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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

SERVICE NOTE

Summary of Contents for ECM-T115

Page 1: ...ECM T115 T145 US Model Canadian Model AEP Model E Model SERVICE MANUAL ELECTRET CONDENSER MICROPHONE MICROFILM SPECIFICATIONS PHOTO ECM T115 PHOTO ECM T145 Ver 1 0 1999 02 ...

Page 2: ... 2 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 SERVICE NOTE ...

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

Page 4: ... on Schematic Diagram All capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified indicates tolerance C panel designation Signal path F MIC ECM T115 T145 ...

Page 5: ...UG MIC OUT MINI PLUG MIC1 LITHUM BATTERY CR 2025 3V T145 MODEL T115 MODEL BATTERY CHECK LAMP 16 Note on Printed Wiring Board X parts extracted from the component side Through hole b Pattern from the side which enables seeing Caution Pattern face side Parts on the pattern face side seen from SIDE B the pattern face are indicated Parts face side Parts on the parts face side seen from SIDE A the part...

Page 6: ...ed 1 2 6 7 8 9 10 11 12 3 4 5 1 Ref No Part No Description Remarks Ref No Part No Description Remarks 1 1 790 104 11 CORD MICROPHONE 1 CORE 2 2 545 592 01 BUSHING 3 2 545 593 01 SHEET SHIELD 4 X 2542 165 1 CASE UPPER ASSY BATTERY 5 2 545 588 01 KNOB SWITCH 6 A 4542 561 A AMP BOARD COMPLETE 7 2 545 589 01 TERMINAL PLUS 8 2 545 590 01 TERMINAL MINUS 9 2 545 599 01 SHEET BLIND 10 2 545 586 01 CASE LO...

Page 7: ...ption Remarks 51 1 790 102 11 CORD MICROPHONE 1 CORE 52 X 2542 079 1 CLIP ASSY 53 3 704 197 72 SCREW M1 4X4 5 LOCKING 54 2 545 584 01 BASE MICROPHONE 55 4 916 272 01 SPACER 56 2 543 437 01 REGISTER 57 3 309 597 31 SCREW 1 4 TAPPING PRECISION 58 2 545 583 01 COVER MICROPHONE 59 1 671 999 11 UNIT BOARD MIC1 8 814 294 00 MICROPHONE CAPSULE C 1053 ...

Page 8: ...9 1 CLIP ASSY 103 3 704 197 12 SCREW M1 4X2 0 LOCKING 104 3 309 597 51 SCREW 1 4 TAPPING PRECISION 105 X 2542 166 1 SCREEN ASSY WINDOW 106 2 545 564 01 CASE MICROPHONE 107 2 545 595 01 NET INNER 108 2 545 596 01 SPACER 109 2 536 803 01 STOPPER 110 2 545 592 01 BUSHING 111 2 545 591 01 CASE BUSHING 112 1 790 103 11 CORD MICROPHONE 1 CORE D10 8 719 056 29 DIODE 015AZ4 7 TPL3 MIC1 8 814 294 00 MICROP...

Page 9: ...E CAPACITOR C1 1 119 749 11 TANTAL CHIP 33uF 20 4V C2 1 104 908 11 TANTAL CHIP 47uF 20 4V C14 1 164 222 11 CERAMIC CHIP 0 22uF 25V DIODE D1 8 719 072 95 DIODE 015AZ3 9 X TPL3 D2 8 719 064 07 LED SML 310LTT86 BATTERY CHECK LAMP D3 8 719 056 29 DIODE 015AZ4 7 TPL3 JACK J1 1 764 624 51 JACK MIC IN RESISTOR JC1 1 216 864 11 METAL CHIP 0 5 1 16W RESISTOR R1 1 216 833 11 METAL CHIP 10K 5 1 16W R3 1 216 ...

Page 10: ...ECM T115 T145 10 Sony Corporation Personal A V Products Company 99B1677 1 Printed in Japan 1999 2 Published by Quality Engineering Dept Shinagawa 9 924 973 11 ...

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