Marantz CDR500 F1B Service Manual
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Marantz CDR500 F1B Service Manual

Cd recorder/cd player
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Service
Manual
REMARK : This service manual explains them by extracting specifications designed for the
model CDR500 only. The explanation for CD-R module "MAR775" (Loader : CDL4009' +
CD-R Main board) is not mentioned on this service manual.
The CD-R module infor mation is descr ibed in the ser vice manual of CD-R modules
<MAR770/MAR775>.
SECTION
MAIN UNIT
1.1 Servicing the CDR500 .......................................................................................................................... 1-1
1.2 TECHNICAL SPECIFICATIONS .......................................................................................................... 1-3
1.3 WARNINGS .......................................................................................................................................... 1-4
1.4 SERVICE HINTS .................................................................................................................................. 1-5
1.5 TOOLS ................................................................................................................................................. 1-5
1.6 SIAGNOSTIC SOFTWARE .................................................................................................................. 1-6
1.7 FAULTFINDING TREES .................................................................................................................... 1-10
1.8 FAULTFINDING GUIDE ..................................................................................................................... 1-16
1.9 WIRING DIAGRAM ............................................................................................................................ 1-33
1.10 BLOCK DIAGRAM .............................................................................................................................. 1-35
1.11 SCHEMATIC DIAGRAM AND PARTS LOCATION ............................................................................ 1-37
1.12 EXPLODED VIEW AND PARTS LIST ................................................................................................ 1-43
1.13 ELECTRICAL PARTS LIST ................................................................................................................ 1-46
MAR1250 ( CD MODULE )
2.1 WIRING DIAGRAM .............................................................................................................................. 2-1
2.2 SCHEMATIC DIAGRAM ....................................................................................................................... 2-3
2.3 PARTS LOCATION ............................................................................................................................ 2-11
2.4 EXPLODED VIEW AND PARTS LIST ................................................................................................ 2-15
2.5 ELECTRICAL PARTS LIST ................................................................................................................ 2-17
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Printed in Japan
CD RECORDER/CD PLAYER CDR500
CDR
PLAY MODE
IR
Recordable
ReWritable
STORE
REC LEVEL/SELECT
STANDBY
ERASE
REC.
MENU
POWER
MODE
DELETE
FINAL
INPUT
CANCL
PUSH ENTER
TABLE OF CONTENTS
CDR500
CDR500 /
CD Recorder/CD Player
CD
TIME
TEXT
PROG
HEADPHONE
LEVEL
0
10
F1B, /N1B, /U1B
PAGE
R
388K855010 MIT
3120 785 22420
First Issue 2001.02

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Summary of Contents for Marantz CDR500 F1B

  • Page 1 Service CDR500 / F1B, /N1B, /U1B Manual CD Recorder/CD Player CD RECORDER/CD PLAYER CDR500 PLAY MODE Recordable ReWritable STORE REC LEVEL/SELECT STANDBY ERASE REC. MENU TIME TEXT PROG POWER MODE HEADPHONE LEVEL DELETE FINAL INPUT CANCL PUSH ENTER REMARK : This service manual explains them by extracting specifications designed for the model CDR500 only.
  • Page 2 MARANTZ Parts for your equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specified.

  • Page 3: Servicing The Cdr500

    1.1 Servicing the CDR500 1.1.1 INTRODUCTION: The CDR500 is the professional version of a CD recorder, this means that the SCMS (Serial Copy Management System) is included. The CDR500 can only record on the Audio and PC CDRs. The CDR500 is suitable for recording and playback of CD-RW discs (CD-ReWritable disc). Playback &...
  • Page 4 1.1.2.1 CDR loader (CDR main module CDL4009 or MAR775): This complete CDR loader is considered as not repairable in the field. therefore this module will be repaired centrally. A module exchange procedure will be set up for this purpose. The module can be removed from the product by removing 4 screws and the transformer, and loosing the connectors.

  • Page 5: Technical Specifications

    1.2 TECHNICAL SPECIFICATIONS GENERAL System ....................Compact disc digital audio Number of channels ................2 (stereo) Applicable discs ..................CD, CD-R (digital audio), CD-RW (digital audio) Power Requirement F version ................... AC 100 V 50 / 60 Hz N version ................... AC 100 - 240 V 50 / 60 Hz U version.

  • Page 6: Warnings

    1.3 WARNINGS WARNING WAARSCHUWING All ICs and many other semiconductors are susceptible to Alle IC´s en vele andere halfgeleiders zijn gevoelig voor electrostatic discharges (ESD). Careless handling during electrostatische ontladingen (ESD). repair can reduce life drastically. Onzorgvuldig behandelen tijdens reparatie kan de levensduur When repairing, make sure that you are connected with the drastisch doen vermindern.
  • Page 7 1.4 SERVICE HINTS 1.5 SERVICE TOOLS “The tools listed below are standard test tools that can be used for repairing and testing Marantz CD Players & Recorders.” Audio signals disc 4822 397 30184 Disc without errors (SBC444)+ Disc with DO errors, black spots and fingerprints (SBC444A)
  • Page 8 Diangostic Software Dealer mode 6.2.2 Requirements to perform the test • Working keyboard to start up the test. The purpose of the dealer mode is to prevent people taking out • Working local display to check the output messages. the CD inside the player at exhibitions, showrooms etc.. This mode disables the open/close function of the player.
  • Page 9 Electrical service diagnostics ELECTRICAL SERVICE DIAGNOSTICS (software versions, test for defective components) If power ON, switch power OFF Load CD-DA disc (SBC444A) Press <PLAY> + <F FWD> simultaneously and switch ON unit PLAYER LOADER TESTS INFORMATION CDR LOADER TEST Display : ABORT TEST CD-DA disc must be loaded "PLAYER ID"...
  • Page 10 6.3.1 Description disc test is executed to check focus control, disc motor control, radial control and jump grooves control. The disc test is performed by audio play-back of 5 seconds at the beginning, The intention of the electrical service diagnostics is to show the middle and end of the disc.
  • Page 11 6.4.2 Requirements to perform the test 6.5.1 Description Working keyboard to cycle through the tests and to start up This test is initiated by pressing [ERASE] and [RECORD] the test. simultaneously while switching on the unit. The player will Working local display to check the output messages. erase a complete CD-RW disc (including PMA and ATIP lead out area) at speed N=2.

  • Page 12: Faultfinding Trees

    Faultfinding trees CDR-Module NO DISC LOADED SWITCH ON POWER CHECK: MAINS, MAINS CABLE POWER SUPPLY (SEE FAULT FINDING GUIDE PSU) WIRING ON/OFF SWITCH FUSES VOLTAGES DISPLAY (SEE FAULT FINDING GUIDE DISPLAY BOARD) DISPLAY? WIRING SUPPLY VOLTAGES CLOCK SIGNAL 8MHz CONTROL SIGNALS KEYBOARD STANDBY LED ELECTRICAL SERVICE DIAGNOSTICS:...
  • Page 13 CD-DA DISC LOADED CHECK: WIRING POWER SUPPLY VOLTAGES DISC ELECTRICAL SERVICE DIAGNOSTICS: DETECTION & READING? REPLACE CDR MODULE IF "DERRn" OR "BERRn" ERROR OCCURS CHECK: DISC: DIRT, SCRATCHES, DAMAGED... DISPLAY: ELECTRICAL SERVICE DIAGNOSTICS: “CD” & REPLACE CDR MODULE IF "DERRn" T.O.C.
  • Page 14 CD-R DISC LOADED CHECK: DISC WIRING DETECTION & POWER SUPPLY VOLTAGES READING? ELECTRICAL SERVICE DIAGNOSTICS: REPLACE CDR MODULE IF "DERRn" OR "BERRn" ERROR OCCURS CHECK: DISPLAY: DISPLAY: DISC: DIRT, SCRATCHES, DAMAGED... “CD R” & “CD” & ELECTRICAL SERVICE DIAGNOSTICS: OPC INFO? T.O.C.
  • Page 15 CD-RW DISC LOADED CHECK: DISC WIRING DETECTION & POWER SUPPLY VOLTAGES READING? ELECTRICAL SERVICE DIAGNOSTICS: REPLACE CDR MODULE IF "DERRn" OR "BERRn" ERROR OCCURS CHECK: DISPLAY: DISPLAY: DISC: DIRT, SCRATCHES, DAMAGED... “CD RW” & “CD” & ELECTRICAL SERVICE DIAGNOSTICS: OPC INFO? T.O.C.
  • Page 16 CD Module CD MODULE NO DISC POWER ON CHECK FLEX CONNECTION FROM CDR MAIN BOARD POWER SUPPLY +5V, +12V AT TESTPOINTS 28 AND 27 +5V AT CONN. 1000 PINS 1 AND 3 +5V AT IC7005 PIN 14 +3V3 AT IC7000 PINS 5,17,21,57, CHECK SAFETY RESISTORS DISC +5V AT IC7020 PIN 25 DETECTION...
  • Page 17 CD MODULE PLAYBACK PRESS <PLAY> DAC 7309 TESTPOINTS 20, 21, 22 : I 2 S AT INPUT OF DAC 7309 CHECK POWER SUPPLY PINS 4, 13 CHECK CLK11 AT PIN 6 : 11.2896MHz AUDIO? PIN 11 : MUTE HIGH? TESTPOINTS 23, 24 : ANALOG OUTPUT? REPLACE DAC 7309 OPAMP 7120 TESTPOINTS 23, 24 : ANALOG OUTPUT?

  • Page 18: Faultfinding Guide

    Faultfinding Guide Display controller TMP87C874F Display Board TMP87CH74F ( QY01) is a high speed and high performance 8-bit single chip microprocessor, containing 8-bit A/D 8.1.1 Description of display board conversion inputs and a VFT (Vacuum Fluorescent Tube) driver. In this application, its functions are : General description slave microprocessor.
  • Page 19 8.1.2 Test instructions Grid lines Level and timing of all grid lines, G1-->G15, can be checked either at the FTD itself or at the display controller. Grid lines Supply voltages G13, G14 and G15 each have an extra current amplifier in line The display board receives several voltages via connector : QY04 for G13, QY03 for G14 and QY02 for G15.
  • Page 20 The pulses created this way arrive at pin 16 and 17 of the display controller. The first pulse to arrive tells the controller the PM3392A direction of the rotation. Counting the pulses reveals the amount of rotation. Combining and decoding this information, the display controller will execute the appropriate task.
  • Page 21 8.1.3 Display board troubleshooting guide SWITCH POWER ON, EXIT STAND BY MODE CHECK : SUPPLY VOLTAGES -34V ± 5 % at conn. JY01-2 ± 10% bet ween conn. JY01-1 and JY01-3 DISPLAY? ± 5 % at conn. JY01-10 CLOCK SIGNAL 8Mhz at pins 8, 9 of QY01 CONTROL SIGNALS RESETN 3V3 (high) at conn.
  • Page 22 Power Supply Unit P816 cycle is regulated so that the output voltages are independent of load or input voltage variations. The controlling device MC44603 is an integrated pulse width modulator. A clock 8.2.1 Description of P816 signal initiates power pulses at a fixed frequency. The termination of each output pulse occurs when a feedback MOSFET Q825 is used as a power switch controlled by the signal of the inductor current reaches a threshold set by the...
  • Page 23 Pin function description Name Description This pin is the positive supply of the IC. The operating voltage range after start-up is 9.0 to 14.5 V. The output high state (VOH) is set by the voltage applied to this pin. Output P eak currents up to 750 mA can be sourced or sunk, suitable for driving either MOSFET or bipolar transistors.
  • Page 24 Block diagram of MC44603 Vref Iref Vref DEMAGNETISATION enable DETECT DEMAGNETISATION REFERENCE SUPPLY UVL01 MANAGEMENT BLOCK INITIALISATION BLOCK Iref VOSC PROT VOSC SYNC INPUT OSCILLATOR 1Set BUFFER LATCH RF STANDBY Vstby 1Reset STANDBY RP STANDBY (REDUCED FREQUENCY) 2.5V THERMAL SHUTDOWN Vref Iref VS8 OUT...
  • Page 25 is switched off when the current sense level exceeds the level at the output of the error amplifier. TimeON phase : A drain current will flow from the positive CH1 2 supply at pin 2 of the transformer through the transformer's PM3394B CH3 2 V~ ALT MTB5.00us- 0.90dv ch1- primary winding, the MOSFET and Rsense to ground.
  • Page 26 Circuit description of P816 Demagnetisation The auxiliary winding (7-9) voltage is used to detect magnetic saturation of the transformer core and connected via R801 to Input circuit pin 8 of Q810. During the demagnetisation phase, the output The input circuit consists of a lightning protection circuit and an will be disabled.
  • Page 27 8.2.2 Troubleshooting P816 Check fuse F820 and replace if necessary Check DC voltages Power supply unit OK +5V, +12V, -8V, VFTD (-34V),VDC1-VDC2 (4V1) Disconnect power supply unit from CDR main board Connect dummy load resistors 10W, 15 ohm at +5V, +12V and ground Check DC voltages Power supply is OK +5V, +12V, -8V, VFTD, VDC1-VDC2...
  • Page 28 Connect on pin 2 of position 1208 a clock signal of 8.4672 MHz ( 100ppm minimum rise time of 50ns and at TTL level CDM V AM1250 Loader assy (0V and +5V). HF amp. Keep microprocessor 7202 in reset by forcing pin 7 at Trig enta Diode signals position 1208 to +5V.
  • Page 29 Pin Configuration Location Value DC 7022 5.8V ± 10% 7022 5.8V SBSY 7022 5.8V HFREF SFSY 7022 5.8V HFIN 7021 5.8V ISLICE 7021 5.8V SSA1 7021 TRAY- 5.8V TEST3 DDA1 7021 TRAY+ 5.8V STATUS CL96532086_054.eps SILD 080999 SAA7324 Figure 8-25 RESET 8.3.5 BA6856FP Turn Table Motor Driver (7020)
  • Page 30 Motor controller truth table Input conditions conn 1006 pin Outputs conn 1006 Test points on driver UCOIL VCOIL WCOIL HALL_U HALL_V HALL_W CL96532086_055.eps 080999 Figure 8-26 Hall-elements input signal voltage levels Input voltage Level Tolerance Unit CL96532086_056.eps 080999 Figure 8-27 8.3.6 Tray Control Description...
  • Page 31 8.3.7 HF Path another amplification and filtering circuit. The filtering again is controlled by the S1 and S2 lines, dependant on whether the disc starts up (speed n=1, S1 and S2 Low), disc plays at speed Description n=1 (S1 Low, S2 High) or disc plays at speed n=2 (S1 and S2 The pre-amplified HF-signal is presented to both n=1 and n=2 High).
  • Page 32 Transfer Characteristics function generator as a sine wave generator with output level Set the power and reset connections as described above in of 1Vtt. Check this AC value with an AC mV-meter connected "1.1.1. Supply Voltages". Connect a function generator via a to the input (pin 2) of the CD10 (7000) : serial resistor of 1k5 to pin 4 of connector 1000.
  • Page 33 Measurements 1200 - 17 AMPLIFIER CLK11 1200 - 19 NMUTE CL96532086_062.eps 080999 Figure 8-33 Keep processor 7202 in reset by forcing pin 7 of connector 1208 to +5V. This puts the processor outputs in tristate. Check the reset at pin 4 of processor 7202 to make sure that the processor is in reset.
  • Page 34 Note 1-32...

  • Page 35: Wiring Diagram

    1.9 WIRING DIAGRAM CDR500 connection diagram : CONNECTOR A : FFC1.0mm F: FCC 1.0mm 1 GROUND 1 GROUND : BORD IN WIRE MAINS 2 EXT_OPT_IN 2 DSA_DATA_CD 3 GROUND 3 GROUND : from LOADER ASSY 4 EXT_DIG_IN 4 DSA_ACK_CD 5 DIG_OUT_C 5 DSA_STR_CD 6 GROUND 6 GROUND...

  • Page 36: Block Diagram

    1.10 BLOCK DIAGRAM BLOCK DIAGRAM of CDR500 HEAD PHONE PCB CDR LOADER PCB CD LOADER PCB CDU4009 DASP H.P. OUT CD DECODER CD Driver CONNECTOR PCB CINCH ANA. OUT(CD) CINCH DIG. OUT(CD) OPT DIG. OUT(CD) DOBM CINCH DIG. OUT(CDR) Driver MACE2 OPT DIG.

  • Page 37: Schematic Diagram And Parts Location

    1.11 SCHEMATIC DIAGRAM AND PARTS LOCATION OPTION PP16 PP26 C791 +8VA C749 47/16V 470p Q761-1 PY16 C707 L769 R775 R789 NJM4558D 470p R713 R715 R751 R705 J761 C777 Q763-2 220/16V L_CH C773 NJM4558D VY01 100p R785 R793 R781 C795 R703 R711 C769 R761...
  • Page 38 Q851 SWITCHING POWER SUPPLY PCB. (P816) L831 LM317 L854 10 µ H L831 L853 D851 4.7 µ H D802 Q892 AG01 C892 S1WB R853 PC123F 100/25 L825 D806 C819 C825 470pF R819 G815 C820 250V R852 C855 /400V C827 330k C854 0.01 0.22...
  • Page 39 PP16 Q763 Q761 QN81 - QN84 Q764 Q762 QN51 - QN54 Q311 QF51 QF52 PY26 QM01 - QM02 Q766 Q762 Q765 Q312 J701 J311 J681 R780 R779 J651 IR_SENS R655 WY04 SF51 S752 U642 U664 PY26 WA388K105-0 J301 L651 R784 R782 R783 R781...

  • Page 40: Exploded View And Parts List

    1.12 EXPLODED VIEW AND PARTS LIST 5 1 2 7 5 1 2 7 U, F ONL Y 3 X 8 ( M) 3 X 8 ( M) W0 0 1 5 1 2 8 N ONL Y 3 X 1 0 ( M) 5 1 2 7 5 1 2 8 3 X 8 ( M)
  • Page 41 POS. VERS. PART NO. POS. VERS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) 001B BLACK FRONT PANEL BLACK 388K248010 001M MECHANISM CD-R MODULE 388K304500 001B GRAY 9965 000 07543 FRONT PANEL GRY 388K248110 MAR775 SPICE 2.08+ 003B BLACK...

  • Page 42: Electrical Parts List

    1.13 ELECTRICAL PARTS LIST NOTE ON SAFETY FOR FUSIBLE RESISTOR : ASSIGNMENT OF COMMON PARTS CODES. RESISTORS The suppliers and their type numbers of fusible resistors : 1) GD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W are as follows; : 2) GD05 ×...
  • Page 43 VERS. PART NO. VERS. POS. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) P816-SUPPLY R882 4822 052 10101 100Ω ±5% 1/6W GG05101160 CIRCUIT BOARD R884 4822 050 22212 2.21kΩ ±1% 1/6W GM11622110 P816-CAPACITORS R885...
  • Page 44 VERS. PART NO. VERS. POS. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) L873 9965 000 06386 CHOKE COIL 10µH J% LC11033900 C701 4822 124 41539 ELECT. 47µF M 16V RA-2 OA47601620 SUBSTITUDE COIL C702...
  • Page 45 VERS. PART NO. VERS. POS. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) PP16-MISCELLANEOUS L754 4822 242 80418 FERRITE BEAD FC90050130 JF51 9965 000 07431 TERMINAL 14X14 RCA 2L2P YT02021090 BL02RN2-R62T2 ORG NI FRONT-GND L755 4822 242 80418 FERRITE BEAD...

  • Page 46: Parts Location

    Service MAR1250 Manual CD Module TABLE OF CONTENTS SECTION PAGE 2. MAR1250 ( CD MODULE ) 2.1 WIRING DIAGRAM ..........................2-1 2.2 SCHEMATIC DIAGRAM ........................2-3 2.3 PARTS LOCATION ........................... 2-11 2.4 EXPLODED VIEW AND PARTS LIST ....................2-15 2.5 ELECTRICAL PARTS LIST ....................... 2-17 Please use this service manual with referring to the user guide ( D.F.U.
  • Page 48 2.1 WIRING DIAGRAM CD LOADER VAL1250 CONNECTOR 1006 CONNECTOR 1002 Connection tray motor and tray switch HALL + HOMESW SGND TRAY+ TRAY- HALL- LOADER VAL1250 CONNECTOR 1001 Tray HOMESW 1002 switch UCOIL SGND To main board CDR 10 VCOIL 1208 11 WCOIL CDM VAM1250 Flex from OPU...
  • Page 49 2.2 SCHEMATIC DIAGRAM CD Diagram 1A 1000-1 C1 1000-7 H1 1020 G10 2148 C1 2159 D1 2169 F8 2183 F3 2232 H13 3164 B15 3178 C8 3187 D2 3196 E6 3205 E7 3219-C G13 3269 H14 3282 G11 7006 D3 7130 H15 F151 C13 F164 D7...
  • Page 50 CD diagram 1B 1000-13 E1 F100 F3 1000-14 E1 F101 F1 1000-15 D1 F102 A11 1000-16 D1 F103 A2 CD MAIN BOARD - CIRCUIT DIAGRAM 1B 1001 B1 F104 F4 1002 A1 F105 A11 1005 F5 F106 F1 SERVO DRIVERS PART 1006-1 F1 F107 A2 1006-10 G1...
  • Page 51 CD diagram 1C 1208-10 C11 F325 G10 1208-11 C11 F329 G10 1208-12 D11 F350 G7 1208-13 D11 F351 G7 CD MAIN BOARD - CIRCUIT DIAGRAM 1C CONN. 1208 : TO CDR MAIN BOARD 1208-14 A11 F352 G7 1208-2 B11 F353 H10 CONN.
  • Page 52 CD diagram 2 1205 F7 1206 D12 1207 E12 VPROC VPROC VPROC 3999 CD MAIN BOARD - CIRCUIT DIAGRAM 2 1208-1 E13 1208-15 E13 VPROC VPROC VPROC VPROC 1208-16 D13 MICROPROCESSOR PART 1208-17 E13 1208-18 I13 1208-19 H13 1208-20 I13 1208-21 I13 1208-7 G13 F200...
  • Page 53 2.3 PARTS LOCATION CD top CD MAIN BOARD - TOP VIEW CL 96532086_019.eps 080999 2-11 2-12...
  • Page 54 CD bottom CD MAIN BOARD - BOTTOM VIEW CL 96532086_020.eps 080999 2-13 2-14...
  • Page 55 2.4 EXPLODED VIEW CD LOADER VAL1250 CLAMPER ASSY SUSPENSION RACK SPRING CDM VAM1250 SCREW MOTORSPRING SCREW SUSPENSION RACK SUB CHASSIS RUBBER RUBBER SWITCH SUSPENSION RUBBER SUSPENSION PLUG RUBBER TRAY GEARWHEEL PLUG CHASSIS ASSY VAL1250 TULE CD Loader VAL1250 RACK GEARWHEEL 0001 3104 147 14100 CHASSIS ASSY LOADER VAL 1250 BELT...

  • Page 56: Electrical Parts List

    2.5 ELECTRICAL PARTS LIST 2-17...
  • Page 57 2-18...

This manual is also suitable for:

Cdr500 u1bCdr500 n1bCdr 500

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