Sony MDS-JE640 - Manuals

Sony MDS-JE640 – Manual in PDF format online.

Manuals:

Manual

Manual Sony MDS-JE640

Summary

Page 2 - SELF-DIAGNOSIS FUNCTION; General; Power requirements; Supplied accessories; DIGITAL O UT; Self-diagnosis function; The recording was not made properly.

2 SELF-DIAGNOSIS FUNCTION The self-diagnosis function consists of error codes for customers which are displayed automatically when errors occur, and error codes whichshow the error history in the test mode during servicing. For details on how to view error codes for the customer, refer to the follow...

Page 3 - ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS; Selecting the Test Mode; Display

3 1. While pressing the AMS knob and x button, connect the power plug to the outlet, and release the AMS knob and x button. When the test mode is set, “[Check]” will be displayed. 2. Rotate the AMS knob and when “[Service]” is displayed, press the YES button.3. Rotate the AMS knob and display “Err D...

Page 4 - Table of Error Codes

4 Description TABLE OF CONTENTS 1. SERVICING NOTES ............................................. 5 2. GENERAL ........................................................................ 11 3. DISASSEMBLY 3-1. Upper Case (408226) .......................................................... 123-2. Front Pa...

Page 5 - CAUTION; • Ke e p t h e t e m p e r a t u r e o f s o l d e r i n g i r o n a r o u n d 2 7 0 ̊ C; NOTES ON LASER DIODE EMISSION CHECK

5 SECTION 1 SERVICE NOTES This appliance is classified as aCLASS 1 LASER product. TheCLASS 1 LASER PRODUCTMARKING is located on therear exterior. Laser component in this product is capableof emitting radiation exceeding the limit forClass 1. CAUTION Use of controls or adjustments or performance of p...

Page 6 - JIG FOR CHECKING BD BOARD WAVEFORM; VC

6 JIG FOR CHECKING BD BOARD WAVEFORM The special jig (J-2501-196-A) is useful for checking the waveform of the BD board. The names of terminals and the checking items to beperformed are shown as follows. GND : GroundI+3V : For measuring IOP (Check the deterioration of the optical pick-up laser)IOP :...

Page 8 - Remove the short-pin attached to CN420, and then attach it again.

8 CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS Before performing repairs, perform the following checks to determine the faulty locations up to a certain extent.Details of the procedures are described in “5 Electrical Adjustments”. • 5-6-2. Laser power check (see page 23)• 5-6-3. Iop Compare (se...

Page 9 - RETRY CAUSE DISPLAY MODE; Example

9 Fig. 2 Reading the Test Mode Display(During playback) @@####**$$ Fluorescent display tube display @@ : Parts No. (name of area named on TOC)## : Cluster ** : Sector $$ : Track mode (Track information such as copyright infor- mation of each part) RETRY CAUSE DISPLAY MODE • In this test mode, the ca...

Page 12 - Follow the disassembly procedure in the numerical order given.

12 SECTION 3 DISASSEMBLY 3-1. UPPER CASE (408226) 3-2. FRONT PANEL SECTION Note : Follow the disassembly procedure in the numerical order given. 1 two screws(CASE 3 TP2) 2 upper case (408226) 1 two screws(CASE 3 TP2) 2 connector(CN390) 3 connector(CN820) 1 wire (flat type) (17core)(CN490) 4 six scre...

Page 13 - PT board

13 3-3. MAIN BOARD 3-4. PT BOARD, VOL-SEL BOARD 4 four screws(BVTP3 × 8) 6 screw(BVTP3 × 8) 5 screw(BVTP3 × 8) 3 connector(CN902) 2 wire (flat type) (23core)(CN400) 1 wire (flat type) (27core)(CN1) 7 MAIN board 1 connector(CN900) 2 connector(CN951) 3 two screws(PTTWH (M3)) 5 two screws (BVTP3 × 8) 4...

Page 15 - Function name; The following are two methods of entering the test mode.

15 SECTION 4 TEST MODE Function name MENU/NO button YES button AMS Left or Right knob Push Function Cancel or move to top hierarchy Set Select Set submenu 4-1. PRECAUTIONS FOR USE OF TEST MODE • As loading related operations will be performed regardless of the test mode operations being performed, b...

Page 16 - tally, press the MENU/NO button to exit the mode immediately.

16 Display AUTO CHECK Err Display TEMP ADJUS LDPWR ADJUS Iop Write Iop NV Save EF MO ADJUS EF CD ADJUS FBIAS ADJUS AG Set (MO) AG Set (CD) TEMP CHECK LDPWR CHECK EF MO CHECK EF CD CHECK FBIAS CHECK ScurveCHECK VERIFYMODE DETRK CHECK 0920 CHECK Iop Read Iop Compare ADJ CLEAR INFORMATION CPLAY1MODE CR...

Page 18 - Error rate display

18 Function G x M m REC MODE PLAY MODE LEVEL/DISPLAY/CHAR A REPEAT Contents Sets continuous playback when pressed in the STOP state. When pressed during continuous playback, the tracking servo turns ON/OFF. Stops continuous playback and continuous recording. The sled moves to the outer circumference...

Page 19 - If a disc is in the mechanical deck, it will be ejected forcibly.; Procedure; test mode will be displayed.

19 Servo OFF Tracking servo ON Recording mode OFF CLV normal mode Tracking offset cancel OFF Groove Low reflection CLV A CLV UNLOCK Contents When Lit When Off Display Servo ON Tracking servo OFF Recording mode ON CLV low speed mode ABCD adjustment completed Tracking offset cancel ON Tracking auto ga...

Page 20 - Check before replacement

20 SECTION 5 ELECTRICAL ADJUSTMENTS 5-1. PARTS REPLACEMENT AND ADJUSTMENT If malfunctions caused by Optical pick-up such as sound skipping are suspected, follow the following check. Check before replacement Other faults are suspected.Check the threading mechanism, etc. Start NG NG NG OK OK OK Laser ...

Page 21 - Adjustment flow

21 5-6-4. Auto Check(See page 24) Start YES NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES Replace IC195 Replace OP or IO195 Replace IC101, IC195, or D101 5-11. Iop NV SAVE (See page 27) Replace OP, IC190, or IC195 Replace OP, IC102, IC190, or IC195 Replace OP, IC101, IC151, or IC195 Replace OP...

Page 22 - -7. Initial setting of adjustment values; -2. PRECAUTIONS FOR CHECKING LASER DIODE; Optical pick-up flexible board; Optical; Parts to be replaced

22 5-7. Initial setting of adjustment values 5-8. Recording of Iop information 5-9. TEMP ADJUST 5-10. Laser power adjustment 5-11. Iop NV Save 5-12. Traverse adjustment 5-13. Focus bias adjustment 5-16. Auto gain adjustment 5-6-4. AUTO CHECK 5-2. PRECAUTIONS FOR CHECKING LASER DIODE EMISSION To chec...

Page 23 - -5. USING THE CONTINUOUSLY RECORDED DISC

23 5-6. CHECKS PRIOR TO REPAIRS These checks are performed before replacing parts according to“approximate specifications” to determine the faulty locations. Fordetails, refer to “Checks Prior to Parts Replacement and Adjust-ments” (See page 8). 5-6-1. Temperature Compensation Offset Check When perf...

Page 26 - INFORMATION; Recording Procedure :; ADJUTMENT; Adjusting Procedure :

26 5-7. INITIAL SETTING OF ADJUSTMENT VALUE Note: Mode which sets the adjustment results recorded in the non-vola-tile memory to the initial setting value. However the results of thetemperature compensation offset adjustment will not change to theinitial setting value.If initial setting is performed...

Page 29 - ADJUSTMENT

29 5-14. ERROR RATE CHECK 5-14-1. CD Error Rate Check Checking Procedure : 1. Load a check disc (MD) TDYS-1.2. Rotate the AMS knob and display “CPLAY1 MODE”.3. Press the YES button twice and display “CPLAY1 MID”.4. The display changes to “C1 = AD = ”. 5. Check that the C1 error rate is below 20.6. P...

Page 30 - -17. ADJUSTING POINTS AND CONNECTING POINTS

30 NOTE: It is useful to use the jig. for checking the waveform. (Referto Servicing Note on page 6.) [BD BOARD] (SIDE B) D101 IC151 23 1 27 1 1 7 IC101 CN101 CN103 CN102 IC195 IC190 CN105 IC102 * NOTE 5-17. ADJUSTING POINTS AND CONNECTING POINTS [BD BOARD] (SIDE A)

Page 31 - For schematic diagrams.

31 31 SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION BD board DISPLAY board KEY-SW board KB board HP board PT board VOL-SEL board (MY, SP model) MAIN board THIS NOTE IS COMMON FOR PRINTED WIRINGBOARDS AND SCHEMATIC DIAGRAMS.(In addition to this, the necessary note is printedin each block.) For sche...

Page 33 - – MAIN SECTION –

MDS-JE640 33 33 – MAIN SECTION – 09 X550 45.1584MHz –1 –2 LED DRIVE Q751 ROTARY ENCODER FL DRIVE Q761, 762 D751 STANDBY A/D, D/A CONVERTER IC500 SDTO ADDT DADT, BCK,LRCK SDTI (Page 32) A B LINE AMP IC350 MUTING Q180, 280 MUTING CONTROL SWITCH Q380 SIRCS BUFFER Q851 REMOTE CONTROL RECEIVER IC740 OSC ...

Page 35 - • Semiconductor; Location; • Semiconductor; Location; Location

MDS-JE640 35 35 6-3. PRINTED WIRING BOARD – BD SECTION – Ref. No. Location D101 A-1 Q101 B-1 Q131 C-1 Q132 B-1 Q133 B-1 Q134 C-1 • Semiconductor Location Ref. No. Location D181 D-3 D183 D-3 IC101 A-3 IC102 B-3 IC141 C-1 IC151 C-2 IC153 C-3 IC171 D-2 • Semiconductor Location Ref. No. Location IC181 D...

Page 43 - -11. PRINTED WIRING BOARD – POWER SECTION –

MDS-JE640 43 43 6-11. PRINTED WIRING BOARD – POWER SECTION –

Page 44 - -12. PRINTED WIRING BOARD – DISPLAY SECTION –

MDS-JE640 44 44 6-12. PRINTED WIRING BOARD – DISPLAY SECTION –

Page 45 - -13. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 34 for Waveforms.

MDS-JE640 45 45 6-13. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 34 for Waveforms.

Page 52 - • IC1 M30805SGP SYSTEM CONTROL (MAIN BOARD)

52 1 DATA(FL) O Serial data signal output to the display driver. 2 CLK(FL) O Serial clock signal output to the display driver. L: Active 3 A1-IN I A1 Control input. (Fixed at L) 4 SIRCS I Remote control input. 5 to 7 NC — Not used. 8 MUTE O Line out muting output. L: Mute 9 AD/DA RESET O Reset signa...

Page 54 - Description; SECTION 7; • Color Indication of Appearance Parts Example:

54 13 11 12 11 9 8 10 17 20 16 18 3 4 5 6 6 6 6 7 7 7 7 1 2 13 14 15 MDM-7A A A notsupplied not supplied not supplied Front panel section #1 #1 #2 (SP, MY) (SP, MY) #1 #1 #1 #1 #1 SP,MY CND 19 19 UK AEP, UK, CIS, SP, MY not supplied 7-1. CHASSIS SECTION 1 X-4947-390-3 FOOT ASSY (F50150S) (BLACK) 1 X...

Page 58 - SP; BD

58 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks SECTION 8 ELECTRICAL PARTS LIST A-4725-054-A BD BOARD, COMPLETE ******************* < CAPACITOR > C101 1-135-259-11 TANTAL. CHIP 10uF 20% 6.3V C102 1-135-259-11 TANTAL. CHIP 10uF 20% 6.3V C103 1-162-970-11 CERAMIC C...

Page 61 - MAIN

61 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks MAIN 1-677-822-11 KB BOARD ********* < CAPACITOR > C801 1-164-159-11 CERAMIC 0.1uF 50V C820 1-164-159-11 CERAMIC 0.1uF 50V C824 1-164-159-11 CERAMIC 0.1uF 50V C834 1-164-159-11 CERAMIC 0.1uF 50V C850 1-164-159-11 CE...

Page 66 - Sony Corporation; Audio Entertainment Group