Fan error service check
Actions Yes No
Turn the printer off, and remove the rear cover. See
“Rear cover removal”
on page 290.
Turn the printer on, and check the fan cable at JFAN1 for the following
values:
Pin 1: +3.3 V dc
Pin 2: Ground
Pin 3 0 (fan off)
Are the measured values correct?
Replace the fan. Replace the controller
board. See
“Controller
board removal” on
page 291.
Steps before starting the 9yy service checks
Before starting the service checks in this section, you will need to retrieve certain information. This will aid your next
level of support in diagnosing the problem before replacing the controller board.
Warning—Potential Damage: Do not replace the controller board unless directed by your next level of support.
1 Collect the history information and firmware logs (Fwdebug and logs.tar.gz) from the SE menu.
2 Collect the settings from the menu settings page.
3 Collect information from the user.
Note: Not all of the items can be retrieved from the printer you are working on.
5027
Diagnostic information
98
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