Service Manual
Page 1
... page37~. AUDIO VIDEO SURROUND RECEIVER KRF-V7772D VR-3080 SERVICE MANUAL © 1999-3/B51-5511-00 (K/K) 1841 Indicator (B12-0326-04) Knob (K29-6855-03) Indicator Front glass (B12-0333-04) (B10-2451-03) Knob (K29-6855-03) Panel * (A60-) POWER ON/STANDBY CLIP INDICATOR DOLBY DIGITAL A DTS VOLUME SPEAKERS B...Phone jack (E11-0291-05) Miniature Phone jack (E11-0293-05) Lock terminal board Cylindrical receptacle (E70-0052-05) (E56-0011-05) Optical receiving module (W02-1181-05) Miniature phone jack (E11-0360-05) Phono jack (E63-1084-05) Phono jack (E63-0162-05) Phono jack (E63...
... page37~. AUDIO VIDEO SURROUND RECEIVER KRF-V7772D VR-3080 SERVICE MANUAL © 1999-3/B51-5511-00 (K/K) 1841 Indicator (B12-0326-04) Knob (K29-6855-03) Indicator Front glass (B12-0333-04) (B10-2451-03) Knob (K29-6855-03) Panel * (A60-) POWER ON/STANDBY CLIP INDICATOR DOLBY DIGITAL A DTS VOLUME SPEAKERS B...Phone jack (E11-0291-05) Miniature Phone jack (E11-0293-05) Lock terminal board Cylindrical receptacle (E70-0052-05) (E56-0011-05) Optical receiving module (W02-1181-05) Miniature phone jack (E11-0360-05) Phono jack (E63-1084-05) Phono jack (E63-0162-05) Phono jack (E63...
Service Manual
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... 3. Continue to hold the Power button for more than 1 second. (For Other Countries) 1. Open the cover and remove the batteries, 2. KRF-V7772D/VR-3080 CONTENTS / ACCESSORIES Contents CONTENTS/ACCESSORIES/CAUTIONS 2 CONTROLS 3 DISASSEMBLY FOR REPAIR 4 BLOCK DIAGRAM 5 CIRCUIT DESCRIPTION 6 ADJUSTMENT 12 WIRING DIAGRAM 13 PC BOARD 14 ...to adapt the plug onthe power cord to the shape of the wall outlet. (Present only for more than 1 second. Unplug the receiver. 3. You do not need someone else to help you do this unless you want to do this chapter to press the blue button...
... 3. Continue to hold the Power button for more than 1 second. (For Other Countries) 1. Open the cover and remove the batteries, 2. KRF-V7772D/VR-3080 CONTENTS / ACCESSORIES Contents CONTENTS/ACCESSORIES/CAUTIONS 2 CONTROLS 3 DISASSEMBLY FOR REPAIR 4 BLOCK DIAGRAM 5 CIRCUIT DESCRIPTION 6 ADJUSTMENT 12 WIRING DIAGRAM 13 PC BOARD 14 ...to adapt the plug onthe power cord to the shape of the wall outlet. (Present only for more than 1 second. Unplug the receiver. 3. You do not need someone else to help you do this unless you want to do this chapter to press the blue button...
Service Manual
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.../VR-3080 CIRCUIT DESCRIPTION Push key INPUT SELECTOR SP A SP B TUNER STEREO P. CALL UP DOWN CD1 STEREO DISPLAY MD/TAPE1 VIDEO1 VIDEO2 VIDEO3 STEREO PRO LOGIC 3 STEREO STEREO VIDEO4 DSP AV AUX STEREO PHONO STEREO MUTE ATT OFF ON FM DISPLAY MODE AUTO/STEREO MANUAL/MONO (DOLBY DIGITAL ...LED : OFF ON) TONE (TUNED) +10 (light on) OFF (light off) ARENA JAZZ CLUB THEATER STADIUM CATHEDRAL TAPE2 OFF ON INPUT LEVEL 0dB -3dB -6dB (Press the key for 2 secs) ANALOG DIGITAL IR RECEIVER A(ON) OFF 4. Main microprocessor: uPD784214GF...
.../VR-3080 CIRCUIT DESCRIPTION Push key INPUT SELECTOR SP A SP B TUNER STEREO P. CALL UP DOWN CD1 STEREO DISPLAY MD/TAPE1 VIDEO1 VIDEO2 VIDEO3 STEREO PRO LOGIC 3 STEREO STEREO VIDEO4 DSP AV AUX STEREO PHONO STEREO MUTE ATT OFF ON FM DISPLAY MODE AUTO/STEREO MANUAL/MONO (DOLBY DIGITAL ...LED : OFF ON) TONE (TUNED) +10 (light on) OFF (light off) ARENA JAZZ CLUB THEATER STADIUM CATHEDRAL TAPE2 OFF ON INPUT LEVEL 0dB -3dB -6dB (Press the key for 2 secs) ANALOG DIGITAL IR RECEIVER A(ON) OFF 4. Main microprocessor: uPD784214GF...
Service Manual
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...IN GND 23 PLL_SD I P.D. CODEC(CS4226) CHIP SELECT 47 CODEC_ERR I P.U. CODEC(CS4226) AC-3(DOLBY DIGITAL, DTS, MPEG DETECT 49 DSP_DTS I P.D. DSP(YSS912) AC-3 DETECT 51 AVDD - - +...54 CODEC_FREQ1 I - DSP(YSS912) SURROUND ENCODE DETECT 61 AVSS - - KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION 4-2 Pin description Pin No. VOLUME ENCODER INPUT A 15 ENC_B I ... 32 TONE_ST O P.D. VOLUME(TC9412) STROBE 34 VOL_DATA O P.D. REMOTE CONTROLLER SIGNAL INPUT 1 (IR RECEIVER) 46 CODEC_CS I /O Connect Description 1-8 REM_D0-D7 O P.D. DSP(YSS912) CHIP SELECT 63 DSP_CS_B O...
...IN GND 23 PLL_SD I P.D. CODEC(CS4226) CHIP SELECT 47 CODEC_ERR I P.U. CODEC(CS4226) AC-3(DOLBY DIGITAL, DTS, MPEG DETECT 49 DSP_DTS I P.D. DSP(YSS912) AC-3 DETECT 51 AVDD - - +...54 CODEC_FREQ1 I - DSP(YSS912) SURROUND ENCODE DETECT 61 AVSS - - KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION 4-2 Pin description Pin No. VOLUME ENCODER INPUT A 15 ENC_B I ... 32 TONE_ST O P.D. VOLUME(TC9412) STROBE 34 VOL_DATA O P.D. REMOTE CONTROLLER SIGNAL INPUT 1 (IR RECEIVER) 46 CODEC_CS I /O Connect Description 1-8 REM_D0-D7 O P.D. DSP(YSS912) CHIP SELECT 63 DSP_CS_B O...
Service Manual
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... (AMP on:H) O P.D. LCD REMOTE RWR I P.D. LCD REMOTE REQUEST - - SERIAL DATA I P.D. TAPE2 LED I /O Connect Description O P.D. KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION Pin No. 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83,84 85 86... FL DRIVER(uPD780204) DATA IN O P.D. INPUT ATTENUATOR -6dB O P.D. LCD REMOTE ENABLE O P.D. FL DRIVER(uPD780204) STROBE I - IR RECEIVER DISTINCTION(IR RECEIVER EXIST:H) O P.D. POWER RELAY O P.D. DSP(YSS912) INITIAL CLEAR O P.D. CENTER,SURROUND SPEAKER RELAY O P.D. DSP(YSS912), CODEC(CS4226)CLOCK I P.D.
... (AMP on:H) O P.D. LCD REMOTE RWR I P.D. LCD REMOTE REQUEST - - SERIAL DATA I P.D. TAPE2 LED I /O Connect Description O P.D. KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION Pin No. 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83,84 85 86... FL DRIVER(uPD780204) DATA IN O P.D. INPUT ATTENUATOR -6dB O P.D. LCD REMOTE ENABLE O P.D. FL DRIVER(uPD780204) STROBE I - IR RECEIVER DISTINCTION(IR RECEIVER EXIST:H) O P.D. POWER RELAY O P.D. DSP(YSS912) INITIAL CLEAR O P.D. CENTER,SURROUND SPEAKER RELAY O P.D. DSP(YSS912), CODEC(CS4226)CLOCK I P.D.
Service Manual
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... OUT FRONT SURROUND CENTER MONITOR OUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 REC PLAY PLAY PLAY PLAY OUT IN IN IN IN DIGITAL IN VIDEO2 VIDEO3 VIDEO4 CD1 IRRECEIVER IROUT IRREPEATER IN LCD OUT DC12V 15mA REMOTE SL16 TEXT SYSTEM CONTROL SL16 XS8... (A) 4 TUNING LEVEL 98.0MHz MONO 1kHz, ±40kHz dev. (B) 25dBf (ANT. ITEM FM SECTION : INPUT SETTINGS SELECTOR : FM OUTPUT SETTINGS RECEIVER SETTINGS ALIGNMENT POINTS ALIGN FOR F I G . *Adjust NO.1 and NO.2 repeat. (A) Connect a 1 DISCRIMINATOR 98.0MHz 1kHz, ±40kHz dev. KRF-V7772D/VR-3080 ADJUSTMENT No.
... OUT FRONT SURROUND CENTER MONITOR OUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 REC PLAY PLAY PLAY PLAY OUT IN IN IN IN DIGITAL IN VIDEO2 VIDEO3 VIDEO4 CD1 IRRECEIVER IROUT IRREPEATER IN LCD OUT DC12V 15mA REMOTE SL16 TEXT SYSTEM CONTROL SL16 XS8... (A) 4 TUNING LEVEL 98.0MHz MONO 1kHz, ±40kHz dev. (B) 25dBf (ANT. ITEM FM SECTION : INPUT SETTINGS SELECTOR : FM OUTPUT SETTINGS RECEIVER SETTINGS ALIGNMENT POINTS ALIGN FOR F I G . *Adjust NO.1 and NO.2 repeat. (A) Connect a 1 DISCRIMINATOR 98.0MHz 1kHz, ±40kHz dev. KRF-V7772D/VR-3080 ADJUSTMENT No.
Service Manual
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...- ) (I/10) 1 CN2 7 V V 1 CN1 7 J81 SYSTEM CONTROL XS8 S1 SYSTEM CONTROL SW SL16 J82 SL16 TEXT USED VR-3080/ J85 IR REPEATER KRF-V7772D(Y) TYPE OUT IR RECEIVER J84 IN DC12V 15mA IR OUT J83 LCD REMOTE 1L FRONT 2R 3L J2 SURROUND PRE OUT 4R 5 CENTER 6 SUB WOOFER... (X09- ) (C/5) (X09- ) (D/5) WH13 YEL WH14 VIOL S2 WH15 ORG AC110120V~ AC220240V~ VIDEO2 OPTICAL DIGITAL IN VIDEO3 VIDEO4 COAXIAL CD MONITOR OUT 1 REC 2 OUT VIDEO1 VIDEO PLAY 3 IN USED VR-3080 EXCEPT USED KRF-V7772D (M,Y) TYPE 1 CN5 2 V (K,P) : AC120V 60Hz (Y,M) : AC110-120V/220-240V~...
...- ) (I/10) 1 CN2 7 V V 1 CN1 7 J81 SYSTEM CONTROL XS8 S1 SYSTEM CONTROL SW SL16 J82 SL16 TEXT USED VR-3080/ J85 IR REPEATER KRF-V7772D(Y) TYPE OUT IR RECEIVER J84 IN DC12V 15mA IR OUT J83 LCD REMOTE 1L FRONT 2R 3L J2 SURROUND PRE OUT 4R 5 CENTER 6 SUB WOOFER... (X09- ) (C/5) (X09- ) (D/5) WH13 YEL WH14 VIOL S2 WH15 ORG AC110120V~ AC220240V~ VIDEO2 OPTICAL DIGITAL IN VIDEO3 VIDEO4 COAXIAL CD MONITOR OUT 1 REC 2 OUT VIDEO1 VIDEO PLAY 3 IN USED VR-3080 EXCEPT USED KRF-V7772D (M,Y) TYPE 1 CN5 2 V (K,P) : AC120V 60Hz (Y,M) : AC110-120V/220-240V~...
Service Manual
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... SPB RELAY SPC&S RELAY POWER RELAY SECOND PROTECTION I R797 1K 89 0V 89 PROTECTION V 91 92 93 94 95 97 98 99 0V 90 Ir RECEIVER ON/OFF D705 0V 91 SEL CK D706 0V 92 SEL DA D707 0V 93 SEL ST1 R788 3.3K 0V 94 ATT3 R789 3.3K 4.9V... Q854 R869 4.7K 5.3V R870 Q855 10K C858 0V 330P R872 C862 5.3V 100 100P SL16 XS8 SYSTEM CONTROL SL16 TEXT IR REPEATER OUT IR RECEIVER IN DC12V 15mA IR OUT LCD REMOTE A R866 22K R868 1K C857 1000P R871 1K VDD TEST PIN 5 CLK 75 4 SCK 73 3 SO 74 2 SI...
... SPB RELAY SPC&S RELAY POWER RELAY SECOND PROTECTION I R797 1K 89 0V 89 PROTECTION V 91 92 93 94 95 97 98 99 0V 90 Ir RECEIVER ON/OFF D705 0V 91 SEL CK D706 0V 92 SEL DA D707 0V 93 SEL ST1 R788 3.3K 0V 94 ATT3 R789 3.3K 4.9V... Q854 R869 4.7K 5.3V R870 Q855 10K C858 0V 330P R872 C862 5.3V 100 100P SL16 XS8 SYSTEM CONTROL SL16 TEXT IR REPEATER OUT IR RECEIVER IN DC12V 15mA IR OUT LCD REMOTE A R866 22K R868 1K C857 1000P R871 1K VDD TEST PIN 5 CLK 75 4 SCK 73 3 SO 74 2 SI...
Service Manual
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... 5G -32.2V 97 97 4G -32.1V 98 98 3G -32.2V 99 99 2G -32.2V 100 100 1G D901 R901 470 3.8V DOLBY DIGITAL D902 R902 470 0V Q901 3.8V DTS D903 R903 470 0V Q902 3.7V CLIP INDICATOR 0V Q903 D904 R904 470 0V SPEAKER A D905 R905 470... 0V Q904 3.7V LED DRIVER SPEAKER B D906 R906 470 0V Q905 3.5V IR REMOTE 0V (RECEIVE/ TRANSMIT) Q906 0V Q907 +5V +5V 3.7V R927 47K 4.9V VDD 0V 0V 4.9V 0V 0V 0V 0V 4.5V 2.3V 2.0V VDD 1 VDD 2 AC-3 3 DTS...
... 5G -32.2V 97 97 4G -32.1V 98 98 3G -32.2V 99 99 2G -32.2V 100 100 1G D901 R901 470 3.8V DOLBY DIGITAL D902 R902 470 0V Q901 3.8V DTS D903 R903 470 0V Q902 3.7V CLIP INDICATOR 0V Q903 D904 R904 470 0V SPEAKER A D905 R905 470... 0V Q904 3.7V LED DRIVER SPEAKER B D906 R906 470 0V Q905 3.5V IR REMOTE 0V (RECEIVE/ TRANSMIT) Q906 0V Q907 +5V +5V 3.7V R927 47K 4.9V VDD 0V 0V 4.9V 0V 0V 0V 0V 4.5V 2.3V 2.0V VDD 1 VDD 2 AC-3 3 DTS...
Service Manual
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...Q857 Q901-907 Q901-907 Q911 2SA1576A(R,S) 2SA1586(Y,GR) DTC124EUA UN5212 2SC4097(Q,R) TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR A1 ,2 1B A91 2B W02-1181-05 W02-2571-05 OPTIC RECEIVING MODULE OPTIC RECEIVING MODULE AUDIO (X09-6270-10) C1 ,2 C3 ,4 C5 ,6 C7 ,8 C9...GR) 2SC4213(B) DTA124EUA UN5112 TRANSISTOR TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR & Desti- werden nicht geliefert. Ref. Les articles non mentionnes dans le Parts No. Teile ohne Parts No. Ref. New ress Parts Parts No. KRF-V7772D/VR-3080 PARTS LIST 45 V New Parts Parts ...
...Q857 Q901-907 Q901-907 Q911 2SA1576A(R,S) 2SA1586(Y,GR) DTC124EUA UN5212 2SC4097(Q,R) TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR A1 ,2 1B A91 2B W02-1181-05 W02-2571-05 OPTIC RECEIVING MODULE OPTIC RECEIVING MODULE AUDIO (X09-6270-10) C1 ,2 C3 ,4 C5 ,6 C7 ,8 C9...GR) 2SC4213(B) DTA124EUA UN5112 TRANSISTOR TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR & Desti- werden nicht geliefert. Ref. Les articles non mentionnes dans le Parts No. Teile ohne Parts No. Ref. New ress Parts Parts No. KRF-V7772D/VR-3080 PARTS LIST 45 V New Parts Parts ...
Service Manual
Page 39
... 120W Surround 1kHz, 0.09% T.H.D. at -40dB level 7dB (100Hz), +4dB (10kHz) Terminal To Tip To Ground IR Receiver In Signal Ground IR OUT LCD REMOTE Signal Digital Audio Section To Sleeve +12V Ground Sampling Frequency 32kHz, 44.1kHz, 48kHz Input Level / Impedance / Wavelength Optical 15dBm~-21dBm... (65dBf input) Stereo 0.7% (65dBf input) Signal to 20kHz with no more than 0.05% total harmonic distortion (FTC). KRF-V7772D/VR-3080 SPECIFICATIONS KRF-V7772D Audio Section FM Tuner Section Rated Output Power during surround operation For US Military: Front 1kHz, 0.09% T.H.D.
... 120W Surround 1kHz, 0.09% T.H.D. at -40dB level 7dB (100Hz), +4dB (10kHz) Terminal To Tip To Ground IR Receiver In Signal Ground IR OUT LCD REMOTE Signal Digital Audio Section To Sleeve +12V Ground Sampling Frequency 32kHz, 44.1kHz, 48kHz Input Level / Impedance / Wavelength Optical 15dBm~-21dBm... (65dBf input) Stereo 0.7% (65dBf input) Signal to 20kHz with no more than 0.05% total harmonic distortion (FTC). KRF-V7772D/VR-3080 SPECIFICATIONS KRF-V7772D Audio Section FM Tuner Section Rated Output Power during surround operation For US Military: Front 1kHz, 0.09% T.H.D.
Service Manual
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... 0.09% T.H.D. KRF-V7772D/VR-3080 SPECIFICATIONS VR-3080 Audio Section Rated Output Power ...30% mod. 1 mV input 50dB IR In/Out Section IR Receiver In Terminal Maximum Output Current 15mA Operating Voltage 12V Output Impedance 470...15-3/8") Weight (Net 10.7kg (23.6lb) 14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan KENWOOD SERVICE CORPORATION P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A. at 6 ..., both channels driven, at -40dB level 7dB (100Hz), +4dB (10kHz) Digital Audio Section Sampling Frequency 32kHz, 44.1kHz, 48kHz Input Level / Impedance / ...
... 0.09% T.H.D. KRF-V7772D/VR-3080 SPECIFICATIONS VR-3080 Audio Section Rated Output Power ...30% mod. 1 mV input 50dB IR In/Out Section IR Receiver In Terminal Maximum Output Current 15mA Operating Voltage 12V Output Impedance 470...15-3/8") Weight (Net 10.7kg (23.6lb) 14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan KENWOOD SERVICE CORPORATION P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A. at 6 ..., both channels driven, at -40dB level 7dB (100Hz), +4dB (10kHz) Digital Audio Section Sampling Frequency 32kHz, 44.1kHz, 48kHz Input Level / Impedance / ...