ICF-S10MK2. SERVICE MANUAL Ver FM/AM RADIO. E Model Australian Model SPECIFICATIONS

Transcription

1 SERVICE MANUAL Ver E Model Australian Model SPECIFICATIONS Frequency range : MHz : khz Speaker Approx. 5.7 cm dia., 8 ohms Power output 100 mw (at 10% harmonic distortion) jack (minijack) Power requirements 3V DC, two R6 (size AA) batteries Battery life Using Sony SUM-3 (NS) batteries : Approx. 40 hours : Approx. 45 hours Dimensions Approx mm (w/h/d) (2 7 / / / 16 in) Mass Approx. 202 g (7 oz.) incl. batteries 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. Design and specifications are subject to change without notice. / RADIO Sony Corporation 2002A Personal Audio Company C Published by Sony Engineering Corporation

2 SECTION 1 GENERAL This section is extracted from instruction manual. Power switch/vol (volume) control Przełącznik zasilania/ regulator głośności (VOL) Hlavní vypínač/ ovladač VOL (hlasitost) Telescopic antenna Antena teleskopowa Teleskopická anténa TUNING BAND Rear Tył Zadní strana R6(AA) 2 2

3 SECTION 2 DISASSEMBLY ICF-S10MK2 This set can be disassembled in the order shown below DISASSEMBLY FLOW SET REAR CABINET (Page 3) MAIN BOARD (Page 3) Note: Follow the disassembly procedure in the numerical order given REAR CABINET 2-3. MAIN BOARD 3

4 SECTION 3 ASSEMBLY This set can be assembled in the order shown below ASSEMBLY FLOW POINTER (Page 4) KNOB (TUNING) (Page 5) MAIN BOARD (Page 5) 3-2. POINTER 4

5 3-3. KNOB (TUNING) 3-4. MAIN BOARD 5

6 SECTION 4 ELECTRICAL ADJUSTMENTS 0 db=1 µv [] Setting: BAND switch : RF signal generator Put the lead-wire antenna close to the set. set 30% amplitude modulation by 400 Hz signal Output level: as low as possible 16 Ω v jack (J1) level meter IF ADJUSTMENT Adjust for a maximum reading on level meter T1 455 khz FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter L4 520 khz CT4 1,650 khz TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L1 620 khz CT1 1,400 khz [] Setting: BAND switch : RF signal generator TP ( ANT) 0.01 µf set 22.5 khz frequency deviation by 400 Hz signal Output level: as low as possible 16 Ω v jack (J1) level meter FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter L MHz CT MHz TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L MHz CT2 108 MHz Repeat the procedures in each adjustment several times for a maximum reading on level meter, and the frequency coverage and tracking adjustment should be finally done by the trimmer capacitors. Adjustment Location: MAIN BOARD (Component Side) CT1 Tracking L1 } Adjustment CT4 Frequency Coverage L4 } Adjustment L2 CT3 } Frequency Coverage Adjustment L3 CT2 } Tracking Adjustment T1 IF Adjustment 6

7 SECTION 5 DIAGRS ICF-S10MK BLOCK DIAGR RV1-1 VOL ANT1 / FRONT-END, / IF P, DET, AGC, AF P IC1 5 L1 FERRITE-ROD ANTENNA CT1, L1 TRACKING RF IN RF RF IN FRONT-END FRONT-END / CF2 IF OUT 10.7MHz IF IN T1 IF CF1 455kHz CF3 10.7MHz 3 DISCRI IF IN 17 IF P DISCRIMINATOR IF P, AGC, DET DET OUT AF IN VOL AF POWER P AF OUT 28 J1 v SP1 CV1 TUNING TUNING METER CV1-3 CT1 L3 RF CV1-2 CT2 CT2, L3 TRACKING CT4, L4 FREQUENCY COVERAGE L4 OSC OSC OSC 6 8 / BAND SELECT 16 SW1 BAND D1 TUNE METER 20 REG OUT 9 B (1.25V) VCC 27 RV1-2 OFF DRY BATTERY SIZE AA (IEC DESIGNATION R6) 2PCS. 3V CV1-4 CT4 SIGNAL PATH L2 OSC CV1 TUNING CV1-3 CT3 CT3, L2 FREQUENCY COVERAGE : : 7 7

8 5-2. NOTE FOR PRINTED WIRING BOARD AND SCHEMATIC DIAGRS 5-3. PRINTED WIRING BOARD Note on Printed Wiring Board: X : parts extracted from the component side. W : indicates side identified with part number. f : internal component. : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.) 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. f : internal component. C : panel designation. A : B Line. H : adjustment for repair. Power voltage is dc 3 V and fed with regulated dc power supply from battery terminal. Voltages and waveforms are dc with respect to ground in no-signal (detuned) conditions. no mark : ( ) : Voltages are taken with a VOM (Input impedance 10 MΩ). Voltage variations may be noted due to normal production tolerances. Signal path. F : f : A B C ANT MAIN BOARD RV1 (2/2) OFF TP ( ANT) R7 C1 RV1 (1/2) R10 VOL 1 R2 R4 R3 D1 TUNE CF3 C11 C12 C4 C8 L2 R8 C10 L4 C9 15 CT4 CV1-3 CV1 TUNING CV1-4 CT3 L3 C6 CT1 CT2 CV1-1 CV1-2 C7 L1 FERRITE-ROD ANTENNA IC Block Diagram IC1 AF OUT CXA1019S VCC RIPPLE FILTER AF IN DET OUT AFC AGC AFC AGC IF DET AGC AF POWER P FE IF DISCRIMINATOR FE IF METER TUNING METER N.C IF IN IF IN / BAND SELECT D E F J1 v C20 C24 C23 C22 30 C19 IC1 C21 C18 SP1 R1 C5 16 C15 R6 CF2 CF1 C17 C14 R5 T1 C3 C16 C13 C2 L5 SW SW1 BAND 11 (11) DISCRI NF VOL OSC AFC OSC REG OUT RF RF IN FE RF IN N.C / IF OUT DRY BATTERY SIZE "AA" (IEC DESIGNATION R6) 2PCS. 3V 8 8

9 C / BAND SELECT IF IN IF IN NC METER IF AFC AGC AFC AGC DET OUT AF IN RIPPLE FILTER VCC AF OUT / IF OUT FE RF IN NC RF IN RF REG OUT OSC AFC OSC VOL NF DISCRI CT3 ICF-S10MK SCHEMATIC DIAGR See page 8 for IC Block Diagram. CV1 TUNING L1 FERRITE-ROD ANTENNA CT1 L3 L2 L4 C6 C7 R8 C9 CV1-1 CT2 CV1-2 CT4 CV p RF 18p OSC CV k 27p OSC C10 8.2p ANT1 TP ( ANT) C1 33p C3 33p C R3 1k RV1-1 50K VOL C L5 C2 33p C V C V CF3 10.7MHz R2 150 R4 6.8k C8 1p R1 100k / FRONT-END, / IF P, DET,AGC,AF P IC1 CXA1019S SW1 BAND R5 2.2k R6 330 C V C V C V J1 SP1 C14 100p T1 D1 SLP-181B-51 TUNE CF1 455KHz CF2 10.7MHz R10 6.8k R7 1k C C DRY BATTERY SIZE"AA" (IEC DESIGNATION R6) 2PCS. 3V C V C16 C17 C V 50V C V RV1-2 OFF 9 9

10 NOTE: -XX and -X mean standardized parts, so they may have some difference from the original one. Color Indication of Appearance Parts Example: KNOB, BALANCE (WHITE)... (RED) Parts Color Cabinet's Color SECTION 6 EXPLODED VIEW 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. Accessories are given in the last of the electrical parts list. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CABINET (FRONT) (BLACK) CABINET (FRONT) (SILVER) SCALE, DIAL POINTER KNOB, VOL SPRING, MINUS TERMINAL, PLUS SCREW (B1.7X5), TAPPING * HOLDER, FERRITE-ROD ANTENNA SCREW (B) (2.6X5), NYLOK * 5 A A MAIN BOARD, COMPLETE STRAP, HAND CABINET (REAR) (BLACK) CABINET (REAR) (SILVER) LID, BATTERY CASE (BLACK) LID, BATTERY CASE (SILVER) TERMINAL, MIDWAY KNOB, TUNING ANT ANTENNA, TELESCOPIC L ANTENNA, FERRITE-ROD () SP SPEAKER # SCREW, PRECISION P 1.7X4 # SCREW, PRECISION P 2X4 # SCREW BTP 2.6X6 TYPE2 N-S # LUG, 2 # LW 2, TYPE B 10

11 MAIN 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 and -X mean standardized parts, so they may have some difference from the original one. RESISTORS All resistors are in ohms. METAL: Metal-film resistor. METAL OXIDE: Metal oxide-film resistor. F: nonflammable SECTION 7 ELECTRICAL PARTS LIST Items marked * are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. SEMICONDUCTORS In each case, u: µ, for example: ua.. : µa.. upa.. : µpa.. upb.. : µpb.. upc.. : µpc.. upd.. : µpd.. CAPACITORS uf: µf COILS uh: µh When indicating parts by reference number, please include the board. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * A A MAIN BOARD, COMPLETE ********************* * HOLDER, FERRITE-ROD ANTENNA SCREW (B1.7X5), TAPPING KNOB, VOL LW 2, TYPE B SCREW, PRECISION P 1.7X4 < CAPACITOR > C CERIC 33PF 5% 50V C CERIC 33PF 5% 50V C CERIC 33PF 5% 50V C ELECT 10uF 20% 50V C CERIC CHIP 0.022uF 10% 25V C CERIC 3.9PF 10% 50V C CERIC CHIP 18PF 5% 50V C CERIC CHIP 1PF 0.25PF 50V C CERIC 27PF 5% 50V C CERIC 8.2PF 10% 50V C ELECT 1uF 20% 50V C CERIC 0.01uF 20% 16V C CERIC 0.01uF 20% 16V C CERIC 100PF 10% 50V C ELECT 10uF 20% 50V C ELECT 4.7uF 20% 50V C ELECT 10uF 20% 50V C CERIC CHIP 0.022uF 10% 25V C ELECT 0.47uF 20% 50V C ELECT 470uF 20% 6.3V < LED > D LED SLP-181B-51 (TUNE) < IC > IC IC CXA1019S < JACK > J JACK (v) < COIL > L ANTENNA, FERRITE-ROD () L COIL, AIR-CORE L COIL, AIR-CORE L COIL, OSC () L COIL, AIR-CORE < RESISTOR > R RES-CHIP 100K 5% 1/8W R CARBON 150 5% 1/4W R CARBON 1K 5% 1/4W R CARBON 6.8K 5% 1/4W R CARBON 2.2K 5% 1/4W R METAL CHIP 330 5% 1/10W R CARBON 1K 5% 1/4W R RES-CHIP 3.3K 5% 1/10W R METAL CHIP 6.8K 5% 1/10W < VARIABLE RESISTOR > C FILM 0.1uF 5% 50V C ELECT 10uF 20% 50V C FILM 0.1uF 5% 50V C ELECT 220uF 20% 10V < CERIC FILTER > CF FILTER, CERIC (455kHz) CF FILTER, CERIC (10.7MHz) CF DISCRIMINATOR, CERIC (10.7MHz) < VARIABLE CAPACITOR > CV CAP, VAR (TUNING) RV RES, VAR, CARBON (WITH S) 50K (VOL, OFF) < SWITCH > SW SWITCH, SLIDE (BAND) < TRANSFORMER > T TRANSFORMER, IF ************************************************************ MISCELLANEOUS ************** ANT ANTENNA, TELESCOPIC SP SPEAKER ************************************************************ 10

12 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ACCESSORIES ************ MANUAL, INSTRUCTION (SPANISH, FRENCH, GERMAN, DUTCH, SWEDISH, ITALIAN, PORTUGUESE, SIMPLIFIED CHINESE) 11

13 REVISION HISTORY 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 New