Marantz-CDR420-cd-sm 电路图 维修手册.pdf

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1、 Service CDR420/U1B Manual Please use this service manual in conjunction with the user guide ( D.F.U. ). CDR420/U1B Part no. 90M19AK855020 (99-20-420S) Revised 2005.10 MLI RadioFans.CN 收音机爱 好者资料库 TABLE OF CONTENTS SECTION PAGE 1. Specifications . 3 2. Firmware update procedure . 5 3. CDR420 Disassem

2、bly 9 4. Wiring diagram . 14 5. Block diagram . 20 6. Schematic diagram. 21 7. Parts location . 30 8. Microprocessor and IC data. 36 9. Mechanical parts list . 54 10. Electrical parts list. 57 11. Addendum A . 73 2 RadioFans.CN 收音机爱 好者资料库 3 1. CDR420 Specifications Digital Audio System System. Hard

3、Disk Recorder Recording media.2.5” 20GB HDD Burning CD media. CD-R, CD-RW discs Recording audio format MP3 (.mp3).MPEG Audio Layer 3 compression WAVE (.wav). 16 bit linear PCM Recording bit rate MP3 Stereo.320, 256, 160, 128, 80, 64 kbps MP3 Mono. 160, 128, 80, 64, 40, 32 kbps Sampling frequency.44.

4、1 kHz Number of channels.2 (stereo), 1 (mono) Frequency response.20,000 Hz (-0.5dB) Inputs/Outputs MIC/LINE IN L/R Type.XLR (1:GND, 2:HOT, 3:COLD) ” T-R-S phone jack Input sensitivity/Impedance.500 mVrms/2k ohms Signal-to-Noise ratio (IEC-A weighted) .80 dB Total Harmonic Distortion (0dB, PCM).0.05%

5、 Input Sensitivity/Impedance .1 mVrms/2k ohms Signal-to-Noise ratio (IEC-A weighted) .60 dB Total Harmonic Distortion (0dB, PCM).0.2% AUX IN L/R Input Sensitivity/Impedance .1 Vrms/23k ohms Signal-to-Noise ratio (IEC-A weighted) .87 dB Total Harmonic Distortion (0dB, PCM).0.05% LINE OUT L/R Type.RCA

6、 jack Standard level/Impedance.1 Vrms/2k ohms MIX OUT L/R Type.RCA jack Standard level/Impedance.1 Vrms/2k ohms DIGITAL IN/OUT Type.RCA jack Standard output level/Impedance.0.5 Vp-p/75 ohms Sampling frequency.44.1 kHz KEYBOARD. PS2 USB. USB Type B General Headphone Output (10% THD) .70 mW/32 ohms Sp

7、eaker Output.1.7 W/8 ohms Phantom power.+48V, 10mA Power requirement.AC100V-240V, 50/60 Hz Power consumption (maximum). 12V, 1.4A Dimensions (maximum) Width . 279 mm (11.0”) Height . 102 mm (4.0”) RadioFans.CN 收音机爱 好者资料库 4 Depth. 229 mm (9.0”) Weight. 2.5 kg (5 lbs. 8 oz.) Included accessories AC ad

8、aptor .1 Stereo audio cable .2 User Guide .1 Optional accessories* Lead Acid battery pack.RPS420 Carrying bag.PRC300 Attach carrying case.CA300 *See www.d- for details. *Specifications subject to change without notice. 5 2. Firmware Update procedure The Firmware update procedure is accessed by keepi

9、ng both the Jog wheel button and the Standby switch activated until the “?” icon starts blinking during the CDR420 boot up sequence. When the mode is entered, screen FW1 will be displayed. If the user places the device into Firmware update mode, the following sequence of screens will occur. No regul

10、ar system functions can be accessed until the system has finished the firmware update procedure. *Note: The firmware image must be placed in a folder named “System” on the HDD or CD for the CDR420 system to recognize it. * For the firmware update procedure to operate, the system must have passed all

11、 power on tests, and the new version of firmware must have already been placed on the HDD or a CD for the CDR420 to read. A CD can be placed in the drive after the mode has been entered, and the system will scan it for a valid firmware image. Screen #FW1 Display Firmware Update display This screen d

12、isplays the current version of the firmware programmed in the unit. PROG REPEAT -R W S T A N D B Y R L dB-50 -30-22-16-12-4-8OVER0 Once the mode has been entered, the system will scan the CD for a valid firmware image. If a valid version is located on the CD, the system will copy this version to the

13、 HDD. Once placed on the HDD, the system will commence loading the image into the FLASH memory of the system and display screen #FW2. If no firmware is found on the CD, the system will search the HDD for a valid firmware image. If one is found on the HDD, the system will display screen #FW2 and star

14、t loading the image into FLASH memory. If there is no firmware on the HDD, or on the CD in the drive (and the system will eject the CD), or no CD in the drive, the system will display an Error Screen, then jump to screen #FW3. Active Icons Description Active Buttons Description Display time out Next

15、 Screen Default value 1 second FW2 or ER1 FW3 n/a 6 Screen #FW2 Firmware detected screen PROG REPEAT -R W S T A N D B Y R L dB-50 -30-22-16-12-4-8OVER0 HD Active Icons Description HD Solid on while system checks HD for Firmware CD Solid on while system checks CD for Firmware Active Buttons Descripti

16、on Display time out Next Screen Default value 1 second FW6 n/a Screen #FW3 Insert Firmware screen PROG REPEAT -R W STANDBY HD OVER0-22-16-12-4-8-50-30 L dB R Active Icons Description HD Solid on Active Buttons Description Jog Wheel +/- Toggles selection between “FW3” and “FW4” Jog Enter Instructs sy

17、stem to retry search for Firmware Display time out Next Screen Default value Until CD inserted FW1 MS1 MS13 FW6 n/a After a CD is inserted, the system will automatically commence searching it for a valid firmware image. If a CD without firmware is installed in the system, it will be ejected, and an

18、error screen will be displayed. 7 Screen #FW4 Exit Firmware Update screen PROG REPEAT -R W STANDBY HD OVER0-22-16-12-4-8-50-30 L dB R Active Icons Description HD Solid on Active Buttons Description Jog Wheel +/- Toggles selection between “FW3” and “FW4” Jog Enter Exits the firmware update mode. Disp

19、lay time out Next Screen Default value Indefinite MS2 MN1 n/a Screen #FW6 Firmware Updating screen PROG REPEAT -R W STANDBY R L dB-50-30-22-16-12-4-8OVER0 Working Active Icons Description Working Blinks at a 1Hz rate during update Active Buttons Description Display time out Next Screen Default value

20、 Until process done FW7 n/a This process takes approximately 30 seconds to complete. 8 Screen #FW7 Firmware Updated screen This screen displays the updated version of the firmware programmed in the unit. PROG REPEAT -R W S T A N D B Y OVER 0-22-16-12-4-8-50-30 L dB R Active Icons Description Active

21、Buttons Description Display time out Next Screen Default value 2 seconds Standby mode n/a If a problem occurs during the Firmware update procedure, the system will display “F/W VR1.30 BAD” continuously. The user will have to reboot the system to attempt reloading the firmware. After the firmware upd

22、ate is successful, the system will place itself in standby mode. 9 3. CDR420 Disassembly CDR420 disassembly (STEPS 1-8) For reassembly follow process in reverse installing instead of removing each part (STEPS 8-1). 1- Remove 3 Screws from bottom of backpanel ( use #2 Philips head) 2- Remove 4 Screws

23、 from bottom panel and remove bottom panel (use #2 Philips head) 10 3- Remove 8 screws from internal brackets (use #2 Philips head) 4- To remove slotted bracket disengage plastic tap 1. KOA Corporation Part No. (MJI) Type No. (KOA)Description 00MNH05 140RF25S J(5% 1/4W) 00MNH05 120RF50S J(5% 1/2W) 0

24、0MNH85 110RF73B2A J(5% 1/10W) 00MNH95 140RF73B2E J(5% 1/4W) 2. Matsushita Electronic Components Co., Ltd Part No. (MJI) Type No. (MEC)Description 00MNF05 140ERD-2FCJ (5% 1/4W) 00MRF05 140 00MNF02 140ERD-2FCG (2% 1/4W) 00MRF02 140 Examples ; Resistance value 0.1 . 00110 . 1001 k .102 100 k. 104 0.5 .

25、 00518 . 1802.7 k .272 680 k. 684 1 . 010100 . 10110 k .1031 M. 105 6.8 . 068390 . 39122 k .223 4.7 M. 475 PARTS INFORMATION RESISTORS 1) 00MGD05 140, Carbon film fixed resistor, 5% 1/4W 2) 00MGD05 160, Carbon film fixed resistor, 5% 1/6W Examples ; Resistance value 0.1 . 00110 . 1001 k .102 100 k.

26、104 0.5 . 00518 . 1802.7 k .272 680 k. 684 1 . 010100 . 10110 k .1031 M. 105 6.8 . 068390 . 39122 k .223 4.7 M. 475 Note : Please distinguish 1/4W from 1/6W by the shape of parts used actually. CAPACITORS CERAMIC CAP. 3) 00MDD1 370Ceramic capacitor Disc type Temp.coeff.P350 N1000, 50V Examples ; Tol

27、erance (Capacity deviation) 0.25 pF . 0 0.5 pF . 1 5%. 5 Tolerance of COMMON PARTS handled here are as follows : 0.5 pF5 pF . 0.25 pF 6 pF10 pF . 0.5 pF 12 pF560 pF. 5% Capacity value 0.5 pF .0053 pF .030 100 pF . 101 1 pF .01010 pF .100 220 pF . 221 1.5 pF .01547 pF .470 560 pF . 561 CERAMIC CAP. 4

28、) 00MDK16 300,High dielectric constant ceramic capacitor Disc type Temp.chara. 2B4, 50V Examples ; Capacity value 100 pF .101 1000 pF .10210000 pF.103 470 pF .471 2200 pF .222 ELECTROLY CAP. ( ). 5) 00MEA 10,Electrolytic capacitor One-way lead type, Tolerance 20% Examples ; Capacity value 0.1 F.1044

29、.7 F .475100 F .107 0.33 F.33410 F .106330 F .337 1 F.10522 F .2261100 F .118 2200 F .228 Working voltage 6.3V.00625V .025 10V.01035V .035 16V.01650V .050 6) 00MDF15 350Plastic film capacitor 00MDF15 310One-way type, Mylar 5% 50V 00MDF16 310Plastic film capacitor One-way type, Mylar 10% 50V Examples

30、 ; Capacity value 0.001 F(1000 pF) . 1020.1 F.104 0.0018 F. 1820.56 F.564 0.01 F. 1031 F.105 0.015 F. 153 Capacity value Tolerance Capacity value Resistance value Working voltage Capacity value Capacity value NOTE ON SAFETY FOR FUSIBLE RESISTOR : Resistance valueResistance value (0.1 10 k) Resistanc

31、e value Resistance value ANT .: ANTENNABATT .: BATTERY CAP .: CAPACITORCER.: CERAMIC CONN.: CONNECTINGDIG.: DIGITAL HP: HEADPHONEMIC.: MICROPHONE -PRO: MICROPROCESSORREC.: RECORDING RES.: RESISTORSPK: SPEAKER SW: SWITCHTRANSF . : TRANSFORMER TRIM.: TRIMMINGTRS.: TRANSISTOR VAR.: VARIABLEXTAL: CRYSTA

32、L ABBREVIATION AND MARKS FILM CAP. ( ) NOTE ON SAFETY : SymbolFire or electrical shock hazard. Only original parts should be used to replaced any part marked with symbol . Any other component substitution (other than original type), may increase risk of fire or electrical shock hazard. NOTE ON FUSE

33、: Regarding to all parts of parts code 00MFS20 xxx2xx, replace only with Wickmann-Werke GmbH, Type 372 non glass type fuse. 040623ecm 57 10. ELECTRICAL PARTS LIST P.C.B. NAME POS. NO. VERS. COLOR PART NO. (MACK) PART NAMEDESCRIPTION PM01MPM01M46420-419.500CDR-420CONTROL BOARD ASSY. PM01MBATT140-03-0

34、16LITHIUM BATTERY3V BUTTON PM01MBATT1 40-99-007BATTERY HOLDERBATTERY HOLDER, SM PM01MC112-30-100-16CAP. TANT, SM10UF, 16V, B CASE PM01MC212-30-470-10CAP. TANT, SM47UF,10V PM01MC3 12-20-4700PFCAP, CER, 08054700PF, 50V, 5%, NPO PM01MC412-20-022CAP, CER, 080510UF, 6.3V, 10%, X5R PM01MC512-20-220PFCAP,

35、CER, 0805220PF, 50V, 5%, NPO PM01MC612-30-100-16CAP. TANT, SM10UF, 16V, B CASE PM01MC712-20-.47UFCAP, CER, 08050.47uF, 16V, 10%, X7R PM01MC8 12-20-.01UFCAP, CER, 0805.01UF, 25V, 5% PM01MC912-20-010CAP, CER, 08050.1uF, 50V, 20%, Z5U PM01MC1012-30-101-6.3CAP. TANT, SM100UF, 6.3V, D SIZE CASE PM01MC111

36、2-26-010CAP, CER, 18122.2UF, 50V, 5%, 1812 PM01MC1212-30-100-35CAP. TANT, SM10UF,35V PM01MC1412-30-101-6.3CAP. TANT, SM100UF, 6.3V, D SIZE CASE PM01MC1512-23-033CAP, CER, 0805.001UF, 10%, 16V, X7R PM01MC1612-20-010CAP, CER, 08050.1uF, 50V, 20%, Z5U PM01MC1712-10-207CAP. ELEC. RADIAL1000uF,16V 20% .200 PM01MC1812-1210-105-50CAP. CER, 12101UF, 10%, 50V, X7R PM01MC1912-20-010CAP, CER, 08050.1uF, 50V, 20%, Z5U PM01MC2012-1210-105-50CAP. CER, 12101UF, 10%, 50V, X7R PM01MC2112-24-043CAP, CER, 120610UF, 10V, 20%, Y5V PM01MC2212-24-043CAP, CER, 120610UF, 10V,