Sony MDS-SD1 service manual Test Mode Displays, Mode display, Error rate display, Address display

Models: MDS-SD1

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4-7. TEST MODE DISPLAYS

4-7. TEST MODE DISPLAYS

Each time the DISPLAY button is pressed, the display changes in the following order.

1. Mode display

Displays “TEMP ADJUST”, “CPLAYMODE”, etc.

2. Error rate display

Displays the error rate in the following way.

C1 = 1. Mode display2. Error rate display3. Address display4.Auto gain display (Not used in servicing)5.Detrack check display (Not used in servicing)6.IVR display (Not used in servicing)MEANINGS OF OTHER DISPLAYS– 22 – AD = Manual backgroundManual backgroundManual backgroundManual background

C1 = Indicates the C1 error.

AD = Indicates ADER.

3. Address display

The address is displayed as follows. (MO:recordable disc, CD:playback only disc) Pressing the CLEAR button switches between the group display and bit display.

h = Manual backgroundManual backgroundManual backgroundManual background s = Manual backgroundManual backgroundManual backgroundManual background (MO pit and CD)

h = Manual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual background a = Manual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual background (MO groove) h = Indicates the header address.

s = Indicates the SUBQ address. a = Indicates the ADIP address.

Note: “–” is displayed when servo is not imposed.

4.Auto gain display (Not used in servicing)

The auto gain is displayed as follows.

AG = Manual backgroundManual background / Manual backgroundManual background [Manual backgroundManual backgroundManual background]

5.Detrack check display (Not used in servicing)

The detrack is displayed as follows. ADR = Manual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual background

Mode display

Error rate display

Address display

Auto gain display (Not used in servicing)

Detrack check display (Not used in servicing)

IVR display (Not used in servicing)

6.IVR display (Not used in servicing)

The IVR is displayed as follows.

[Manual backgroundManual background

][Manual backgroundManual background

][Manual backgroundManual background]

MEANINGS OF OTHER DISPLAYS

Display

¢

P

SYNC

LEVEL-SYNC

OVER

REPEAT

1

TRACK

DISC

DATE

MONO

 

Contents

 

 

 

When Lit

 

When Off

During continuous playback (CLV: ON)

 

STOP (CLV: OFF)

Tracking servo OFF

 

Tracking servo ON

CLV low speed mode

 

CLV normal mode

ABCD adjustment completed

 

 

Tracking offset cancel ON

 

Tracking offset cancel OFF

Tracking auto gain OK

 

 

Focus auto gain OK

 

 

Pit

 

Groove

High reflection

 

Low reflection

CLV-S

 

CLV-A

CLV LOCK

 

CLV UNLOCK

 

 

 

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Image 22
Sony MDS-SD1 Test Mode Displays, Mode display, Error rate display, Address display, IVR display Not used in servicing