ECM-T115/T145 SERVICE MANUAL ELECTRET CONDENSER MICROPHONE. US Model Canadian Model AEP Model E Model. Ver

Transcription

1 ECM-T115/T145 SERVICE MANUAL Ver US Model Canadian Model AEP Model E Model PHOTO : ECM-T115 PHOTO : ECM-T145 SPECIFICATIONS ELECTRET CONDENSER MICROPHONE MICROFILM

2 SERVICE NOTE 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 2

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

4 ECM-T115/T145 SECTION 2 DIAGRAMS 2-1. SCHEMATIC DIAGRAM TOTAL CURRENT : 0.21mA LITHIUM BATTERY Note 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 4

5 ECM-T115/T PRINTED WIRING BOARD A UNIT BOARD (SIDE A) MIC1 UNIT BOARD (SIDE B) MIC1 D10 B D10 C10 MIC OUT MINI PLUG T145 MODEL C (11) (11) (MIC OUT) MINI PLUG T115 MODEL J1 MIC IN D AMP BOARD (SIDE A) AMP BOARD (SIDE B) D3 E R13 JC1 S1 D2 BATTERY CHECK LAMP F S1 POWER ON OFF D1 R3 LITHUM BATTERY CR V R1 C1 C2 C14 G H (11) 11 (11) (MIC OUT) MINI PLUG Semiconductor Location Ref. No. Location D1 F-2 D2 F-2 D3 D-2 D10 B-4, A-6 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: (SIDE B) Parts face side: (SIDE A) Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated. 5

6 SECTION 3 EXPLODED VIEWS NOTE: -XX, -X mean standardized parts, so they may have some differences from the original one. Items marked * are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. The mechanical parts with no reference number in the exploded views are not supplied BATTERY BOX SECTION #1 12 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks CORD, MICROPHONE (1 CORE) BUSHING SHEET, SHIELD 4 X CASE (UPPER) ASSY, BATTERY KNOB, SWITCH TERMINAL, MINUS SHEET, BLIND CASE (LOWER), BATTERY HOLDER, BATTERY LABEL, MODEL NUMBER (T115) * 6 A A AMP BOARD, COMPLETE TERMINAL, PLUS LABEL, MODEL NUMBER (T145) # SCREW +P 2 5 TYPE2 NON-SLIT 6

7 3-2. MIC SECTION (T115 MODEL) not supplied 56 MIC1 not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks CORD, MICROPHONE (1 CORE) 52 X CLIP ASSY SCREW (M1.4X4.5), LOCKING BASE, MICROPHONE * SPACER REGISTER SCREW (1.4), TAPPING,PRECISION COVER, MICROPHONE * UNIT BOARD MIC MICROPHONE CAPSULE C

8 3-3. MIC SECTION (T145 MODEL) not supplied 102 MIC1 D Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 101 A A CLIP ASSY, HOLDER 102 X CLIP ASSY SCREW (M1.4X2.0), LOCKING SCREW (1.4), TAPPING,PRECISION 105 X SCREEN ASSY, WINDOW SPACER STOPPER BUSHING CASE, BUSHING CORD, MICROPHONE (1 CORE) CASE, MICROPHONE NET, INNER D DIODE 015AZ4.7-TPL3 MIC MICROPHONE CAPSULE C

9 SECTION 4 ELECTRICAL PARTS LIST AMP UNIT NOTE: Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. -XX, -X mean standardized parts, so they may have some difference from the original one. Items marked * are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. CAPACITORS: uf: µf RESISTORS All resistors are in ohms. METAL: metal-film resistor METAL OXIDE: Metal Oxide-film resistor F: nonflammable COILS uh: µh SEMICONDUCTORS In each case, u: µ, for example: ua...: µa..., upa..., µpa..., upb..., µpb..., upc..., µpc..., upd..., µpd... When indicating parts by reference number, please include the board name. Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks * A A AMP BOARD, COMPLETE ******************** * UNIT BOARD (T115) ********** < CAPACITOR > C TANTAL. CHIP 33uF 20% 4V C TANTAL. CHIP 47uF 20% 4V C CERAMIC CHIP 0.22uF 25V < DIODE > D DIODE 015AZ3.9-X-TPL3 D LED SML-310LTT86 (BATTERY CHECK LAMP) D DIODE 015AZ4.7-TPL3 < JACK > J JACK(MIC IN) < RESISTOR > JC METAL CHIP 0 5% 1/16W < RESISTOR > R METAL CHIP 10K 5% 1/16W R METAL CHIP 220 5% 1/16W R METAL CHIP 3.9K 5% 1/16W < CAPACITOR > C CERAMIC CHIP 0.001uF 10% 50V (T115) < DIODE > D DIODE 015AZ4.7-TPL3 (T115) ************************************************************ MISCELLANEOUS *************** CORD, MICROPHONE (1 CORE) CORD, MICROPHONE (1 CORE) (T115) CORD, MICROPHONE (1 CORE) (T145) D DIODE 015AZ4.7-TPL3 (T145) MIC MICROPHONE CAPSULE C-1053 ************************************************************ ACCESSORIES & PACKING MATERIALS ******************************** MANUAL, INSTRUCTION (ENGLISH, FRENCH, GERMAN, SPANISH, DUTCH, SWEDISH, ITALIAN, PORTUGAL) < SWITCH > S SWITCH, SLIDE (POWER) ************************************************************ 9

10 ECM-T115/T Sony Corporation Personal A&V Products Company 10 99B Printed in Japan Published by Quality Engineering Dept. (Shinagawa)