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Denon DN-F450R Service Manual
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Denon DN-F450R Service Manual

Denon DN-F450R Service Manual

Solid state recorder
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Download this manual See also: Owner's Manual
Ver. 1
SERVICE MANUAL
MODEL
JP
E3
E2
EK
EA
E1
E1K E1C
DN-F450R
SOLID STATE RECORDER
• For purposes of improvement, specifi cations and design are subject to change without notice.
• Please use this service manual with referring to the operating instructions without fail.
• Some illustrations using in this service manual are slightly different from the actual set.
D&M Holdings Inc.
S0108-1V01DM/DG1008
Copyright 2010 D&M Holdings Inc. All rights reserved.
WARNING: Violators will be prosecuted to the maximum extent possible.

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Summary of Contents for Denon DN-F450R

  • Page 1 Ver. 1 SERVICE MANUAL MODEL E1K E1C DN-F450R SOLID STATE RECORDER • For purposes of improvement, specifi cations and design are subject to change without notice. • Please use this service manual with referring to the operating instructions without fail.

  • Page 2: Safety Precautions

    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 NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts marked with this symbol z 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. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective.

  • Page 4: Technical Specifications

    TECHNICAL SPECIFICATIONS n Digital audio system n Supplied accessories • Owner’s manual • System SOLID STATE • AC adaptor • Compatible SD card SD/SDHC card • AC adaptor cord holder • Recording format • Screw for fi xing an AC adaptor MPEG1 Layer III audio cord holder compression...
  • Page 5 DISASSEMBLY • Disassemble in order of the arrow of the fi gure of following fl ow. • In the case of the re-assembling, assemble it in order of the reverse of the following fl ow. • In the case of the re-assembling, observe "attention of assembling" it. •...
  • Page 6 1. FRONT PANEL ASSY Proceeding : TOP COVER FRONT PANEL ASSY → (1) Remove the screws. View from bottom (2) Disconnect the connector wires and FFC cable, then remove the screws. CY041 FFC cable CX061 Please refer to "EXPLODED VIEW" for the disassembly method of each PCB included in FRONT PANEL ASSY.

  • Page 7: Main Unit

    2. MAIN UNIT Proceeding : TOP COVER MAIN UNIT → (1) Disconnect the connector wires and FFC cable, then remove the screws. MAIN UNIT CX061 CY041 CY051 FFC cable 3. I/O POWER UNIT Proceeding : TOP COVER MAIN UNIT I/O POWER UNIT →...
  • Page 8 SERVICE MODE Power switch to turn on while pressing both buttons 1 / 3 (PLAY/PAUSE)and DISPLAY at the same time. The following menus are displayed. "01 Light Check" "02 Key Check" "03 Heat Run" "04 Factory Def" The menu is selected with jog wheel. Press the Jog dial on the selected mode.
  • Page 9 (9) Press the 20 (STOP/CUE) button to exit the menu mode. NOTE: Please DO NOT touch and DO NOT disconnect power while the unit is being updated. If the power is turned off accidentally while the unit is being updated, the DN-F450R may not start up.

  • Page 10: Trouble Shooting

    TROUBLE SHOOTING 1. MAIN PWB UNIT 1.1. Reset is not cancelled Check soldering. Check power supply turning on and the reset timing. • [IC404] N.G. b +3.3V_CPU and u-com reset : 200ms or more • [IC403] b u-com reset[TPF506] > System reset[PRST#] •...
  • Page 11 2. POWER PWB 2.1. The power cannot be turned on (Substrate Name : 8U-210088) Check parts. • ZD101 UDZS128 Check power supply from AC adapter. • TR101 RZR025 • TPF103 (+5V) • C101 10u/50V N.G. • C104 100u/16V and the surrounding constant. O.K.
  • Page 12 2.2. DISPLAY(OLED) does not display Check parts and the control signal. • TR701 KRC102S • TR702 KRA102C N.G. Check power supply for OLED. • L705 22uH • [TPF762] +12V • TR705 RHK003 and the surrounding constant. [Control signal ] • Check that Gate of TR701 becomes Hi. O.K.
  • Page 13 3. AUDIO UNIT( Analog 3.1. Analog audio doesn't output Check CODEC output. • [IC405]38.39.40.41pin Check parts (surrounding) and soldering. • [IC405] N.G. b When setting Fs Ref = +24dB, and the surrounding constant. 1kHz 0dBFS playback is 1Vrms. O.K. Check output of AUDIO UNIT. Check parts (surrounding) and soldering.
  • Page 14 3.2. Analog audio doesn't input Check input level to fi rst stage amp. Check parts (surrounding) and soldering. b When setting Fs Ref=24dB at the reference input N.G. Bal : First stage π type ATT constant level : Unbal : [IC204] constant to input : [IC203 input] 0.775Vrms and surrounding constant.
  • Page 15 BLOCK DIAGRAM...
  • Page 16 LEVEL DIAGRAM...
  • Page 18 PRINTED WIRING BOARDS I/O POWER UNIT (COMPONENT SIDE) HP JACK UNIT (COMPONENT SIDE) R381 ZD101 C212 TR101 CX402 L206 R212 C661 C213 R213 C211 C221 D618 D203 D204 FB207 C666 C665 C214 FB206 D620 FB208 TR220 R689 R690 L207 C222 R238 L805 C203...
  • Page 19 MAIN UNIT (COMPONENT SIDE) PANEL UNIT (COMPONENT SIDE) CY051 C125 CY301 R105 8U-310043-2 R103 IC102 D803 D806 R808 IC109 PANEL UNIT CY121 R827 R830 R804 R845 R843 C802 R844 C110 C801 R841 R842 CX042 C116 R840 R839 TR803 R838 R837 R835 R836 R761...
  • Page 20 MAIN UNIT (FOIL SIDE) PANEL UNIT (FOIL SIDE) R677 S825 S811 S815 S807 C128 C127 S818 LD802 S801 S817 C132 C130 C810 C804 C135 C136 TR404 C551 C717 C589 C547 C706 C544 R540 R533 ZD501 IC706 TR501 R636 R544 R562 C563 C580 R511...
  • Page 21 POWER BLOCK SD CARD I/F BLOCK D107 RB051L IC106 FB115 FB114 NJM2387DL2 18PG121 +3.3V 18PG121 Vout 3 +5VD +5VD Vadj 4 CONT D106 FB111 RB051L 18PG121 +3.3V_CPU R143 IC109 FB112 FB106 DIGITAL VDD NJM2387DL2 18PG121 18PG121 Vout 3 +3.3VD D_GND D_GND Vadj 4 CONT D_GND...
  • Page 22 JOG BLOCK +3.3VD TO JOG UNIT (CX041) CY041 4P-PH R113 0 FB101 BLM18BD601SN1D ENCORDER_B ENCORDER_B R114 0 FB102 BLM18BD601SN1D ENCORDER_A ENCORDER_A R115 0 FB103 BLM18BD601SN1D JOG_SW JOG_SW R116 0 FB104 BLM18BD601SN1D D_GND D_GND REST/MUTE BLOCK +3.3V_CPU IC403 SN74LV08APW 1 1A R411 OPEN VOUT/DZF/OVF 2 1B...
  • Page 23 EEPROM +3.3V_CPU +3.3V_CPU R637 IC507 3.3K AT24C128BN-SH-T FRASH ROM SHA[17] SHA[16] R502 3.3K SHA[15] C501 0.1/10 SHA[14] RA501 SHA[13] 22x4 RA601 22x4 SHA[12] SHDB[15] SHDB[14] SHA[11] SHDB[13] FB505 R635 SHDB[12] 18PG121 SHA[10] RA502 SHA[9] 22x4 SHA[20] +1.2V_CPU RA602 SHA[21] 22x4 SHDB[11] FB506 R636...
  • Page 24 TO I/O,POWER UNIT +3.3VD CY121 (CX121) 12P-FFC +3.3VD +3.3VD .SHDB[0] .SHDB[1] NC(RTS) .SHDB[2] .SHDB[3] NC(CTS) .SHDB[4] REMOTE2 REMOTE2 .SHDB[5] REMOTE_LED1 REMOTE_LED1 .SHDB[6] P_LOAD REMOTE_LED2 REMOTE_LED2 .SHDB[7] +3.3VD +3.3VD REMOTE1 CS5# +3.3VD +3.3VD +3.3VD D_GND R724 0 D_GND REMOTE_LED2 P_LOAD IC704 IC705 IC706 TR706...
  • Page 25 TO MAIN UNIT (CX401) CY401 40P-FFC-BASE D_GND D_GND D_GND D_GND. +3.3VD +3.3VD +3.3VD. R802 0 KEY_ROW0 KEY_ROW0 R803 0 KEY_ROW1 KEY_ROW1 R804 0 KEY_ROW2 STOP PLAY/PAUSE KEY_ROW2 R805 0 KEY_ROW3 KEY_ROW3 S801 S817 R806 0 S802 S818 KEY_COL0 R807 0 KEY_COL1 R808 0 KEY_COL2...
  • Page 26 I/O_A BLOCK R228 4.7K GAIN_CONT R248 ALC BLOCK C225 C255 100P KTC2875B C258 100P R334 TR201 FB201 C217 +6VA_IN XLR INPUT (1/2) BLM18BD601SN1D 47/25 IC201 +6VA_IN R344 1K NJM2068MD [1/2] C260 10/50 R345 47K 100K JK201 R356 IC206 [2/2] TR212 3P-CANNON NJM2068MD C270 47P...
  • Page 27 +5VA_OUT BAL_UNBAL L+R_/2 CODEC_Rch_IN STEREO/MONO R486 OPEN R487 OPEN CODEC_Lch_IN EVR_DATA +5VA_IN +5VA_OUT EVR_CLK EVR_STB INPUT_VOLUME/ALC TO MAIN UNTI (CY301) CX301 30P-FFC +3.3VD +5VD INPUT_VOLUME/ALC D_GND1 EVR_STB R469 PVDD RISEL CODEC BLOCK EVR_CLK ROPIN +3.3VD R425 3.3K R470 LOPIN R426 EVR_DATA LISEL R490...
  • Page 28 I/O_B BLOCK +3.3VD JK602 R683 10 R684 0 R685 0 L620 BLM18BD601SN1D REMOTE1 +3.3VD JK601 PHONE-JACK(JY-3541A) R689 10 R690 2.2K L621 BLM18BD601SN1D REMOTE_LED1 L623 BLM18BD601SN1D REMOTE2 REMOTE_LED2 L622 BLM18BD601SN1D L624 BLM18BD601SN1D +3.3VD CX121 TO MAIN UNTI 12P-FFC +5VD +3.3VD (CY121) +3.3VD CX402 9P-DSUB...
  • Page 29 -8VA. +8VA. +8VA. HP_GND HP_GND R807 R828 C805 JK801 L803 FROM I/O,POWER UNTI C809 R811 R815 R818 L801 YKB21-5266(AU) BLM18BD102SN1D 220/25 (CW061) CX061 C803 6P-PHs 47/25 L806 BLM21PG221 IC802 -8VA R822 R824 NJM4556AV L807 BLM21PG221 +8VA L805 L808 BLM18BD102SN1D Lch_AUDIO TR801 TR803 KTC2875B...
  • Page 30 WIRING DIAGRAM DC POWER IN JK301 I/O,POWER UNIT 8U-210088-1 CW051 CW121 CW301 CX051 CY121 CX301 5PIN 12PIN 25PIN CW051 (FFC) (FFC) CY051 CY121 CY301 CX401 6PIN CW061 (BOAD IN) MAIN UNIT 8U-310043-1 4PIN CW041 CW401 CY041 40PIN (FFC) CX061 CY401 CX041 HP UNIT PANEL UNIT 8U-310043-2...
  • Page 31 EXPLODED VIEW 002D 020D 008G P2-1 P1-1 910G 014B 912G 902G 002G 020G 004G P1-2 P2-2 018B Z-001 026B 002B 028B P2-3 008B 006B P1-3 012B WARNING: 016B Parts marked with this symbol have critical characteristics. 010B Use ONLY replacement parts recommended by the manufacturer.
  • Page 32 PARTS LIST OF EXPLODED VIEW Ref. No. Part No. Part Name Remarks Q'ty ★ Z-002 CR2032 (SANYO) zParts for which "nsp" is indicated on this table cannot be supplied. zP.W.B. ASS'Y for which "nsp" is indicated on this table cannot be supplied. When repairing the P.W.B. ASS'Y, check the board parts table and order replacement parts. zPart indicated with the mark "...
  • Page 33 PACKING VIEW 002T 004T Z-003 CW005 CW004 006T CW002 022T 004S 014T 010S 008S 006S 002S PARTS LIST OF PACKING & ACCESSORIES zParts for which "nsp" is indicated on this table cannot be supplied. zPart indicated with the mark " ★ " is not illustrated in the exploded view. zThe parts listed below are for maintenance only, might differ from the parts used in the unit in appearances or dimensions.
  • Page 34 Ref. No. Part No. Part Name Remarks Q'ty CW002 00MZC01002010 ! MAINS CORD U CW002 00MZC01003010 ! MAINS CORD EU CW004 CA-3020-180-B04-A03 CW005 2P PIN CORD Z-003 00MAA90005163 !AC ADAPTER(5V 1.5A)
  • Page 35 SEMICONDUCTORS Only major semiconductors are shown, general semiconductors etc. are omitted to list. The semiconductor which described a detailed drawing in a schematic diagram are omitted to list. 1. IC's R5S72631P200FP (MAIN :IC505)
  • Page 36 R5S72631P200FP Terminal Function...
  • Page 37 R5S72631P200FP Terminal Function...
  • Page 38 R5S72631P200FP Terminal Function...
  • Page 39 R5S72631P200FP Terminal Function...
  • Page 40 R5S72631P200FP Terminal Function...
  • Page 41 R5S72631P200FP Terminal Function...
  • Page 42 R5S72631P200FP Terminal Function...
  • Page 43 R5S72631P200FP Terminal Function...
  • Page 44 R5S72631P200FP Terminal Function...
  • Page 45 R5S72631P200FP Terminal Function...
  • Page 46 M29W640GB70NA6E (MAIN : IC501) V CC V PP /WP A0-A21 DQ0-DQ14 DQ15A–1 M29W640GT M29W640GB BYTE M29W640GH M29W640GL V SS M29W640GB70NA6E Pin Description Name Description Direction A0-A21 Address Inputs Inputs DQ0-DQ7 Data Inputs/Outputs Inputs/Outputs DQ8-DQ14 Data Inputs/Outputs Inputs/Outputs DQ15A–1 (or DQ15) Data Input/Output or Address Input (or Data Input/Output) Inputs/Outputs Chip Enable...
  • Page 47 W9825G6EH-6J (MAIN : IC502,IC503)
  • Page 48 W9825G6EH-6J Pin Description...
  • Page 49 W9825G6EH-6J Block Diagram...
  • Page 50 AK4683EQ (MAIN : IC405)
  • Page 51 AK4683EQ Block Diagram AK4683EQ Pin Description...
  • Page 52 AK4683EQ Pin Description...
  • Page 53 PLL1707DBQ (MAIN : IC402) SCKO2 SCKO1 SCKO3 SCKO0 DGND1 DGND3 DGND2 MCKO2 MCKO1 AGND CSEL PLL1707DBQ Block Diagram (MS) (MC) (MD) CSEL V CC AGND V DD 1–3 DGND1–3 Mode Control Interface Power Supply Reset PLL2 PLL1 Divider Divider Divider MCKO1 MCKO2 SCKO0...
  • Page 54 NJW1159V (MAIN : IC209) NJW1159V Block Diagram...
  • Page 55 UPD4721GS-GJG +C (MAIN :IC102) +10 V +3.3 V – +5 V – –10 V STBY – Note 4 OUT1 OUT2 OUT1 5.5 k OUT2 5.5 k Note 1. V and V are output pins stepped up internally. These pins should not be loaded directly. 2.
  • Page 56 BD9851EFV (I/O POWER : IC101) BD9851EFV Pin Function...
  • Page 57 2. FL DISPLAY OLED ASSY(ELMDL014) (Z-001) Block diagram Universal block diagram...
  • Page 58 I/O Terminal...
  • Page 59 3. BATTERY CR2032 (SANYO) The exchange of the battery (IEC60065, UL60065). CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.
  • Page 60 PARTS LIST OF P.W.B. UNIT zParts for which "nsp" is indicated on this table cannot be supplied. zThe parts listed below are for maintenance only, might differ from the parts used in the unit in appearances or dimensions. Note: The symbols in the column "Remarks" indicate the following destinations. E3 : U.S.A.
  • Page 61 Ref. No. Part No. Part Name Remarks Q'ty ZD501,502 00MHZ3001406Y NNCD4.3C ESD NOISE CLIPPING DIODES LD802,803 263310037500S SML-E12V8W LD805 263310037500S SML-E12V8W LD808-810 263310022508S SML-E12M8WT86 RESISTORS GROUP R111 RM73B--562DT(1608) R112 RM73B--103DT(1608) +1608 R578 RM73B--562DT(1608) RA501-517 126210001597S MNR04=220(1005X4) RA521 126210001597S MNR04=220(1005X4) RA523 126210001597S MNR04=220(1005X4) RA525...
  • Page 62 Ref. No. Part No. Part Name Remarks Q'ty C407 CK73B1A104KT +1005 C412,413 CK73B1A104KT +1005 C422 CK73B1A105KT +1608 C437 CE67C1C221MT +REF C438,439 GRM1552C1H680JZ01D C501-515 CK73B1A104KT +1005 C516,517 CC73CH1H100DT +1608 C518 CK73B1E103KT(1005) C519 CK73B1A104KT +1005 C520 CK73B1A105KT +1608 C521 CS77B0J220MT(NOJ) C522 CK73B1A104KT +1005 C523 CC73CH1H150JT +1608...
  • Page 63 Ref. No. Part No. Part Name Remarks Q'ty C804 GRM21BB31E475KA75 C806 CK73B1A104KT +1005 C807 GRM21BB31E475KA75 C808 CK73B1H102KT +1005 C810 CK73B1E105KT +2125 OTHERS PARTS GROUP CX042 B4B-ZR-SM4-TF(LF)(SN) CX103 644810076505S SDK-9BNS-K13-GN(LF)(SN) CX104 00MYJ90014770 UBB-4R-D14T-4D CX302 IMSA-9639S-30B-TB CX401 40P FFC BASE(FY-BMGB-TB) CX502 649810007504S CR2032 HOLDER CY041 B4B-PH-SM4-TB (LF)(SN)
  • Page 64 I/O POWER P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC101 231810081505S BD9851EFV-E2 IC103 00D2630793002 NJM7806FA(S) IC104 00D2630683002 NJM7906FA IC201-204 00D2630896909 NJM2068MD-TE1 IC205 00MHC405321YY BU4053BCFV IC206 00D2630896909 NJM2068MD-TE1 IC207 00MHC405221IZ BU4052BCF-E2 IC208 00D2630896909 NJM2068MD-TE1 IC209 235810042502S NJW1159V IC210...
  • Page 65 Ref. No. Part No. Part Name Remarks Q'ty CAPACITORS GROUP C101 10 UF M 50V RA-2 C102,103 CK73B1E104KT +1608 C104 CE04W1C101MT(RA3) C105 CK73B1E104KT +1608 C106 CC73CH1H221JT +1608 C107 CK73B1A106KT +2125 C108 CK73B1A105KT +1608 C109 CK73B1H682KT +1608 C110 CK73B1E104KT +1608 C111 00MDK9647330Y 0.047UF +-10% C1608JB1H473K C112 CK73B1E104KT...
  • Page 66 Ref. No. Part No. Part Name Remarks Q'ty C270,271 CC73CH1H470JT +1608 C272,273 CK73B1E104KT +1608 C274,275 CK73B1H122KT +1608 C276,277 10 UF M 50V RA-2 C280,281 CE67C1C470MT (RV2) +REF C282-288 10 UF M 50V RA-2 C289,290 CC73CH1H100DT +1608 C291-293 10 UF M 50V RA-2 C294,295 100 UF M 25V RA-2 C296-299...
  • Page 67 Ref. No. Part No. Part Name Remarks Q'ty C819-822 CK73B1H102KT +1608 OTHERS PARTS GROUP CW061 PHR-6/JB20-06HG UL1430 AWG24 50MM CX041 S4B-PH-K-S (LF)(SN) CX051 B5B-PH-SM4-TB (LF)(SN) CX061 S6B-PH-K-S (LF)(SN) CX121 12P FFC BASE(9610SC) CX301 30P-FFC-BASE(9610SC) CX402 00D2051243005 9P DSUB KIT FB101,102 CHIP BEADS(18PG121) +1608 FB201-208 BLM18BD601SN1D...