Onkyo T-405TX Service Manual Download Page 20

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http://www.onkyo.co.jp/

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Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN

Tel: 072-831-8111 Fax: 072-833-5222

ONKYO EUROPE ELECTRONICS GmbH

Industriestrasse 20, 82110 Germering, GERMANY

Tel: 089-849-320 Fax: 089-849-3265 E-mail: [email protected]

ONKYO CHINA LIMITED

Units 2102-2107, Metroplaza Tower I, 223 Hing Fong Road, Kwai Chung,

N.T., HONG KONG Tel: 852-2429-3118 Fax: 852-2428-9039

T-405TX

ONKYO CORPORATION

Summary of Contents for T-405TX

Page 1: ...SE PART NUMBER APPEAR AS SHOWN IN THIS MANUAL MAKE LEAKAGE CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE SUPT SUDT Silver models 230V AC 50Hz 120V AC 60Hz TUNING T 405TX MEMORY TIMER PRESET CHARACTER DISPLAY FM MODE CLEAR STANDBY ON ACCUCL...

Page 2: ...K Fuse FM T uning Range 87 90 107 90 MHz 200 kHz steps U S Canadian models 87 50 108 00 MHz 50 kHz steps Ohter area models Usable Sensitivity Mono 12 8 dBf 1 2 µV 75 Ohms IHF Stereo 19 2 dBf 2 5 µV 75 Ohms IHF 50dB Quieting Sensitivity Mono 18 0 dBf 2 2 µV 75 Ohms Stereo 38 0 dBf 22 µV 75 Ohms Capture Ratio 1 5 dB Image Rejection Ratio 85 dB IF Rejection Ratio 90 dB Signal to Noise Ratio Mono 73 d...

Page 3: ... Q701 PLL SYNCHESIZER AND CONTROLLER LM7001 Q702 Q703 L P F X701 7 2MHz RESONATOR Q901 REGLATOR Q902 REGLATOR T901 NPT 1102 P902 X751 4 19MHz RESONATOR Q753 RESET Q752 F L TUBE 10 BT 167GK Q754 BUFFER 49 SYS OUT 46 SYS IN RI IN OUT DIDIGT SEGMENT 41 DATA 40 CLK 39 PLL 23 SD 22 STEREO 24 SIG 17 34 35 27 28 12V 5 6V VP F L TUBE Right Left 19 MUTE 5 4 3 1 2 15 11 8 FM 9 10 7 1 9 21 19 17 16 18 20 30 ...

Page 4: ...CEE Power supply cord P 253277MIL AS UC 2 18 Power supply cord D 1 27100337 Chassis 2 27111039B Front bracket 3 27122847 Rear panel P 27122848 Rear panel D 4 27141695A T Retainer 5 27175323 Leg 6 27190524 KGLS 14RF Holder 7 27212313 Front panel 8 27300750 Bushing 9 28135247Y Badge 10 28184705 1 Cover 11 28191800C Clear plate 12 838130088 3TTB 8B Self tapping screw 13 838430088 3TTB 8B BC Self tapp...

Page 5: ...5 C 3 1 0 0 C 2 0 5 0 C 6 1 0 0 C 1 7 1 0 3 C 9 0 2 0 C 2 6 1 0 3 C 1 1 1 0 3 C 1 3 3 3 0 C 1 0 C 1 5 0 6 0 C 1 6 1 8 0 C 2 4 1 0 3 C 4 6 8 1 C 1 9 6 8 0 C 2 1 1 0 1 C 2 0 2 7 0 C 1 8 1 0 3 C 1 2 1 5 0 C 1 4 2 2 0 C 8 4 7 0 C 7 0 3 1 0 1 J C 7 0 4 1 0 1 J C 7 0 5 1 0 1 J C 7 0 7 2 2 3 Z C 1 0 1 2 2 3 Z C 1 0 2 2 2 3 Z C 1 0 3 2 2 3 Z T R 1 2 S C 2 7 1 4 T R 3 2 S C 2 7 1 5 T R 2 2 S C 2 9 9 6 T R ...

Page 6: ... K R 1 1 6 8 R 5 1 0 0 K R 9 2 2 K R 8 1 8 0 R 7 1 0 0 K R 1 0 2 7 0 R 6 4 7 K R 3 1 0 K R 7 0 7 3 9 K R 7 0 6 1 0 K R 7 1 0 2 2 R 7 0 9 3 3 0 R 7 0 8 1 M R 0 0 3 1 0 0 R 0 0 1 2 2 R 9 1 8 2 2 K R 9 1 5 4 7 K R 9 1 7 1 K R 9 1 6 2 2 K R 9 1 4 3 3 K R 9 0 4 4 7 1 2 W R 9 0 2 1 1 2 W R 9 1 1 1 K R 9 0 6 1 K 1 W R 9 0 7 5 6 K R 7 7 6 1 0 K R 7 5 8 3 9 0 R 7 6 2 1 8 K R 7 6 1 1 K R 7 6 0 8 2 0 R 7 5 9...

Page 7: ...R112 R140 R117 D102 D103 C105 C111 D101 C128 C129 R133 Q108 R137 R138 R704 C143 R102 R104 R105 J132 J126 R111 TP101 C134 J135 C138 C137 TU002 TU002 J144 Q704 R118 P902 P902 P901a F901 J901a J902a R901 J141 J142 P101 P101 J131 J130 J118 R906 C913 C913 C101 C131 J119 R132 R710 C712 C708 C909 C711 C910 C911 C907 C906 C124 J102 R911 J116 R139 R126 R125 C108 D906 R907 1 15 16 30 1 8 9 16 T2 5AL250V AC ...

Page 8: ...T UP DOWN DOWN UP TUNING CHARACTER DISPLAY AUTO MONO MEMORY TIMER BAND POWER JL702a CLK PLL DAT P OFF VP R765 J717 R766 J719 R753 R755 J706 R768 1 8 9 16 NCDIS 6131 25136131 D754 R757 R763 C754 D758 J702 R759 R752 J707 J708 J709 C751 J710 1 D759 R776 J711 R777 J712 J716 J718 C752 C757 C771 C759 J701 4 C799 3 0 3 0 3 0 2 0 7 1 2 1 2 7 7 7 1 2 2 5 PRINTED CIRCUIT BOARD VIEW FROM SOLDERING SIDE DISPL...

Page 9: ...4 BU1922 X103 3010130 SFE10 7MZ2K Transistors Oscillator Q753 221282 or DTC144ES or X701 3010141 XTL 7 2M 2215820 KRC104M Transformers Q754 2212600 or DTA124ES or L101 233457 NFIF 4081 2215780 KRA103M L102 233458 NFIF 4082 Diodes Capacitors D751 D754 223205 or 1SS270A or C001 C106 354741019 16V Elect D758 D759 223163 1SS133 C002 C136 354741009 D756 223205 or 1SS270A or C104 C917 354744709 223163 1...

Page 10: ...ER PRESET button FM MODE button MEMORY button TIMER button STANDBY ON button DISPLAY DISPLAY button CHARACTER button TUNING button MEMORY indicatoor AUTO MONO indicator Tuning indicator Timer setting indicator Multi display STEREO indicator AM PM RDS AM PM indicator RDS indicator Frequency indicator sleep timer indicator T 405TX CONTROL POSITIONS AND NAME ACCUCLOCK ...

Page 11: ...R111 Adjust for Maximum Minimum Minimum Signal output or light on Remarks FM MUTE MODE switch ON STEREO Repeat the steps 1 and 3 until no further adjustment is necessary Distortion analyzer 98 1MHz 98 1MHz 2 FM Adjustment Preparation Input FM mono 1kHz 75kHz FM stereo 1kHz 67 5kHz Pilot signal 19kHz 7 5kHzdevi ADJUSTMENT PROCEDURES T 405TX 75 ANT TERMINAL OUTPUT TERMINAL UNIT DISTORTION METER OSCI...

Page 12: ...gnated timer on weekdays You canchange the day of the week in DAY SET mode WEEKEND This mode enables you to listen to a specified component at a designated time on weekends You can change the day of the week in DAY SET mode You can define the same day of the week as both WEEKDAY and WEEKEND To set two Programs for one day specify the same day of the week as WEEKDAY and WEEKEND and set the time for...

Page 13: ... GND RESET GND POWER GND GND GND GND GND GND VDD1 10G 9G 8G 7G 6G 5G 4G DATA RDSDATA RDSSIG RDSSCL POFF SYSIN GND GND SYSOUT GND GND VDD3 GND GND GND GND GND GND GND P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 VP P12 P13 P14 P15 P16 P17 1G 2G 3G CLK PLL PCL GND GND X2 X1 VSS NC GND AVREF AVDD K0 K1 AREA MODE 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 16 15 14 13 12 11 10 9 P16 P15 P14 P13 P12 P11 ...

Page 14: ...tection input 65 P6 Segment output pin 24 SIGNAL Signal strength level input pin 66 P7 25 MODE Initializing pin for RDS broadcast 67 P8 26 AREA Initializing pin for band area 68 P9 27 K1 Key input pin 69 P10 28 K0 70 P11 29 AVDD Analog power supply pin for A D converter 71 VLOAD Pull down resistor connection pin 30 AVREF Reference voltage pin for A D converter 72 P12 31 XT1 Crystal connection pins...

Page 15: ... F F F F F ALC BUFFER AM OSC REGULATOR AM MIX AM RF AMP AGC AMIF SD COMP AM S METER DET GND AM FM IF BUFF S CURVE FM DET FM S METER FM IF TUNING DRIVER STEREO DRIVER VCC VCO 304kHz STEREO SWITCH PHASE DET DECODER ANTI BIRDIE 3rd 6th MUTE PILOT DET Q103 LA1837 T 405TX IC BLOCK DIAGRAM ...

Page 16: ...Connect to the terminal CLK of microprocessor 5 DATA Serial clock input terminal Connect to the terminal DATA of microprocessor 6 SNY Not used 7 BO1 Auto Mono control terminal 8 BAND1 Band selector output terminal Low level at FM 9 BAND2 Band selector output terminal Low level at AM 10 AMIN AM local oscillator input terminal 11 FMIN FM local oscillator input terminal 12 VDD1 Power souce terminal f...

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Page 19: ...eet 35 29110071 PP tape 36 282301 Staple 37 29100180 D240 W250 Polybag 38 29053738 Carton 40 29362841 Label EAN 41 2010376 Audio connection cable 42 2010375 Remote control cable 43 292116 FM antenna 25065462 YAE21 0237 FM antenna adapter 29343092 Instruction manual E 39 29343093 Instruction manual CT T 405TX ...

Page 20: ... 831 8111 Fax 072 833 5222 ONKYO EUROPE ELECTRONICS GmbH Industriestrasse 20 82110 Germering GERMANY Tel 089 849 320 Fax 089 849 3265 E mail info onkyo de ONKYO CHINA LIMITED Units 2102 2107 Metroplaza Tower I 223 Hing Fong Road Kwai Chung N T HONG KONG Tel 852 2429 3118 Fax 852 2428 9039 T 405TX ONKYO CORPORATION ...

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