Sony MDS-SD1 service manual 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 = AD =

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 = s = (MO pit and CD)

h = a = (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 = / []

5.Detrack check display (Not used in servicing)

The detrack is displayed as follows. ADR =

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.

[

][

][]

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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