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MICROFILM

SERVICE MANUAL

FM/MW/LW CASSETTE CAR STEREO

AEP Model

UK Model

Model Name Using Similar Mechanism

NEW

Tape Transport Mechanism Type

MG-25D-136

SPECIFICATIONS

XR-C7200R

For RM-X2S (Remote Commander),
please refer to RM-X2S/X3S Service
Manual (9-960-039-

∏

) previously issued.

Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol 

a

 are trade-

marks of Dolby Laboratories Licensing Corporation.

Содержание XR-C7200R

Страница 1: ...hanism Type MG 25D 136 SPECIFICATIONS XR C7200R For RM X2S Remote Commander please refer to RM X2S X3S Service Manual 9 960 039 previously issued Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the double D symbol a are trade marks of Dolby Laboratories Licensing Corporation ...

Страница 2: ...AIN Section 25 6 3 Schematic Diagram MAIN Section 29 6 4 Printed Wiring Boards PANEL Section 33 6 5 Schematic Diagram PANEL Section 35 7 EXPLODED VIEWS 41 8 ELECTRICAL PARTS LIST 44 Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C dur ing repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Be careful not to app...

Страница 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

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Страница 10: ...NEL ASS Y Note Follow the disassembly procedure in the numerical order given SECTION 2 DISASSEMBLY 1 claw 3 cover ass y 2 three claws 1 claw 4 front panel ass y 3 Push the bearing L 2 Push the bearing R 1 Push the button OPEN ...

Страница 11: ... Y MECHANISM DECK MG 25D 136 5 claw 4 two claws 1 screw PTT2 6 8 6 sub panel ass y 2 two screws PTT2 6 8 3 two screws PTT2 6 8 3 flexible flat cable CN231 4 mechanism deck MG 25D 136 1 two screws 2 6 6 2 connector CN201 ...

Страница 12: ...EAT SINK MAIN BOARD 5 screw PTT2 6 8 1 three screws PTT2 6 8 2 two screws PTT2 6 8 3 three screws PTT2 6 8 4 screw PTT2 6 8 6 heat sink 4 insulator 3 main board 1 ground point screw 2 two ground point screws ...

Страница 13: ...bending the claw 6 Fit projection on D part 4 Fit claw on B part 3 Put the housing under A part 5 Fit projection on C part 1 Install the catch to the hanger 2 Install the hanger onto two claws of the housing 7 Holder the hanger by bending the claw hanger housing 2 Move the arm suction in the arrow direction and fit on projection 1 Fit the arm suction on the shaft projection ...

Страница 14: ...A shaft B 2 Fit the lever LDG B on shafts A and B and install it 3 type E stop ring 2 0 gear LDG D 5 gear LDG FT 6 polyethylene washer 2 tension spring LD 2 2 tension spring LD 1 gear LDG FB lever LDG A hole hole 4 Align hole in the gear LDG D with hole the lever LDG A 3 Move the lever LDG B in the arrow direction 1 ...

Страница 15: ... 15 GUIDE C 2 guide C 1 three claws ...

Страница 16: ... mode function In the test mode FM Auto Scan Stop Level and MW Auto Scan Stop Level adjustments can be performed easier than it in ordinary procedure Set the Test Mode 1 Set the power select switch S501 is A ON position 2 Turn ON the regulated power supply All LEDs on the set lights up and the clock is displayed Note Press the OFF button if the clock is not displayed 3 Push the preset 4 button 4 P...

Страница 17: ...ernal block is difficult to repair Note Adjust the tuner section in the sequence shown below 1 FM Auto Scan Stop Level Adjustment 2 FM Stereo Separation Adjustment 3 FM RDS S Meter Adjustment 4 MW Auto Scan Stop Level Adjustment FM Auto Scan Stop Level Adjustment Setting SOURCE button FM Procedure 1 Set to the test mode See page 16 2 Push the SOURCE button and set to FM Display 3 Adjust with the v...

Страница 18: ...0 MHz Output level 70 dB 3 2 mV Mode stereo Modulation main 1 kHz 20 kHz deviation 26 5 sub 1 kHz 20 kHz deviation 26 5 19 kHz pilot 7 5 kHz deviation 10 0 01 µF set antenna jack J10 speaker out terminal level meter 4 Ω FM RDS S Meter Adjustment Setting SOURCE button FM Procedure 1 Set to the test mode See page 16 2 Push the SOURCE button and set to FM Display 3 Push the preset 10 button 4 Adjust ...

Страница 19: ...V1 on TU10 so that the MW indi cation turns to MW0 indication on the display window But in case of already indicated MW0 turn the RV1 so that put out light 0 indication and adjustment Display Adjustment Location See page 20 REG TP SHUF1 REG TP SHUF1 AM RF signal generator Carrier frequency 999 kHz 30 amplitude modulation by 1 kHz signal Output level 33 dB 44 7 µV 50 Ω set AM dummy antenna 30 Ω 15 ...

Страница 20: ...djustment SET BOTTOM VIEW TU10 Tape Speed Adjustment SET UPPER VIEW RV1 MW Auto Scan Stop Level Adjustment RV4 FM Stereo Separation Adjustment RV2 FM Auto Scan Stop Level Adjustment RV241 R CH RV231 L CH Dolby Level Adjustment RV110 FM RDS S Meter Adjustment ...

Страница 21: ...t used open 28 TAPMUT O Tape muting on off control signal output to the CXA2510AQ IC210 H tape muting on 29 MTLON O METAL on off control signal output to the CXA2510AQ IC210 H METAL on 30 RDSSI I Serial data input from the RDS decoder IC150 31 NIL I Not used fixed at L 32 CM ON O Capstan reel motor M901 drive signal output terminal H motor on 33 TAP ON O Tape system power supply on off control sig...

Страница 22: ... boost control signal output to the power amplifier IC701 H bass boost on 65 MODE1 O FM system power supply on off control signal output to the BA3918 IC601 H FM on 66 TUNER MUTE O FM and AM signal muting on off control output H muting on 67 AF SEEK O AF seek control signal output terminal Not used pull down 68 NCO O Not used open 69 I Not used fixed at H 70 ST IN MONO I O 71 SD IN I Station detec...

Страница 23: ...s 19 UNICKO O Serial data transfer clock signal output to the tuner tape deck system controller IC101 and SONY bus interface IC571 20 BUSON O Bus on off control signal output to the tuner tape deck system controller IC101 and SONY bus interface IC571 L bus on 21 SYSRST O Reset signal output to the tuner tape deck system controller IC101 and SONY bus interface IC571 L reset 22 AMPON O Standby contr...

Страница 24: ...cts the removal of the attaching and removing type front panel block L attaching 66 TELMUT I Telephone muting signal input terminal At input of L the signal is attenuated by 20 dB 67 KEYACK I Input of acknowledge signal for the key entry Acknowledge signal is input to accept function and eject keys in the power off status On at input of H fixed at H in this set 68 VDD Power supply terminal 5V 69 O...

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Страница 28: ...orms MAIN Section 2 IC101 8 X1 3 IC150 OSCI 4 IC501 º OSC IN PANEL Section 1 IC701 º OSC IN 5 IC501 XT IN 1 IC10 XIN 3 4 Vp p 140 ns 3 8 Vp p 124 ns 6 5 Vp p 230 ns 3 3 Vp p 200 ns 2 6 Vp p 30 6 µs 2 Vp p 6 3 µs ...

Страница 29: ...UNTER 2 MODULAS PRESCALER 12BIT PROGRAMABLE COUNTER AMP AMP AMP RIPPLE FILTER 18BIT 18BIT 22BIT 40BIT SHIFT RESISTER REF VCC SIG SEEK RECP 4BIT SWALLOW COUNTER PSC N DATA TEST LOGIC AND OUTPUT SELECTOR SWITCH QUALITY BIT GENERATOR OSCILLATOR AND DIVIDER RECONSTRUCTION FILTER 57KHz BANDPASS 8th ORDER ANTI ALIASING FILTER COSTAS LOOP VARIABLE AND FIXED DIVIDER CLOCKED COMPARATOR CLOCK REGENERATION A...

Страница 30: ...OFF B F3 LPF VCC DETECT MS ON OFF NR MODE FWD RVS TAPE EQ TAPE AUX NR BIAS NR MS MODE OFF B T2 T1 37 GAIN12 38 GAIN11 39 IN14 40 IN13 41 IN12 42 IN11 INPUT SW 36 GAIN134 LOUD VOLUME 8dB STEP VOLUME 1dB STEP TONE FADER 35 LDLC1 34 LDHC1 33 INAO1 32 VRIN1 31 VOUT1 30 TIN1 29 TCLC1 28 TCLC11 27 TCLC12 26 TCO1 25 FDIN1 24 FNTO1 23 REO1 VCTBUFF VCTBUFF VCTBUFF LATCH CONTROL LATCH 1 GAIN234 LOUD VOLUME ...

Страница 31: ... 7 8 9 10 14 13 12 11 BUS ON SWITCH RESET SWITCH BATTERY SWITCH BUS ON RST BATT CLK VREF DATA GND VCC RST BUS ON CLK IN BU IN DATA IN DATA OUT OVER VOLTAGE PROTECT REGULATOR 1 2 3 4 5 6 7 8 9 10 12 11 NC MODE2 MODE1 STB VDD AMP VCC ANT COM AM FM GND ...

Страница 32: ...15 14 13 12 11 10 9 8 7 6 15 2 Front panel ass y 25 1 X 3374 008 1 COVER ASSY 2 1 776 527 41 CORD WITH CONNECTOR ISO POWER 3 3 919 171 01 SCREW 2 6X6 C TIGHT 4 X 3373 376 1 BRACKET GEAR ASSY 5 3 011 170 01 GEAR HOLDER 6 3 341 752 11 WASHER POLYETHYLENE 7 3 953 235 31 DAMPER OIL 8 3 913 076 01 SPRING C DOOR TORSION 9 3 010 993 11 PLATE C DOOR LIGHT GUIDE 10 3 010 996 01 BUTTON EJECT 6 11 1 665 379 ...

Страница 33: ...IFT 1 2 3 4 5 6 7 8 9 10 61 3 011 459 01 BUTTON PTY DSPL PTY 62 3 023 221 01 ILLUMINATOR LCD 63 3 023 162 01 PLATE LCD LIGHT GUIDE 64 3 023 163 01 HOLDER LCD 65 3 010 998 01 SPRING BEARING 66 3 010 999 11 BEARING L 67 3 011 000 11 BEARING R 68 3 010 977 31 PANEL FRONT BACK 69 X 3375 417 1 PANEL SUB ASSY FRONT 70 3 015 290 01 SHEET LCD ELECTROSTATIC 71 3 011 004 01 BUTTON AF TA LCD701 1 801 679 21 ...

Страница 34: ...020 533 01 HOUSING 159 3 020 532 01 ARM SUCTION 160 3 020 534 01 HANGER 161 3 933 346 01 CATCHER 162 3 933 344 01 GUIDE C 163 3 014 798 01 SCREW HEAD SPECIAL 164 3 364 151 01 WASHER 165 X 3375 625 1 CHASSIS SV ASSY D 166 3 017 302 01 BELT 25 167 3 936 853 01 FLYWHEEL F 168 3 701 437 21 WASHER HP901 1 500 157 21 HEAD MAGNETIC PLAYBACK M901 A 3291 665 A MOTOR ASSY MAIN CAPSTAN REEL 3 MECHANISM DECK ...

Страница 35: ... 719 987 45 LED CL 155Y PG CD LED773 8 719 033 14 LED CL 170PG CD T LED774 8 719 033 13 LED CL 170Y CD T SWITCH LSW700 1 762 620 11 SWITCH KEY BOARD WITH LED OFF LSW701 1 762 620 11 SWITCH KEY BOARD WITH LED SOURCE LSW702 1 762 620 11 SWITCH KEY BOARD WITH LED SEEK AMS 0 LSW703 1 762 620 11 SWITCH KEY BOARD WITH LED MODE LSW704 1 762 620 11 SWITCH KEY BOARD WITH LED SEEK AMS LSW705 1 762 620 11 SW...

Страница 36: ...3 09 SCREW PTT 2 6X8 S BUZZER BZ501 1 504 920 11 BUZZER CAPACITOR C7 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C9 1 164 161 11 CERAMIC CHIP 0 0022uF 10 100V C10 1 163 235 11 CERAMIC CHIP 22PF 5 50V C11 1 126 933 11 ELECT 100uF 20 16V C12 1 104 760 11 CERAMIC CHIP 0 047uF 10 50V C13 1 126 933 11 ELECT 100uF 20 16V C14 1 163 031 11 CERAMIC CHIP 0 01uF 50V C15 1 126 933 11 ELECT 100uF 20 16V C16 1 104...

Страница 37: ...0 ELECT 2 2uF 20 50V C301 1 136 165 00 FILM 0 1uF 5 50V C302 1 137 366 11 FILM 0 0022uF 5 50V C303 1 126 157 11 ELECT 10uF 20 16V C304 1 137 366 11 FILM 0 0022uF 5 50V C305 1 126 157 11 ELECT 10uF 20 16V C306 1 124 465 00 ELECT 0 47uF 20 50V C321 1 124 584 00 ELECT 100uF 20 10V C322 1 163 031 11 CERAMIC CHIP 0 01uF 50V C323 1 124 234 00 ELECT 22uF 20 16V C324 1 163 031 11 CERAMIC CHIP 0 01uF 50V C...

Страница 38: ...111 8 719 988 62 DIODE 1SS355 D201 8 719 988 62 DIODE 1SS355 D202 8 719 977 25 DIODE DTZ9 1C D251 8 719 988 62 DIODE 1SS355 D252 8 719 976 87 DIODE DTZ3 9A D501 8 719 914 44 DIODE DAP202K D551 8 719 040 04 DIODE MA721WK TX D552 8 719 988 62 DIODE 1SS355 D553 8 719 105 99 DIODE RD6 2M B1 D560 8 719 105 99 DIODE RD6 2M B1 D571 8 719 056 83 DIODE UDZ TE 17 6 8B D572 8 719 105 99 DIODE RD6 2M B1 D573 ...

Страница 39: ...NSISTOR 2SD2525 TP Q652 8 729 026 68 TRANSISTOR 2SD2525 TP Q653 8 729 921 25 TRANSISTOR FMC2 Q655 8 729 216 22 TRANSISTOR 2SA1162 G Q656 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q657 8 729 027 23 TRANSISTOR DTA114EKA T146 Q658 8 729 027 23 TRANSISTOR DTA114EKA T146 Q731 8 729 015 39 TRANSISTOR DTC323TK Q741 8 729 015 39 TRANSISTOR DTC323TK Q751 8 729 015 39 TRANSISTOR DTC323TK Q761 8 729 015 39 TRANSI...

Страница 40: ...341 1 216 061 00 METAL CHIP 3 3K 5 1 10W R342 1 216 067 00 METAL CHIP 5 6K 5 1 10W R343 1 216 033 00 METAL CHIP 220 5 1 10W R344 1 216 089 00 RES CHIP 47K 5 1 10W R401 1 216 077 00 METAL CHIP 15K 5 1 10W R403 1 216 073 00 METAL CHIP 10K 5 1 10W R404 1 216 061 00 METAL CHIP 3 3K 5 1 10W R405 1 216 295 00 SHORT 0 R406 1 216 061 00 METAL CHIP 3 3K 5 1 10W R411 1 216 049 11 RES CHIP 1K 5 1 10W R412 1 ...

Страница 41: ... 216 057 00 METAL CHIP 2 2K 5 1 10W R912 1 216 057 00 METAL CHIP 2 2K 5 1 10W R915 1 216 017 00 RES CHIP 47 5 1 10W R916 1 216 089 00 RES CHIP 47K 5 1 10W R917 1 216 081 00 METAL CHIP 22K 5 1 10W R931 1 216 049 11 RES CHIP 1K 5 1 10W R941 1 216 049 11 RES CHIP 1K 5 1 10W VARIABLE RESISTOR RV110 1 238 861 11 RES ADJ CERMET 470K RV231 1 238 856 11 RES ADJ CERMET 10K RV241 1 238 856 11 RES ADJ CERMET...

Страница 42: ...LIAN AEP G 3 862 623 31 MANUAL INSTRUCTION INSTALL POLISH CZECH GREEK TURKISH SE 3 862 624 11 MANUAL INSTRUCTION ENGLISH SPANISH SWEDISH PORTUGUESE AEP UK 3 862 624 21 MANUAL INSTRUCTION FRENCH GERMAN DUTCH ITALIAN AEP 3 862 624 31 MANUAL INSTRUCTION ENGLISH POLISH CZECH GREEK TURKISH SE 3 862 624 41 MANUAL INSTRUCTION GERMAN G X 3373 386 1 CASE ASSY for FRONT PANEL Ref No Part No Description Rema...

Страница 43: ... 52 XR C7200R Sony Corporation Personal Mobile Communication Company 9 925 790 11 98B057549 1 Printed in Hungary 1998 2 Published by Quality Assurance Dept ...

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