Toshiba E-STUDIO520, Service Manual, Page: 223 / 592

March 2005 © TOSHIBA TEC e-STUDIO520/600/720/850 ADJUSTMENT
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3.3 Image Quality Adjustment (Copying Function)
3.3.1 Density adjustment
The center density and the density variation controlled by density adjustment keys can be adjusted as
follows.
< Adjustment Mode (05) >
* The values in “( )” are the adjustment codes of the Custom Mode.
Make a test copy and compare the image obtained with the current settings; if necessary, make adjust-
ment using the following procedure.
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.
(2) Key in a code and press the [START] button.
(3) Key in an adjustment value.
(To correct the keyed-in value, press the [CLEAR] button.)
(4) Press the [ENTER] or [INTERRUPT] button to store the value.
!
The equipment goes back to
the ready state.
(5) Shut down (turn the power OFF), back ON, and then perform the copying job.
(6) If the desired image density has not been attained, repeat step (1) to (5).
Original mode
Item to be adjusted Remarks
Text/Photo Photo Text
503
(931)
501
(933)
504
(932)
Manual density mode center
value The larger the value is, the darker the
image becomes.
Acceptable values: 0 to 255
505
(934)
506
(936)
507
(935)
Manual density mode light
step value The larger the value is, the lighter the
light side becomes.
Acceptable values: 0 to 255
508
(937)
509
(939)
510
(938)
Manual density mode dark
step value The larger the value is, the darker the
dark side becomes.
Acceptable values: 0 to 255
514
(940)
512
(942)
515
(941)
Automatic density mode The larger the value is, the darker the
image becomes.
Acceptable values: 0 to 255