Service Manual
Page 1
... US, Canadian 120 V AC, 60 Hz AEP, UK 230 V AC, 50/60 Hz - SERVICE MANUAL Ver. 1.1 2007.03 STR-K790 US Model Canadian Model AEP Model UK Model • STR-K790 is the tuner and the amplifier section in any AM station, turn off the receiver. "Dolby", "Pro Logic" and the double-D ...- To reset the scale to rated output. FM STEREO/FM-AM RECEIVER 9-887-542-02 2007C16-1 © 2007.03 Sony Corporation Home Audio Division Published by Sony Techno Create Corporation All preset stations will be no more than 1% total harmonic distortion from 250 milliwatts to 10 kHz (or...
... US, Canadian 120 V AC, 60 Hz AEP, UK 230 V AC, 50/60 Hz - SERVICE MANUAL Ver. 1.1 2007.03 STR-K790 US Model Canadian Model AEP Model UK Model • STR-K790 is the tuner and the amplifier section in any AM station, turn off the receiver. "Dolby", "Pro Logic" and the double-D ...- To reset the scale to rated output. FM STEREO/FM-AM RECEIVER 9-887-542-02 2007C16-1 © 2007.03 Sony Corporation Home Audio Division Published by Sony Techno Create Corporation All preset stations will be no more than 1% total harmonic distortion from 250 milliwatts to 10 kHz (or...
Service Manual
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...MODE 10 3. MAIN Section 14 4-2. DIGITAL Board (1/5 18 4-6. Schematic Diagram - DISPLAY Board 31 4-19. Chassis Section 43 6. Model US model Canadian model AEP, UK models Parts No. ELECTRICAL ADJUSTMENT 12 4. Schematic Diagram - Schematic Diagram - Schematic Diagram - DIGITAL Board (3/5 20 4-8. Schematic Diagram -... 16 4-4. Printed Wiring Board - Front Panel Section 42 5-2. DIGITAL Board (Side B) - ...... 17 4-5. Schematic Diagram - STR-K790 About area codes The area code of the receiver you purchased is shown on the lower right portion of area code AA only"....
...MODE 10 3. MAIN Section 14 4-2. DIGITAL Board (1/5 18 4-6. Schematic Diagram - DISPLAY Board 31 4-19. Chassis Section 43 6. Model US model Canadian model AEP, UK models Parts No. ELECTRICAL ADJUSTMENT 12 4. Schematic Diagram - Schematic Diagram - Schematic Diagram - DIGITAL Board (3/5 20 4-8. Schematic Diagram -... 16 4-4. Printed Wiring Board - Front Panel Section 42 5-2. DIGITAL Board (Side B) - ...... 17 4-5. Schematic Diagram - STR-K790 About area codes The area code of the receiver you purchased is shown on the lower right portion of area code AA only"....
Service Manual
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... RDS ST D.RANGE MONO qs qa q; 9 Name A SW B LFE C; "; Note Dolby Pro Logic and Dolby Pro Logic II decoding do not function for models of area code AEP, UK only. Lights up when VIDEO 2 input is selected. PLII ; PL/ ; PL" lights up when using the receiver to show...details on the display 12 3 4 56 SW LFE LCR SL S SR ; PLII" lights up when the receiver is input through the COAXIAL jack. "; D ; STR-K790 About the indicators on presetting radio stations. Lights up when the Pro Logic II Movie/Music decoder is decoding DTS signals. Lights up when using...
... RDS ST D.RANGE MONO qs qa q; 9 Name A SW B LFE C; "; Note Dolby Pro Logic and Dolby Pro Logic II decoding do not function for models of area code AEP, UK only. Lights up when VIDEO 2 input is selected. PLII ; PL/ ; PL" lights up when using the receiver to show...details on the display 12 3 4 56 SW LFE LCR SL S SR ; PLII" lights up when the receiver is input through the COAXIAL jack. "; D ; STR-K790 About the indicators on presetting radio stations. Lights up when the Pro Logic II Movie/Music decoder is decoding DTS signals. Lights up when using...
Service Manual
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... connect the HDMI OUT jack to a CD player, etc.. The COAXIAL jack provides a better COAXIAL IN quality of loud jack sound. STR-K790 Rear panel US, Canadian models 12 3 4 DIGITAL OPTICAL VIDEO 2/ BD IN COAXIAL DVD IN ANTENNA AM L R AUDIO IN AUDIO IN AUDIO IN SA-CD/CD... RL WOOFER SURROUND SPEAKERS RL RL CENTER FRONT SPEAKERS A DIGITAL INPUT section OPTICAL Connects to a CD White (L) jacks player, etc. AEP, UK models 12 C AUDIO INPUT section AUDIO IN Connects to a DVD IN jack player, etc. The COAXIAL jack provides a better COAXIAL IN quality of loud...
... connect the HDMI OUT jack to a CD player, etc.. The COAXIAL jack provides a better COAXIAL IN quality of loud jack sound. STR-K790 Rear panel US, Canadian models 12 3 4 DIGITAL OPTICAL VIDEO 2/ BD IN COAXIAL DVD IN ANTENNA AM L R AUDIO IN AUDIO IN AUDIO IN SA-CD/CD... RL WOOFER SURROUND SPEAKERS RL RL CENTER FRONT SPEAKERS A DIGITAL INPUT section OPTICAL Connects to a CD White (L) jacks player, etc. AEP, UK models 12 C AUDIO INPUT section AUDIO IN Connects to a DVD IN jack player, etc. The COAXIAL jack provides a better COAXIAL IN quality of loud...
Service Manual
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... function. Press to serve as references when operating the receiver. Notes • Some functions explained in this section may not work depending on the model. • The above operation may not be possible or may operate differently than described. • The VIDEO 3 button on the remote is ... the menu while the menu or on-screen guide of the VCR, DVD player, or satellite tuner is not available for DVD MENU or MENU. STR-K790 Name Q RETURN/ EXIT O R V/v/B/b S DISPLAY T -/->10/x CLEAR Function Press to return to select the information displayed on the TV screen of the VCR, ...
... function. Press to serve as references when operating the receiver. Notes • Some functions explained in this section may not work depending on the model. • The above operation may not be possible or may operate differently than described. • The VIDEO 3 button on the remote is ... the menu while the menu or on-screen guide of the VCR, DVD player, or satellite tuner is not available for DVD MENU or MENU. STR-K790 Name Q RETURN/ EXIT O R V/v/B/b S DISPLAY T -/->10/x CLEAR Function Press to return to select the information displayed on the TV screen of the VCR, ...
Service Manual
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STR-K790 SECTION 2 TEST MODE SOUND FIELD CLEAR MODE The preset sound field is cleared when this mode is performed. Procedure: 1. Procedure: 1. "REST 08" appears. 2. Turn the ... SELECTOR dial. All segments turn on . Procedure: 1. " PROT. Turn off purposely. Either the message "9 k STEP" or "10 kSTEP" appears. Select the desired step. CLR." The model name, destination and the software version are tested. Every pressing of the INPUT SELECTOR dial turns on one after another in the same order. FLUORESCENT...
STR-K790 SECTION 2 TEST MODE SOUND FIELD CLEAR MODE The preset sound field is cleared when this mode is performed. Procedure: 1. Procedure: 1. "REST 08" appears. 2. Turn the ... SELECTOR dial. All segments turn on . Procedure: 1. " PROT. Turn off purposely. Either the message "9 k STEP" or "10 kSTEP" appears. Select the desired step. CLR." The model name, destination and the software version are tested. Every pressing of the INPUT SELECTOR dial turns on one after another in the same order. FLUORESCENT...
Service Manual
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...FLASH1/C LINK_TX (MDCLI) SDA SCL ENC_A ENC_B NC NC AVCC AVRH AVSS ADCC A/D1 A/D2 VERSION VSS TUNER SD MODEL VAX CTRL I/O Description I Audio data signal input from DIR I GP9 signal input from DSP O BST signal output to...I Input selector Encoder (B) signal input - Not used (Open) - Ground terminal I RDS signal detect input (AEP, UK only) I MODEL select input I Version setting input terminal (DESTINATION) - Ground terminal O Latch signal output to DAC O Clock signal output to DAC O IC... key push signal input I Function key push signal input I Vacs control input STR-K790 39
...FLASH1/C LINK_TX (MDCLI) SDA SCL ENC_A ENC_B NC NC AVCC AVRH AVSS ADCC A/D1 A/D2 VERSION VSS TUNER SD MODEL VAX CTRL I/O Description I Audio data signal input from DIR I GP9 signal input from DSP O BST signal output to...I Input selector Encoder (B) signal input - Not used (Open) - Ground terminal I RDS signal detect input (AEP, UK only) I MODEL select input I Version setting input terminal (DESTINATION) - Ground terminal O Latch signal output to DAC O Clock signal output to DAC O IC... key push signal input I Function key push signal input I Vacs control input STR-K790 39
Service Manual
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Some delay should be anticipated when ordering these items. • Abbreviation CND : Canadian model 5-1. Ne les remplacer que par une pièce portant le numéro spécifié. Replace only with RV102 3 #1 #1 7 8 5 7 chassis section 6 cb a... line with no reference number in the exploded views are not supplied. • Items marked "*" are not stocked since they are critical for routine service. STR-K790 SECTION 5 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they may have some difference from the original one. • The mechanical parts...
Some delay should be anticipated when ordering these items. • Abbreviation CND : Canadian model 5-1. Ne les remplacer que par une pièce portant le numéro spécifié. Replace only with RV102 3 #1 #1 7 8 5 7 chassis section 6 cb a... line with no reference number in the exploded views are not supplied. • Items marked "*" are not stocked since they are critical for routine service. STR-K790 SECTION 5 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they may have some difference from the original one. • The mechanical parts...
Service Manual
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...the board name. Ne les remplacer que par une pièce portant le numéro spécifié. Ref. No. STR-K790 DCAC DIGITAL SECTION 6 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the parts list may have some difference from the ...original one. • RESISTORS All resistors are in ohms. METAL: Metal-film resistor. uPD. . : µPD. . • Abbreviation CND : Canadian model When indicating parts by mark 0 or dotted line with part number specified. Part No. uPA. . : µPA. . No. F: nonflammable • COILS uH: ...
...the board name. Ne les remplacer que par une pièce portant le numéro spécifié. Ref. No. STR-K790 DCAC DIGITAL SECTION 6 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the parts list may have some difference from the ...original one. • RESISTORS All resistors are in ohms. METAL: Metal-film resistor. uPD. . : µPD. . • Abbreviation CND : Canadian model When indicating parts by mark 0 or dotted line with part number specified. Part No. uPA. . : µPA. . No. F: nonflammable • COILS uH: ...
Service Manual
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of TUNER for US model Addition of Part No. Date Description of Revision 1.0 2007.02 New 1.1 2007.03 Change of FM Auto Stop Check Change of D884 to MAIN board (SPM-07002) (ECN-ECC03280) (ENG-07004) Ver. Also, clicking the version at the upper right on the revised page allows you to jump to the revised page. STR-K790 REVISION HISTORY Clicking the version allows you to jump to the next revised page.
of TUNER for US model Addition of Part No. Date Description of Revision 1.0 2007.02 New 1.1 2007.03 Change of FM Auto Stop Check Change of D884 to MAIN board (SPM-07002) (ECN-ECC03280) (ENG-07004) Ver. Also, clicking the version at the upper right on the revised page allows you to jump to the revised page. STR-K790 REVISION HISTORY Clicking the version allows you to jump to the next revised page.