Copystar CS 181, Service Manual

Page: 73 / 355

2KJ/2KH
1-3-33
U099
Adjusting original size detection
Description
Checks the operation of the original size detection sensor and sets the sensing threshold value.
Purpose
To adjust the sensitiveness of the sensor and size judgement time if the original size detection sensor mal-
functions frequently due to incident light or the like.
Method
1. Press the start key.
2. Select the item using the cursor up/down keys.
3. Press the start key. The screen for executing each item is displayed.
Method to display the data for the sensor
1. Place the original and close the original cover or DP.
2. Press the start key. The detection sensor transmission data is displayed.
Figure 1-3-16
3. To return to the screen for selecting an item, press the stop/clear key.
Setting
1. Select an item to be set using the cursor up/down keys.
2. Adjust the setting using the cursor left/right keys.
3. Press the start key. The value is set.
4. To return to the screen for selecting an item, press the stop/clear key.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Maintenance
item No.
Description
Display Description
DATA Displaying detection sensor transmission data
B/W LEVEL Setting detection sensor threshold value
Setting original size judgment time
: 123 123 123
: 123 123 123
: 255 255 255
Rear of machine
Center of machine
Front of machine
Display Description Setting
range Initial
setting
LEVEL Detection sensor threshold value 0 to 255 170
WAIT TIME Original size judgment time 0 to 100 30
A4R AREA Threshold value in the main scan direction for
A4R detection 220 (mm)/
240 (mm) 240
ORIG AREA Original size detection position display (mm) 0 to 350 -
SIZE Detected original size display 0 to 63 -