Related Manuals for Aiwa CT-R402
Summary of Contents for Aiwa CT-R402
- Page 1 CT-R402 YZ (ST) SERVICE MANUAL STEREO CAR CASSETTE RECEIVER BASIC TAPE MECHANISM: CDS-363AG1-A S/M Code No. 09-02A-455-8N2...
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Page 2: Radio Section
SPECIFICATIONS -1/1 RADIO SECTION (FM) Frequency Range: 87.5 MHz - 108 MHz Usable Sensitivity: 12.7 dBf 50 dB Quieting Sensitivity: 17.2 dBf IF Rejection: 100 dB Frequency Response: 30 Hz - 15,000 Hz S/N Ratio: 67 dB Stereo Separation: 35 dB at 1 kHz Alternate Channel Selectivity: 98 dB Capture Ratio:... - Page 3 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL O AS1001 87-253-032-410 U+2-3 BLK O AS1002...
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Page 4: Electrical Parts List
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL 0601 85-HRL-623-010 JACK,3.5 BLK ST BLK 0601 8A-KC7-611-010 F-CABLE,3P (AUX) FRONT... - Page 5 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL MAIN 0123 87-016-526-080 C-CAP,S 0.47-16 BK MAIN 0124 87-016-526-080 C-CAP,S 0.47-16 BK...
- Page 6 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL MAIN 0907 87-012-172-080 C-CAP,U 10P-50 D CH GRM MAIN...
- Page 7 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL MAIN 0107 88-108-473-080 C-RES,U 47K-1/16W J MAIN...
- Page 8 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL MAIN 0704 88-108-562-080 C-RES,U 5.6K-1/16W J MAIN...
- Page 9 ELECTRICAL PARTS LIST - 6/6 • Regarding connectors, they are not stocked as they are not the initial order items. The connectors are available after they are supplied from connector manufacturers upon the order is received. CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code...
- Page 10 TRANSISTOR ILLUSTRATION -1/1 E C B 2SD1858TV2 2SB1375 DTB123YS 2SA1037AK(Q) 2SD2012 2SC2412KR DTA114TKA DTA144EKA DTC114EKA DTC114TKA -10-...
- Page 11 SCHEMATIC DIAGRAM - 1/2 (MAIN/HEAD SECTION) MAIN C.B 100K CNA801 CNA802 JW231 -11-...
- Page 12 WIRING - 1/2 (MAIN C.B/HEAD C.B) MAIN C.B CNA801 CNA802 CNA801 JW165 R917 CNA802 HEAD C.B C704 R916 R118 JR103 C118 Q107 Q108 C155 D804 IC151 C156 R152 R124 X151 C154 C151 -12-...
- Page 13 SCHEMATIC DIAGRAM - 2/2 (FRONT/AUX SECTION) AUX C.B FRONT C.B SLI-343YY3F YEL SML-012YT YEL SML-012YT YEL SML-012YT YEL -13-...
- Page 14 WIRING - 2/2 (FRONT C.B/AUX C.B) AUX C.B FRONT C.B (COMPONENT SIDE) FRONT C.B (CODUCTOR SIDE) -14-...
- Page 15 LCD DISPLAY -1/2 <CKT-10/15> CHARACTER NAME SEGMENT WIRING COMMON WIRING -15-...
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Page 16: Wiring Table
LCD DISPLAY -2/2 <CKT-10/15> WIRING TABLE -16-... - Page 17 IC BLOCK DIAGRAM -1/5 IC, LC75854W S39~S1 TEST VDD1 VDD2 IC, TA8252H IC, LA3161 INPUT OUT1(+) OUTPUT GND1 OUT1(-) OUT2(+) INPUT GND2 OUTPUT OUT2(-) Aux IN OUT3(+) GND3 OUT3(-) OUT4(+) GND4 OUT4(-) PRE-GND -17-...
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Page 18: Ic Block Diagram -2
IC BLOCK DIAGRAM -2/2 IC, SAA6579T OSCI OSCO ANTI- 57 kHz OSCILLATOR QUALITY BIT RECONSTRUCTION QUAL ALIASING BANDPASS FILTER GENERATOR FILTER (8th ORDER) DIVIDER SCOUT BIPHASE COSTAS LOOP CLOCKED DIFFERENTIAL RDDA SYMBOL VARIABLE AND COMPARATOR DECODER DECODER FIXED DIVIDER RDCL CLOCK REFERENCE TEST LOGIC AND OUTPUT... - Page 19 IC DESCRIPTION -1/2 (µPD178078GF-565-3BA) -1/3 Pin No. Pin Name Description BATT IN BATT ON/OFF input. DFP IN Detects whether DFP (front panel) is provided or not. LCD DI LCD driver data input. LCD DO LCD driver data output. Open when not used. LCD CLO LCD driver clock output.
- Page 20 IC DESCRIPTION -1/2 (µPD178078GF-565-3BA) -2/3 Pin No. Pin Name Description FM OSC FM local oscillation input. AM OSC AM local oscillation input. GND PLL – Ground for PLL. EO O Error output from charge pump (for FM). EO I Error output from charge pump (for AM). –...
- Page 21 IC DESCRIPTION -1/2 (IC, µPD178078GF-565-3BA) -3/3 Pin No. Pin Name Description MF CONT – Not used. SEN1 – Connected to pull-down resistor. SEN2 – Connected to pull-down resistor. CDS IN – Connected to pull-down resistor. CDS RESET – Not used. CDS SLEEP –...
- Page 22 IC DESCRIPTION -2/2 (LC75374E) -1/2 Pin No. Pin Name Description RVR IN 4dB volume control input. Must be driven at a low impedance. R COM – 1dB volume common pin. (Connected to GND through a capacitor) For the connection of capacitors that compensate for bass and treble in the tone control circuit. 3 ~ 5 RT1 ~ RT3 –...
- Page 23 IC DESCRIPTION -2/2 (LC75374E) -2/2 Pin No. Pin Name Description TA (R) RA (R) Signal input pins. CD (R) AUX (R) RSELO Input selector output pin. -23-...
- Page 24 MECHANICAL EXPLODED VIEW -1/1 56 57 37 38 34 35 -24-...
- Page 25 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL O MC1001 8C-KTA-002-010 WINDOW,R402 O MC1002...
- Page 26 COLOR NAME TABLE -1/1 Basic color symbol Color Basic color symbol Color Basic color symbol Color Black Cream Orange Green Gray Blue Transparent Blue Gold Pink Silver Titan Silver Brown Violet White Transparent White Yellow Transparent Yellow Metallic Blue Light Blue Transparent Green Dark Blue Transparent Orange...
- Page 27 TAPE MECHANISM EXPLODED VIEW -1/1 <CDS-363AG1-A> -27-...
- Page 28 TAPE MECHANISM PARTS LIST -1/2 <CDS-363AG1-A> = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
- Page 29 TAPE MECHANISM PARTS LIST -2/2 <CDS-363AG1-A> = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
- Page 30 Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL CT-R402 YZSL 8C-KCG-225-010 SH,ADH 3-10 87-B40-087-010 BAG,PV 0.04-250-350 PL 8C-KTA-857-010 CTN,OUTER 402 YZSL...
- Page 31 OTHER PARTS LIST -2/2 <CDS-363AG1-A> = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
- Page 32 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 991166...