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MICROFILM

SERVICE MANUAL

STR-W55 is RECEIVER section in
MHC-W55.

AEP Model

UK Model

STR-W55

FM STEREO/FM-AM RECEIVER

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Summary of Contents for STR-W55

Page 1: ...MICROFILM SERVICE MANUAL STR W55 is RECEIVER section in MHC W55 AEP Model UK Model STR W55 FM STEREO FM AM RECEIVER ...

Page 2: ...Page TABLE OF CONTENTS MODEL INDENTIFICATION BACK PANEL Parts No Model 4 978 033 6π UK 4 978 033 2π AEP German Italian AED r Abbreviation AED Norway Sweden Finland Denmark Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LIN...

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

Page 4: ... MODE Press the ENTER NEXT and FUNCTION buttons simultaneously Then press the MENU 2 button with the following 4 seconds to set the Test Mode 1 The message AMP TEST appears on the screen Press the MENU button to call up the Equalizer Curve for the Amp Test However when the function is set to the tuner use the MENU button to call up each tuner preset from 1 through 5 2 Press the Power button to res...

Page 5: ...el becomes 55dBµ m 0 6mV m 2 Tune the set to 999kHz 3 Adjust RV41 so that the TUNED indicator goes on FM SECTION FM Tuned Indication Lighting Level Note Always make the tuning level adjustment first Since it affects the FM tuning level Setting Band FM set FM RF stereo signal generator FM ANTENNA terminal Carrier frequency 98MHz Modulation OFF Output level 0 018mV 25dBµ 75 Ω coaxial Procedure 1 Tun...

Page 6: ...ta 19 COM DATA O Serial data output 20 ST DATA IN I Serial data input from IC 1 21 ST CE O Chip enable output to IC 1 22 STEREO I Stereo signal input 23 TUNED I Tuned signal input 24 AUB OUT O Audio bus output 25 AVSS Ground 26 Not used 27 SUFFIX I Input for model select 28 SPE I Spectrum analyzer signal input 29 SPE I Spectrum analyzer signal input 30 SPE I Spectrum analyzer signal input 31 SPE I...

Page 7: ...l input 48 VOL IN B I Volume encoder input 49 JOG IN B I JOG dial encoder input 50 ST FM O BAND select output 51 ST MUTE O 52 EMG OUT O Urgent signal standby output H standby 53 EMG IN I Urgent signal start input H n L start 57 78 P 32 P 8 O Segment output to FL501 79 VG Power supply for fluorescent indicator tube 80 86 P 7 P 1 O Segment output to FL501 87 100 14 G 1 G O Grid output for FL501 FM R...

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Page 15: ...1 TRANSFORMER B BOARD 5 1 533 293 11 FUSE HOLDER 6 1 658 764 11 TRANSFORMER A BOARD 7 3 703 244 00 BUSHING 2104 CORD 8 4 978 033 21 PLATE JACK EXCEPT UK 8 4 978 033 61 PLATE JACK UK 9 4 949 235 01 HOOK 10 4 909 982 11 SCREW TAPPIN 11 A 4303 529 A TCB BOARD COMPLETE AEP AED UK 11 A 4303 530 A TCB BOARD COMPLETE German Italian 12 1 660 130 11 SURROUND BOARD 13 A 4389 333 A MAIN BOARD COMPLETE EXCEPT...

Page 16: ...01 SCREW 2 6X8 BVTP Ref No Part No Description Remark Ref No Part No Description Remark 58 A 4389 330 A PANEL BOARD COMPLETE AEP AED 58 A 4389 335 A PANEL BOARD COMPLETE German 58 A 4389 336 A PANEL BOARD COMPLETE Italian 58 A 4389 337 A PANEL BOARD COMPLETE UK 59 4 978 036 04 HOUSE LAMP 60 4 962 708 01 EMBLEM 4 A SONY FL501 1 517 483 11 INDICATOR TUBE FLUORESCENT 6 2 FRONT CABINET SECTION ...

Page 17: ...1 126 963 11 ELECT 4 7uF 20 50V C121 1 126 963 11 ELECT 4 7uF 20 50V C122 1 124 903 11 ELECT 1uF 20 50V C134 1 124 907 11 ELECT 10uF 20 50V C137 1 124 907 11 ELECT 10uF 20 50V C138 1 124 907 11 ELECT 10uF 20 50V C153 1 124 464 11 ELECT 0 22uF 20 50V C154 1 124 464 11 ELECT 0 22uF 20 50V C155 1 136 163 00 FILM 0 068uF 5 50V C156 1 136 163 00 FILM 0 068uF 5 50V C157 1 136 156 00 FILM 0 018uF 5 50V C...

Page 18: ...19 010 52 DIODE UZ 7 5BS TP D807 8 719 109 98 DIODE RD6 8ES B3 D808 8 719 010 52 DIODE UZ 7 5BS TP D809 8 719 987 63 DIODE 1N4148M D810 8 719 987 63 DIODE 1N4148M D811 8 719 200 02 DIODE 10E2 D812 8 719 200 02 DIODE 10E2 D813 8 719 200 02 DIODE 10E2 D814 8 719 200 02 DIODE 10E2 D821 8 719 987 63 DIODE 1N4148M D824 8 719 200 82 DIODE 11ES2 D840 8 719 987 63 DIODE 1N4148M D841 8 719 987 63 DIODE 1N4...

Page 19: ...9 11 CARBON 10K 5 1 4W R173 1 249 429 11 CARBON 10K 5 1 4W R174 1 249 437 11 CARBON 47K 5 1 4W R175 1 249 429 11 CARBON 10K 5 1 4W R176 1 247 883 00 CARBON 150K 5 1 4W R177 1 249 429 11 CARBON 10K 5 1 4W R181 1 247 807 31 CARBON 100 5 1 4W R182 1 247 807 31 CARBON 100 5 1 4W R183 1 247 807 31 CARBON 100 5 1 4W R185 1 247 807 31 CARBON 100 5 1 4W R186 1 247 807 31 CARBON 100 5 1 4W R187 1 247 807 3...

Page 20: ...RMINAL TB901 1 537 240 31 TERMINAL BOARD CHECKER PIN SPEAKER VIBRATOR X7001 1 579 900 21 VIBRATOR CRYSTAL 4 332MHz A 4389 335 A PANEL BOARD COMPLETE German A 4389 336 A PANEL BOARD COMPLETE Italian A 4389 330 A PANEL BOARD COMPLETE AEP AED A 4389 337 A PANEL BOARD COMPLETE UK JOG ENCODER BOARD KEY BOARD VOL ENCODER BOARD 4 932 810 01 CUSHION FL 4 971 014 01 HOLDER FL TUBE 4 978 036 04 HOUSE LAMP C...

Page 21: ...48M INDICATOR TUBE FL501 1 517 483 11 INDICATOR TUBE FLUORESCENT IC IC501 8 759 385 36 IC ASD0204 014 IC502 8 759 332 18 IC GP1U27XB IC503 8 759 165 82 IC PST600E T IC504 8 759 372 64 IC M66313FP 200C JUMPER RESISTOR JR505 1 216 295 91 METAL CHIP 0 5 1 10W JR506 1 216 296 91 METAL CHIP 0 5 1 8W JR508 1 216 296 91 METAL CHIP 0 5 1 8W JR509 1 216 296 91 METAL CHIP 0 5 1 8W JR510 1 216 295 91 METAL C...

Page 22: ... CARBON 47 5 1 4W R502 1 249 403 11 CARBON 68 5 1 4W R503 1 249 403 11 CARBON 68 5 1 4W R504 1 247 807 31 CARBON 100 5 1 4W R505 1 249 407 11 CARBON 150 5 1 4W R506 1 249 409 11 CARBON 220 5 1 4W R507 1 249 411 11 CARBON 330 5 1 4W R508 1 249 411 11 CARBON 330 5 1 4W R509 1 249 413 11 CARBON 470 5 1 4W R510 1 249 415 11 CARBON 680 5 1 4W R511 1 249 417 11 CARBON 1K 5 1 4W R512 1 249 419 11 CARBON ...

Page 23: ...216 222 00 METAL GLAZE 10K 5 1 8W R5028 1 249 441 11 CARBON 100K 5 1 4W R5029 1 249 441 11 CARBON 100K 5 1 4W R5030 1 249 441 11 CARBON 100K 5 1 4W R5031 1 249 429 11 CARBON 10K 5 1 4W AEP UK AED R5031 1 249 427 11 CARBON 6 8K 5 1 4W German Italian R5032 1 249 423 11 CARBON 3 3K 5 1 4W R5033 1 249 441 11 CARBON 100K 5 1 4W R5038 1 216 097 91 METAL GLAZE 100K 5 1 10W R5051 1 249 421 11 CARBON 2 2K ...

Page 24: ... 1 4W R902 1 249 437 11 CARBON 47K 5 1 4W R903 1 249 413 11 CARBON 470 5 1 4W R904 1 249 437 11 CARBON 47K 5 1 4W R906 1 249 425 11 CARBON 4 7K 5 1 4W R907 1 249 425 11 CARBON 4 7K 5 1 4W R908 1 249 425 11 CARBON 4 7K 5 1 4W R909 1 249 425 11 CARBON 4 7K 5 1 4W R910 1 249 397 11 CARBON 22 5 1 4W R911 1 249 397 11 CARBON 22 5 1 4W R913 1 249 417 11 CARBON 1K 5 1 4W R914 1 249 431 11 CARBON 15K 5 1 ...

Page 25: ...AMIC 100000PF 50V C46 1 163 077 00 CERAMIC CHIP 0 1uF 10 25V C47 1 126 967 11 ELECT 47uF 20 16V C48 1 163 031 11 CERAMIC 10000PF 50V C49 1 124 902 00 ELECT 0 47uF 20 50V C50 1 124 903 11 ELECT 1 0uF 20 50V C51 1 124 903 11 ELECT 1 0uF 20 50V C52 1 126 964 11 ELECT 10uF 20 50V C53 1 126 964 11 ELECT 10uF 20 50V C54 1 126 157 11 ELECT 10uF 20 16V C55 1 126 157 11 ELECT 10uF 20 16V C56 1 126 157 11 E...

Page 26: ...10W R7 1 216 037 00 METAL CHIP 330 5 1 10W R8 1 216 037 00 METAL CHIP 330 5 1 10W R9 1 216 081 00 METAL CHIP 22K 5 1 10W R10 1 216 037 00 METAL CHIP 330 5 1 10W R11 1 216 081 00 METAL CHIP 22K 5 1 10W R12 1 216 037 00 METAL CHIP 330 5 1 10W R13 1 216 037 00 METAL CHIP 330 5 1 10W R14 1 216 081 00 METAL CHIP 22K 5 1 10W R18 1 216 073 00 METAL CHIP 10K 5 1 10W AEP UK AED R19 1 216 073 00 METAL CHIP ...

Page 27: ...1 1 517 483 11 INDICATOR TUBE FLUORESCENT F851 1 532 285 00 FUSE TIME LAG 1 25A 250V F853 1 532 203 00 FUSE TIME LAG 2A 250V F854 1 532 203 00 FUSE TIME LAG 2A 250V F855 1 532 203 00 FUSE TIME LAG 2A 250V F856 1 532 203 00 FUSE TIME LAG 2A 250V T801 1 429 258 11 TRANSFORMER POWER EXCEPT UK T801 1 429 643 11 TRANSFORMER POWER UK ACCESSORIES PACKING MATERIALS 1 473 463 11 COMMANDER STANDARD RM SW55 ...

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