Toshiba TF831/861 manual Possible problems, Diagnosis programs, Key panel, Print unit

Possible problems

Diagnosis programs

You can use a diagnosis routine to check the key panel and the print unit of your fax machine. The following criteria can be tested:

Key panel:

•All LEDs are activated so that they flash at regular intervals.

•All segments of the display are acti- vated so that they change from bright to dark at regular intervals.

•The slide register of the display is checked.

•The functioning of all keys can be checked interactively.

Print unit:

•Contrast ratios from white to black areas.

•Density of printout.

•Resolution of laser unit.

•Evenness of printout.

•Geometry of printout.

•Toner consumption test (constant printouts)

15-03-97 SAT 19:56

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LOAD DOCUMENT

1.COMM. OPTIONS 2.LISTS

3.INSTALLATION 4.MENU LIST

1.OPE PANEL TEST 2.PRINT TEST 3.COMLINE

KEYPAD TEST	PRINTER TEST
Go to A	Go to B

Standby mode

Start the menu

The first 4 menu items are displayed.

Select a menu item

Make your selection for

1.Key panel test

2.Print unit test

3.Comline activation

Select a menu item

Continue under A,B

A KEYPAD TEST Key panel test

All lamps flash, all segments of the display are activated at regular intervals.

START

STOP

confirm with START

The slide register on the display is tested by a black bar which moves from top left to bottom right. The bar must appear in every segment of the display and must not stop anywhere. Press any key, apart from STOP key. The designation of the key which has been pressed is displayed. The function of each key can be tested individually in this way.

Press STOP, return to standby mode

GB 108 Possible problems TOSHIBA TF 831/861