For Europe & Asia model SERVICE MANUAL AVR-3805 MODEL AVC-3890 AV SURROUND RECEIVER / AMPLIFIER For purposes of improvement, specifications and design are subject to change without notice. Please use this service manual with referring to the operating instructions without fail.
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AVR3805 / AVC-3890 SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
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AVR-3805 / AVC-3890 WIRE ARRANGEMENT If wire bundles are untied or moved to perform adjustment or parts replacement etc.,be sure to rearrange them neatly as they were originally bundled or placed afterward. Otherwise, incorrect arrangement can be a cause of noise generation.
AVR-3805 / AVC-3890 ADJUSTMENT Audio Section Idling Current (1U-3469-1) (1U-3469-1) Required measurement equipment: DC Voltmeter : DC Voltmeter Preparation (1) Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room tempereture 15 °C ~ 30 °C (59 °F ~ 86 °F).
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AVR-3805 / AVC-3890 SR ch VR302 SR ch TP101 SL ch FR ch SL ch VR301 FR ch VR102 FL ch VR101 DC Voltmeter C ch VR201 FL ch C ch TP301 SBR ch SBL ch SBR ch VR402 SBL ch...
AVR-3805 / AVC-3890 Video Section Component Video Level Adjustment Required measurement equipment etc: Oscilloscope, DVD : Oscilloscope, DVD VIDEO PLAYER VIDEO PLAYER (ex: DVD-1500) ( : DVD-1500) Test Disc: DVD T-S01 DVD T-S01 Preparation (1) Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room temperature 15 °C ~ 30 °C (59 °F ~ 86 °F).
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AVR-3805 / AVC-3890 Oscilloscope VR103 VR102 VR101 Component Video Y Video Section...
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AVR-3805 / AVC-3890 Y-S ig n a l Volt s I R E: FLT 100.0 714 ± 50mV 10.0 -20.0 -10.0 20.0 30.0 40.0 50.0 60.0 Fig.1 Component Video Y signal Vo l t s I R E: FLT 50.0 486±50...
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AVR-3805 / AVC-3890 LEVEL DIAGRAMS (1/6) FRONT CH STEREO OUTPUT INPUT A/D INPUT FILTER GAIN TONE POWER BUFFAM REV.AMP ADJ.AM E.VOL LINE IN ANALOG SPOUT TC94A3 SPOUT MUTE ANALOG D/A OUT H/POUT PCM179 MUTE PREOUT FGAI MUTE PREOUT Dolby,DTS,AAC,PCM DIGITAL IN...
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AVR-3805 / AVC-3890 LEVEL DIAGRAMS (2/6) CENTER CH OUTPUT FILTER POWER E.VOL D/A OUT ANALOG SPOUT DIGITAL IN TC94A32 SPOUT MUTE MUTE DENONLINK PREOUT MUTE PREOUT EXT IN +30dB SPOUT 1.87W/8ohm 3.87V +20dB +20dB +29dB PCM1791 +10dB +10dB 0dBFS (0.58Vrms) Vol.:0dB...
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AVR-3805 / AVC-3890 CHECK WITH TEST MODE µ µ µ µ µ com/DSP Error Display Mode 1. Operation Spec µ µ µ µ µ com version display mode: When the following conditions are satisfied at its starting state, error information is displayed before version information.
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AVR-3805 / AVC-3890 SEMICONDUCTORS IC’s Note: Abbreviation ahead of IC No. indicates the name of P.W.B., etc. IC No. PO : Power P.W.B. AD : Audio/Digital P.W.B. CV : Connect/Video P.W.B. DS : DSP P.W.B. CO: Control P.W.B. VI : Video Convert P.W.B.
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AVR-3805 / AVC-3890 Pin Name Symbol Type Det (Ext.) Res STBY Stop Function (Int.) VSEL B O/L Master VR rotation detect input (Rotary encoder) STB output for function switching control FUNC STB1 (ZONE 1/2/3) ...
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AVR-3805 / AVC-3890 Pin Name Symbol Type Det (Ext.) Res STBY Stop Function (Int.) GRN LED O/L LED control pin FL CE2 O/L FL tube control pin (LC75721E) S MONI. DET O/L S-monitor connection detect input (L: Connected) ...
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AVR-3805 / AVC-3890 M30620FC (AD: IC825) M30620FC Terminal Function Pin Name Symbol I/O Type (Int.) (Ext.) Function P94/TB4 DSP MS DSP control pin P93/TB3 DACCS DAC control pin (AD1854: Chip select) P92/SOUT3 DACMDI DAC control pin (AD1854) P91/SIN3 DIGITAL REC INH...
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47 P45 fsMODE0 (Fixed to L) 48 P44 MCKf Not used (Fixed to L) 49 P43 DLINK ON DENON LINK ON terminal (DENON LINK: H) 50 P42 INT2 DIR2 control pin (LC89057W-E) 51 P41 INT3 DIR3 control pin (LC89057W-E) 52 P40...
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AVR-3805 / AVC-3890 Pin Name Symbol I/O Type (Int.) (Ext.) Function 89 P105/AN5 u ERR MUTE Mute control for pop noise preventation (Mute="L") 90 P104/AN4 u BSE(AC3 MUTE) Digital mute control (AC-3 or DTS decode enable: L) 91 P103/AN3 Not used...
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AVR-3805 / AVC-3890 ADSP-21266SKBC-200X (DS: IC312) Note : When this IC is defecitive, replace P.W.B. Unit Ass'y A1 BALL PAD CORNER A1 BALL PAD CORNER Top View 10 9 8 7 6 5 4 3 2 1 LQFP LQFP LQFP...
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AVR-3805 / AVC-3890 NJM2274R (VI: IC110) TC90A69F (VI: IC109) VIEW PLL DET IIC BUS Power Save CTL 8fsc 4fsc (8fsc) CORING V-ENHANCER Vref CORING Ped. DELAY PEAKING CLIP INTERPOLATION LINE LINE Clamp KILLER MEMORY MEMORY 3 Vout Disc. DYNAMIC COMB FILTER C-N.C...
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AVR-3805 / AVC-3890 SN74AHCT08NS(CV:IC703) BU4051BCF BU4053BCF BU4052BCF (CV: IC251, 252, 504~507) SN74LV08APW(AD:IC822) (VI: IC101) (VI: IC105, IC108) (CO:IC507) (CV: IC256) (CV: IC255, 509, 510) Common YOUT COMMON Y OUT/IN OUT/IN XOUT COMMON X INHIBIT MM74HC4053SJ (CV: IC451) TC9459F (AD: IC381) Except Japan model...
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AVR-3805 / AVC-3890 LMS202IMX LMS202IMX Terminal Function Pin Number Pin Name Pin Function 1, 3 C1+, C1− External capacitor connection pins. Recommended external capacitor C1 = 0.1µF (6.3V) Positive supply for TIA/EIA-232E drivers. Recommended external capacitor C4 = 0.1µF (6.3V) 4, 5 C2+, C2−...
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AVR-3805 / AVC-3890 PQ012FZ01ZP (DS: IC304) DC input (V Bias input (V DC output (V ON/OFF control terminal (V FCX0-03 (AD: IC817)(DS: IC311) 1. OE or ST 2. GND 3. OUT 4: V OPTICAL TORX141 (AD: IC808~811) OTHERS GP1U271XK (Remote Control Sensor) (VI: IC704) 1.
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AVR-3805 / AVC-3890 NOTE FOR PARTS LIST Part indicated with the mark " " are not always in stock and possibly to take a long period of time for supplying, or in some case supplying of part may be refused.
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AVR-3805 / AVC-3890 PARTS LIST OF P.W.B. UNIT ASS’Y (FOR EUROPE & ASIA) POWER UNIT Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP IC201 263 1035 002 PQ30RV11 IC502 268 0073 905 ICP-N15T TR105,106 273 0458 904 2SC/KTC3200BL-AT TR107...
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AVR-3805 / AVC-3890 CONTROL UNIT Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP IC501 262 2580 906 CXA1511M IC503 263 1040 903 BU4094BCF-E2 IC505 263 1048 002 BA033T IC506 GEN6626 MAIN CPU SUB ASS’Y M30624FGAFP(3805-M) IC507 262 2813 903...
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AVR-3805 / AVC-3890 EXPLODED VIEW 115 106 E2, E2A model 2-10 4- 2 Except JP model 4- 4 2-11 The symbols indicate the following destinations. EU : U.S.A. model EC : Canada model E2 : Europe model E2A : Asia model E1C : China model EUT : Taiwan R.O.C.
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AVR-3805 / AVC-3890 PARTS LIST OF EXPLODED VIEW Note : The symbols in the column “Remarks” indicate the following destinations. EU : U.S.A. model E1C : China model EC : Canada model EUT : Taiwan R.O.C. model E2 : Europe model...
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AVR-3805 / AVC-3890 Ref. No. Part No. Part Name Remarks Q'ty 1U-3602 VIDEO CONV. UNIT ASS'Y for EU,EC 1U-3602B VIDEO CONV. UNIT ASS'Y for E2,E2A 1U-3602F VIDEO CONV. UNIT ASS'Y for E1C,E1K 1U-3602E VIDEO CONV. UNIT ASS'Y for EUT 1U-3602D VIDEO CONV.
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AVR-3805 / AVC-3890 Ref. No. Part No. Part Name Remarks Q'ty 412 4995 013 RADIATOR BRACKET (R) 412 4296 107 RADIATOR BRACKET 233 6467 001 POWER TRANS(3805EU) for EU,EC,EUT 233 6468 000 POWER TRANS(3805E2) for E2,E2A 233 6469 009 POWER TRANS(3805E1C)
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AVR-3805 / AVC-3890 PARTS LIST OF PACKING & ACCESSORIES Note : The symbols in the column “Remarks” indicate the following destinations. EU : U.S.A. model E1C : China model EC : Canada model EUT : Taiwan R.O.C. model E2 : Europe model...
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AVR-3805 / AVC-3890 NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts marked with this symbol have critical charac- teristics. Use ONLY replacement parts recommended by the manufacturer. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (1/14) (1/15) About other regions, please refer to each parts list. OPEN OPEN OPEN SCHEMATIC DIAGRAMS (1/14) (1/15) AUDIO IN UNIT / V. AUX UNIT / MIC IN UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (2/14) (2/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (2/14) (2/15) DIGITAL UNIT (1/2) SIGNAL LINE...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (3/14) (3/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (3/14) (3/15) DIGITAL UNIT (2/2) SIGNAL LINE...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (4/14) (4/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (4/14) (4/15) DSP ADI EX UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (5/14) (5/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (5/14) (5/15) EXT. IN VR UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (6/14) (6/15) About other regions, please refer to each parts list. W742 W742 SCHEMATIC DIAGRAMS (6/14) (6/15) CONNECT UNIT / FRONT UNIT / H/P UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (7/14) (7/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (7/14) (7/15) REGULATOR UNIT / AMP CONNECT UNIT / AC IN UNIT / EXT IN CONN.
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (8/14) (8/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (8/14) (8/15) POWER UNIT SIGNAL LINE...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (9/14) (9/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (9/14) (9/15) PRE OUT UNIT SIGNAL LINE...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (10/14) (10/15) About other regions, please refer to each parts list. W116 W116 KRA102S-RTK SCHEMATIC DIAGRAMS (10/14) (10/15) CONTROL UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (11/14) (11/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (11/14) (11/15) TACT 38 UNIT / COMP. 3IN UNIT /...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (12/14) (12/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (12/14) (12/15) S-VIDEO UNIT / C-VIDEO UNIT / VOL UNIT / REMOTE I/O UNIT / P.
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (13/14) (13/15) About other regions, please refer to each parts list. SCHEMATIC DIAGRAMS (13/14) (13/15) CONVERT UNIT...
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AVR-3805 / AVC-3890 CAUTION: The parts shown in this schematic diagram are all for the U.S.A. or Canada region. SCHEMATIC DIAGRAMS (14/14) (14/15) About other regions, please refer to each parts list. C728 OPEN SCHEMATIC DIAGRAMS (14/14) (14/15) FLD UNIT / FLD SUPPLY UNIT...
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