Service manual

Chapter 1
1-28
Do not throw a cartridge (used or not used) into fire. It may burst or explode.
MEMO:
If the photosensitive drum is exposed to 1500 lux (general light) for 5 min and then left alone for 5 min in a dark
place, it may recover to a level that will not cause practical problems. Nevertheless, avoid direct sunshine by all
means, which is as strong as 10000 to 30000 lux.
1.1.4.8 Cleaning the White Roller (ADF) 0007-3443
If the backs of originals tend to become soiled, clean the white roller as follows:
1) Open the ADF, and clean the bottom of the white roller with a cloth moistened with water (and wrung well). If
the dirt is excessive, use alcohol with lint-free paper. Be sure to dry wipe it with a cloth or lint-free paper thereafter.
2) Press the Additional Functions key, and hold down the Right Arrow or Left Arrow key until the LCD indicates '6.
ADJUST/CLEAN'.
3) Press the Set key.
4) Hold down the Right Arrow key or the Left Arrow key until the LCD indicates '2. CLEAN ADF ROLLER'.
5) Press the Set key.
6) When the LCD indicates 'START CLEAN: [SET]', press the Set key. In response, the white roller makes a 120
deg turn.
7) Wipe the bottom of the white roller with a cloth moistened with water (and wrung well); then, dry wipe it.
8) Repeat steps 6) and 7) to clean the entire surface of the white roller.
9) Press the Stop key to end.
1.1.4.9 Other Cleaning (ADF) 0006-3856
If images tend to become soiled, advise the user to clean the following as needed.
T-1-20
1.1.5 Safety
1.1.5.1 Safety of the Laser Scanner Unit 0006-4012
The radiation from a laser until can be harmful to the human body. The machine's laser scanner unit is sealed by
means of a protective housing and external covers, so that the light it produces will not escape outside, ensuring the
safety of the user as long as the machine is used under normal conditions.
No. Part Instructions
1 White plate Wipe it with a cloth moistened with water (and wrung well);
then, dry wipe it.