Sony specifications MDS-JE770 Section General, Button Descriptions

Page 12

MDS-JE770

SECTION 2

GENERAL

This section is extracted from instruction manual.

Parts Identification

The items are arranged in alphabetical order.

Refer to the pages indicated in parentheses ( ) for details.

Main unit

12 3 4 5

STANDBY

 

 

 

 

 

TIMER

 

 

 

 

 

REC OFF PLAY

 

 

GROUP

 

 

 

ON/OFF

SKIP

TIME

PHONES

PHONE LEVEL

PC LINK

 

 

 

 

 

 

 

LEVEL/

 

 

 

PLAY MODE

REPEAT

DISPLAY/CHAR

 

MIN

MAX

(KEYBOARD)

 

 

6 7 8 9 0 qa qs qd

EJECT

MENU/

 

MDLP

NO

YES

 

 

AMS

 

REC

 

INPUT REC MODE

CLEAR

 

 

 

PUSH ENTER

qf qg qh qj qk ql w;

wa

ws wd wf wg

wh

AMS wh (15) (20) (25) (35) (39)

PC LINK (KEYBOARD)1) qj

CLEAR wg (23) (30) (40)

(39)

Display windowwa

PHONE LEVEL1) qh (21)

EJECT A8(11) (20) (25)

PHONES jack1) qg (17) (21) (36)

GROUP ON/OFF1) 3(13) (22)

PLAY MODE qk (20) (37)

(31)

REC MODE ws (14) (22)

GROUP SKIP1) 4 (13) (22) (31)

REC z wf(11)

INPUT ws (11)

Remote sensor2) 2

LEVEL/DISPLAY/CHAR w;

REPEAT ql (20)

(11) (21) (29)

STANDBY indicator 1 (11) (20)

MD insertion slot6

TIME1) 5 (17) (21)

MDLP indicator 7 (14) (21)

TIMER1) qf (37)

MENU/NO qs (15) (22) (25) (35)

YES qd (15) (23) (25) (35) (39)

(39)

 

BUTTON DESCRIPTIONS

`/11 (11) (20) (25) H9 (11) (20) (37) (40) X 0(11) (20) (39) (40)

xqa(11) (20) (25) (37) (40) m/M wd(20) (26) (40)

1)MDS-JE770 only.

2)MDS-JE770 only. For MDS- JE470, the remote sensor is located on the display window.

12

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Contents Specifications 873-890-11MDS-S50 MDM-7AGenera l Power requirements Supplied accessoriesMDS-JE770 SELF-DIAGNOSIS FunctionItems of Error History Mode Items and Contents Table of Contents DisassemblyDiagrams Exploded ViewsMDS-JE770 Section Service Notes Flexible Circuit Board RepairingJIG for Checking BD Board Waveform IOPRecord Precedure KSN-260E Optical PICK-UP Block Type DiscriminationChecks Prior to Parts Replacement and Adjustments Forced ResetMain Board Component Side Retry Cause Display Mode Bit BinaryBit When Binary Higher Bits Lower Bits Hexa DetailsHexadecimal Binary MDS-JE770 Section General Button DescriptionsMDS-JE770 Section Disassembly Disassembly FlowFront Panel Section Main Board Two screwsMechanism Deck Section MDM-7A Over Light Head HR901, BD BoardHolder Assy Loading Motor Assy M103Sled Motor Assy M102, Slider Optical PICK-UPSpindle Moter Assy M101 MDS-JE770 Section Test Mode Precautions for USE of Test ModeSetting the Test Mode Exiting the Test ModeSelecting the Test Mode Operating the Continuous Playback Mode MENU/NOTest Mode Displays Mode displayError rate display Functions of Other ButtonsWhen Memory NG is Displayed Meanings of Other DisplaysAutomatic SELF-DIAGNOSIS Function InformationMDS-JE770 Section Electrical Adjustments Parts Replacement and AdjustmentCheck before replacement Adjustment flow Auto Gain Control Output LevelPrecautions for Checking Laser Diode Emission Precautions for USE of Optical PICK- UP KMS-260B/260EPrecautions for Adjustments Temp AdjustUsing the Continuously Recorded Disc Checks Prior to RepairsAuto Check Other ChecksTraverse Check Traverse WaveformPlay Check MO Error Rate Check CD Error Rate CheckFocus Bias Check Self-Recording/playback CheckInitial Setting of Adjustment Value Temperature Compensation Offset AdjutmentLaser Power Adjustment Traverse Adjustment Iop NV SaveFocus Bias Adjustment Error Rate Check Auto Gain Control Output Level AdjustmentCD Auto Gain Control Output Level Adjustment MO Auto Gain Control Output Level AdjustmentAdjusting Points and Connecting Points MDS-JE770 Section Diagrams Circuit Boards LocationFor schematic diagrams For printed wiring boardsBD Board Main BoardBlock Diagrams BD Section IC171IC190 Main Section IC360 2/2IC1 2/2 SemiconductorOVER SemiconductorOptical Pick UP Block Write HeadBoard Board Main Main Schematic Diagram Main /2 See page 51 for IC Block Diagrams Model is printed on diagram IC1Display Board KB BoardKEY-SW Board HP BoardSchematic Diagram Display Section LED DriveRY910 C951 C952D910 CN921 C924 LF900 C910Schematic Diagram Power Section MainIC Block Diagrams IC101 CXA2523AR BD BoardIC500 AK4524 Main Board IC PIN Function Description IC101 CXA2523AR RF Amplifier BD BoardPin No Pin Name Description Pin No Pin Name Desription Mvci AsyoAsyi AvddTfdr FfdrFrdr FS4IIC Power ADA.RESETFldt FlckADA. Latch EPNDINT1/H Clip ProtectTimer STBBeep SW REC FlcsReset VDISP1VFL1 OSC0Section Exploded Views Chassis SectionFL750 1-517-987-11 Indicator TUBE, Fluorescent Not supplied Supplied with J790 FL750 With RV790Mechanism MDM-7A HEAD, Over Light Motor ASSY, SpindleMotor ASSY, Sled Motor ASSY, LoadingMDS-JE770 Section Electrical Parts List Switch Metal ChipJumper Resistor ShortMDS-JE770 Display HP KB KEY-SW KEY-SW Main MDS-JE770 Main 2SD2144S-TP-UVW Resistor MDS-JE770 Main PT VOL-SELMemo MDS-JE770 Revision History