Iot Fan Motor Failure - Xerox Phaser 6500 Service Manual

Error Messages and Codes

IOT Fan Motor Failure

Applicable Error Code
3-84
Troubleshooting Procedure (continued)
Step Actions and Questions
7 Check the power to the EEPROM
Board.
Disconnect J42 from the MCU Board.
Is the voltage across P42-3 <=> ground
on the MCU Board, about +3.3 VDC?
8 Replace the MCU Board. (SFP,
page 8-138; MFP, page 8-160)
Does the error still occur when the
power is turned Off and On?
a. Electrical noise could be a possible cause. Go to "Electrical Noise" on
page 4-79 to make sure.
• 042-313
Troubleshooting Reference Table
Applicable Parts
Fan (SFP PL8.1.1; MFP PL8.2.8)
■
LVPS (SFP PL8.2.1; MFP PL8.2.12)
■
MCU Board (SFP PL8.2.13; MFP
■
PL8.3.6)
LVPS Main Harness Assy (PL9.1.3)
■
Troubleshooting Procedure
Step Actions and Questions
1 Does the error still occur when the
power is turned Off and On?
2 Check the Fan for rotation.
In the Printer Diagnostic tests, use
Engine Diag > Motor Test > Fan
HIGH.
During this check, close the Front
Cover.
Does the Fan function normally?
Xerox Internal Use Only
http://www.manuals4you.com
Yes
Replace the
EEPROM Board
(SFP,
page 8-139;
MFP,
page 8-161).
Go to
"Electrical
Noise" on
page 4-79.
Wiring and Plug/Jack Map References
"Map 3 - SFP IP Board, LVPS, and Drive"
■
on page 10-8
"Map 4 - SFP MCU Board" on
■
page 10-9
"SFP LVPS" on page 10-26
■
"Map 8 - MFP LVPS, IP Board, and
■
Drive" on page 10-17
"Map 9 - MFP MCU Board and HVPS"
■
on page 10-18
"MFP LVPS" on page 10-39
■
■
Yes
Go to step 2.
Replace the
MCU Board.
(SFP,
page 8-138;
MFP,
page 8-160)
Phaser 6500/WorkCentre 6505 Service Manual
No
Go to step 8.
Complete.
No
Complete.
Go to step 3.