Toshiba e-STUDIO556 Service Manual page 406

6.2 Adjustment of Auto-Toner Sensor
When the developer material is replaced, adjust the auto-toner sensor in the following procedure.
Note:
Check if the cleaning blade is pressed against the drum before performing this adjustment.
<Procedure> (Adjustment Mode (05-2000))
(1) Install the into the equipment.
(2) While pressing [0] and [5] simultaneously, turn the power ON.
The following message will be displayed.
(3) Key in code [2000] and press the [START] button.
The display changes as follows.
[ 2000 ]
Notes:
• A indicates the controlled value of the auto-toner sensor output.
• B indicates the output voltage of the auto-toner sensor (2.30 V in the above case).
The drum, developer unit, etc. are in operation.
• C indicates the latest adjustment value.
(4) After about two minutes and 30 seconds, the value B automatically starts changing.
(5) After a short time, the value B becomes stable and the display changes as follows.
e-STUDIO556/656/756/856/557/657/757/857
ADJUSTMENT
100%
[0][5]
TEST MODE
[POWER]
Fig. 6-2
B
230%
[ START ]
TEST MODE
128
C
Fig. 6-3
230%
TEST MODE
128
Fig. 6-4
A3
A
2000
A3
2000
WAIT
128
© 2011 - 2014 TOSHIBA TEC CORPORATION All rights reserved
6 - 2
A3
128
A