Denon DRA-F101 Service Manual
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Denon DRA-F101 Service Manual

Denon DRA-F101 Service Manual

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For Europe & U.K. model
Hi-Fi AM-FM Stereo Receiver
SERVICE MANUAL
DRA-F101
MODEL
AM-FM STEREO RECEIVER
Some illustrations using in this service manual are slightly different from the actual set.
16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN
Telephone: 03 (3837) 5321
X0151 NC 0207

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  • Page 1 For Europe & U.K. model Hi-Fi AM-FM Stereo Receiver SERVICE MANUAL DRA-F101 MODEL AM-FM STEREO RECEIVER Some illustrations using in this service manual are slightly different from the actual set. 16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN Telephone: 03 (3837) 5321...

  • Page 2: Specifications

    DRA-F101 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: Top Cover

    DRA-F101 DISASSEMBLY (Follow the procedure below in reverse order when reassembling.) Top Cover 1. Top Cover Remove 2 screws on both sides, and 5 screws the rear. 2. Front Panel (1) Remove 4 bottom screws from the Front Panel. (2) Remove 2 side screws from the Inner Panel.

  • Page 4: Tuner Pack

    DRA-F101 Tuner Pack 5. Tuner Pack (1) Disconnect the FFC. (2) Remove 3 screws Power P.W.B. 6. Power P.W.B., Heat Sink (1) Remove 4 screws (2) Detach the Power P.W.B. and Heat Sink to the arrow direction. Heat Sink 7. Shield Plate, Back Panel, Main P.W.B.

  • Page 5: Block And Level Diagram

    DRA-F101 BLOCK AND LEVEL DIAGRAM TUNER PACK FET 1 TR 1 TR 3 RF AMP MIXER FM IF JK102 FM IF/DET/MPX LA1837M TR 2 LOCAL AM RF/IF/DET LA72131 IC104 IC106 TC74HC4066 LC75343M PHONO INPUT SELECTOR RIAA DVD/AUX POWER AMP TAPE P.B.
  • Page 6 DRA-F101 ADJUSTMENT DC Voltmeter CX031 VR351 VR352 CX032 Trans Volume IDLING CURRENT Setup 1. Place the unit at an ordinary position avoiding direct air flow from an air-conditioner or fan. Do the adjustment at a temperature between 15 °C (59 °F) and 30 °C (86 °F).

  • Page 7: Connection Diagram

    DRA-F101 CHECK Connection Diagram 1U-3458-1 Main P.W.B. (Component Side) Mod.Frequency : 400Hz Modulation : 30% AM SSG Mod.Frequency : 1kHz : 90%(67.5kHz Dev.) Test Loop Pilot : 10%(7.5kHz Dev.) 75kHz Dev. : 100% FM ST SSG 60 cm FM SSG Loop Ant.
  • Page 8 – – – – – Positive power 17 P27/SCK0 DB_CLK – – – – DENON bus clock output 18 P26/SO0/SB1 DB_TXD – – – – DENON bus data output 19 P25/SI0/SB0 DB_RXD – – – – DENON bus data input...
  • Page 9 – – – Amp protect input (µcom inside pull-up) 37 P02/INTP2 DBRXD – – – – DENON bus data input (µcom inside pull-up) 38 P01/INTP1 50/60 – – – – 50/60Hz AC input (µcom inside pull-up) 39 P00/INTP0 REMOCON –...
  • Page 10 DRA-F101 LC75343M (IC106) OPOUT LOPOUT RINM LINM RINP LINP LOUT ROUT LOUT RBASS2 LBASS2 RBASS1 LBASS1 RBASS2 LBASS2 VRIN VRIN RSEL0 RBASS1 LBASS1 LSEL0 LTRE RTRE LVRIN RVRIN Vref LSEL0 RSEL0 TC74HC4066AF (IC104, 201) BA15218F (IC202, 203) BA05T (IC907) M51957BFP (IC903)

  • Page 11: Front View

    DRA-F101 LC72720NM (IC601) FLOUT CIN VREF Vddd Vdda CLOCK RECOVERY Vref (57kHz) REFERENCE (1167.5Hz) VOLTAGE MPXIN Vssd VREF Vssa Vdda 57kHz Vssa DATA ANTIALIASING (SCF) RDS-ID SMOOTHING MPXIN FLOUT DECODER FILTER FILTER RDS-ID SYNC SYNC T7 (CORREC/ARI-ID/BEO) ERROR CORRECTION SYNC/EC CONTROLLER...
  • Page 12 DRA-F101 DIODES (including LED) 1N4004 MTZJ4.3B SLR-9336DS-91 (LD901) 1N4148 MTZJ6.2B MTZJ10B MTZJ18B MTZJ33B Green Anode Red Anode Common Cathode FMG22S FMG22R K (Cathode) A (Anode) A (Anode) K (Cathode) K (Cathode) A (Anode) POSISTOR IC PROTECTOR PTH9M04BC222TS2F333 (PH701) ICP-N15 (IC107, 108, 906, 999)

  • Page 13: Pin Connection

    DRA-F101 FL DISPLAY 11-BT-199GNK (FL901) GRID ASSIGNMENT [11G~2G] PIN CONNECTION PIN NO. CONNECTION NOTE 1) F1,F2 ---- Filament 2) NP -------- No pin 3) NX -------- No extend pin 4) NC -------- No connection (NC pin should be electrically open on the PC board)

  • Page 14: Printed Wiring Boards

    DRA-F101 PRINTED WIRING BOARDS 1U-3458 DRA P .W.B. UNIT Ass'y COMPONENT SIDE...
  • Page 15 DRA-F101 1U-3458 DRA P .W.B. UNIT Ass'y FOIL SIDE...

  • Page 16: Note For Parts List

    DRA-F101 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. When ordering of part, clearly indicate "1" and "I" (i) to avoid mis-supplying.
  • Page 17 DRA-F101 PARTS LIST OF P.W.B. UNIT ASS'Y 1U-3458 DRA P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP TR707 273 0384 900 2SC2412KT96(S) TR708,709 269 0091 906 DTC143TKT96 IC101 263 0801 004 NJM7812FA(S)
  • Page 18 DRA-F101 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R128,129 247 2011 942 RM73B--473JT R609-611 247 2007 943 RM73B--102JT R612 247 2009 983 RM73B--103JT R205,206 247 2015 964 RM73B--275KT R613 247 2009 909 RM73B--472JT (1608)
  • Page 19 DRA-F101 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R956 247 2005 945 RM73B--151JT C218 254 4538 942 CE04W1C101MT SMG/RE3 R957 247 2005 961 RM73B--181JT C220 254 4524 943 CE04W1H010MT SMG/RE3 R958-962 247 2011 942 RM73B--473JT...
  • Page 20 DRA-F101 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C317 257 0512 903 CK73F1E104ZT C711,712 255 1265 936 CQ93M1H103JT(B) C318,319 255 4237 916 CQ93P2A470JT(NH) C713 255 1264 940 CQ93M1H222JT(B) C320 254 4580 712 CE04W1H101MC(ROB)
  • Page 21 DRA-F101 Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty OTHER PARTS GROUP ST101,102 205 0452 017 STYLE PIN CW037 203 5300 003 3P PH-SAN CONN.CORD T101 233 6383 004 POWER TRANS(SUB/E2) CW039...

  • Page 22: Exploded View

    DRA-F101 EXPLODED VIEW WARNING: NOTE: The symbols indicate the following destinations. Parts marked with this symbol have critical E2: Europe model characteristics. EK: U.K. model Use ONLY replacement parts recommended by the manufacturer. E2 model EK model Use No.44 together...

  • Page 23: Parts List Of Exploded View

    27 415 0585 015 UL TUBE(16) BK L=30 28 445 8004 007 WIRE CLAMPER 29 144 2804 216 FRONT PANEL (DRA) 30 131 0156 106 DENON BADGE 31 143 1153 101 REMOCON FILTER 32 146 2288 207 INNER PANEL (DRA)

  • Page 24: Packing View

    DRA-F101 PACKING VIEW Note: The symbols in the column "Remarks" indicate the following destinations. PARTS LIST OF PACKING & ACCESSORIES E2: Europe model EK: U.K. model Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name...

  • Page 25: Wiring Diagram

    DRA-F101 WIRING DIAGRAM 1U-3458-3 V. ENCODER UNIT CW037 CX054 CX702 CX042 1U-3458-1 MAIN UNIT CY071 CX701 CY038 POWER TRANS 1U-3458-5 CX052 CX704 SYS. CON. UNIT CX037 CX071 CX055 CX081 CX039 CW062 1U-3458-2 CX053 DISPLAY UNIT CX062 CW053 CX041 CX151 CW055...
  • Page 26 DRA-F101 SCHEMATIC DIAGRAMS (1/2) +15.8V +12V -16.2V +4.5VDC VOL.0 : H +15.8V VOL.1~ : L -16.4V PHONO : L PHONO : +5V Other : H Other : -5V +15.8V +4.5VDC +26V +12V +15.8V ± B LINE SIGNAL LINE -16.3V -26.3V...
  • Page 27 DRA-F101 SCHEMATIC DIAGRAMS (1/2) +15.8V +12V -16.2V +4.5VDC VOL.0 : H +15.8V VOL.1~ : L -16.4V PHONO : L PHONO : +5V Other : H Other : -5V +15.8V +4.5VDC +26V +12V +15.8V ± B LINE SIGNAL LINE -16.3V -26.3V...
  • Page 28 SCHEMATIC DIAGRAMS (1/2) +15.8V -16.2V +4.5VDC VOL.0 : H VOL.1~ : L PHONO : L Other : H +15.8V...
  • Page 29 +4.5VDC +12V -32V...
  • Page 30 DRA-F101 +12V +15.8V -16.4V PHONO : +5V Other : -5V...
  • Page 31 +26V +12V +15.8V ± B LINE SIGNAL LINE -26.3V -16.3V -40V WARNING: 8.9V Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. 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.
  • Page 32 DRA-F101 SCHEMATIC DIAGRAMS (2/2) -32V ± B LINE NOTICE WARNING: Parts marked with this symbol have critical characteristics. ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.
  • Page 33 DRA-F101 SCHEMATIC DIAGRAMS (2/2) -32V ± B LINE NOTICE WARNING: Parts marked with this symbol have critical characteristics. ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.
  • Page 34 SCHEMATIC DIAGRAMS (2/2)
  • Page 35 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OH ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIO NOTICE.
  • Page 36 DRA-F101...
  • Page 37 -32V ± B LINE WARNING: Parts marked with this symbol have critical characteristics. 0,000 OHM -MICRO FARAD Use ONLY replacement parts recommended by the manufacture. SIGNAL INPUT CAUTION: Before returning the unit to the customer, make sure you make either (1) a OUT PRIOR leakage current check or (2) a line to chassis resistance check.

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