Sony STR-DE135, Service Manual

Page 1: ... 78 dB TV LD kilohms VIDEO AEP UK models outputs MD TAPE REC OUT Voltage 150 mV impedance 10 kilohms VIDEO AUDIO OUT Voltage 150 mV impedance 10 kilohms PHONES Accepts low and high impedance headphones Muting Full mute BASS BOOST 10 dB at 70 Hz TONE 8 dB at 100 Hz and 10 kHz Tuner Section FM stereo FM AM superheterodyne tuner FM tuner section Tuning range 87 5 108 0 MHz Antenna terminals 75 ohms u...

Page 2: ...B m at 1 000 kHz S N 54 dB at 50 mV m Harmonic distortion 0 5 50 mV m 400Hz Selectivity At 10 kHz 40 dB At 9 kHz 35 dB US model 35 dB AEP UK models You can change the AM tuning interval between 9 kHz and 10kHz After tuning in any AM station turn off the receiver Hold down the PRESET TUNING button and press the 1 u power button All pre set stations will be erased when you change the interval To res...

Page 3: ...ed 0 5 mA 500 microampers Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery op...

Page 4: ... models Location of controls Front view 8 FM button US model FM AM button AEP UK models 9 VIDEO button 0 TV SAT button US model TV LD button AEP UK models MD TAPE button BASS BOOST button and indicator SPEAKERS A B ON OFF buttons PHONES jack SHIFT button Numeric buttons DIRECT button MEMORY button US model MEMORY ENTER button AEP UK models ª FM MODE button º TUNER button CD button VOLUME control M...

Page 5: ...rocedure in the numerical order given SECTION 3 DISASSEMBLY 1 two tapping screws 1 tapping screw 2 case 1 two tapping screws 2 three connectors CNP702 704 3 screw BVTP3 8 4 claw 5 front panel section 3 four screws BVTP3 8 4 claw 1 two flat wires CNS204 CNP404 ...

Page 6: ...l section 3 four screws BVTP3 8 3 six screws BVTP3 8 1 flat wire CNS205 2 connector CNS802 2 two connectors CNP703 704 4 PC board holder 2 connector CNP801 1 two flat wires CNS204 CNP404 5 MAIN board 3 three screws BVTP3 8 3 three screws BVTP3 8 2 connector CNP702 ...

Page 7: ...es of RDS station Procedure 1 While pressing the MEMORY ENTER button press the 1 u button to turn the power ON 2 The message AUTO BET appears and each function is se lected one after another AM Tuning Interval Selection Mode US model Either 9 kHz step or 10 kHz step can be selected for the AM tun ing interval Procedure 1 Set the FUNCTION to AM 2 Press the 1 u button to turn the power OFF 3 While p...

Page 8: ... 8 Circuit Boards Location SECTION 5 DIAGRAMS POWER SWITCH board PRIMARY board SECONDARY board STANDBY TRANS board DISPLAY board VOLUME board TONE board KEY board SPK SWITCH board MAIN board ...

Page 9: ...nless otherwise specified internal component 2 nonflammable resistor C panel designation Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified U B Line V B Line Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Voltages are taken with aVOM Input impedance 10 MΩ Voltage variati...

Page 10: ... 10 D952 A 10 D953 A 10 D954 A 10 D955 A 10 D956 A 10 IC1 D 1 IC401 C 4 IC403 E 3 IC701 E 7 IC801 C 6 IC802 C 6 IC803 B 7 IC804 C 7 IC950 A 7 Q303 E 3 Q304 D 3 Q401 F 5 Q402 F 5 Q451 E 5 Q452 F 5 Q701 G 8 Q702 G 8 Q703 H 8 Q704 F 8 Q710 I 12 Q720 G 7 Q721 I 5 Q722 H 6 Q723 I 5 Q751 C 8 Q752 D 8 Q753 E 8 Q754 C 8 Q770 B 7 Q801 H 7 Q802 C 13 Q951 A 7 Semiconductor Location Ref No Location Page 17 Pa...

Page 11: ... Board 1 2 See page 10 for Waveform See page 21 for IC Block Diagrams 13 14 Page 25 Page 25 Page 20 Page 19 Page 25 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 12: ...RING BOARDS PANEL Section See page 8 for Circuit Boards Location D201 A 3 D202 A 3 D203 A 3 D204 B 3 D223 A 10 D224 A 10 IC201 B 6 IC202 A 1 IC203 B 11 Q201 B 3 Q202 B 3 Semiconductor Location Ref No Location Page 11 Page 17 Page 17 ...

Page 13: ...STR DE135 17 18 Page 18 Page 11 Page 15 Page 16 Page 17 ...

Page 14: ...TIC DIAGRAM PANEL Section See page 10 for Waveform See page 22 for IC Block Diagram 100k Page 14 Page 13 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 15: ... SSD TEST TSTLD QUAL RDDA Vref MUX V DDA V SSA CIN SCOUT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 CONTROL LATCH SHIFT RESISTOR LEVEL SHIFT CL DI CE VEE OUT IN OUT IN OUT IN VSS S RESET VDD OUT IN IN OUT IN OUT IN IC950 NJM2103D 1 2 3 4 5 6 7 8 V VSB SESIN VSA RESET GND OUTC VSC CR VREF Q R S IC701 µPC2581V 2 3 5 4 6 7 9 8 1 MUTE VOUT1 VOUT1 COMP1 MF1 IN1 GND...

Page 16: ... DE135 23 24 5 6 PRINTED WIRING BOARDS SPK SWITCH Board SECONDARY Board PRIMARY Board STANDBY TRANS Board See page 8 for Circuit Boards Location AEP Page 12 Page 24 Page 12 Page 12 Page 12 Page 12 Page 23 ...

Page 17: ...WITCH Board SECONDARY Board PRIMARY Board STANDBY TRANS Board STR DE135 R742 1 2k 1 2W R792 1 2k 1 2W Page 14 Page 14 Page 14 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 18: ...O Relay drive signal output for the power on off control H relay on 24 SIGNAL I FM and AM signal meter voltage detection signal input from the FM AM tuner pack 25 A D 4 I Key input terminal A D input S210 NAME key input Used for the AEP and UK models only 26 A D 3 I Key input terminal A D input S231 to S239 BASS BOOST MUTING SHIFT 0 MEMORY or MEMORY ENTER CD MD TAPE TV SAT or TV LD RDS PTY keys in...

Page 19: ... used open 52 VDD Power supply terminal 5V 53 LOW BOOST O Control signal output of the BASS BOOST circuit and LED drive signal output of the BASS BOOST indicator D212 H BASS BOOST on LED on 54 FUNC MUTE O Audio line muting on off control signal output terminal H muting on 55 IC MUTE O Muting on off control signal output terminal H muting on Not used open 56 VERSION I Setting terminal for the versi...

Page 20: ...are mark list and accessories and packing materials are given in the last of the electrical parts list 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 Ref No Part No Description Remark Ref No Part No Description Remark 1 X 4947 207 1 FOOT ASSY F50150S AEP UK ...

Page 21: ...1 673 027 11 SPK SWITCH BOARD 59 4 951 620 01 SCREW 2 6X8 BVTP 60 1 673 030 11 POWER SWITCH BOARD 61 1 782 084 11 WIRE FLAT TYPE 23 CORE 62 A 4417 997 A DISPLAY BOARD COMPLETE US 62 A 4419 176 A DISPLAY BOARD COMPLETE AEP UK 63 1 673 024 11 VOLUME BOARD 64 1 769 941 11 WIRE FLAT TYPE 11 CORE 65 1 673 025 11 TONE BOARD 66 A 4419 001 A KEY BOARD COMPLETE US 66 A 4419 178 A KEY BOARD COMPLETE AEP UK ...

Page 22: ...02 11 BACK PANEL E20 AEP 108 4 216 802 21 BACK PANEL E20 UK 109 1 493 407 51 TUNER PACK AEP UK 109 1 693 408 61 TUNER PACK US 110 1 773 001 11 WIRE FLAT TYPE 15 CORE 111 A 4419 005 A MAIN BOARD COMPLETE US 111 A 4419 179 A MAIN BOARD COMPLETE AEP UK 112 4 924 098 01 HOLDER PC BOARD T901 1 433 712 11 TRANSFORMER POWER AEP UK T901 1 433 720 11 TRANSFORMER POWER US 3 T901 not supplied 1 2 1 not suppl...

Page 23: ...205 1 770 397 11 HOUSING CONNECTOR PC BOARD 4P DIODE D201 8 719 911 19 DIODE 1SS119 D202 8 719 911 19 DIODE 1SS119 D203 8 719 911 19 DIODE 1SS119 D204 8 719 911 19 DIODE 1SS119 D223 8 719 911 19 DIODE 1SS119 AEP UK D224 8 719 911 19 DIODE 1SS119 25 FLOURESCENT INDICATOR TUBE FL201 1 517 662 11 INDICATOR TUBE FLUORESCENT IC IC201 8 759 542 29 IC uPD78044FGF 115 3B9 IC202 8 759 962 08 IC BA6208 IC20...

Page 24: ...HAR AEP UK S216 1 762 875 21 SWITCH KEYBOARD TUNING US S217 1 762 751 11 SWITCH TACTILE TUNING CHAR AEP UK S217 1 762 875 21 SWITCH KEYBOARD TUNING US S218 1 762 751 11 SWITCH TACTILE PRESET PTY SELECT AEP UK S218 1 762 875 21 SWITCH KEYBOARD PRESET TUNING US S219 1 762 751 11 SWITCH TACTILE PRESET PTY SELECT AEP UK S219 1 762 875 21 SWITCH KEYBOARD PRESET TUNING US S220 1 762 751 11 SWITCH TACTIL...

Page 25: ...86 31 CERAMIC 220PF 10 50V C721 1 104 666 11 ELECT 220uF 20 25V C722 1 126 964 11 ELECT 10uF 20 50V C740 1 128 562 11 ELECT 47uF 20 100V C741 1 128 562 11 ELECT 47uF 20 100V C742 1 126 925 11 ELECT 470uF 20 10V C751 1 126 964 11 ELECT 10uF 20 50V C752 1 162 282 31 CERAMIC 100PF 10 50V C753 1 104 665 11 ELECT 100uF 20 25V C755 1 102 233 00 CERAMIC 33PF 10 500V C756 1 104 664 11 ELECT 47uF 20 25V C7...

Page 26: ...59 636 74 IC M5218AP 22 IC701 8 759 326 52 IC uPC2581V IC801 8 759 231 58 IC TA7812S IC802 8 759 604 45 IC M5F79M12 IC803 8 759 604 35 IC M5F78M05L IC804 8 759 604 35 IC M5F78M05L IC950 8 759 333 83 IC NJM2103D JACK J402 1 691 887 11 JACK PIN 6P TV SAT AUDIO IN VIDEO AUDIO IN OUT US J402 1 691 887 11 JACK PIN 6P TV LD AUDIO IN VIDEO AUDIO IN OUT AEP UK J403 1 580 825 11 JACK PIN 6P CD IN MD TAPE R...

Page 27: ...SULATED COMPONENT 0 22 0 22 R717 1 249 393 11 CARBON 10 5 1 4W F R718 1 249 425 11 CARBON 4 7K 5 1 4W R719 1 249 403 11 CARBON 68 5 1 4W F R720 1 249 419 11 CARBON 1 5K 5 1 4W R721 1 249 425 11 CARBON 4 7K 5 1 4W AEP UK R721 1 249 427 11 CARBON 6 8K 5 1 4W US R722 1 249 403 11 CARBON 68 5 1 4W F R723 1 249 437 11 CARBON 47K 5 1 4W R724 1 249 425 11 CARBON 4 7K 5 1 4W R725 1 249 427 11 CARBON 6 8K ...

Page 28: ...33 11 JACK LARGE TYPE PHONES RESISTOR R741 1 247 753 11 CARBON 1 2K 5 1 2W R742 1 247 753 11 CARBON 1 2K 5 1 2W R791 1 247 753 11 CARBON 1 2K 5 1 2W R792 1 247 753 11 CARBON 1 2K 5 1 2W SWITCH S701 1 762 529 11 SWITCH PUSH 2 KEY SPEAKERS A B 1 673 026 11 STANDBY TRANS BOARD 1 533 233 21 HOLDER FUSE AEP JACK CNJ902 1 785 834 11 OUTLET 1P US CNJ902 1 785 834 11 OUTLET AC AEP CONNECTOR CNP802 1 779 4...

Page 29: ... CONNECTOR 11P IC IC404 8 759 636 74 IC M5218AP 22 RESISTOR R425 1 249 429 11 CARBON 10K 5 1 4W R426 1 249 439 11 CARBON 68K 5 1 4W R427 1 249 417 11 CARBON 1K 5 1 4W R430 1 249 437 11 CARBON 47K 5 1 4W R475 1 249 429 11 CARBON 10K 5 1 4W R476 1 249 439 11 CARBON 68K 5 1 4W R477 1 249 417 11 CARBON 1K 5 1 4W R480 1 249 437 11 CARBON 47K 5 1 4W VARIABLE RESISTOR RV404 1 225 769 11 RES VAR CARBON 10...

Page 30: ... 38 STR DE135 Sony Corporation Home A V Products Company 9 928 840 11 99C0569 1 Printed in Japan 1999 3 Published by Quality Assurance Dept Shinagawa ...