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DN-F300

LEVEL DIAGRAM

0dBV

-10dBV

-20dBV

-30dBV

-40dBV

-50dBV

-60dBV

-70dBV

-80dBV

10dBV

-90dBV

INPUT

IN PUT OPAMP

OUT PUT OPAMP

HEADPHONE OUTPUT(-1.72dB)

DSP (CODEC & DAC)

OUT PUT

UNBALANCED OUTPUT(6dB)

MIC1 & MIC2 INPUT(-38dB)

USB & SD INPUT(0dB)

MASTER VR

HEADPHONE VR

MIC1 & MIC2 VR

Содержание DN-F300

Страница 1: ...e 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 X0443 V 01 DE CDM 0909 SE...

Страница 2: ...k that all screws parts and wires removed or discon nected for servicing have been put back in their original po sitions inspect that no parts around the area that has been serviced have been negative...

Страница 3: ...3 DN F300 DIMENSION...

Страница 4: ...e a cause of noise generation Press the coil down to the cable pls be noted to avoid the screw hole as round marking Fix the 5P line of Jack board firmly with locking cable clip and keep the distance...

Страница 5: ...isplay section and update begins When update has completed the system automatically restarts 5 To check the current main unit version press the MENU STORE button for 2 seconds At this time the menu li...

Страница 6: ...on the primary or secondly circuit component of SWITCHING POWER SUPPLY UNIT and replace it if defective Is the 3 3line voltage normal Check the the periphery circuit of MAIN and PANEL and replace it i...

Страница 7: ...o 7pin HP Lch and 1pin HP Rch of IC102 7pin LINE Lch and 1pin LINE Rch of IC102 Check periphery circuit IC102 IC104 and service it if defective When the periphery circuit is correct IC102 or IC104 is...

Страница 8: ...nce voltage VADCP 7 analog pad ADC positive reference voltage MC1 8 5 V tolerant digital input pad with internal pull down pad mode control 1 pull down MP1 9 5 V tolerant slew rate controlled digital...

Страница 9: ...Amp 12 NC No Connection 13 VOUTR OUT Rch Analog Voltage Output of Audio Signal 14 AGND1 Analog Ground 15 VCC1 Analog Power 5V 16 VOUTL OUT Lch Analog Voltage Output of Audio Signal 17 NC No Connection...

Страница 10: ...pullup and pulldown devices Pulldown enabled when KBI is enabled KBIPEn 1 and rising edge is selected KBEDGn 1 2 CHANNEL TIMER PWM MODULE TPM2 PTB7 AD1P7 PORT B PTE5 MISO1 PTE4 SS1 PTE6 MOSI1 PTE7 SP...

Страница 11: ...oltage Selector CPG Instruction Register IR Instruction Decoder Reset Circuit MPU Interface Input Output Buffer Address Counter Character generator ROM CGROM 9 920 bits Character generator RAM CGRAM 6...

Страница 12: ...H R2 H R1 H R0 H R7 R6 R5 R4 R3 R2 R1 R0 DQ3 DQ9 DQ2 A6 DQ0 W A3 RB DQ6 A8 A9 DQ13 A17 A10 DQ14 A2 DQ12 DQ10 DQ15A 1 VCC DQ4 DQ5 A7 DQ7 NC NC AI02179 M29W800T M29W800B Normal 12 1 13 24 25 36 37 48 DQ...

Страница 13: ...5 VSSQ N C DQ4 VDDQ N C VSS N C RFU DQM CLK CKE N C A11 A9 A8 A7 A6 A5 A4 VSS VDD DQ0 VDDQ DQ1 DQ2 VSSQ DQ3 DQ4 VDDQ DQ5 DQ6 VSSQ DQ7 VDD LDQM WE CAS RAS CS BA0 BA1 A10 AP A0 A1 A2 A3 VDD VSS DQ15 VSS...

Страница 14: ...60 to 62 64 to 66 68 to 70 72 to 74 76 to 78 80 82 84 86 87 89 91 to 93 95 to 98 100 to 103 105 106 CS_N 107 RD_N 108 WR_N 112 HC_IRQ 113 DC_DREQ 111 DC_IRQ VCC I O 10 40 48 59 67 75 83 94 104 115 IS...

Страница 15: ...POWER SUP PL Y 5V 3 3V LED 5V SD CARD SLOT AMP 4580 AUDIO OUT ADSP BF 532 MC9S08AW60 USB HOST ISP 1761 USB IF 1 2 4580 AMP L 3 G 1 MI C2 IN L 3 R 2 G 1 PHONES 4556 AMP CODEC DAC UDA1345TS PCM1716 REM...

Страница 16: ...dBV 20dBV 30dBV 40dBV 50dBV 60dBV 70dBV 80dBV 10dBV 90dBV INPUT IN PUT OPAMP OUT PUT OPAMP HEADPHONE OUTPUT 1 72dB DSP CODEC DAC OUT PUT UNBALANCED OUTPUT 6dB MIC1 MIC2 INPUT 38dB USB SD INPUT 0dB MAS...

Страница 17: ...N F300 PRINTED WIRING BOARDS I O PWB UNIT USB PWB UNIT POWER SW PWB UNIT SD CARD PWB UNIT COMPONENT SIDE FOIL SIDE COMPONENT SIDE COMPONENT SIDE FOIL SIDE COMPONENT SIDE FOIL SIDE COMPONENT SIDE FOIL...

Страница 18: ...18 DN F300 CONTROL PWB UNIT JACK PWB UNIT VR PWB UNIT COMPONENT SIDE FOIL SIDE COMPONENT SIDE COMPONENT SIDE COMPONENT SIDE COMPONENT SIDE COMPONENT SIDE FOIL SIDE FOIL SIDE...

Страница 19: ...ctive number 2 digit effective number 1 2ohm 1 R 2 2 digit effective number decimal point indicated by R 1 digit effective number Units ohm Capacitors CE Aluminum foil electrolytic CA Aluminium solid...

Страница 20: ...009 00D9410046901 SWITCHING DIODE 1SS355 UMD2 414 CD1000 075 U1 941239002850P IC ADSP BF532 417 SDJ2 814 U3 941239002840P IC K4S281632I UC75 417 SDJ2 813 U4 941243003040P BUFFER IC ASS Y M29W800B70N6...

Страница 21: ...HM 1 10W J TP 50V 412 007USB 699 R141 nsp CHIP RESISTOR 10K OHM 1 10W J TP 50V 412 CDVD2001 534 R142 143 nsp CHIP RESISTOR 470 OHM 1 10W J TP 50V 412 CDVD2001 545 R144 nsp CHIP RRESISTOR 20K OHM 1 10W...

Страница 22: ...R 47uF 10V MI 413 810 920 C106 nsp CHIP CAPACITOR 100pF 50V J 413 DCM280 767 C107 108 nsp CHIP CAPACITOR 0 1uF 50V Z 413 DCM280 773 C109 110 00D9587056303 ELEC CAPACITOR 10uF 25V M Cd Pb Hg Cr 413 SPP...

Страница 23: ...607 MIC JACK 6 4 JY 6313 02 340G 420 Q3433 107 JK102 941643002890S 2P RCA JACK RJ 1078B 10 0520A Cd Pb 420 CDN24A 051 L001 00D9580016900 BEAD CORE TB36 863445NP 415 HV3500K 090 L002 941115002710S INDU...

Страница 24: ...J 412 PMSE1 279 R214 nsp CHIP RESISTOR 0 OHM 1 10W J TP 50V 412 CDVD2001 552 R215 nsp CHIP RESISTOR 0 OHM 1 10W J TP 50V 412 CDVD2001 552 R216 217 nsp CHIP RESISTOR 10K OHM 1 10W J TP 50V 412 CDVD200...

Страница 25: ...46503 TRANSISTOR DTC124EKAT146 416 CDN88 044 Q203 204 00D9587057700 TRANSISTOR DTC114EKAT146 416 HDJ2460 234 Q205 00D9587057700 TRANSISTOR DTC114EKAT146 416 HDJ2460 234 Q206 209 00D9587057700 TRANSIST...

Страница 26: ...01160R LED LTL42UB5N BLUE 410 NT2000 149 Q203 00D9410046503 TRANSISTOR DTC124EKAT146 416 CDN88 044 RESISTORS GROUP R008 nsp CHIP RESISTOR 10K OHM 1 10W J TP 50V 412 CDVD2001 534 R208 nsp CHIP RESISTOR...

Страница 27: ...RE L 280mm 404 F300 3298 nsp SD CARD FIXED RACK 300 UDJ1 1605 Ref No Part No Part Name Remarks Q ty New RESISTORS GROUP R209 nsp CARBON FILM RESISTOR 47 OHM 1 4W J T 26 412 PMSE1 156 CAPACITORS GROUP...

Страница 28: ...DN F300 VFD PWB ASS Y Ref No Part No Part Name Remarks Q ty New OTHER PARTS GROUP CN09 nsp 5P SOCKET CKM2001WR 5P 404 KMD280A 318A P202 204 941679002870S VR B20K RD901PF 20B6 35FP B20K 0051 418 F300 5...

Страница 29: ...29 DN F300 WIRING DIAGRAM W01 CONTROL PCB CN01 CN03 CN05 CN02 CN06 W09 CN10 I O PCB POWER SW PCB W06 VR PCB CN09 JACK PCB USB PCB SD CARD PCB W03 W05 W10 W02...

Страница 30: ...30 DN F300 EXPLODED VIEW E2 model E3 model Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacturer WARNING...

Страница 31: ...L 100 300 2711 1 15 941419002530P SENSOR COVER 100 300 2712 1 16 941412002540P JOG TUNING KNOB 100 300 2721 2 17 941409002560P SIDE FIXED RACK 300 UDJ1 1604 2 18 941403002550P TOP COVER 300 300 1752 1...

Страница 32: ...32 DN F300 PACKING VIEW...

Страница 33: ...1 5 941533002930P POLYFOAM B 506 300 563B 1 6 nsp I B ASS Y E2 701 DF300E2 4634 1 6 nsp I B ASS Y E3 701 DF300E3 4635 1 6 1 941612001870S 2P RCA CORD L 1500mm 408 S700 099 1 6 2 941429003070P IM DISC...

Страница 34: ...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 WARNING DO NOT return the unit to the...

Страница 35: ...2 20K B R204 0 AD5V A D G N D 1 2 3 4 5 SW 204 P U SH C 225 4700P C 226 4700P E N 2A E N 2B L 201 FB R 221 220 R 222 150 R 223 220 R 224 220 R 225 220 R 226 150 3 3V K R2 K R3 K R4 K R5 EN1A 1 2 3 4 5...

Страница 36: ...23 VOUTR 24 VDDO 25 VOUTL 26 VSSO 27 Vref D 28 IC101 UDA1345TS C801 104 C811 104 C808 104 C803 104 C804 104 C806 104 C802 47 16 C805 10 25 C807 100 10 C810 47 16 C809 100 10 R808 1 R807 1 R806 1 R803...

Страница 37: ...7 D8 D9 D10 D11 D12 D13 D14 D15 D0 D1 D2 D3 D4 D5 D6 8 D 7 D D9 D10 D11 D12 D13 D14 D15 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 TP16 TP15 TP25 TP28 TP20 TP1 TP2 TP3 TP4 TP5 TP30 TP31 TP3...

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