
7–56
SERVICE MODE
6. 600PWM Density Auto Correction
•
This mode must be executed in combination with PD density auto correction and 200PWM density
auto correction.
CANCEL
+
OK
*4* FUNCTION 06 – > ( )
600PWM PRINT (START)
WHITE MEASURE (OK)
DENSITY SAMPLING (OK)
DATA SET
A=+xxx, B=+xxx, D=+xxx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
MULTI 0
>CASSETTE1 A4 1
CASSETTE 2 A4 1
–
JUMP
Item
600PWM density auto correc-
tion
Description
1) Press ‘600PWM PRINT’ to highlight, and press
the Copy Start key.
• A 15-gradation test pattern will be generated.
2) Place a blank sheet of paper (whitest of all used
by the user; no color copy paper allowed) on the
copyboard glass; press ‘WHITE MEASURE’ to
highlight, and press the OK key.
• The scanner makes a single scan.
3) Replace the paper with the test pattern generated
previously; press ‘DENSITY MEASURE’ to high-
light, and press the OK key.
4) Check the value of A, B, and D.
Insert
5) If the values are as indicated, press ‘DATA SET’
to highlight, and press the OK key.
Reference
page
Printed side down
Summary of Contents for GP215
Page 4: ......
Page 36: ......
Page 38: ...3 2 TROUBLESHOOTING IMAGE PROBLEMS ...
Page 39: ...3 3 TROUBLESHOOTING IMAGE PROBLEMS ...
Page 40: ...3 4 B Image Fault Samples ...
Page 80: ......
Page 92: ...6 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS C Fans Figure 6 603 FM6 FM5 FM2 FM3 FM1 FM4 ...
Page 105: ...6 19 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 Composite Power Supply PCB Figure 6 610 ...
Page 204: ...C GENERAL CIRCUIT DIAGRAM General Circuit Diagram 1 4 A 3 ...
Page 205: ...General Circuit Diagram 2 4 A 4 ...
Page 206: ...General Circuit Diagram 3 4 A 5 ...
Page 207: ...General Circuit Diagram 4 4 A 6 ...