Sharp XL-HP707 Manuel de service télécharger pdf (Page 6)

XL-HP707

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2) Tracking balance adjustment

3) Gain adjustment (The gain is compensated inside the IC so that the

loop gain at the gain crossover frequency will be 0 dB.)

* Focus gain adjustment

* Tracking gain adjustment

4. CD ERROR CODE DESCRIPTION

* 'CHECKING'

If Error is detected, 'CHECKING' will be displayed instead of 'ER-

CD**'. 'ER-CD**' display will only be displayed when error had been

detected for the 5th times.

Error Explanation

01 When Pickup set inner position, inner switch cannot detect

'ON' level for 10 secs.

10* CAM error. Can't detect CAM switch when CAM is moving.

11* When it detect cam operation error during initialize process.

20* TRAY error. Can't detect TRAY switch when TRAY is mov-

ing.

21* When it detect TRAY operation error during initialize pro-

cess.

22* When it detect invalid TRAY switch during normal operation.

31 When it change to CD function, DSP cannot read initial data.

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Sharp XL-HP707 Manuel de service Page 6