard value 913 9MHz to 914 1MHz When completed with replacement recheck the frequencies of CH1 CH2 and CH3 Setting AF signal generator Telescopic antenna 8 cm L CH J402 TMR RF90 set TMR RF90 set Frequency counter Modulation Check and Adjustment 1 Set the channel to CH2 2 An electric wave is output for 5or 10 minutes when off to on a power supply Power indicator will on 3...

Страница 10: ...eform of the oscilloscope at theTP102 as follows 13 Switch on the transmitter again 14 Set the transmitter CHANNEL switch to 1 15 Push the TUNE switch S301 to receive radio frequency 16 Check same step 8 17 Set the transmitter CHANNEL switch to 3 18 Push the TUNE switch S301 to receive radio frequency 19 Check same step 8 Carrier Modulation Check 1 Set the transmitter CHANNEL switch to 2 2 Set the...

Страница 11: ...ge L R L R L IC101 pin4 oscilloscope L CH1 CH2 17 Check the difference of the L and R to more than 20 dB IC101 7 IC101 4 Q101 collector Connect a 33 KΩ resistor IC101 6 RV101 Free Run Frequency Adjustment GND L101 Receiving Frequency Adjustment TP102 RX BOARD Conductor side ...

Страница 12: ...ors are in Ω and 1 4 W or less unless otherwise specified C panel designation A B Line H adjustment for repair Power voltage is dc 9V and fed with regulated dc power supply from battery terminal Voltages is dc with respect to ground under no signal detuned conditions Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path ...

Страница 13: ... 10 12 27 Q103 Q Q AUTO BLEND MUTE MONO ST SW 1 2 COUNTER PD1 PD1 VCO 21 REG RV101 FREE RUN FREQUENCY IC101 IF AMP DECODE ANT R CH SP1 SPEAKER SP2 SPEAKER SP3 WOOFER S301 TUNE RV301 VOL 2 914MHz 3 4 5 6 1 9 11 12 B6 B5 B4 B3 B2 B1 B0 CLK 2 2V IC102 COUNTER R 64R DAC 5V REG IC105 D602 D601 D701 D204 CHARGE POWER POWER POWER AMP B J801 DC IN 9V Q204 RIPPLE FILTER Q203 LED DRIVER 1 3 OFF ON S201 LIGH...

Страница 14: ...04 405 RECT INPUT DET DIVIDER BUFFER OSC AMP TIME DIVISION MPX J402 OFF L R R CH R CH R CH R CH 14 9 8 7 6 CH1 AMP 1 X401 38kHz RV403 LPF IC403 STEREO MPX 5V REG Q404 B SWITCH IC402 ANT401 D401 POWER AUDIO IN B A MOD IN ANT 5V B 5V VCO UNIT I MODULATION Q408 CHANNEL SET S402 CHANNEL 1 2 B 5V 3 Q402 405 J404 DC IN 9V Q406 POWER ON OFF 13 1 1 3 IC401 ON STEREO COMPOSITE SIGNAL ...

Страница 15: ...ef No Location D101 D 3 D102 D 2 D103 B 4 D601 F 6 D602 F 6 D701 F 9 IC101 C 3 IC102 D 3 IC103 C 4 IC104 C 3 IC105 B 3 Q101 B 4 Q102 B 4 Q103 C 4 Q104 B 3 Q105 C 2 Q106 C 2 Q107 C 2 Semiconductor Location 1 2 A B C D E F 3 4 5 6 7 8 9 10 IC105 IC101 IC104 IC103 IC102 TO 17 TO 17 FE UNIT ...

Страница 16: ...16 16 SRS RF90R RF90RK TMR RF90 4 3 Schematic Diagram SRS RF90R RX Board Section IC Block Diagram IC104 TC7W74FU 1 2 3 4 8 7 6 5 S C D Q Q R Vcc PR CLR Q CK D Q GND ...

Страница 17: ... AMP Board Section 1 2 A B C D E F 3 4 5 6 7 8 9 IC201 IC202 IC203 TO TO RECHARGEABLE BATTERY NICKEL CADMIUM 6PCS 7 2V Ref No Location D201 B 4 D202 B 4 D203 D 5 D204 C 6 D801 E 1 IC201 D 7 IC202 B 6 IC203 B 5 Q202 C 4 Q203 C 4 Q204 D 6 Q901 E 8 Semiconductor Location ...

Страница 18: ... 18 SRS RF90R RF90RK TMR RF90 4 5 Schematic Diagram SRS RF90R AMP Board Section IC Block Diagram IC202 203 TEA2025B DECOUPLING CIRCUIT START PROTECT THERMAL 1 2 3 4 5 6 7 8 14 13 12 11 10 9 15 16 1 1 2 2 ...

Страница 19: ...d TMR RF90R IC401 IC402 IC403 VCO UNIT 1 2 A B C D E F 3 4 5 6 Ref No Location D401 E 3 D403 B 4 D404 E 2 D405 E 2 D406 E 3 D408 E 5 D409 D 4 D410 E 4 IC401 C 2 IC402 C 5 IC403 E 4 Q401 E 1 Q402 E 3 Q404 C 5 Q405 D 3 Q406 E 3 Q408 C 5 Semiconductor Location ...

Страница 20: ...20 20 SRS RF90R RF90RK TMR RF90 4 7 Schematic Diagram TMR RF90 Waveforms 1 IC403 6 TO CRYSTAL 2 IC403 8 PILOT OUTPUT 0 58 Vp p 52 6 µs 1 8 Vp p 26 3 µs 500mV DIV 10 µs DIV 200mV DIV 20 µs DIV D401 POWER ...

Страница 21: ...R RF90 Abbreviation CND Canadian model Ref No Part No Description Remarks Ref No Part No Description Remarks 1 3 235 615 01 BRACKET GRILLE 2 3 235 609 01 STAND 3 3 235 612 01 GRILLE DIA 57 4 X 3381 186 1 CABINET SUB ASSY FRONT 5 3 232 664 01 FOOT RUBBER 6 1 756 252 31 BATTERY NICKEL CADMIUM 7 1 683 318 11 RETAINER BOARD 8 3 235 598 01 REFLECTOR 9 3 235 610 01 HOLDER REFLECTOR 10 3 235 622 11 HOLDE...

Страница 22: ...381 951 1 COVER SUB ASSY TOP 65 3 235 607 01 BUTTON POWER 66 1 683 317 11 REFLECTOR BOARD 67 3 235 605 01 PILLAR 68 3 235 617 01 CUSHION LED 69 3 235 595 11 CABINET REAR 70 A 3178 143 A RX BOARD COMPLETE 71 3 235 606 01 BUTTON TUNING 72 3 238 666 01 CUSHION DC IN 73 A 3021 942 A FE UNIT 74 3 831 441 99 CUSHION LCD 75 3 840 486 12 CUSHION SPEAKER SP1 1 542 432 11 DRIVE 030F034 SP2 1 542 432 11 DRIV...

Страница 23: ...ETE 104 3 235 599 01 LIGHT POWER GUIDE 105 3 241 823 01 SHEET BLIND 106 3 235 620 01 CABINET UPPER US 5 3 TMR RF90 101 103 108 104 106 105 102 7 6 6 not supplied not supplied 107 ANT401 106 3 235 620 11 CABINET UPPER CND 107 X 3381 189 1 ANTENNA SUB ASSY 108 A 3021 940 A VCO UNIT ANT401 4 213 164 01 TERMINAL ANTENNA 6 7 685 103 19 SCREW P 2X5 TYPE2 NON SLIT 7 7 685 105 19 SCREW P 2X8 TYPE2 NON SLI...

Страница 24: ...225 1 126 786 11 ELECT 47uF 20 00 16V C226 1 162 927 11 CERAMIC CHIP 100PF 5 50V C229 1 126 160 11 ELECT 1uF 20 50V C230 1 126 933 11 ELECT 100uF 20 00 16V C231 1 130 497 00 MYLAR 0 15uF 5 50V C232 1 162 974 11 CERAMIC CHIP 0 01uF 50V C233 1 126 933 11 ELECT 100uF 20 00 16V C234 1 126 786 11 ELECT 47uF 20 00 16V C235 1 126 786 11 ELECT 47uF 20 00 16V C237 1 162 921 11 CERAMIC CHIP 33PF 5 50V C238 ...

Страница 25: ...DIODE TLG124A TPJ52 CHARGE 1 683 315 11 JACK BOARD CAPACITOR C802 1 163 021 11 CERAMIC CHIP 0 01uF 10 00 50V C803 1 163 021 11 CERAMIC CHIP 0 01uF 10 00 50V CONNECTOR CN801 1 566 002 11 PIN CONNECTOR PC BOARD 5P CN802 1 568 482 11 PIN CONNECTOR PC BOARD 2P CN804 1 506 998 11 PIN CONNECTOR PC BOARD 2P DIODE D801 8 719 210 33 DIODE EC10DS2TE12L JACK J801 1 785 066 11 JACK DC POLARITY UNIFIED TYPE DC...

Страница 26: ... CONNECTOR CN101 1 564 779 11 PLUG CONNECTOR 2 5MM 6P DIODE D101 8 719 083 90 DIODE HVU363ATRU D102 8 719 063 66 DIODE RD2 2SB T1 D103 8 719 056 74 DIODE UDZ TE 17 3 0B IC IC101 8 752 072 12 IC CXA1538N T4 IC102 8 759 453 43 IC TC74HC4024AF EL IC103 8 759 510 73 IC BA10393F E2 IC104 8 759 083 94 IC TC7W74FU TE12R IC105 8 759 537 90 IC KIA78S05P TP CONDUCTOR JC103 1 216 864 11 METAL CHIP 0 5 1 16W ...

Страница 27: ...F 20 00 50V C413 1 163 009 11 CERAMIC CHIP 0 001uF 10 00 50V C416 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C417 1 126 961 11 ELECT 2 2uF 20 00 50V C421 1 124 234 00 ELECT 22uF 20 16V C422 1 126 934 11 ELECT 220uF 20 00 16V C423 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C425 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C426 1 163 021 11 CERAMIC CHIP 0 01uF 10 00 50V C427 1 163 021 11 CERAMIC CHIP 0 01uF...

Страница 28: ...20 5 1 10W R424 1 216 133 00 RES CHIP 3 3M 5 1 10W R425 1 216 097 11 RES CHIP 100K 5 1 10W R426 1 216 061 00 RES CHIP 3 3K 5 1 10W R427 1 216 033 00 METAL CHIP 220 5 1 10W R428 1 216 045 00 METAL CHIP 680 5 1 10W R429 1 216 073 00 RES CHIP 10K 5 1 10W R430 1 216 073 00 RES CHIP 10K 5 1 10W R431 1 216 065 00 RES CHIP 4 7K 5 1 10W R433 1 216 081 00 METAL CHIP 22K 5 1 10W R438 1 216 105 00 RES CHIP 2...

Страница 29: ...29 SRS RF90R RF90RK TMR RF90 MEMO ...

Страница 30: ...VISION HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 02 New ...

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