Overview And How To Use Test Print (Pg) In Service Mode - Canon imagePRESS C800 Series Troubleshooting Manual

Chapter 1
Service Mode > COPIER > Display > FIXING > FX-MTR5
Service Mode > COPIER > Display > FIXING > FX-R-TM
Service Mode > COPIER > Counter > FIXING > FX-RF-RL
Service Mode > COPIER > Counter > CLEANING > FX1-RFRL
Service Mode > COPIER > Counter > PRDC-1 > FXLW-TH1
Service Mode > COPIER > Counter > PRDC-1 > FXLW-TH2

1.1.7.1.51 Overview and how to use test print (PG) in service mode

[ Manual-related ]
Description
This machine is able to use following test prints. With each test print, the image error can be checked by "Yes" in the following image check items.
If the image failure occurred on normal output does not reappear on the test print, it may be caused by the PDL input or reader side.
Field Remedy
a) Test print type
PG
TYPE Pattern
TYPE
0 Normal copy/print
1 to 3 (For R&D)
4 16-Gradation
5 Full Area Half Tone
6 Grid
10 MCYBk Horizontal Line
12 64-Gradation
14 Full Color 16-gradation
b) Selecting Test Print TYPE
b-1) Set the copy count, paper size, and pickup mode (single-sided or double-sided).
b-2) Select service mode > COPIER > Test > PG > TYPE.
b-3) Enter the appropriate TYPE No. using the keypad, and press the OK key.
b-4) Set the density using service mode > COPIER > Test > PG > DENS-Y/M/C/K (valid only if TYPE > 5).
b-5) Set the image mode by service mode > COPIER > Test > PG > TXPH.
b-6) Press the start key.
c) How to check test print
c-1) 16-Gradation (TYPE > 4)
1-136
Transfer
Gradation Fogging
Fault
Yes Yes
Yes
Yes
Yes Yes
Display Fixing Motor current VL log: standby
Display Fixing Refresh Roller total operation times
Fixing Refresh Roller parts counter
Fixing Refresh Roller cleaning counter
Pressure Sub Thermistor 1 parts counter
Pressure Sub Thermistor 2 parts counter
Items
Uneven
Black line White line
Density
Yes
Yes Yes Yes
Yes
Uneven
Color
Density
displaceme Right Angle
at the
nt
Front/Rear
Yes
Yes Yes
Yes
0031-6206
Originator
Straight
Lines
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Main
Yes
controller
PCB