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Illustration is DM-5090. *Refer to parts list on page 40. 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.
1050MD/DM-5090/DM-9090 EXTERNAL VIEW Knob Knob Knob KENWOOD badge Front glass Panel Assy (K27-2178-04) (K29-6700-03) (K29-6695-14) (B43-0302-04) (B10-2362-04) (A60-1258-02) REC LEVEL REC BALANCE STEREO MINIDISC RECORDER DM-9090 JOG DIAL ¢ REC MODE /CHARA. ENTER POWER - O N – OFF EDIT/...
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X25-5940-11: DM-5090(T,E) X25-5940-XX -02: DM-5090(J) -12: DM5090(K,M,T,E) MECHA: MDM-04 (X33-1100-00) X32-3470-00: DM-9090 ONLY SM5842 KAN05 IC7-14 IC181 24bit DIGITAL ANALOG ANALOG HEAD DRIVER RESOLUTION 20bit(24bit) D/A CONV. ANALOG D.P.A.C. DIGITAL FILTER RECORDING ANALOG HEAD IN/OUT DISC IC8 CS5335 256fS 20bit ANALOG TEMP.
1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 1. Mechanism microprocessor : uPD784215GF508 (X25- , IC31) 1-1 Pin description Name Description N.C. EXLAT Output port of latch signal to IC32 (TC74HC4094) EXCK Clock output port to IC32 (TC74HC4094) SRAM WR SRAM WR SRAM CS L; SRAM enable...
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION Name Description RESET Microprocessor hard reset Remocon signal input terminal XINT Input port of interrupted status from CXD2652AR (IC2) Microprocessor chip enable H; Enable / L; disable SQSY Input port of sub code Q from CXD2652AR (IC2)
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 1-2. Initialization 1-3. Switch control table POWER = ON (DM-9090,DM-5090) INI SW1 AVref(0.8~1.0AVref) Mecha. u-COM MODE REC INPUT = ANALOG 0.7AVref(0.6~0.8AVref) AUTO/MANUAL = AUTO 0.5AVref(0.4~0.8AVref) DMF-7002S (J type) 0.3AVref(0.2~0.4AVref) DM-9090 FADE = OFF 0.0AVref(0.0~0.2AVref) DM-5090 PLAY MODE...
1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 2-2 Pin description (uPD784035GC) Name Description SCLK Text data read clock N.C. No used XMODE Text data decoder reset L: Power Down N.C. No used RESET Reset signal input Microprocessor power supply 9,10 X2,1 12.5MHz oscillator 12~20 N.C.
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 3. Test mode of the unit 4. Mechanism test mode 3-1 Setting of the test mode 4-1 Setting the test mode While pressing the [STOP] key, plug the AC power cord Connect a plug of AC power cord to an outlet of AC, while into the AC wall outlet.
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 2. Change the playback point. 2. The DELETE key can be pressed at any time to stop the (1) Press the ENTER key during continuous playback. The recording. display then changes as follows. 3. An erasure prevention control is not detected in the test mode.
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 4-7 Precaution on use of test mode 5) Take care that VC and GND (ground) are not connected on the oscilloscope when two or more signals are moni- An erasure prevention control is not detected in the test tored on the oscilloscope.
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION Don't output the laser power of 7.0mW more than 15sec. 6. Press the ENTER key to display "EFB=##XSAVE" momentarily. After that, "EF=$##MOR" is displayed. 7. Next turn the JOG DIAL to display "LDPWR CHECK". (Laser power READ power, focus servo ON, tracking 8.
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1050MD/DM-5090/DM-9090 CIRCUIT DESCRIPTION 2. The C1 error rate fluctuates. Therefore, perform the (Traverse waveform) adjustment according to the observed mean value. C1 error Specification : A = B 16. Press the ENTER key to display “EFB=##XSAVE” momentarily and save the adjustment result in non- volatile memory.
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COAX DM-9090 OPT. DM-5090 DM-9090 DIGITAL INPUT 1 DM-5090 POWER SUPPLY UNIT MD MECHA. COAX (X00-2840-01) (B/2) (D40-1533-X5) DM-9090 2 DM-5090 PRIMARY UNIT (X00- ) (A/2) COAX : AC100V 50/60Hz DIGITAL (GRY) : AC120V 60Hz OUTPUT : AC110-120V/220-240V~ 50/60Hz OPT. (T,E) : AC230V~ 50Hz SL16...
PC BOARD(Component side view) MD mechanism unit (X33-1100-00) Signal processing unit (X32-3470-00) Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD(Component side view) MD control circuit unit (X29-2580-00) Electric unit (X25-5940-12) Refer to the schematic diagram for the value of resistors and capacitors.
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PC BOARD(Component side view) Power supply unit (X00-2840-51) Display unit (X14-4380-00) Refer to the schematic diagram for the value of resistors and capacitors.
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A MECHA. (D40-1533-*5) (X33-1100-00) HEAD DRIVER (5V) < > (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>...
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DADT X25- M+5V LRCK M+5V M+5V LOAD-IN LOAD-OUT STOP +3.3V 3.3V PLAYBACK RECORD < > MEASUREMENT IMPOSSIBLE H+5V H+5V PLAYBACK DOUT PLAYBACK(DIGITAL OUTPUT) RECORD RECORD(DIGITAL INPUT) C196 512FS GND LINE +B LINE HGND -B LINE 1050MD/DM-5090/DM-9090 (1/3) 1050MD/DM-5090/DM-9090 H+5V Y22-7000-00...
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ELECTRIC UNIT (X25-594X-XX) -33V DIGITAL PLAY 1.7V H GND IC38 BUFFER 512fs 3.4V 4.9V R319 D OUT 100K 3.3V H+5V 3.4V 1.1V MEMORY D IN 4.9V CHIP 1.6V 3.3V SELECT CONTROLLER LOAD-OUT 5.0V R389 IC34 LOAD-IN 2.4V M+5V 1.7V LRCK MECHA.
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to The DC voltage is an actual reading measured with a high impedance type voltmeter. The parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type measurement value may vary depending on the measuring instruments used or on the CN10 and rating fuse(s).
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MUTE ON:2.1V : UDZ6.2B OFF:-7.7V -12V -12V : UDZ18B : UDZ15B : DAP202U DM-9090 DM-5090 +12V X00-B/2 X00-A/2 DIGITAL RECORD LINE (DIGITAL INPUT) DIGITAL PLAYBACK LINE (DIGITAL OUTPUT) DIGITAL LINE GND LINE +B LINE 1050MD/DM-5090/DM-9090 (2/3) -B LINE 1050MD/DM-5090/DM-9090 Y22-7000-00...
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PROCESSOR UNIT (X32-3470-00): DM-9090 ONLY CAUTION: For continued safety, replace safety critical compo- nents only with manufacturer's recommended parts (refer to 2.5V parts list). indicates safety critical components. For continued IC7,9,11,13 D-LATCH 10.9V protection against risk of fire, replace only with same type and R177 +11V 3.3K...
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DISPLAY UNIT (X14-4380-00) (B/5): DM-9090 ONLY OVER (-dB) REPEAT FADE ANALOG DIGITAL TITLE MONO 32kHz SEARCH OVER (-dB) MONITOR SINGLE COPY 44.1kHz MANUAL TOTAL 48kHz A.PAUSE REMAIN (1G-12G) 1.8K U+5V -15.7V (X14- ) (C/5) (X14- ) (A/5) -15.3V AM16 AM33 AM15 AM34 AM14...
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AC19V EUROPE 2-71 L07-2270-05 MUTE CN12 U.K. AUDIO MAIN POWER AC19V AUDIO L-VAL AC10V SYSTEM R43 1K L-FIX AC5.9V 2.7K 1050MD/DM-5090/DM-9090 (3/3) AC10V SYSTEM (X00-285X-XX) 10.9V 22u16 +12V AC30V (B/2) PHONES X25- (2/2) SHIELD BUFFER LEVEL -CN1 -VFL -11.6V (RED)
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1050MD/DM-5090/DM-9090 EXPLODED VIEW (MECHANISM) : N39-1745-46 ø2.6x10 : N09-2817-05 M1.7x4.5 : N82-2004-46 M1.7x2 : N09-3104-05 ø2x4 : N89-2008-46 M1.7x3 : N09-3279-05 ø2x8 : N89-2606-45 ø2x6 : N09-4145-05 ø2.6x6(BLK) ADx2 (B/2) AFx2 X29-2580-00 (A/2) X33-1100-00 Slit When assembling a mechanism, adjust "slit A and slit B "...
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AC110- AC220- 120V~ 240V~ SYSTEM CONTROL OPTICAL REC IN (B/2) MAIN POWER DIGITAL X33-1100- LINE PLAY OUT (A/2) ø 3x8 : N09-3324-05 X25-5940-02 ø 3x10 : N89-3010-41 (B/2) ø 3x8 FLAT : N09-1445-05 ø 2.6x8 : N82-2608-46 ø 3x8(BLK) : N89-3008-45 ø...
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Parts No. Description Ref. No Parts No. Description ress Parts nation marks marks ress Parts nation 1050MD/DM-5090 T2: GOLD H50-2429-04 ITEM CARTON CASE H50-2556-04 ITEM CARTON CASE A01-3342-11 METALLIC CABINET H50-2557-04 ITEM CARTON CASE A01-3369-01 METALLIC CABINET KMTE A09-0362-08 BATTERY COVER...
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ELECTRO 47UF 16WV L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii) T : Europe...
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RK73FB2A221J CHIP R 1/10W L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii) T : Europe...
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RK73FB2A473J CHIP R 1/10W L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii) T : Europe...
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ZENER DIODE UN5219 DIGITAL TRANSISTOR L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii)
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C143-146 CQ93FMG1H391K MYLAR 390PF L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii) T : Europe...
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R92-0670-05 CHIP R 0 OHM L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii)
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(MAIN) G13-0560-08 CUSHION L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD L : Scandinavia K : USA P : Canada R : Mexico 1 : 1050MD Y : PX(Far East, Hawaii) T : Europe...
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14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150 Japan under differing local conditions. This manual is based on Europe (E) standard, KENWOOD SERVICE CORPORATION and provides information on regional circuit modification through use of alter- P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A.