Service Manual
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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 MUTE DOWN... VIDEO2 VIDEO3 VIDEO4 OUT 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 PHONO CD1 SUBWOOFER VIDEO AUDIO MD/TAPE1 REC PLAY OUT IN CD2/...
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 MUTE DOWN... VIDEO2 VIDEO3 VIDEO4 OUT 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 PHONO CD1 SUBWOOFER VIDEO AUDIO MD/TAPE1 REC PLAY OUT IN CD2/...
Service Manual
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...while pressing and holding the Power button. 3. Unplug the receiver. 3. Plug it . Turn the receiver off . (The Power button is necessary.) FM Antenna...the Power button (you experience a problem. 1. 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 SCHEMATIC DIAGRAM 19 EXPLODED VIEW 36 PARTS LIST 37 SPECIFICATIONS 49 Accessories PowerPad Remote...
...while pressing and holding the Power button. 3. Unplug the receiver. 3. Plug it . Turn the receiver off . (The Power button is necessary.) FM Antenna...the Power button (you experience a problem. 1. 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 SCHEMATIC DIAGRAM 19 EXPLODED VIEW 36 PARTS LIST 37 SPECIFICATIONS 49 Accessories PowerPad Remote...
Service Manual
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...A L,R FRONT B L,R LS,RS SPEAKERS C Q100 SE-RLY RELAY T1 DRIVER to u-COM +5.7V GND FINAL TR. KRF-V7772D/VR-3080 BLOCK DIAGRAM 5 (SIGNAL STAGE) (X09) (ANALOG) PHONO PHONO 2.5mV/ 4.7K IN IC4 EQ IC1 L2,R2 (X05) TUNER ...IC41 -3dB ATT -6dB ATT L3,R3 L3,R3 CONFIG-2 FILLTER IC12,13 L6,R6 IC42 TONE DIGITAL IC3 DIR DAC A/C CONVERTER CS4226 IC56,57 X51 IC51 DSP IC52 SRAM FL,FR IC11 21kHz LPF IC21... IC71 DO DI IC91 CK ST RST FL MI-COM SYSTEM u-COM IC72 X8 REMOTE CONTROL MI-COM Q851,852, 856,857 38kHz FILTER Q853-855 455kHz FILTER RX TX DATA, BUSY LEDx7 ED1 51 FL A91...
...A L,R FRONT B L,R LS,RS SPEAKERS C Q100 SE-RLY RELAY T1 DRIVER to u-COM +5.7V GND FINAL TR. KRF-V7772D/VR-3080 BLOCK DIAGRAM 5 (SIGNAL STAGE) (X09) (ANALOG) PHONO PHONO 2.5mV/ 4.7K IN IC4 EQ IC1 L2,R2 (X05) TUNER ...IC41 -3dB ATT -6dB ATT L3,R3 L3,R3 CONFIG-2 FILLTER IC12,13 L6,R6 IC42 TONE DIGITAL IC3 DIR DAC A/C CONVERTER CS4226 IC56,57 X51 IC51 DSP IC52 SRAM FL,FR IC11 21kHz LPF IC21... IC71 DO DI IC91 CK ST RST FL MI-COM SYSTEM u-COM IC72 X8 REMOTE CONTROL MI-COM Q851,852, 856,857 38kHz FILTER Q853-855 455kHz FILTER RX TX DATA, BUSY LEDx7 ED1 51 FL A91...
Service Manual
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...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: ... CODEC CS4226 (X08)IC51 DSP YSS912 (X09)K2-5 SP.RELAY MUTE (X08)J81 SYSTEM CONTROL (X08)IC72 (X08) (X08)A91 (X08)J84 LCD REMOTE IR RECEIVER IRREMOTE IR RECEIVER TRANSMIT IC DESTINATION uPD17215 7 KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION Push key INPUT SELECTOR SP A SP B TUNER STEREO P. CALL P.
...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: ... CODEC CS4226 (X08)IC51 DSP YSS912 (X09)K2-5 SP.RELAY MUTE (X08)J81 SYSTEM CONTROL (X08)IC72 (X08) (X08)A91 (X08)J84 LCD REMOTE IR RECEIVER IRREMOTE IR RECEIVER TRANSMIT IC DESTINATION uPD17215 7 KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION Push key INPUT SELECTOR SP A SP B TUNER STEREO P. CALL P.
Service Manual
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... - - 12.5MHz 39 X1 I P.D. REMOTE CONTROLLER SIGNAL INPUT 0 (FRONT PANEL) 45 REM1 I - 12.5MHz 40 VSS - - REMOTE CONTROLLER SIGNAL INPUT 1 (IR RECEIVER) 46 CODEC_CS I P.D. DSP(YSS912) DTS DETECT... CHIP SELECT 64 AVREF1 - - +5V 65 8 DSP_SI I - KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION 4-2 Pin description Pin No. LCD REMOTE DATA OUT-7 9 VDD - - +5V 10-13 TSW3-0 I P.D. VOLUME ...47 CODEC_ERR I P.D. CODEC(CS4226) ERROR DETECT 48 CODEC_AC3 I P.D. CODEC(CS4226) AC-3(DOLBY DIGITAL, DTS, MPEG DETECT 49 DSP_DTS I P.D. DSP(YSS912) AC-3 DETECT 51 AVDD -...
... - - 12.5MHz 39 X1 I P.D. REMOTE CONTROLLER SIGNAL INPUT 0 (FRONT PANEL) 45 REM1 I - 12.5MHz 40 VSS - - REMOTE CONTROLLER SIGNAL INPUT 1 (IR RECEIVER) 46 CODEC_CS I P.D. DSP(YSS912) DTS DETECT... CHIP SELECT 64 AVREF1 - - +5V 65 8 DSP_SI I - KRF-V7772D/VR-3080 CIRCUIT DESCRIPTION 4-2 Pin description Pin No. LCD REMOTE DATA OUT-7 9 VDD - - +5V 10-13 TSW3-0 I P.D. VOLUME ...47 CODEC_ERR I P.D. CODEC(CS4226) ERROR DETECT 48 CODEC_AC3 I P.D. CODEC(CS4226) AC-3(DOLBY DIGITAL, DTS, MPEG DETECT 49 DSP_DTS I P.D. DSP(YSS912) AC-3 DETECT 51 AVDD -...
Service Manual
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...: OFF PROLOGIC : ON Connect a DC - KRF-V7772D/VR-3080 ADJUSTMENT No. voltmeter across each T.P. Dummy antenna FM SG AG (A) FM SG MPX AG (C) AC voltmeter Oscilloscope Distortion meter 12 (B) ITEM FM SECTION : INPUT SETTINGS SELECTOR : FM OUTPUT SETTINGS RECEIVER SETTINGS ALIGNMENT POINTS ALIGN FOR F I G . *Adjust NO...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 SUBWOOFER VIDEO AUDIO PHONO CD1 MD/TAPE1 REC PLAY ...
...: OFF PROLOGIC : ON Connect a DC - KRF-V7772D/VR-3080 ADJUSTMENT No. voltmeter across each T.P. Dummy antenna FM SG AG (A) FM SG MPX AG (C) AC voltmeter Oscilloscope Distortion meter 12 (B) ITEM FM SECTION : INPUT SETTINGS SELECTOR : FM OUTPUT SETTINGS RECEIVER SETTINGS ALIGNMENT POINTS ALIGN FOR F I G . *Adjust NO...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 SUBWOOFER VIDEO AUDIO PHONO CD1 MD/TAPE1 REC PLAY ...
Service Manual
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...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... (X08- ) (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 1 ...
...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... (X08- ) (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 1 ...
Service Manual
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... 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...LED R757 100 5.1V 97 IR RWR R758 100 0V 98 IR REN R759 100 0V 99 IR REQ 100 VSS R774 1M X72 3.64MHz REMOTE IC72 u-COM 99 97 98 1 1 2 2 3 REQ 4 RER 5 REN 6 6 7 7 28 28 27 27 26 26...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 ...
... 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...LED R757 100 5.1V 97 IR RWR R758 100 0V 98 IR REN R759 100 0V 99 IR REQ 100 VSS R774 1M X72 3.64MHz REMOTE IC72 u-COM 99 97 98 1 1 2 2 3 REQ 4 RER 5 REN 6 6 7 7 28 28 27 27 26 26...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 ...
Service Manual
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... 2 Desti- werden nicht geliefert. No Add- Description KRF-V7772D/VR-3080 601 1A V A01-3690-01 METALLIC CABINET 602 1A A09-1115-08 BATTERY COVER 605 2A V A60-1620-02 PANEL 605 2A V A60-1621-02 PANEL 606 1A A70-1191-05 REMOTE CONTROL ASSY(RC-R0907) 612 2B 613 2A 614 2A 615... 2A 616 2B B01-0533-21 B07-2396-22 B10-2418-03 B10-2451-03 B12-0303-24 PANEL ESCUTCHEON ESCUTCHEON FRONT GLASS FRONT GLASS INDICATOR 617 2A 618 2A 619 2A - - H25-0632-24 PROTECTION BAG - KRF-V7772D/VR-3080...
... 2 Desti- werden nicht geliefert. No Add- Description KRF-V7772D/VR-3080 601 1A V A01-3690-01 METALLIC CABINET 602 1A A09-1115-08 BATTERY COVER 605 2A V A60-1620-02 PANEL 605 2A V A60-1621-02 PANEL 606 1A A70-1191-05 REMOTE CONTROL ASSY(RC-R0907) 612 2B 613 2A 614 2A 615... 2A 616 2B B01-0533-21 B07-2396-22 B10-2418-03 B10-2451-03 B12-0303-24 PANEL ESCUTCHEON ESCUTCHEON FRONT GLASS FRONT GLASS INDICATOR 617 2A 618 2A 619 2A - - H25-0632-24 PROTECTION BAG - KRF-V7772D/VR-3080...
Service Manual
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...Mono mini plug Sleeve Tip Tone Control Bass 7dB (at 100Hz) Treble 7dB (at 10kHz) Loudness Control Volume 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 ... signal 0.286Vp-p / 75Ω Weight (Net 11.5kg 49 at 6Ω one channel driven 120W + 120 W Center 1kHz, 0.09% T.H.D. KRF-V7772D/VR-3080 SPECIFICATIONS KRF-V7772D Audio Section FM Tuner Section Rated Output Power during stereo operation Tuning Frequency Range 87.5MHz~108MHz For US Military: 100 watts...
...Mono mini plug Sleeve Tip Tone Control Bass 7dB (at 100Hz) Treble 7dB (at 10kHz) Loudness Control Volume 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 ... signal 0.286Vp-p / 75Ω Weight (Net 11.5kg 49 at 6Ω one channel driven 120W + 120 W Center 1kHz, 0.09% T.H.D. KRF-V7772D/VR-3080 SPECIFICATIONS KRF-V7772D Audio Section FM Tuner Section Rated Output Power during stereo operation Tuning Frequency Range 87.5MHz~108MHz For US Military: 100 watts...
Service Manual
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...(100Hz), +4dB (10kHz) Digital Audio Section Sampling Frequency 32kHz, ...Control Terminal Maximum Output Current 15mA Operating Voltage 12V Output Impedance 470Ω SHAPE OF PLUG TO BE CONNECTED: IR Receiver In and IR Out LCD Remote...KENWOOD SERVICE CORPORATION P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A. AM Tuner Section Tuning Frequency Range 10kHz step 530kHz~1,700kHz Usable Sensitivity (30% mod., S/N 20dB 16µV / (600 µV/m) Signal to 20kHz with no more than 0.05% total harmonic distortion (FTC). KRF-V7772D/VR-3080 SPECIFICATIONS VR-3080...
...(100Hz), +4dB (10kHz) Digital Audio Section Sampling Frequency 32kHz, ...Control Terminal Maximum Output Current 15mA Operating Voltage 12V Output Impedance 470Ω SHAPE OF PLUG TO BE CONNECTED: IR Receiver In and IR Out LCD Remote...KENWOOD SERVICE CORPORATION P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A. AM Tuner Section Tuning Frequency Range 10kHz step 530kHz~1,700kHz Usable Sensitivity (30% mod., S/N 20dB 16µV / (600 µV/m) Signal to 20kHz with no more than 0.05% total harmonic distortion (FTC). KRF-V7772D/VR-3080 SPECIFICATIONS VR-3080...