6. FUNCTIONS OF OTHER BUTTONS

Function

Contents

á

Sets continuous playback when pressed in the STOP state. When pressed during continuous playback, the tracking servo

turns ON/OFF.

 

p

Stops continuous playback and continuous recording.

)

The sled moves to the outer circumference only when this is pressed.

0

The sled moves to the inner circumference only when this is pressed.

SCROLL

Switches between the pit and groove modes when pressed.

 

 

PLAY MODE

Switches the spindle servo mode (CLVS ÷CLV A).

LEVEL/DISPLAY/CHAR

Switches the displayed contents each time the button is pressed

EJECT ¤

Ejects the disc

REPEAT

Exits the test mode

 

 

7. TEST MODE DISPLAYS

Each time the [DISPLAY/CHAR] 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 = ¹¹¹¹AD = ¹¹

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 [SCROLL/CLOCKÊSET] button switches between the group display and bit display. h = ¹¹¹¹ s = ¹¹¹¹ (MO pit and CD)

h = ¹¹¹¹ a = ¹¹¹¹ (MO groove) h = Indicates the header address.

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

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)

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

4.Auto gain display (Not used in servicing) The auto gain is displayed as follows.

AG = ¹¹/¹¹[¹¹]

5.Detrack check display (Not used in servicing) The detrack is displayed as follows.

ADR = ¹¹¹¹¹¹¹

6.IVR display (Not used in servicing)

The IVR is displayed as follows. [¹¹][¹¹][¹¹

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Image 19
Sony 4-216-840-0 service manual Functions of Other Buttons, Test Mode Displays