Kenwood DMF-3020 Service Manual
Stereo minidisc recorder
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Also See for DMF-3020:
- Instruction manual (56 pages) ,
- Service manual (25 pages) ,
- Instruction manual (55 pages)
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Instruction Manual
STEREO MINIDISC RECORDER
DMF-3020/3020(S)/5020
MD-203
SERVICE MANUAL
KENWOOD badge
Front glass
(B43-0302-04)
(B10-3426-03)
STEREO MINIDISC RECORDER
POWER
TIMER
STANDBY
REC OFF PLAY
- ON – OFF
Knob
Indicator
(K27-2178-04)
(B12-0353-04)
Metallic cabinet
(A01-3635-01)
LINE
REC
IN
PLAY
OUT
(VARIABLE)
L
R
Phono jack
(E63-1065-05)
In compliance with Federal Regulations, following are
reproductions of labels on, or inside the product relating to
laser product safety,
Refer to 1050MD/DM-5090/DM-9090 service manual
(B51-5387-00) if you see the mechanism test mode.
Filter
(B11-0376-04)
MONITOR
TITLE INPUT
REC INPUT
/DELETE
Knob
(K29-7412-02)
Optic receiving module
(W02-1181-05)
L
R
Miniature phono jack
(E11-0293-05)
Escutcheon *
Knob
(B07-)
(K29-7412-02)
0
7
1
DISC LO ADING ME CHANISM
JOG DIAL
REC MODE/CHARAC.
SET
4
Knob
(K29-7536-04)
Oscillating module
(W02-1114-05)
SYSTEM
DIGITAL
CONTROL
REC
PLAY
IN
OUT
1 OPT.
2 COAX.
COAX.
OPT.
Phono jack
(E63-0160-05)
KENWOOD-Corp. certifies this equipment conforms to
DHHS Regulation No.21 CFR 1040.10, Chapter 1,
Subchapter J.
DANGER : Laser radiation when open and interlock
defeated.
AVOID DIRECT EXPOSURE TO BEAM.
1998-9/B51-5480-00 (K/K) 2945
©
Knob
Panel
(K29-7354-14)
(A60-1530-11)
REC LEVEL
3
MIN
MAX
¡
REC
EDIT/SPACE
PHONES
OUTPUT
ENTER
LEVEL
/TIME DISPLAY
¢
Phone jack *
(E11-)
AC power cord *
(E30-)
Power cord bushing
(J42-0083-05)
Illustration is DMF-3020.
* Refer to parts list on page 23.
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Summary of Contents for Kenwood DMF-3020
- Page 1 Illustration is DMF-3020. * Refer to parts list on page 23. In compliance with Federal Regulations, following are KENWOOD-Corp. certifies this equipment conforms to reproductions of labels on, or inside the product relating to DHHS Regulation No.21 CFR 1040.10, Chapter 1, laser product safety, Subchapter J.
- Page 2 (E30-0505-05) (E30-2733-05) (B19-1529-05) Remote control unit (1) Remote control unit (1) Batteries (2) RC-M0705 (For DMF-5020) RC-M0302 (For DMF-3020/MD-203) R03 ("AAA"-size) batteries (For RC-M0705) (A70-1238-05) (A70-1239-05) R6 ("AA"-size) batteries (For RC-M0302) Battery cover (A09-1116-08) Battery cover (A09-0374-08) Cautions Note related to transportation and...
- Page 3 Display / Main unit Description of main unit keys POWER key SET key : Press to turn the unit ON and OFF. : For use in setting the editing result and input title in memory. : The unit may enter the standby mode when the POWER key : When pressed in the recording pause mode, the MEMORY is pressed to turn it ON.
- Page 4 Remote control unit (DMF-3020/MD-203) Remote control unit (DMF-5020) The remote control unit incorporates the basic operation keys as well as a variety of applied operation keys so that it can be The remote control unit incorporates the basic operation keys as well as a variety of applied operation keys so that it can be used in a wide range of purposes.
- Page 5 NON REG: 16V AUDIO IC23 LC7571ONE ANALOG +3.3V FL DOT MATRIX CM1777M DRIVER DIGITAL HEAD MOTOR SYSTEM SHUNT MATRIX LINE POWER SRAM +5V FILTER BACK-UP TRANSFORMER u-COM VDD IC34 TIMER SW u-COM +5V 256K SRAM REMOTE CONTROL SENSOR FL AC DMF-3020/5020...
- Page 6 Power supply (Microprocessor) 36:MNT3 POWER Power terminal H; Power ON MUTE Mute control output L; Mute ON 66:SWDT INISW2 Destination selector L; DMF-3020/5020 67:SCLK SCHNG E2PROM data IN/OUT change-over H; SDA output 20:XLAT SBUSY 16 serial busy 65:SRDT SDATA 16 serial data...
- Page 7 = 0 (-55 dB) PCM3002E, PCM3003E (X25: IC8) Zero Power supply CLOCK detect REC END WRITE = ON 2-1 PIN DESCRIPTION DRIVE = ON (PCM3002E: DMF-3020,MD-203) Vcc2 Vcc1 SYSCK PRESET TITLE = PRE1 : Pops AGND2 AGND1 DGND1 ZERO PIN PIN NAME I/O...
- Page 8 PC BOARD (Component side view) Refer to the schematic diagram for the value of resistors and capacitors.
- Page 9 PC BOARD(Component side view) DIGITAL REC IN DIGITAL PLAY OUT LINE OPT. COAX. COAX. OPT. OUTPUT INPUT SYSTEM CONTROL CODEC R137R138 R134 C177 R242 C147 R203 R205 C139 R262 W123 R207 R148 R193 C149 R144 C180 W291 R146 C151 R209 C165 C140 C166...
- Page 10 MECHA. (D40-1533- (X33-1100-00) HEAD (5V) DRIVER (0V) DRAM CN104 HR901 OVER WRITE HEAD (0V) (0V) 0V (3.2V) <3.2> 3.3V CN103 3.3V 3.3V C184 +3.3V +3.3V +3.3V 22u8 3.3V C124 1.8V (2.5V) 0.3V (2.8V) <2.5V> <2.87V> (0V) 1.6V <1.7V> 0.5V 0V (2.2V) <2.2V> R125 100 PROM 5.1V...
- Page 11 MGND RECORDING. R124 DADT M+5V LRCK M+5V M+5V LOAD-IN LOAD-OUT +3.3V 3.3V STOP PLAYBACK H+5V DIGITAL IN H+5V RECORD DOUT MEASUREMENT IMPOSSIBLE DIGITAL OUT PLAYBACK C196 RECORD 512FS GND LINE HGND +B LINE -B LINE DMF-3020/3020(S)/5020/MD-203 H+5V Y22-7872-70 DMF-3020/5020 (1/3)
- Page 12 ELECTRIC UNIT (X25-618X-XX) (A/5) DIGITAL BUFFER IC38 H GND 512fs 5.2V 1.7V D OUT 4.9V 2.5V H+5V 3.3V 0.8V D IN 3.3V +3.3V +3.3V 4.9V 1.2V 3.3V 100K LOAD-OUT 1.7V GND 11 MEMORY MECHA. CHIP LOAD-IN -MBL-3 4.9V SELECT 2.4V M+5V CONTROL LRCK...
- Page 13 R170 INVERTER (MASTER CLOCK) R145 +3.3V IC22 3.3V (1/6) R184 R183 DIGITAL C128 C127 100P 100P 100K C172 R162 INVERTER 4.9V R176 IC34 R101 1.7V 3.3V 3.2V S RAM 22.5792MHz R100 C170 IC33 (BOTTOM VIEW) R178 100P R163 DIGITAL 8BIT MEMORY IC22 LATCH 1.5V...
- Page 14 Q17-20 U.S.A. 1.25A CONTROL 0-11 150P 0.027 YES NO PCM3002E E11-0127-05 (1/2) C150 125V CANADA MUTE R206 IC13,14 DMF-3020 (X25-618X-XX) 59KHz LPF R149 DESTINATION C149, C153, C178, C185, D35, R168,169, R203, R205, W61,76,136,154, W108,111,128,147, UNIT No. R163 221,223 148,155,189 COUNTRY ABB.
- Page 15 DMF-5020 (X25-6182-71) DMF-3020 (X25-618X-XX) MD-203 (X25-6180-11) DMF-3020(S) (X25-6180-11) DESTINATION DESTINATION DESTINATION DESTINATION UNIT No. Q29 R238 UNIT No. D37 Q29 R238 UNIT No. R238 UNIT No. R238 COUNTRY ABB. COUNTRY ABB. COUNTRY ABB. COUNTRY ABB. U.K. JAPAN 0-00 U.S.A. EUROPE...
- Page 16 DMF-3020/3020(S)/5020/MD-203 EXPLODED VIEW (MECHANISM) : N09-2817-05 M1.7x4.5 : N39-1745-46 ø2.6x10 : N09-3104-05 ø2x4 : N82-2004-46 M1.7x2 : N09-3279-05 ø2x8 : N89-2008-46 M1.7x3 : N09-4145-05 ø2.6x6(BLK) : N89-2606-45 ø2x6 ADx2 (B/2) AFx2 X29-2580-00 (A/2) X33-1100-00 Slit When assembling a mechanism, adjust "slit A and slit B "...
- Page 17 RC-M0705 X33-1100-00 ø3x8 FLAT : N09-1445-05 RC-M0302 ø3x8 : N09-3275-05 DIGITAL ø3x8 : N09-3324-05 PLAY ø4x8 : N09-3477-05 ø2.6x8 : N82-2608-46 ø3x6 : N89-3006-46 ø3x8 (BLK) : N89-3008-45 SYSYEM ø3x8 : N89-3008-46 CONTROL LINE ø3x30 : N89-3030-46 ø2.6x6(BLK) : N89-2606-45 (29P) (19P) (19P)
- Page 18 Description Ref. No Parts No. Description ress Parts nation marks ress Parts nation marks H10-7530-12 POLYSTYRENE FOAMED FIXTURE DMF-3020/3020(S)/5020/MD-203 H10-7531-12 POLYSTYRENE FOAMED FIXTURE H25-0232-04 PROTECTION BAG (235X350X0.03) EK1P1 A01-3635-01 METALLIC CABINET EK1P1 H25-0232-04 PROTECTION BAG (235X350X0.03) E1E2 A01-3635-01 METALLIC CABINET...
- Page 19 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
- Page 20 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
- Page 21 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
- Page 22 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
- Page 23 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
- Page 24 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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Page 25: Specifications
Weight (Net) ............... 4.0 kg (8.8 lb) 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. 2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).