5-39
Chapter 5 User Menu
10.
Check the displayed information and then press
[START]
.
The test exposure begins using the set information.
Test exposure for simultaneous adjustment exposes the patterns shown in the
following diagram incrementing the laser power (or focus value) in the
secondary scanning direction and the drum rpm (or zoom) in the primary
scanning direction.
5mm
30mm
5mm
95mm
Drum rpm (or zoom) is
incremented
Laser power
(or focus) is
incremented
When the test exposure is completed, the test exposure selection screen
reappears.
NOTE
For the test exposure, begin with a rough estimated initial value and large
incremental value. Then examine the exposure conditions and make the minute
adjustments of the values.
(Refer to Fig. 5-54 for the pattern images)
Laser power
Drum rpm
Focus Zoom
(Negative plate)
Focus Zoom
(Positive plate)
Dot percentage = 97%
Dot percentage = 100% Dot percentage = 0%
Dot percentage = 50% Dot percentage = 85%
Dot percentage = 85%
Dot percentage = 3%
C1 pattern
C1 pattern
Fig. 5-51 Test exposure (simultaneous adjustment)
Summary of Contents for PLATE RITE 4300
Page 10: ...x...
Page 11: ...Chapter 1 Ensuring Safety 1 This chapter gives information necessary for safe use of the PT R...
Page 26: ...PT R4300 USERS MANUAL 1 16 End of Chapter 1...
Page 38: ...PT R4300 USERS MANUAL 3 8 End of Chapter 3...
Page 39: ...This chapter explains the basic procedures for operating the PT R Chapter 4 Basic Operation 4...
Page 60: ...PT R4300 USERS MANUAL 4 22 End of Chapter 4...
Page 61: ...This chapter explains the procedures for setting PT R parameters Chapter 5 User Menu 5...
Page 122: ...PT R4300 USERS MANUAL 5 62 End of Chapter 5...
Page 157: ...This chapter explains this typical PT R problem and the solutions Chapter 8 Jamming 8...
Page 163: ...This chapter gives technical information on the PT R Chapter 9 Technical Information 9...