Sony NEW, MDM-7A, KMS-2608/J1N specifications Selecting the Test Mode, Display Details Mark Group

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4-5. SELECTING THE TEST MODE

There are 25 types of test modes as shown below. The groups can be switched by rotating the AMS knob. After selecting the group to be used, press the YES button. After setting a certain group, rotating the AMS knob switches between these modes.

Refer to “Group” in the table for details selected.

All adjustments and checks during servicing can be performed in the test mode in the Service group.

NOTE: Do not use the test mode in the [Develop] group. If used, the unit may not operate normally.

If the [Develop] group is set accidentally, press the MENU/NO button immediately to exit the [Develop] group.

Display

No.

Details

Mark

Group

Service

 

 

 

Check

AUTO CHECK

C01

Automatic self-diagnosis

 

 

Err Display

C02

Error history display, clear

 

 

TEMP ADJUS

C03

Temperature compensation offset adjustment

 

 

LDPWR ADJUS

C04

Laser power adjustment

 

 

Iop Write

C05

Iop data writing

 

 

Iop NV Save

C06

Writes current Iop value in read nonvolatile memory using microprocessor

 

 

EF MO ADJUS

C07

Traverse (MO) adjustment

 

 

EF CD ADJUS

C08

Traverse (CD) adjustment

 

 

FBIAS ADJUS

C09

Focus bias adjustment

 

 

AG Set (MO)

C10

Focus, tracking gain adjustment (MO)

 

 

AG Set (CD)

C11

Focus, tracking gain adjustment (CD)

 

 

TEMP CHECK

C12

Temperature compensation offset check

 

 

LDPWR CHECK

C13

Laser power check

 

 

EF MO CHECK

C14

Traverse (MO) check

 

 

EF CD CHECK

C15

Traverse (CD) check

 

 

FBIAS CHECK

C16

Focus bias check

 

 

ScurveCHECK

C17

S-curve check

 

 

VERIFYMODE

C18

Nonvolatile memory check

 

 

DETRK CHECK

C19

Detrack check

 

 

0920 CHECK

C25

Most circumference check

 

 

Iop Read

C26

Iop data display

 

 

Iop Compare

C27

Comparison with initial Iop value written in nonvolatile memory

 

 

ADJ CLEAR

C28

Initialization of nonvolatile memory for adjustment values

 

 

INFORMATION

C31

Display of microprocessor version, etc.

 

 

CPLAY1MODE

C34

Continuous playback mode

 

 

CREC 1MODE

C35

Continuous recording mode

 

 

•For details of each adjustment mode, refer to “5. Electrical Adjustments”. For details of “Err Display”, refer to “Self-Diagnosis Function” on page 2.

•If a different mode has been selected by mistake, press the MENU/NO button to exit that mode.

•Modes with (X) in the Mark column are not used for servicing and therefore are not described in detail. If these modes are set acciden- tally, press the MENU/NO button to exit the mode immediately.

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Contents Inputs SpecificationsOutputs Where purchased Power requirements Supplied accessoriesSELF-DIAGNOSIS Function GeneralItems of Error History Mode Items and Contents Table of Contents DisassemblyDiagrams Exploded ViewsSection Service Notes Safety CHECK-OUTFlexible Circuit Board Repairing LeakageJIG for Checking BD Board Waveform IOPRecord Precedure Forced Reset Checks Prior to Parts Replacement and AdjustmentsMain Board Component Side Retry Cause Display Mode Bit BinaryHigher Bits Lower Bits Hexa Details Bit When BinaryHexadecimal Binary Section General Section Disassembly Front Panel SectionMain Board PT BOARD, VOL-SEL BoardMechanism Deck Section MDM-7A BD BoardSection Test Mode Precautions for USE of Test ModeSetting the Test Mode Exiting the Test ModeSelecting the Test Mode Display Details Mark GroupOperating the Continuous Playback Mode MIDOUT MENU/NOTest Mode Displays Mode displayError rate display Functions of Other ButtonsWhen Memory NG is Displayed Meanings of Other DisplaysAutomatic SELF-DIAGNOSIS Function InformationParts Replacement and Adjustment Section Electrical AdjustmentsCheck before replacement Adjustment flow YESPrecautions for USE of Optical PICK- UP KMS-260B Precautions for Checking Laser Diode EmissionPrecautions for Adjustments Using 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 CheckTemperature Compensation Offset Adjutment Initial Setting of Adjustment ValueLaser Power Adjustment Traverse Adjustment Iop NV SaveFocus Bias Adjustment YESError 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 Section Diagrams For schematic diagramsFor printed wiring boards Circuit Boards LocationBlock Diagrams BD Section MDS-JE440Main Section Sclk Cclk Control Generator OSCMain Board BD BoardDisplay Board Printed Wiring Board BD Section SemiconductorPIN PIN Function Printed Wiring Board Main Section Side a Printed Wiring Board Main Section Side B PIN MDS-JE440 Schematic Diagram Main /3 See page 47 for IC Block Diagrams Printed Wiring Board Power Section Printed Wiring Board Display Section Schematic Diagram Display Section See page 34 for Waveforms IC Block Diagrams IC101 CXA2523AR BD BoardIC400 LA5643 Main Board IC PIN Functions Pin No Pin Name FunctionMNT0 FOK MNT1 ShckMNT2 Xbusy MNT3 SlocMvci AsyoAsyi AvddTfdr FfdrFrdr FS4IC1 M30805SGP System Control Main Board HLDA/ALE Section Exploded Views Chassis SectionNot supplied FL771 Mechanism MDM-7A 202 220 201 213 215 216 205 218 207259 Section Electrical Parts List Description Remarks Ref. NoIC TC7WU04FUTE12R SWITCH, Keyboard MENU/NO Display KEY-SWMain CN1Diode MA8047-TX Main VOL-SEL VibratorSony Corporation

KMS-2608/J1N, MDM-7A, NEW specifications

Sony has long been a leader in the realm of electronic innovation, and the introduction of the NEW MDM-7A and KMS-2608/J1N models further solidifies this position. These devices are a testament to Sony's commitment to delivering cutting-edge technology that enhances user experience across various applications.

The MDM-7A, a multi-channel digital mixer, offers advanced audio processing capabilities, ideal for both studio and live sound environments. One of its standout features is its high-resolution 24-bit audio processing, which ensures crystal-clear sound reproduction and fidelity. The MDM-7A supports a wide range of audio formats, making it compatible with various production environments. Moreover, its intuitive user interface facilitates easy navigation and control over numerous audio channels while maintaining flexibility for complex setups.

On the other hand, the KMS-2608/J1N is a multichannel audio management system designed for more extensive sound setups. One of its primary features is the smart signal routing capability, which allows users to manage audio signals efficiently across different outputs. This is especially beneficial in large-scale events or installations where sound management can become challenging. With support for both analog and digital audio inputs, the KMS-2608/J1N caters to a variety of equipment, ensuring seamless integration with existing systems.

In terms of connectivity, both devices are equipped with multiple input and output options, including XLR and TRS connectors, along with digital interfaces such as AES/EBU and S/PDIF. This flexibility allows users to customize their audio setups according to specific needs and preferences.

Another defining characteristic of the MDM-7A and KMS-2608/J1N is their durability and reliability. Built with robust materials and designed for extensive use, these devices are engineered to withstand the rigors of professional use, making them a smart investment for audio professionals.

In conclusion, the Sony MDM-7A and KMS-2608/J1N embody the future of audio technology, combining superior sound performance with user-friendly features. These models are not only designed to meet current industry standards but are also forward-thinking, making them suitable for a wide array of applications, from studio recordings to live events. As Sony continues to innovate, these devices are sure to play a significant role in shaping the audio landscape for years to come.
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