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MDR0-RF415R

REVISION HISTORY

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Ver.

Date

Description of Revision

1.0

2001.02

New

Содержание MDR-RF415R

Страница 1: ...DR RF415R Transmitter TMR RF415R MDR RF415R is the component model block one in the MDR RF415RK COMPONENT MODEL NAME FOR MDR RF415RK Power source DC 2 4 V Built in rechargeable battery Mass Approx 240 g 8 5 oz incl built in rechargeable battery Built in Ni Cd rechargeable battery Model name NC AA Voltage 1 2 V Capacity 700 mAh Design and specifications are subject to change without notice ...

Страница 2: ...can hear the audio signal loud and clear TUNING control VOL control Auto power on off function When you remove the headphones from your head the power turns off automatically Do not allow the self adjusting band to be pulled up otherwise the headphones will be switched on The power turns on Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of ...

Страница 3: ...ach lead wires directly to the position as shown while being cautions of colors Precaution for installtion Precaution for installtion 6 RX BASE board 9 Switch push 1 key Cover R hanger No 203 No 203 black No 202 red No 201 green No 201 No 204 No 205 No 204 No 202 4 Screw P 2 8 1 Five screws P 2 6 2 Set the push switch 1 key Suspender 1 Slide the suspender in the direction of the arrow Claw Claw 2 ...

Страница 4: ...3 No 201 No 203 Groove Set the lead wires No 204 No 205 No 202 No 202 No 201 No 203 Set the each lead wires as illustrated below Cover R hanger A B Cover R hanger Groove Groove Groove Groove To the driver 030F032 K To the RX BASE board Groove To the driver 030F032 K B A ...

Страница 5: ...the RX BASE board to satisfied step 8 10 Set the transmitter CHANNEL switch to 1 or 3 11 Adjust the headphones tuning RV303 to receive radio frequency 12 Check same step 8 3 3 Carrier modulation check 1 Set the transmitter CHANNEL switch to 2 2 Set the transmitter NOISE FILTER switch to OFF 3 Input a signal of 1kHz 316mVrms to transmitter AUDIO IN A L connector only 4 Adjust the headphones tuning ...

Страница 6: ...6 MDR RF415R Adjustment Location RX BASE BOARD Conductor side RV303 R323 C334 JC324 power IC301 7 IC301 4 IC301 6 GND L L R R ...

Страница 7: ...MP1 L301 RECEIVE FREQ RV303 TUNE D301 V V FRONT END FE UNIT 18 13 16 FM IF DISCRI DECODE AMP STEREO IND CF301 10 7MHz 26 CF302 10 7MHz 6 2 9 5 R CH R CH RV302 VOLw SPEAKER L CH SPEAKER R CH AUDIO AMP IC302 22 20 FM FE L302 V 27 AUTO BLEND MUTE MONO ST SW 1 2 COUNTER PD1 PD1 VCO 21 REG RV301 FREE RUN FREQ IF AMP DECODE IC301 D304 S1 ON OFF SW B Ni Cd 1 2 x 2 power R ch is omitted Signal path F FM ...

Страница 8: ...ted except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified A B Line H adjustment for repair Power voltage is dc 2 4 V and fed with regulated dc power supply from battery terminal Voltages are dc with respect to ground under no signal conditions Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produ...

Страница 9: ...RV303 R323 RV303 C334 JC324 TUNE TO TMR RF415R BATTERY CHARGER VOLw power IC302 IC301 Note on Printed Wiring Board X parts extracted from the component side a Through hole Pattern from the side which enables seeing Caution Pattern face side Parts on the pattern face side seen from SideB the pattern face are indicated Parts face side Parts on the parts face side seen from Side A the parts face are ...

Страница 10: ... 164 346 11 CERAMIC CHIP 1uF 16V C302 1 164 005 11 CERAMIC CHIP 0 47uF 25V C303 1 124 259 11 ELECT 4 7uF 20 00 16V C304 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C305 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C306 1 124 234 00 ELECT 22uF 20 16V C307 1 163 059 00 CERAMIC CHIP 0 01uF 10 00 50V C308 1 124 234 00 ELECT 22uF 20 16V C309 1 124 257 00 ELECT 2 2uF 20 50V C310 1 104 942 11 ELECT 1uF 20 00 50...

Страница 11: ... 10W R320 1 216 001 00 METAL CHIP 10 5 1 10W R321 1 216 053 00 METAL CHIP 1 5K 5 1 10W R322 1 216 069 00 METAL CHIP 6 8K 5 1 10W R323 1 216 069 00 METAL CHIP 6 8K 5 1 10W R325 1 216 037 00 METAL CHIP 330 5 1 10W RX BASE R327 1 216 085 00 METAL CHIP 33K 5 1 10W R328 1 216 085 00 METAL CHIP 33K 5 1 10W R330 1 216 001 00 METAL CHIP 10 5 1 10W R333 1 216 057 00 METAL CHIP 2 2K 5 1 10W R334 1 216 057 0...

Страница 12: ...ISTORY 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 2001 02 New ...

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