Boss Audio Systems RIP-895 Manuel de service

SERVICE MANUALPORTABLE MINIDISC RECORDERAEP ModelUK ModelE ModelSPECIFICATIONSMZ-N1US and foreign patents licensed from DolbyLaboratories.– Continued

10MZ-N13-8. OP SERVICE ASSY (LCX-5R)4rack spring3screw (M1.4)1washer (0.8-2.5)2gear (SA)5screw (M1.4)6thrust detent spring8Pull off lead screw.7over

11MZ-N13-9. HOLDER ASSY3-10. DC MOTOR (SLED) (M602)5Remove the holder assy in the direction of arrow D.2Push the convex portion toward the direction

12MZ-N13-11. DC SSM18B MOTOR (SPINDLE) (M601), DC MOTOR (OVER WRITE HEAD UP/DOWN) (M603)4three screws (M1.4)6two screws (M1.4)9screw (M1.2 × 1

13MZ-N1Operation in Setting the Test Mode• When the test mode becomes active, first the display check modeis selected.• Other mode can be selected fro

14MZ-N1Configuration of Test ModeManual ModeMode to adjust or check the operation of the set by function.Normally, the adjustment in this mode is not

15MZ-N1Self-Diagnosis Result Display ModeThis set uses the self-diagnostic function system in which if anerror occurred during the recording or playin

16MZ-N1• Description of indication historyHistory code number Description1 The first errorN The last errorN1 One error before the last.N2 Two errors b

17MZ-N1Jog and Key Check ModeThis set can check if the set and remote commander function nor-mally.• Setting method of jog check mode1. Set the test m

18MZ-N1Example1: When the > key on the set is pressed:Example2: When the N > key on the remote commanderis pressed:4. When all the keys on the s

19MZ-N1SECTION 5ELECTRICAL ADJUSTMENTSOutline• In this set, automatic adjustment of CD and MO can be per-formed by entering the test mode.However, b

2MZ-N1SAFETY-RELATED COMPONENT WARNING!!COMPONENTS IDENTIFIED BY MARK 0 OR DOTTEDLINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMSAND IN TH

20MZ-N12. NV adjusted values modifying procedure1) Select manual mode of the test mode, and set item number336 (see page 14).2) Adjust with the [VOLUM

21MZ-N138) Select manual mode of the test mode, and set item number873 (see page 14).39) Adjust with the [VOLUME +] key (adjusted value up) or [VOL-UM

22MZ-N125) Select manual mode of the test mode, and set item number874 (see page 14).26) Adjust with the [VOLUME +] key (adjusted value up) or [VOL-UM

23MZ-N1• Adjustment method of Vrec PWM Duty (L)(item number: 766)1. Connect a digital voltmeter to the AP611 (VREC) on the MAINboard, and adjust [VOLU

24MZ-N110. Press the N key, and set the laser MO write adjustment mode(item number 013).11. Check that the laser power meter reading is 4.95 ± 0.50 mW

25MZ-N1Note: Adjust the CD first, when performing adjustment.• Electrical offset adjusting methodCaution: The electrical offset adjustment must be mad

26MZ-N1Resume ClearPerform the Resume clear when all adjustments completed.• Resume clear setting method1. Select the manual mode of the test mode, an

27MZ-N1Rewriting the Patch Data at Replacement of Main Board or Nonvolatile Memory (IC802)This set requires the patch data in the nonvolatile memory (

28MZ-N15. Confirm that the model and version indicated on the title bar coincide with the codes displayed in the Device Name block and theVersion bloc

MZ-N129298. Click the [Usb Disconnect] button.9. Confirm that the window becomes as shown below where the [Write + Verify] button and [Read] button ar

3MZ-N1TABLE OF CONTENTS1. SERVICING NOTES ... 42. GENERAL ...

MZ-N13030SECTION 6DIAGRAMS6-1. BLOCK DIAGRAM – SERVO/USB Section –332928414214421312543242348910111214561371819JX JY JXIX IYIYIXJXJYABCDMONIXABCDOP

MZ-N131316-2. BLOCK DIAGRAM – AUDIO Section –VC B+F801FRMC KEYRVDDDTCKKEY-RRGND(LINE IN JACK)OPTICALRECEIVER J302i/LINE OUTJ301LINE IN(OPT)J303MIC(P

MZ-N132326-3. BLOCK DIAGRAM – DISPLAY/KEY CONTROL/POWER SUPPLY Section –74565254551235116211648988851131141151049242542413522232646475028323411141

MZ-N13333Note on Schematic Diagram:• All capacitors are in µF unless otherwise noted. pF: µµF50 WV or less are not indicated except for electrolytics

MZ-N134346-5. PRINTED WIRING BOARD – MAIN board (Component Side) – :Uses unleaded solder.• SemiconductorLocationRef. No. LocationD611 I-10Q602 G-9

MZ-N13535D301 H-3D303 G-3D601 I-9D602 H-4D603 G-4D604 H-5D606 I-8D607 H-10D608 I-8D612 I-2D803 G-11D804 G-11D901 G-5D902 F-5D903 F-5D904 G-6D905 G-8IC

MZ-N13636R502R507 C501R501R503C527C502R522C509C629C630R614C625C627C622C624C623L603L602R601C524L502C518C526L501Q501R521R517C604C602C611R602R603 C605R60

MZ-N13737R934C922C921C908R917C905R903R902R941R937R935RB552C915C932L904R909 R910RB551D901R950R951R952R953C557C570C558C571C559C572C914C936R956R960R911C9

MZ-N13838R839C812S804C822C811C808R823C810C806R810C807R803R862R863R864R865C851S802C804C832R840C846 C833 C847R837FB801FB802FB803R841R842R843S801R831 R86

MZ-N13939IC303R106R118 R206R218R813D301R312R202R201R102R101C108C208C203C202C103C102C839C826RB801R846C831R103R203R105R205C207C107C104L303C344C312D303R3

4MZ-N1NOTES ON HANDLING THE OPTICAL PICK-UPBLOCK OR BASE UNITThe laser diode in the optical pick-up block may suffer electro-static break-down

MZ-N14040760 mVp-p1.7 Vp-p• Waveforms1 IC501 1 (TE)840 mVp-p4 IC501 rs (FE)5 IC601 4 (CLK)700 mVp-p5.67 ns3.7 Vp-p2.6 µs6 IC902 5 (EXT)7 IC901 th (CLK

41MZ-N1• IC Block DiagramsIC301 AK5354VT-E28765ADCCONTROLREGISTERI/FAUDIO I/FCONTROLLERHPFCLOCK DIVIDERVDVAAGNDVCOM1234LIN1LIN2RIN1RIN216 PDN15 CSN14

42MZ-N1IC501 SN761057A1TEREXTWpp LPFVREFCDD-CIyIxJxJyAA-CBADIP-INFEABCDOFC-C1OFC-C2PSLPEQAGNDRFCCSL2VCRESETSCKSBUSVREF075PEAKBOTMDGNDOFTRKS-MONTON-CC

43MZ-N1IC551 SC111258FCR2VC VGVC43484744454649505152535455561 2 3 4 542 41 39 373840635 34 3336 31 30 29328 9 107 12 13141511262728242322212025171618

44MZ-N1IC601 XPC18A22AFCR22930313233343536373839404142434445464748495051525455561532 3 4 5 6 7 8 9 10 11 12 13 141516171819202122242325262728VBBATMCH

45MZ-N1IC901 XPC18A32AFCR242 41 40 39 38 36 35 34 33 32 31 30 29372827262524232220191817161514131211109876543215655545352515049484746454443+–+–CLKSLE

46MZ-N16-11. IC PIN FUNCTION DESCRIPTION• IC501 SN761057A (RF AMP, FOCUS/TRACKING ERROR AMP)Pin No. Pin Name I/O Description1 TE O Tracking error

47MZ-N1• IC801 CXD2677-202GA (SYSTEM CONTROLLER, DIGITAL SIGNAL PROCESSOR, 16M BIT D-RAM)Pin No.Pin NameI/O Description1NCOLoad address strobe signa

48MZ-N1Pin No.Pin NameI/O Description56KDIIData input terminal Not used57TRSTISetting terminal for the test mode (normally fixed at “L”)58XOPT CTL

49MZ-N1Pin No.Pin NameI/O Description101 XUDP UP ON O Pull-up resistor changeover control signal output of USB data (+) output terminal Not used102

5MZ-N1SECTION 2GENERALThis section is extracted frominstruction manual.12Looking at controlsThe recorderA END SEARCH buttonB Display windowC VOLUME +

50MZ-N1Pin No.Pin NameI/O Description149 VDIOSC—Power supply terminal (for the OSC cell) (+2.2V)150 OSCIISystem clock (45.1584MHz) input terminal151 O

51MZ-N1Pin No.Pin NameI/O Description195 ADDTIData input from the external A/D converter196 LRCK O L/R sampling clock signal (44.1KHz) output to the e

52MZ-N1Pin No.Pin NameI/O Description242 A11OAddress signal output terminal for D-RAM Not used243 XOEOOutput enable signal output terminal for D-RA

53MZ-N17-1. UPPER PANEL SECTIONSECTION 7EXPLODED VIEWS• Items marked “*” are not stocked since theyare seldom required for routine service. Somede

54MZ-N17-2. BOTTOM PANEL SECTION5251575658555453not suppliedRef. No. Part No. Description RemarkRef. No. Part No. Description Remark51 X-3381-790-1

55MZ-N17-3. CHASSIS SECTIONMT-MZN1-171not supplied101102107108102103104106105main board sectionRef. No. Part No. Description RemarkRef. No. Part No.

56MZ-N17-4. MAIN BOARD SECTION155156157154153151152Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark151 MAIN BOARD, COMPLETE

57MZ-N17-5. MD MECHANISM DECK SECTION(MT-MZN1-171)M603M601M602not supplied3013023053063073083093153213203193183173033043103223113093123033093133153

58MZ-N1SECTION 8ELECTRICAL PARTS LISTMAINRef. No. Part No. Description Remark Ref. No. Part No. Description RemarkNOTE:• Due to standardization, re

Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark59MZ-N1C532 1-119-923-11 CERAMIC CHIP 0.047uF 10% 10VC557 1-107-819-11 CERAMIC

6MZ-N1SECTION 3DISASSEMBLY• This set can be disassembled in the order shown below.3-1. DISASSEMBLY FLOW3-2. BOTTOM PANEL ASSY(Page 7)3-3. UPPER PANE

Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark60MZ-N1MAIN@Replacement of CXD2677-202GA (IC801)used in this set requires a sp

Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark61MZ-N1R104 1-220-803-11 RES-CHIP 4.7 5% 1/16W(EXCEPT FR)R105 1-208-643-11 RES

Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark62MZ-N1The components identified by mark 0 or dottedline with mark 0 are criti

Ref. No. Part No. Description RemarkRef. No. Part No. Description Remark63MZ-N1501AC ADAPTOR (AC-ES305)502CRADLE UNIT (BCA-WM20U)508CHARGE CASE507NICK

MZ-N1REVISION HISTORYClicking the version allows you to jump to the revised page.Also, clicking the version at the upper right on the revised page al

7MZ-N1Note: Follow the disassembly procedure in the numerical order given.3-2. BOTTOM PANEL ASSYS8011Open the battery case lid.4Close the battery te

8MZ-N13-4. LCD MODULE, UPPER PANEL ASSY3-5. MAIN BOARD SECTION1four screws (1.7)3upper panel section2Remove the LCD modulein the direction of th

9MZ-N13-6. BATTERY CASE ASSY, MAIN BOARD3-7. MD MECHANISM DECK (MT-MZN1-171), CHASSIS ASSY2battery case assy3main board1Remove the solder of