Denon AVR-3801 Service Manual
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Denon AVR-3801 Service Manual

Denon AVR-3801 Service Manual

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L 13942296513
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Some illustrations using in this service manual are slightly different from the actual set.
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SERVICE MANUAL

MODEL
AV SURROUND RECEIVER
x
ao
y
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http://www.xiaoyu163.com
8
AVR-3801
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
Hi-Fi Component
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9

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  • Page 1: Service Manual

    3 7 63 1515 0 Hi-Fi Component SERVICE MANUAL AVR-3801 MODEL AV SURROUND RECEIVER L 13942296513 Some illustrations using in this service manual are slightly different from the actual set. u163 http://www.xiaoyu163.com...

  • Page 2: Specifications

    AVR-3801 3 7 63 1515 0 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.

  • Page 3: Wire Arrangement

    AVR-3801 3 7 63 1515 0 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.
  • Page 4 AVR-3801 3 7 63 1515 0 DISASSEMBLY (Follow the procedure below in reverse order when reassembling) 1. Top Cover Top Cover Remove 3 screws on the rear and 6 screws on both sides to detach the Top Cover as shown in the arrow direction.
  • Page 5 AVR-3801 3 7 63 1515 0 4. Inner Panel Ass'y (1) Remove 3 round and 1 square knobs, and unscrew 4 nuts. (2) Remove 15 screws fixing each P.W.B. Round Knob Square Knob Round Knob Before proceeding to the next stop, take off the Power Transformer.
  • Page 6 AVR-3801 3 7 63 1515 0 6. Component Video Unit / PRE-OUT Unit / AMP Connect Unit (1) Remove 9 screws to detach Component Video Unit and Pre-out Unit (2) Take off the Amp Connect Unit as shown in the...
  • Page 7 AVR-3801 3 7 63 1515 0 8. S-Video / C-video / Audio-in & DSP / Ext-in & VR / Digital-in / Tuner Unit (1) Remove 37 screws to detach the Rear Panel. Rear Panel (2) Take off the objective P.W.B. upward.

  • Page 8: Level Diagrams

    AVR-3801 3 7 6 3 1 5 1 5 0 LEVEL DIAGRAMS 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 9 AVR-3801 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 10: Clock Flow & Wave Form In Digital Block

    AVR-3801 3 7 6 3 1 5 1 5 0 CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK Wave Form CH1: D-DATA (IC510 (5) ) CH1: DATA 1 3 9 4 2 2 9 6 5 1 3 CH2: fs...
  • Page 11 AVR-3801 AVR-3801 3 7 6 3 1 5 1 5 0 ADJUSTMENT ADJUSTMENT Tuner Section Tuner Section CONNECTION DIAGRAM OF MEASURING INSTRUMENTS CONNECTION DIAGRAM OF MEASURING INSTRUMENTS ' ' FM ' ' AM 1U-3318-5 TUNER UNIT 1U-3318-5 TUNER UNIT...
  • Page 12 AVR-3801 AVR-3801 3 7 63 1515 0 Audio Section Audio Section Idling Current (1U-3315-1) Idling Current (1U-3315-1) Required measurement equipment : DC Voltmeter Required measurement equipment : DC Voltmeter Preparation 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 Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room tempereture 15 °C ~ 30 °C...
  • Page 13 AVR-3801 3 7 6 3 1 5 1 5 0 SEMICONDUCTORS Name Symbol I/O Type Init Function ! ! ! ! ! IC’s 38 VASS VASS Ref. volt (GND) Note: Abbreviation ahead of IC No. indicates the name of P.W.B.
  • Page 14 AVR-3801 3 7 6 3 1 5 1 5 0 TMP93CS41F (AU: IC301) Name Symbol I/O Type Init Function   PA7/SCOUT 96k-DAC DAC control terminal (H: Sample frequency 96kHz) ←   Address latch enable   ...
  • Page 15 AVR-3801 3 7 63 1515 0 ADSP-21065L (AU: IC400) ADSP-21065L Terminal Function Pin Name Pin Name Pin Name Pin Name Pin Name Pin Name 71 MS1 106 GND 141 VDD 176 VDD SDCLK0 72 GND 107 DATA15 142 NC...
  • Page 16 AVR-3801 3 7 63 1515 0 LC89055W (AU: IC531) LC89055W Terminal Function Pin Name Function DISEL Data input terminal (select input pin of DIN0, DIN1) DOUT Input bi-phase data through output terminal DIN0 Amp built-in coaxial/optical input correspond data input terminal...
  • Page 17 AVR-3801 3 7 63 1515 0 M35015-210SP (AC: IC308) M35015-210SP Terminal Function Pin No. Symbol Name Function OSC1 Osc. circuit ext. External terminal for indication oscillator circuit. Standard OSC. freq. is approx. 7MHz. OSC2 terminal. With this OSC. freq., decides horizontal indicatin and character width.
  • Page 18 AVR-3801 3 7 63 1515 0 BU4094BCF (CO: IC304, 305) CO: IC304 Port Symbol Function Video input switching Video input switching Video input switching Video output switching Video output switching Video output switching Video output switching Video output switching...
  • Page 19 AVR-3801 3 7 63 1515 0 LC72131M (AC: IC507) LA1265 (S) (AC: IC502) P o s t FM IF Q Det Level Level S Curve Det. Det. L 13942296513 RF Amp Mix. AM IF Det. Driver Buffer Reg. S meter SD Adj Osc.
  • Page 20 AVR-3801 3 7 63 1515 0 BA7625 (AC: IC302, 377) (RE: 402, 450, 451) BA7626 (AC: IC301, 376) (RE: 452, 453) E MONITOR OUT V OUT1 E MONITOR OUT Monitor OUT ¾ ¾ CTL A 6 d B V OUT1 L O G I C Note 1: * mark means that feasible for either H or L.
  • Page 21 AVR-3801 3 7 63 1515 0 (EX: IC810) MC74HC4053N (AC: IC304) BA15218 (AU: IC112) Truth Table (EX: IC301, 308, 701) UPC4570GE (AU: IC109, 731~734) (AU: IC603) BA4510F (EX: IC801~804) LM833MX (CO: IC103) A OUTPUT A –INPUT B OUTPUT A+INPUT B –INPUT...
  • Page 22 AVR-3801 3 7 63 1515 0 LH28F800BVE-BTL90 (AU: IC403) Terminal Function Symbol Function Name BYTE A0~A18 Address input DQ15/A-1 DQ0~DQ14 Data in/output DQ15A-1 Data in/output/Address input DQ14 Chip enable input DQ13 Output enable input DQ12 BYTE Word/bute select input...
  • Page 23 AVR-3801 3 7 63 1515 0 HY57V16160D (AU: IC417, 418) Terminal Function DQ15 Pin Name Description DQ14 The system clock input. All other inputs are referenced to the SDRAM on VssQ VssQ Clock the rising edge of CLK. DQ13...
  • Page 24 AVR-3801 3 7 63 1515 0 MM74HC4052N MM74HC4053N (AC: IC371, 375) (RE: IC403) (RE: IC401) INH6 INH 6 LEVEL LEVEL BINARY TO 1 of 4 BINARY TO 1 of 2 Y-COM A 10 CONVER CONVER DECODER WITH INHIBIT DECODER WITH INHIBIT...
  • Page 25 AVR-3801 3 7 63 1515 0 NJM7805FA (S) (RE: IC901) NJM7912FA (RE: IC906) SG-8002DCPT (12.287MHz) NJM7815FA (S) (RE: IC905) (AU: IC605) BA033T (AU: IC601) BA05T (RE: IC902) KIA7806API (PO: IC501) KIA7812API (CO: IC402) KIA7820API (RE: IC904) Output Input Output...
  • Page 26 AVR-3801 3 7 63 1515 0  TRANSISTORS 2SA1145 (O/Y) 2SA1670 (O/P/Y) 2SC4495 2SA970 (BL) 2SC2705 (O/Y) 2SA988 (E/F) 2SA1015GR 2PA1015GR 2SC3200BL 2PC1815 (BL) KTC2874B B (Base) E (Emitter) E (Emitter) B (Base) C (Collector) C (Collector) C (Collector)
  • Page 27 AVR-3801 3 7 63 1515 0  FL DISPLAY CM1690C (EX: FL101) TUNED STEREO PHONO TUNER V.AUX TAPE AUTO MULTI PRO LOGIC DIGITAL DIGITAL ANALOG G2~G16 TUNED STEREO PHONO TUNER AUTO MULTI V.AUX TAPE PRO LOGIC DIGITAL DIGITAL ANALOG Pin Assignment PIN NO.

  • Page 28: Printed Wiring Boards

    AVR-3801 PRINTED WIRING BOARDS 3 7 6 3 1 5 1 5 0 1U-3315 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 COMPONENT SIDE...
  • Page 29 AVR-3801 3 7 6 3 1 5 1 5 0 1U-3316 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 COMPONENT SIDE...
  • Page 30 AVR-3801 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 FOIL SIDE...
  • Page 31 AVR-3801 3 7 6 3 1 5 1 5 0 1U-3317 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 COMPONENT SIDE...
  • Page 32 AVR-3801 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 FOIL SIDE...
  • Page 33 AVR-3801 3 7 6 3 1 5 1 5 0 1U-3318 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 COMPONENT SIDE...
  • Page 34 AVR-3801 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 FOIL SIDE...
  • Page 35 AVR-3801 3 7 6 3 1 5 1 5 0 1U-3319 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 COMPONENT SIDE...
  • Page 36 AVR-3801 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 FOIL SIDE...
  • Page 37 AVR-3801 3 7 6 3 1 5 1 5 0 1U-3320 1 3 9 4 2 2 9 6 5 1 3 COMPONENT SIDE w w w u 1 6 3 FOIL SIDE...

  • Page 38: Note For Parts List

    AVR-3801 3 7 63 1515 0 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.
  • Page 39 AVR-3801 3 7 63 1515 0 Note: The synbols in the column "Remarks" indicate the following destinations. PARTS LIST OF P.W.B. UNIT EU: U.S.A. model E1C: China model EC: Canada model E1H: Hong Kong model E2: Europe model EUT: Taiwan R.O.C.model...
  • Page 40 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R327,328 241 2378 946 Carbon film 270 ohm 1/4W(NB) RD14B2E271JNBST C209,210 255 1264 908 Mylar film 1000pF/50V CQ93M1H102JT(B) R329,330...
  • Page 41 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C606~610 256 1058 939 Metalized 0.047µF/50V CF93A1H473JT (JL) T501 233 6073 107 Power trans (Mini) for EU,EC,EUT C611~615 255 1265 936 Mylar film 0.01µF/50V...
  • Page 42 AVR-3801 3 7 63 1515 0 1U-3316 EXT.IN UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS R125 247 2007 943 Carbon chip 1 kohm 1/16W RM73B--102JT R126 247 2005 974 Carbon chip 200 ohm 1/16W...
  • Page 43 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R417,418 247 2005 903 Carbon chip 100 ohm 1/16W RM73B--101JT R825 247 2009 909 Carbon chip 4.7 kohm 1/16W...
  • Page 44 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C367,368 257 0507 976 Ceramic chip 330pF/50V CC73CH1H331JT OTHERS for EUT,E2 CW077 205 1000 015 7P FJ connector plug C379~382 256 1058 955 Metalized 0.068µF/50V...
  • Page 45 AVR-3801 3 7 63 1515 0 1U-3317 CONTROL UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS R116 247 2013 982 Carbon chip 470 kohm 1/16W RM73B--474JT R117,118 247 2014 907 Carbon chip 560 kohm 1/16W...
  • Page 46 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R348 247 2009 912 Carbon chip 5.1 kohm 1/16W RM73B--512JT R935 247 2010 956 Carbon chip 20 kohm 1/16W...
  • Page 47 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C342 257 0511 920 Ceramic chip 0.047µF/50V CK73F1H473ZT OTHERS C348 254 4538 939 Electrolytic 47µF/16V CE04W1C470MT SMG/RE3 CW073...
  • Page 48 AVR-3801 3 7 63 1515 0 1U-3318 CONNECT UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS RESISTORS IC301 263 0857 003 IC BA7626 R301~308 247 2004 975 Carbon chip 75 ohm 1/16W...
  • Page 49 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R515 247 2005 903 Carbon chip 100 ohm 1/16W RM73B--101JT R575,576 247 2012 941 Carbon chip 120 kohm 1/16W...
  • Page 50 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks CAPACITORS C507,508 257 0501 901 Ceramic chip 0.01µF/50V CK73B1H103KT (1608) C509 257 0503 941 Ceramic chip 12pF/50V CC73CH1H120JT C301,302 254 4195 916 Electrolytic 4.7µF/35V...
  • Page 51 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C576 257 0509 929 Ceramic chip 1000pF/50V CK73B1H102KT L301 235 0060 963 Inductor 15µH for GE1,G1H LF501 232 9010 009 Antibirdie filter...
  • Page 52 AVR-3801 3 7 63 1515 0 1U-3319 REGULATOR UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS R711 247 2008 926 Carbon chip 2.2 kohm 1/16W RM73B--222JT R712 247 2018 903 Carbon chip 0 ohm 1/16W...
  • Page 53 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C905 254 4524 943 Electrolytic 1µF/50V CE04W1H010MT SMG/RE3 FF901~905 202 0040 909 Fuse clip (tape) C906 253 1181 904 Ceramic 0.01µF/50V...
  • Page 54 AVR-3801 3 7 63 1515 0 1U-3320 AUDIO/DSP UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS R103,104 247 2015 964 Carbon chip 2.7 Mohm 1/16W RM73B--275KT R107~110 247 2018 903 Carbon chip 0 ohm 1/16W...
  • Page 55 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R305,306 247 2003 989 Carbon chip 33 ohm 1/16W RM73B--330JT R599 247 2004 975 Carbon chip 75 ohm 1/16W...
  • Page 56 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R753 247 2009 912 Carbon chip 5.1 kohm 1/16W RM73B--512JT C167~172 257 0506 951 Ceramic chip 100pF/50V CC73CH1H101JT R754...
  • Page 57 AVR-3801 3 7 63 1515 0 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C619 254 4524 943 Electrolytic 1µF/50V CE04W1H010MT SMG/RE3 C761,762 254 4538 900 Electrolytic 10µF/16V CE04W1C100MT SMG/RE3 C620,621 257 0511 904 Ceramic chip 0.01µF/50V...
  • Page 58 AVR-3801 3 7 6 3 1 5 1 5 0 WARNING: E1,E2,E1H model Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacturer. E1,E1H model 5-11 5-12 1 3 9 4 2 2 9 6 5 1 3...

  • Page 59: Parts List Of Exploded View

    AVR-3801 3 7 6 3 1 5 1 5 0 Note: The symbols in the column "Remarks" indicate the following destinations. EU: U.S.A. model E1C: China model EC: Canada model E1H: Hong Kong model PARTS LIST OF EXPLODED VIEW E2: Europe model EUT: Taiwan R.O.C.model...

  • Page 60: Packing View

    AVR-3801 3 7 6 3 1 5 1 5 0 PARTS LIST OF PACKING & ACCESSORIES PACKING VIEW Note: The symbols in the column "Remarks" indicate the following destinations. EU: U.S.A. model E1C: China model EC: Canada model E1H: Hong Kong model E2: Europe model EUT: Taiwan R.O.C.model...

  • Page 61: Block Diagram

    AVR-3801 BLOCK DIAGRAM 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 62: Wiring Diagram

    AVR-3801 WIRING DIAGRAM 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 63 AVR-3801 SCHEMATIC DIAGRAMS (1/15) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 + 15V - 15V B LINE B LINE SIGNAL w w w WARNING: u 1 6 3 Parts marked with this symbol have critical characteristics.

  • Page 64: Schematic Diagrams

    AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (1/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 65 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 66 http://www.xiaoyu163.com + 15V 3 7 6 3 1 5 1 5 0 - 15V L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a NOTICE...
  • Page 67 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 B LINE B LINE SIGNAL SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT u 1 6 3 http://www.xiaoyu163.com...
  • Page 68 AVR-3801 SCHEMATIC DIAGRAMS (2/15) 3 7 6 3 1 5 1 5 0 + 5V 1 3 9 4 2 2 9 6 5 1 3 + 3.3V + 5V NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 69 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (2/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 70 AVR-3801 3 7 6 3 1 5 1 5 0 + 5V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 71 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 72 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 3.3V + 5V L 1 3 9 4 2 2 9 6 5 1 3 B LINE u 1 6 3 SCHEMATIC DIAGRAMS (2/15) SIGNAL 1U-3320 (2/4) AUDIO DSP UNIT http://www.xiaoyu163.com...
  • Page 73 AVR-3801 SCHEMATIC DIAGRAMS (3/15) 3 7 6 3 1 5 1 5 0 + 5V + 3.3V + 5V 1 3 9 4 2 2 9 6 5 1 3 NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 74 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (3/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 75 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 + 5V + 3.3V + 5V u 1 6 3...
  • Page 76 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 77 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 78 AVR-3801 SCHEMATIC DIAGRAMS (4/15) 3 7 6 3 1 5 1 5 0 + 5V - 15V + 5V + 15V 1 3 9 4 2 2 9 6 5 1 3 B LINE B LINE SIGNAL NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 79 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (4/15) + 5V L 1 3 9 4 2 2 9 6 5 1 3 + 5V u 1 6 3...
  • Page 80 AVR-3801 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 - 15V + 15V u 1 6 3...
  • Page 81 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 82 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 B LINE B LINE SIGNAL NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD L 1 3 9 4 2 2 9 6 5 1 3 EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 83 AVR-3801 SCHEMATIC DIAGRAMS (5/15) 3 7 6 3 1 5 1 5 0 - 15V 1 3 9 4 2 2 9 6 5 1 3 + 15V NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 84 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (5/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 85 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 - 15V...
  • Page 86 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 87 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 15V L 1 3 9 4 2 2 9 6 5 1 3 NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 88 AVR-3801 SCHEMATIC DIAGRAMS (6/15) 3 7 6 3 1 5 1 5 0 + 5V + 15V - 15V + 59V + 59V + 20V 1 3 9 4 2 2 9 6 5 1 3 - 33V - 59V + 59V + 5.4V...
  • Page 89 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (6/15) + 15V - 15V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 90 AVR-3801 3 7 6 3 1 5 1 5 0 + 5V + 59V L 1 3 9 4 2 2 9 6 5 1 3 + 59V + 20V u 1 6 3...
  • Page 91 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 6.4V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 92 http://www.xiaoyu163.com - 33V - 59V 3 7 6 3 1 5 1 5 0 + 59V + 5.4V + 6V + 5V L 1 3 9 4 2 2 9 6 5 1 3 NOTICE WARNING: ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM Parts marked with this symbol have critical characteristics.
  • Page 93 AVR-3801 SCHEMATIC DIAGRAMS (7/15) 3 7 6 3 1 5 1 5 0 + 20V + 15V 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 94 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (7/15) + 20V L 1 3 9 4 2 2 9 6 5 1 3 + 15V u 1 6 3...
  • Page 95 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 96 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 97 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 B LINE SIGNAL NOTICE L 1 3 9 4 2 2 9 6 5 1 3 ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 98 AVR-3801 SCHEMATIC DIAGRAMS (8/15) 3 7 6 3 1 5 1 5 0 + 20V 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD.
  • Page 99 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (8/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 + 20V...
  • Page 100 AVR-3801 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 101 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 + 20V u 1 6 3 http://www.xiaoyu163.com...
  • Page 102 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 B LINE SIGNAL NOTICE L 1 3 9 4 2 2 9 6 5 1 3 ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 103 AVR-3801 SCHEMATIC DIAGRAMS (9/15) 3 7 6 3 1 5 1 5 0 + 0.4V + 59V + 58.5V + 1.2V + 57.9V + 0.6V + 31V + 1.1V - 1.1V - 1.2V - 59V + 0.3V - 56.8V - 56.2V...
  • Page 104 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (9/15) + 0.4V + 59V + 58.5V + 1.2V + 57.9V + 0.6V + 31V + 1.1V - 1.1V - 1.2V - 59V + 0.3V - 56.8V - 56.2V...
  • Page 105 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 + 59V - 59V u 1 6 3...
  • Page 106 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 6V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 http://www.xiaoyu163.com...
  • Page 107 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 10.5V B LINE L 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
  • Page 108 AVR-3801 SCHEMATIC DIAGRAMS (10/15) 3 7 6 3 1 5 1 5 0 + 5V + 9V + 5V + 5V + 6.4V + 10.1V + 20V + 24.6V + 15V - 15V + 25.7V 1 3 9 4 2 2 9 6 5 1 3...
  • Page 109 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (10/15) + 5V + 9V + 5V L 1 3 9 4 2 2 9 6 5 1 3 + 6.4V + 10.1V + 20V + 24.6V + 15V - 15V + 25.7V u 1 6 3...
  • Page 110 AVR-3801 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 + 5V u 1 6 3...
  • Page 111 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 WARNING Parts marked Use ONLY r ep CAUTION: Before returni NOTICE leakage curre ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM current excee u 1 6 3 ALL CAPACITANCE VALUES IN MICRO FARAD.
  • Page 112 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 B LINE B LINE SIGNAL with this symbol have critical characteristics. placement parts recommended by the manufacture. SCHEMATIC DIAGRAMS (10/15) ing the unit to the customer, make sure you make either (1) a ent check or (2) a line to chassis resistance check.
  • Page 113 AVR-3801 SCHEMATIC DIAGRAMS (11/15) 3 7 6 3 1 5 1 5 0 + 12V 1 3 9 4 2 2 9 6 5 1 3 + 5.3V + 6V B LINE SIGNAL w w w WARNING: u 1 6 3 Parts marked with this symbol have critical characteristics.
  • Page 114 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (11/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 115 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 12V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 116 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this s Use ONLY r eplacement CAUTION: Before returning the unit NOTICE leakage current check o ALL RESISTANCE VALUES IN OHM.
  • Page 117 http://www.xiaoyu163.com + 5.3V + 6V 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL symbol have critical characteristics. t parts recommended by the manufacture. t to the customer, make sure you make either (1) a or (2) a line to chassis resistance check.
  • Page 118 AVR-3801 SCHEMATIC DIAGRAMS (12/15) 3 7 6 3 1 5 1 5 0 + 4.8V + 6.3V 1 3 9 4 2 2 9 6 5 1 3 + 6.3V WARNING: B LINE w w w Parts marked with this symbol have critical characteristics.
  • Page 119 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (12/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 + 6.3V...
  • Page 120 AVR-3801 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 + 4.8V...
  • Page 121 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacture. CAUTION: NOTICE Before returning the unit to the customer, make sure you make either (1) a...
  • Page 122 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 6.3V L 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL u 1 6 3 SCHEMATIC DIAGRAMS (12/15) 1U-3318-3 S-VIDEO UNIT http://www.xiaoyu163.com...
  • Page 123 AVR-3801 SCHEMATIC DIAGRAMS (13/15) 3 7 6 3 1 5 1 5 0 + 6.3V + 6.3V 1 3 9 4 2 2 9 6 5 1 3 B LINE SIGNAL w w w WARNING: u 1 6 3 Parts marked with this symbol have critical characteristics.
  • Page 124 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (13/15) L 1 3 9 4 2 2 9 6 5 1 3 + 6.3V u 1 6 3...
  • Page 125 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 + 6.3V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 126 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with t Use ONLY r eplace CAUTION: NOTICE Before returning th ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM leakage current che u 1 6 3 ALL CAPACITANCE VALUES IN MICRO FARAD.
  • Page 127 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 B LINE SIGNAL L 1 3 9 4 2 2 9 6 5 1 3 this symbol have critical characteristics. ement parts recommended by the manufacture. he unit to the customer, make sure you make either (1) a eck or (2) a line to chassis resistance check.
  • Page 128 AVR-3801 SCHEMATIC DIAGRAMS (14/15) 3 7 6 3 1 5 1 5 0 - 59V + 6.4V + 6V + 12V 1 3 9 4 2 2 9 6 5 1 3 + 5V + 15V - 15V WARNING:...
  • Page 129 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (14/15) L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3 + 12V...
  • Page 130 AVR-3801 3 7 6 3 1 5 1 5 0 - 59V + 6.4V L 1 3 9 4 2 2 9 6 5 1 3 + 6V u 1 6 3 + 5V...
  • Page 131 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 NOTICE ALL RESISTANCE VALUES IN OHM B LINE ALL CAPACITANCE VALUES IN M u 1 6 3 EACH VOLTAGE AND CURRENT A B LINE CONDITION.
  • Page 132 + 15V http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 - 15V L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a HM.
  • Page 133 AVR-3801 SCHEMATIC DIAGRAMS (15/15) 3 7 6 3 1 5 1 5 0 - 33V 1 3 9 4 2 2 9 6 5 1 3 + 5V B LINE B LINE w w w WARNING: u 1 6 3 Parts marked with this symbol have critical characteristics.
  • Page 134 AVR-3801 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (15/15) - 33V L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 135 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 u 1 6 3...
  • Page 136 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacture. CAUTION: NOTICE Before returning the unit to the customer, make sure you make either (1) a...
  • Page 137 http://www.xiaoyu163.com + 5V 3 7 6 3 1 5 1 5 0 L 1 3 9 4 2 2 9 6 5 1 3 B LINE B LINE u 1 6 3 SCHEMATIC DIAGRAMS (15/15) 1U-3316-2 DISPLAY UNIT 1U-3316-3 VOL UNIT http://www.xiaoyu163.com...

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