Durabrand DBVT1341 Service Manual download pdf (Page 47)

C2-1

SERVICE MODE LIST

This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily.

To enter SERVICE MODE, unplug AC cord till lost actual clock time. Then press and hold Vol (-) button of main unit and

remocon key simultaneously.

The both pressing of set key and remote control key will not be possible if clock has been set. To reset clock, either unplug

AC cord and allow at least 5 seconds before Power On.

Set Key Remocon Key Operations

VOL. (-) MIN

Releasing of V-CHIP PASSWORD.

Horizontal position adjustment of OSD.

NOTE: Also can be adjusted by using the Adjustment MENU.

Refer to the "ELECTRICAL ADJUSTMENT" (OSD HORIZONTAL).

VOL. (-) MIN

Adjust the PG SHIFTER automatically.

Refer to the "ELECTRICAL ADJUSTMENT" (PG SHIFTER).

VOL. (-) MIN 4

Adjust the PG SHIFTER manually.

Refer to the "ELECTRICAL ADJUSTMENT" (PG SHIFTER).

VOL. (-) MIN

Adjusting of the Tracking to the center position.

NOTE: Also can be adjusted by pressing the ATR button for more than 2 seconds

during PLAY.

VOL. (-) MIN

POWER ON total hours and PLAY/REC total hours are displayed on the screen.

Refer to the "PREVENTIVE CHECKS AND SERVICE INTERVALS" (CONFIRMATION

OF HOURS USED).

Can be checked of the INITIAL DATA of MEMORY IC.

Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".

VOL. (-) MIN

VOL. (-) MIN 1

Initialization of the factory.

NOTE: Do not use this for the normal servicing.

VOL. (-) MIN 9

Display of the Adjustment MENU on the screen.

Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display Adjustment).

VOL. (-) MIN 8

Writing of EEPROM initial data.

NOTE: Do not use this for the normal servicing.

Method Operations

Adjusting of the Tracking to the center position.

Refer to the "MECHANICAL ADJUSTMENT" (GUIDE ROLLER) and "ELECTRICAL

ADJUSTMENT" (PG SHIFTER).

Press the ATR button on the

remote control for more than

2 seconds during PLAY.

Make the short circuit between

the test point of SERVICE and

the GND.

The EOT/BOT/Reel sensor do not work at this moment.

Refer to the "PREPARATION FOR SERVICING"

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Durabrand DBVT1341 Service Manual Page 47

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