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1、SERVICE MANUAL HS-TX494 HS-TX496 HS-TX591 HS-TX594 HS-TX596 YU,YZ YH,YJ,YL,YZ YU YZ YH,YJ,YL,YZ STEREO RADIO CASSETTE PLAYER BASIC TAPE MECHANISM : 8ZM-3 P2N 8ZM-3 P3N S/M Code No. 09-995-407-8R1 REVISION RadioFans.CN 收音机爱 好者资料库 SPECIFICATIONS 2 Frequency range:AM: 530/531 ? 1.710/1.602 kHz (10/9 kH
2、z step) 531 ? 1.629 kHz (9 kHz step) FM1,FM2: 87.5/87.5 ? 108/108.1 MHz (50/200 kHz step) 76 ? 108 MHz (100 kHz step in 76 ? 90 MHz, 50 kHz step in 90 ?108 MHz) TV: WEATHER: Maximum output:4 mW + 4 mW (EIAJ/16 ohms) 12 mW + 12 mW (EIAJ/32 ohms) Load impedance:16 ? 32 ohms Power source:Battery DC 3V,
3、 R6 (size AA) x 2 Domestic AC power (using optional AC adaptor: AIWA AC-D302) Battery lift (EIAJ, 1mW output,playback):Approx.7hours using R6P (size AA) manganese batteries Approx.24hours using LR6 (size AA) alkaline batteries Maximum dimensions (W x H x D):112.8 x 88 x 32.7 mm (41/2 x 31/2 x 15/16i
4、nches) Weight (excluding batteries):Approx.140 g (4.9 oz) Accessories:Stereo headphones (1) Stereo headphones equipped with remote control (1) Belt clip (1) Supplied headphones:HP?M007: HP?MR105: Type: In?ear type Impedance: 32 ohms Sensitivity: 105 dB/mW Recommended commercially avaiable headphones
5、:Type:In?ear/Headband type/Vertical type In?ear/Headband type/Vertical type Impedance: 16?32 ohms Sensitivity: 100?109 dB/mW ? Design and specifications are subject to change without notice. 2ch 59.75 MHz 3ch65.75 MHz 4ch71.75 MHz 5ch81.85 MHz 6ch87.85 MHz 7ch179.75 MHz 8ch185.75 MHz 9ch191.75 MHz 1
6、0ch197.75 MHz 11ch203.75 MHz 12ch209.75 MHz 13ch215.75 MHz 1ch 2ch 3ch 4ch 5ch 6ch 7ch 162.550 MHz 162.440 MHz 162.475 MHz 162.425 MHz 162.450 MHz 162.500 MHz 162.525 MHz RadioFans.CN 收音机爱 好者资料库 DESCRIPTIONREF. NO.KANRI NO. PART NO.KANRI NO. REF. NO.DESCRIPTIONPART NO.DESCRIPTIONREF. NO.KANRI NO. PA
7、RT NO.KANRI NO. REF. NO.DESCRIPTIONPART NO. 3 C9987-A10-422-080C-CAP,TN 10-4 A TCF C10187-A10-047-080CAP,U 1-10 ZF C10287-012-274-080C-CAP,U 1000P-50 K B C10387-A10-047-080C-CAP,U 1-10 Z F C10487-010-831-080C-CAP,U,0.1-16F C10587-010-503-010CAP,E 220-4 GAS C11087-010-853-080C-CAP,220-4V H5.5 C20187-
8、A10-504-080C-CAP,U 0.047-16 KB C20187-012-286-080CAP,U 0.01-25 C20287-012-273-080CAP,U 820P-50B C20287-012-286-080CAP,U 0.01-25 C20387-012-172-080C-CAP,U 10P CH C20487-012-180-080C-CAP,U 22P-50 CH C20587-012-272-080C-CAP,U 680P-50B C20587-012-272-080CAP,U 680P-50B C20687-012-168-080CAP,U 6P-50 CH C2
9、0787-012-286-080CAP, U 0.01-25 C20887-012-286-080CAP, U 0.01-25 C20987-012-186-080C-CAP,U 39P-50 CH C21087-012-156-080CAP,220P-50 CH C21087-012-272-080CAP,U 680P-50 K B GRM C21287-012-286-080CAP, U 0.01-25 C21387-012-195-080C-CAP,U 100P-50CH C21587-012-162-080C-CAP,U 1P-50 CK C21687-012-162-080CAP,U
10、 1P-50 CK C21687-012-162-080C-CAP,U 1P-50 CK C21787-A10-047-080CAP,U 1-10 Z F C22287-010-831-080C-CAP,U 0.1-16 Z F C22287-010-831-080CAP,U,0.1-16F C22487-012-336-080CAP, CHIP SS 330P SL C22487-012-274-080CAP,U 1000P-50B C22587-A10-047-080C-CAP,U 1-10 Z F C22687-A10-047-080C-CAP,U 1-10 Z F C22787-012
11、-273-080C-CAP,U 820P-50 B C22887-012-274-080C-CAP,U 1000P-50 K B C22987-010-831-080C-CAP,U,0.1-16F C23087-010-831-080C-CAP,U,0.1-16F C23187-010-959-080CHIP CAP,U 0.056-16F C23187-010-959-080CAP,U 0.056-16F C23287-010-959-080CHIP CAP,U 0.056-16F C23387-012-287-080CAP,U 0.015-25F C23387-012-275-080C-C
12、AP,U 1200P-50 B C23487-012-287-080CAP,U 0.015-25F C23487-012-275-080C-CAP,U 1200P-50 B C23587-012-286-080C-CAP,U 0.01-25 K B C23587-A10-047-080CAP,U 1-10 Z F C23687-A10-420-080C-CAP,TN 4.7-4 A TCF C23687-A10-420-080CAP,TN 4.7-4 C23787-A10-047-080CAP,U 1-10 Z F C23787-A10-047-080C-CAP,U 1-10 Z F C238
13、87-012-286-080CAP, U 0.01-25 C23987-012-358-080C-CAP,S 0.47-10 F Z C23987-A10-707-080CAP,U 0.47-10FZ C24087-010-574-080CAP,S 470P C24087-012-193-080C-CAP,U 82P-50 CH C24087-012-193-080CAP,82P C24187-012-170-080C-CAP,U 8P-50 CH C24187-012-176-080CAP 15P C24287-010-574-080CAP,S 470P-50UJ C24287-012-19
14、3-080CAP,U 82P CH C24287-012-270-080CAP, U 470P-50 C24387-012-172-080CAP,U 10P-50DCH C24387-012-174-080C-CAP CERA SS 12P CHJ C24487-010-831-080CAP,U,0.1-16F C24487-010-787-080CAP, U 0.022-25 C24587-012-275-080C-CAP,U 1200P-50 B C24587-012-272-080CAP,U 680P GRM C24687-012-271-080C-CAP,U 560P-50 K B C
15、24787-012-286-080CAP, U 0.01-25 C24887-012-274-080C-CAP,U 1000P-50 K B IC 87-002-423-080IC,TA2002 FN 87-017-370-080IC,MM1038AFF 87-A20-745-040C-IC,TA2030FN 87-A21-215-040C-IC,TA2104AFN 87-A21-232-040C-IC,TA2111FN 87-A21-119-010C-IC,TC9318FB-038 87-A21-272-010IC,TC9318FB-046 87-A20-124-080IC, TK11823
16、 TRANSISTOR 87-026-414-080C-TR RN1307 87-026-418-080TR,RN1311 (0.1W) 87-026-417-080TR,RN1310 89-113-625-080TR,2SA1362GR(120MHZ,0) 87-026-425-080C-TR,RN2307 87-026-268-080C-TR,RN2411 87-026-429-080TR,RN2311 87-026-423-080C-TR,RN2305 89-327-143-080C-TR,2SC2714O 89-342-153-080TR,2SC4215 89-341-165-080C
17、HIP TRANSISTOR 2SC4116GR 87-026-411-080C-TR RN1304 87-026-261-080CHIP-TR,RN1404 DIODE 87-001-553-080C-DIODE 1SS322 87-A40-642-040C-DIODE,1SS367 87-A40-630-040C-DIODE,RB411D 87-A40-485-070C-VARI-CAP,SVC208 87-A40-471-070C-VARI-CAP,KV1435 87-A40-462-040C-VARI-CAP,SVC347(S) MAIN C.B BPF20187-A90-609-01
18、0FLTR,BPF GFMB7 BPF20187-A90-601-010FLTR,BPF GFWB7 BPF20187-A90-709-010FLTR,GTVSB3 C187-012-274-080CAP,1000P C287-012-274-080CAP,1000P C387-A10-952-080C-CAP,TN 22-4 M A MCM C487-A10-952-080C-CAP,TN 22-4 M A MCM C587-012-276-080CAP, CHIP SS 1500 PBK C687-012-276-080CAP, CHIP SS 1500 PBK C787-A10-504-
19、080C-CAP,U 0.047-16 K B C887-A10-504-080C-CAP,U 0.047-16 K B C987-A10-047-080C-CAP,U 1-10 Z F C1087-A10-047-080C-CAP,U 1-10 Z F C1187-A10-047-080C-CAP,U 1-10 Z F C1287-A10-047-080C-CAP,U 1-10 Z F C1387-012-336-080CAP, CHIP SS 330P SL C1487-012-336-080CAP, CHIP SS 330P SL C1587-010-831-080C-CAP,U,0.1
20、-16F C1687-010-831-080C-CAP,U,0.1-16F C1787-010-831-080C-CAP,U 0.1-16 Z F C1887-010-831-080C-CAP,U 0.1-16 Z F C1987-010-674-080CAP,ELECT 220-2 C2087-010-674-080CAP,ELECT 220-2 C9087-A10-047-080CAP,U 1-10 Z F C9287-010-831-080C-CAP,U,0.1-16F C9387-A10-952-080CAP,TN 22-4 C9387-A11-244-080C-CAP,TN 47-4
21、 A MCM C9487-A10-952-080C-CAP,TN 22-4 M A MCM C9587-010-853-080C-CAP,220-4V H5.5 C9687-A10-047-080CAP,U 1-10 Z F C9687-010-505-080CAP,CHIP TANTALUM 1-16 C9887-A10-047-080C-CAP,U 1-10 Z F 4 C24887-012-195-080CAP,U 100P-50CH C24987-012-286-080CAP, U 0.01-25 C25087-010-853-080CAP,220-4V H5.5 C25087-010
22、-853-080C-CAP,220-4V H5.5 C25187-012-286-080C-CAP,U 0.01-25 K B C25187-012-195-080CAP,U 100P-50CH C25287-012-271-080CAP, U 560P-50 C25387-012-286-080C-CAP,U 0.01-25 K B C25987-012-167-080C-CAP,U 5P-50 CH C29087-010-787-080CAP, U 0.022-25 C30187-012-277-080CAP,U 1800P C30287-012-277-080C-CAP,U 1800P-
23、50 B C30387-012-277-080C-CAP,U 1800P-50 B C30487-012-277-080C-CAP,U 1800P-50 B C30887-A10-047-080C-CAP,U 1-10 Z F C30987-A10-047-080C-CAP,U 1-10 Z F C31087-A10-047-080CAP,U 1-10 Z F C31187-012-174-080CAP CHIP CERA SS 12P CHJ C31287-012-176-080CAP 15P C31387-A10-047-080C-CAP,U 1-10 Z F C31487-010-831
24、-080C-CAP,U 0.1-16 Z F C31587-010-831-080C-CAP,U 0.1-16 Z F C31787-A10-047-080C-CAP,U 1-10 Z F C31887-016-462-080C-CAP,S 1-16 F C31887-A10-047-080C-CAP,U 1-10 Z F C31987-010-787-080CAP, U 0.022-25 C32087-010-505-080CA, CHIP TANTALUM 1-16 C32187-012-286-080CAP, U 0.01-25 C32287-012-337-080C-CAP,U 56P
25、-50 CH C32387-012-167-080C-CAP,U 5P-50 CH C32487-012-170-080C-CAP,U 8P-50 CH C32587-012-188-080CAP,U 47P-50 CH C32687-A10-047-080CAP,U 1-10 Z F C32687-A10-047-080C-CAP,U 1-10 Z F C90187-012-274-080CHIP CAP,U 1000P-50B C90287-010-831-080CAP,U,0.1-16F C90487-012-274-080CAP,U 1000P C90687-A10-047-080C-
26、CAP,U 1-10 Z F C90787-012-274-080C-CAP,U 1000P-50 K B C90987-012-271-080CAP, U 560P-50 C91487-012-274-080CHIP CAP,U 1000P-50B C99987-012-270-080CAP, U 470P-50 CF20287-A91-321-080FLTR,SFECV10.7MA5A-TC CF20287-A91-343-010FLTR,SK107M2N CF20387-A90-456-080C-FLTR,PFWCC 450J3 CF20387-A90-710-010AM IF PF S
27、450A3 CF20487-A91-313-080FLTR,CDACV10.7 CF20487-A91-313-080FLTR,CDACV10.7 CT20187-A91-183-080TRIMMER,CER10P CT20287-A91-183-080TRIMMER,CER 10P TZC03 IFT20187-005-788-080IFT,AM 5M 5CLD IFT20187-005-788-080C-IFT,AM 5M 5CLD J187-A60-438-010JACK,SW (1537) J187-A60-437-010JACK,SW 4P(1637) J10187-A60-849-
28、010JACK,DC DIA 2.75 BLK L187-003-231-080C-COIL 1UH L187-003-240-080C-COIL,S 3.3UH L287-003-231-080C-COIL 1UH L287-003-240-080C-COIL,S 3.3UH L387-003-231-080C-COIL 1UH L387-003-240-080C-COIL,S 3.3UH L487-003-243-080C-COIL,S 10UH L10187-003-243-080COIL,2125 10UH L2018Z-HRB-605-080C-COIL,RF TV L2028Z-H
29、RB-603-080C-COIL,RF FM L2028Z-HRB-610-010COIL,FM RF L2038Z-HRB-604-080C-COIL,OSC TV L2048Z-HRB-602-080C-COIL,OSC FM L2048Z-HRB-609-010COIL,FM OSC L20587-005-898-080COIL,S 2.2UH K LK2125 L20687-HRA-603-010BAR-ANT,MW L20787-003-226-080INDUCTOR 100UJ L20787-003-226-080INDUCTOR 100UJ L20887-003-231-080C
30、-COIL 1UH L30187-A50-037-080C-COIL,D-D 5CDLU L30187-A50-230-080COIL,D-D L90087-003-243-080C-COIL,S 10UH LCD3018Z-HR9-603-010LCD,HS ASSY(BAND/TU) R9787-012-270-080CAP470P R11187-022-656-080C-RES,K43G 0.68 R99887-012-286-080CAP, U 0.01-25 S18Z-HRB-607-010SW,SL 2-2-2 SSZZ-S-502(S) S287-A90-050-010SW, S
31、L 2-2-2 NS (BLK) S10187-A91-077-010SW,LEAF S30187-A91-320-080SW,SL 1-1-2 SSSS8A2-B-2B(NC) S30287-A90-665-180C-SW,TACT LS7A2M S30387-A90-665-180C-SW,TACT LS7A2M SFR10187-024-050-010SEMI-FIXED RESISTOR, 1K TH10187-A91-322-080C-THMS,157-101-53028-TP TH30187-A90-547-080C-THMS,47K (5%)NTH 5G VR187-A90-81
32、8-010VR,RTRY 20KCX2 X30187-A70-187-010VIB,XTAL 75KHZ CFV206 8 8 A Resistor Code Chip Resistor Part Coding Figure Value of resistor Chip resistor WattageTypeTolerance 1/16W 1/10W 1/8W 1608 2125 3216 5% 5% 5% CJ CJ CJ FormLWt 1.60.80.45 21.250.45 3.21.6 108 118 128 : A : A CHIP RESISTOR PART CODE 0.55
33、 Resistor Code Dimensions (mm) Symbol 1/16W10055%CJ1.00.50.35104 L t W ELECTRICAL MAIN PARTS LIST 1/1 NOTE:*1:591YU,496YL,494YU *2:596YL,594YZ,596YH,596YJ596YZ RadioFans.CN 收音机爱 好者资料库 RN1307 RN1311 RN1310 2SA1362GR RN2307 RN2411 RN2311 TRANSISTOR ILLUSTRATION B E C RN2305 2SC2714O 2SC4215 2SC4116GR
34、RN1304 RN1404 IC BLOCK DIADRAMLCD DIADRAM 65 Pin No.Pin Name I/O Description 1 3COM1 COM3OLCD common output. 4 22S1 S19OLCD segment output. 23 26S20 S23-Not used. 27 30K0 K3IKey matrix input. 31 34T0 T3OKey return timing output. 35FM/AMO?H?: FM/TV/Weather,?L?:AM 36 MSPOThe output port is used for Su
35、per-Bass On/Off. 37 MSPONot used. 38TV OUTO?H?: TVH or Weather band . 39,40DESIThese two ports combined with K0 K3 determine the destination. 41TAPE INI?H?: Tape ON, ?L?: Tape OFF. 42POWER CHECKIA/D in for power supply voltage level. 43REMOTEIA/D in for remote controller. 44POWER SWO?H?: Power OFF,
36、?L?: Power ON. 45HOLDI?H?: Hold ON, ?L?: Hold OFF. 46BUZZEROBuzzer output. 47MUTEOMute output. 48TEST-Microcontroller test terminal (Not used). 49WAKE UPIWake up the system from memory back-up mode. 50IF INIIF frequency input. 51TU OUTO?L?: Tuner ON. 52PLL OUTOPhase comparison output. 53GND-GND. 54F
37、M ININot used. 55AM INIAM oscillator signal input. 56VDD-Supply voltage terminal. 57RESETISystem reset input. 58XOUT 59XIN 60VXT-Power supply for crystal oscillator. 61VLCD-Reference voltage for LCD driver (Not connected). 62, 63C1,C2Voltage doubler boosting. 64VEE-Constant 1.5V for LCD driver. IC,
38、TC9318FB-038 IC DESCRIPTION Crystal oscillator pin.I/O 1 3COM1 COM3OLCD common output. 4 22S1 S19OLCD segment output. 23 26S20 S23-Not used. 27 30K0 K3IKey matrix input. 31 34T0 T3OKey return timing output. 35FM/AMO?H?: FM,?L?:AM 36 MSPOThe output port is used for Super-Bass On/Off. 37 MSPONot used.
39、 38TV OUTONot used . 39,40DESIThese two ports combined with K0 K3 determine the destination. 41TAPE INI?H?: Tape ON, ?L?: Tape OFF. 42POWER CHECKIA/D in for power supply voltage level. 43REMOTEIA/D in for remote controller. 44POWER SWO?H?: Power OFF, ?L?: Power ON. 45HOLDI?H?: Hold ON, ?L?: Hold OFF
40、. 46BUZZEROBuzzer output. 47MUTEOMute output. 48TEST-Microcontroller test terminal (Not used). 49WAKE UPIWake up the system from memory back-up mode. 50IF INIIF frequency input. 51TU OUTO?L?: Tuner ON. 52PLL OUTOPhase comparison output. 53GND-GND. 54FM ININot used. 55AM INIAM oscillator signal input
41、. 56VDD-Supply voltage terminal. 57RESETISystem reset input. 58XOUT 59XIN 60VXT-Power supply for crystal oscillator. 61VLCD-Reference voltage for LCD driver (Not connected). 62, 63C1,C2Voltage doubler boosting. 64VEE-Constant 1.5V for LCD driver. IC, TC9318FB-046 IC DESCRIPTION Crystal oscillator pi
42、n.I/O Pin No.Pin Name I/O Description 78 WIRING - 1 (MAIN:591YU) 109 14131211109876543211234567891011121314 AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP QQ RR SS TT UU SCHEMATIC DIAGRAM - 1 (MAIN: 591YU) 1112 WIRING - 2 (MAIN:EXCEPT 591YU 494YZ ) *NOTE:494YZ indicates-01 PWB information 1 41 3 14
43、131211109876543211234567891011121314 AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP QQ RR SS TT UU SCHEMATIC DIAGRAM - 2 (MAIN:EXCEPT 591YU 494YZ) *NOTE:494YZ indicates-01 PWB information 1516 WIRING - 3 (MAIN:494YZ ) *NOTE:494YZ indicates-11 PWB information. 1817 1413121110987654321123456789101112
44、1314 AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP QQ RR SS TT UU SCHEMATIC DIAGRAM - 3 (MAIN:494YZ) *NOTE:494YZ indicates-11 PWB information 2019 7)Finally re-check the tape speed. Caution : Cool the patterns down to normal tempera- ture after soldering. If the pattern remains heated,the gorverno
45、r circuit does not operate normally. 1.AM IF Adjustment IFT201.450kHz 2.AM VT Check Settings:? Test point: TP1 (VT) Method:Set to AM 530kHz and check the TP1 is 1.0V-0.2/+0.3V. Then set to AM 1710kHz and check the test point is less than 10.0V. 3.AM Tracking Adjustment L206.630kHz CT202. 1440kHz CT2
46、01.1440kHz 4.FM VT Adjustment Settings:?Test point TP1(VT) Adjustment location .L204 Method:Set to FM 59.75MHz,76MHz and adjust L204 so that the testpoint becomes 0.9V0.1V. Then set to FM108.1MHz and check that the test point is less than 12.0V. 5.FM Tracking Adjustment L202. 87.5MHz 6.TV VT Adjustm
47、ent Settings:?Test point TP1(VT) Adjustment location .L203 Method:Set to TV 2ch and adjust L203 so that the test point becomes 1.0V0.1V. Then set to TV13 ch and check that the test point is less than 12.0V. 7. TV Tracking Ajustment L201. 1 ch 9.GOVERNER Adjustment Perform the STOP ? PLAY and REVERSE operations (or PAUSE ON ? OFF) after the motor is replaced. When the tape starts running smooth, this adjustment is not necessary. If wow is conspicuous at the beginning of the tape-run, perform this adjustment following the procedures below. 1) Solder resistor pattern of the MOTOR AND GOVERN
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